For details, refer to "Important symbols for good services" .
T-ZZR JULY 2003 printed in Japan
1234
SAFETY INFORMATION
A
This service manual is intended for qualified service technicians ; it is not meant for the casual doit-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been
trained to properly and safely repair complex products such as those covered by this manual.
Improperly performed repairs can adversely affect the safety and reliability of the product and
may void the warranty. If you are not qualified to perform the repair of this product properly and
safely, you should not risk trying to do so and refer the repair to a qualified service technician.
B
THE AEL (ACCESSIBLE EMISSION LEVEL) OF THE LASER POWER OUTPUT IS LESS THAN CLASS 1
BUT THE LASER COMPONENT IS CAPABLE OF EMITTING RADIATION EXCEEDING THE LIMIT FOR
CLASS 1.
A SPECIALLY INSTRUCTED PERSON SHOULD DO SERVICING OPERATION OF THE APPARATUS.
LASER DIODE CHARACTERISTICS
FOR DVD : MAXIMUM OUTPUT POWER : 5 mW
WAVELENGTH : 650 nm
FOR CD : MAXIMUM OUTPUT POWER : 7 mW
WAVELENGTH : 780 nm
C
LABEL CHECK
D
WARNING !
T
I
M
E
R
STANDBY/ON
SOUND MODE
ADVANCED
SURROUND
PGM
ADV.SURR. SFC
RDM
SURROUND
RPT
LINE
–
1
REC
MONO
STEREO
RDS TUNED
SUB Wf
96kHz
TIMER/CLOCK ADJ
SYSTEM DISPLAY
P
R
O
NR
ECHO
L
O
G
B.CUT REC
I
C
KEY
ST. MEMORY
KARAOKE L R
D
I
G
I
T
A
L
WAKE
ASES
–
UP
DVD/CD
ENTER
REC
TAPE
TUNER
VOLUME
LINE
KARAOKE
DOLBY NR
(DEMO)
OPEN/CLOSE
4
TUNING –
3
ASES
1
/
8
¡
TUNING +
¢
7
STEREO DVD CASSETTE
DECK RECEIVER
EV61 DVD
REVERSE
MODE
REC/STOP
E
FULL LOGIC AUTO REVERSE
STEREO CASSETTE DECK
IN
M
A
IN M
PUSH OPEN
MIC VOL
M
A
XM
IC
S
U
B
PHONES
(Printed on the Rear Panel B)
XV-EV61/DLXJ/NC
1. Laser Interlock Mechanism
• Loading switch (S101 on the LOAB Assy) is used for interlock
mechanism of the laser.
When this switch turned ON in SW2 (XCLOSE) side (OPEN signal is
0V and XCLOSE signal is 3.5V), a laser becomes the status which
can completely oscillation.
Furthermore, the laser completely oscillates in the disc judgment and
disc playback.
When player is power ON state and laser diode is not completely
oscillating, 780nm laser diode is always oscillating by half power.
• Laser diode is driving with Q101 (650nm LD) and Q102 (780nm LD)
on the DVDM Assy.
Therefore, when short-circuit between the emitter and collector of
these transistors or the base voltage is supplied for transistors turn
Additional Laser Caution
on, the laser oscillates. (failure mode)
• In the test mode ∗ , there is the mode that the laser oscillates except
for the disc judgment and playback. LD ON mode in the test mode
oscillates with the laser forcibly.
The interlock mechanism mentioned above becomes invalid in this
mode.
2. When the cover is open, close viewing through the objective lens with
the naked eye will cause exposure to the laser beam.
F
2
XV-EV61
∗ : See page 107
1234
[ Important symbols for good services ]
In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely.
When you find the procedures bearing any of the symbols, be sure to fulfill them:
2. Adjustments
To keep the original performances of the product, optimum adjustments or specification confirmation is indispensable.
In accordance with the procedures or instructions described in this manual, adjustments should be performed.
3. Cleaning
For optical pickups, tape-deck heads, lenses and mirrors used in projection monitors, and other parts requiring cleaning,
proper cleaning should be performed to restore their performances.
5. Lubricants, glues, and replacement parts
Appropriately applying grease or glue can maintain the product performances. But improper lubrication or applying
glue may lead to failures or troubles in the product. By following the instructions in this manual, be sure to apply the
prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed
ones should be used.
4. Shipping mode and shipping screws
To protect the product from damages or failures that may be caused during transit, the shipping mode should be set or
the shipping screws should be installed before shipping out in accordance with this manual, if necessary.
1. Product safety
You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and
should keep the safety during servicing by following the safety instructions described in this manual.
Discs compatible with this
player
Any disc that displays one of the following
logos should play in this player. Other
formats, including DVD-Audio, DVD-RAM,
DVD-ROM, CD-ROM (except those that
contain MP3 and WMA files), SACD will
not play.
Audio-CD
Fuji Color-CD
DVD-Video
Video-CDCD-R *CD-RW *
DVD-R
DVD-RW
Super Video CD (Super VCD)
5678
A
B
C
D
E
XV-EV61
56
F
7
8
3
1234
CONTENTS
SAFETY INFORMATION ..................................................................................................................................... 2
3.15 MIC ASSY.............................................................................................................................................. 50
4.6 MIC ASSY................................................................................................................................................ 71
5. PCB PARTS LIST ........................................................................................................................................... 88
6.6 TEST MODE .......................................................................................................................................... 107
Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List.
The mark found on some component parts indicates the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of identical designation.
Screws adjacent to mark on product are used for disassembly.
For the applying amount of lubricants or glue, follow the instructions in this manual.
(In the case of no amount instructions, apply as you think it appropriate.)
1
STANDBY/ON
DVD/CD TAPE FM/AM LINE
SUBTITLE
AUDIO
DSP
ADVANCED
SURROUND
—
KEYCON —
I
KARAOKE
ECHO
VOLUME
SYSTEM SETUP
DVD SETUP
SOUND
MODE
/e
1
4
8
PROGRAM
REPEAT
123
TEST TONE
CH LEVEL
456
7890
INPUT
SHIFT
SELECT
ANGLE ZOOM
DVD DISP
MONO
SYSTEM DISP
i
TIMER
MUTE
CLOCK ADJ.
TOP MENU
TUNE +
DVD MENU
ENTER
RETURN
TUNE –
3
3
3
FOLDER +FOLDER –
7
RANDOM
CLEAR
SLEEP
ENTER
TV CONTROL
CHANNELVOLUME
10
E/
¡
¢
3
11
2
9
12
13
14
Yellow
15
5
6
D
4
E
Junction
7
F
6
XV-EV61
1234
5678
PACKING parts List
Mark
Mark
No.DescriptionPart No.
1Operating InstructionsXRB3026
(English)
2Operating InstructionsXRC3109
(Chinese)
NSP 3Polyethylene BagAHG1180
(0.03 x 230 x 340)
4Packing SheetXHG3010
5Front Pad XHA3136
6Rear Pad XHA3137
7Packing CaseSee Contrast table (2)
No.DescriptionPart No.
8• • • •
9AC Power CordADG1154
>
10 Remote Control UnitSee Contrast table (2)
11 Battery CoverAZA7424
12 FM AnternnaADH7004
13 AM Loop AnternnaATB7009
14 Video Cord (Yellow 1P) VDE1065
NSP 15 Dry Cell Battery (AA/R6)VEM1031
(2) CONTRAST TABLE
XV-EV61/DLXJ/NC and XV-EV31/DLXJ/NC are constructed the same except for the following :
Mark No.Symbol and Description XV-EV61/DLXJ/NC XV-EV31/DLXJ/NC
7Packing CaseXHD3355XHD3360
10 Remote Control UnitXXD3060XXD3061
A
B
C
D
E
56
XV-EV61
F
7
8
7
1234
2.2 EXTERIOR SECTION
48
32
32
15
B
14
3
9
To Cassete
Deck
32
22
32
D
21
12
XV-EV61
32
D
I
Only
K
E
11
from
Secondary
Assy
J
46
8
5
C
C
M
L
F
A
A
45
B
34
C
27
45
34
Refer to
33
6
"2.4 LOADING MECHA. ASSY".
13
17
25
32
43
40
46
32
31
32
2
10
47
H
33
36
33
D
4
38
37
38
47
B
38
E
11
49
29
28
33
G
F
E
23
Refer to
I
"2.4 FRONT PANEL SECTION".
H
G
F
E
D
30
A
16
46
1
K
26
35
C
J
L
10
M
12
B
14
C
M
Refer to
"2.3 AMP SECTION".
24
32
31
32
18
7
32
F
8
1234
XV-EV61
NON-CONTACT
SIDE
CONTACT SIDE
5678
EXTERIOR SECTION parts List
Mark
No.DescriptionPart No.
1FM/AM TUNER ModuleAXQ7228
2IF_AF AssySee Contrast table (2)
3DECK AssySee Contrast table (2)
4DVDM AssySee Contrast table (2)
5DSP AssySee Contrast table (2)
NSP 6LOADING MECHA AssyVWT1208
NSP 7Earth Lead WireDE007VF0
NSP 8Earth Lead WireDE015VF0
911P Flat Flexible CableXDD3142
10 13P Flat Flexible CableXDD3140
11 30P Flat Flexible CableXDD3137
12 30P Flat Flexible CableXDD3143
NSP 13 DVD ASSYSee Contrast table (2)
14 12P Flat Flexible CableXDD3141
NSP 15 Laser Caution LabelVRW1699
16 Mecha FrameXNG3102
17 Rear Panel ASee Contrast table (2)
18 Rear Panel BSee Contrast table (2)
19 • • • •
20 • • • •
21 DVD ShieldXNG3103
22 Pri HolderXMR3084
23 Barrier SAEC7429
24 FFC Barrier AXEC3048
25 FFC Barrier BXEC3053
Mark
No.DescriptionPart No.
26 DECK PCB HolderXNG3115
27 Bonnet CaseXZN3132
NSP 28 Tray PanelXAK3398
NSP 29 Tray CapXAK3397
30 Front Panel AssySee Contrast table (2)
31 ScrewVPZ30P080FZK
32 ScrewBBZ30P080FZK
33 ScrewBBZ30P080FMC
34 ScrewBBZ30P080FNI
35 Push RivetXEC3034
36 Adaptor 02 LANW7267
37 Adaptor 02 RANW7268
38 ScrewBPZ30P080FMC
39 • • • •
NSP 40 SISIR LabelXAX3397
41 • • • •
42 • • • •
NSP 43 ID LabelVXW1002
44 • • • •
45 ScrewBPZ30P080FNI
46 ScrewBCZ30P060FMC
NSP 47 FFC CableSee Contrast table (2)
48 RivetAEC7205
49 Tray Cap AssyXXG3155
A
B
C
(2) CONTRAST TABLE
XV-EV61/DLXJ/NC and XV-EV31/DLXJ/NC are constructed the same except for the following :
AGAINST RISK OF FIRE.
REPLACE ONLY WITH SAME TYPE
NO. 491005 FOR IC3102 MFD, BY
LITTELFUSE INC.
7
(SW)
(FL)
(C)
(SW)
(FL)
R3955
EV61 : 270 /3W
EV31 : 390 /3W
D
J3033
L
E
F
K
53
8
1234
3.17 MOD. AMP ASSY
A
MOD. AMP ASSY
M
(AWM7720/XV-EV61)
(AWM7787/XV-EV31)
To Fan
(FL)
B
CN3022
(FL)
(C)
L
(SL)
C
CN3021
D
E
F
L
(FL)
(FL)
54
M
XV-EV61
1234
5678
A
B
C
D
E
(FL)
: AUDIO SIGNAL ROUTE
: The power supply is shown with the marked box.
56
XV-EV61
F
M
7
8
55
1234
3.18 SP-TERMINAL and TRADE ASSYS
A
SP-TERMINAL ASSY
N
(XWZ3737 / XV-EV61)
(XWZ3742 / XV-EV31)
(FL)
STBY
STBY
STBY
(FL)
B
CN3007
(SW)
K
(C)
C
CN3006
K
(C)
D
(C)
STBY
STBY
(SL)
(SL)
(SL)
E
F
: The power supply is shown with the marked box.
N
56
1234
XV-EV61
5678
A
TRADE ASSY
L
(XWZ3740 / XV-EV61)
(XWZ3745 / XV-EV31)
B
CN3011
K
CN3002
M
CN3001
M
(SL)
(FL)
(C)
(SL)
(FL)
(C)
CN3012
K
CN3013
K
(FL)
(SL)
(C)
C
D
E
: FL AUDIO SIGNAL ROUTE
: SL AUDIO SIGNAL ROUTE
: C AUDIO SIGNAL ROUTE
56
XV-EV61
F
L
7
8
57
1234
3.19 PRIMARY ASSY
A
B
C
D
E
J3009
K
F
1SS133
1SS133
P
58
1234
XV-EV61
5678
A
PRIMARY ASSY (XWZ3738)
P
B
REK1029
C
D
E
• NOTE FOR FUSE REPLACEMENT
CAUTION -
FOR CONTINUED PROTECTION AGAINST RISK OF FIRE.
REPLACE WITH SAME TYPE AND RATINGS ONLY.
56
XV-EV61
AC IN
F
P
7
8
59
1234
3.20 SECONDARY ASSY
A
B
Power Transformer
XV-EV61 : XTS3070
XV-EV31 : XTS3071
SECONDARY ASSY
Q
(XWZ3739 / XV-EV61)
(XWZ3743 / XV-EV31)
C
D
E
F
Q
60
1234
XV-EV61
5678
A
B
J1 XDE3065
CAUTION : FOR CONTINUED PROTECTION
AGAINST RISK OF FIRE.
REPLACE ONLY WITH SAME TYPE
NO. 491005 FOR IC31 AND IC41
MFD, BY LITTELFUSE INC.
To
E
1/3
CN3003
K
C
D
E
CAUTION : FOR CONTINUED PROTECTION
CAUTION : FOR CONTINUED PROTECTION
AGAINST RISK OF FIRE.
REPLACE ONLY WITH SAME TYPE
NO. 491007 FOR IC21 AND IC22
MFD, BY LITTELFUSE INC.
AGAINST RISK OF FIRE.
REPLACE ONLY WITH SAME TYPE
NO. 491010 FOR IC11 AND IC12
MFD, BY LITTELFUSE INC.
XV-EV61
56
F
Q
7
8
61
5678
7 Adjustment Condition
(1) The ground at the time of adjustment shall be W166.
(Refer to Fig. 6–3).
(2) Clean the heads and demagnetize them using a head eraser.
(3) Set the measurement level to 0 dBV = 1 Vrms.
(4) Use the specified tape for adjustment. Use the labeled (A) side
of the test tape.
NCT–111: For Tape Speed adjustment
NCT-112: For Playback adjustment
STD–633: Normal blank tape
* As the reference recording level is 250 nwb/m for NCT–
112, the recording level will be higher than 4 dB for NCT–
112 (160nwb/m). When adjusting, pay carefully attention
to the type of tape used.
(5) Provide yourself with the following measuring devides:
÷ AC millivoltmeter
÷ Low-frequency oscillator
÷ Attenuator
÷ Oscilloscope
(6) Adjust both right and left channels unless other wise specified.
(7) Turn the DOLBY NR switch off unless otherwize specified.
(8) Warm up the unit for several minutes before adjustment. In
particular, be sure to warm up the unit in the REC/PLAY mode
for 3 to 5 minutes before starting recording/playback frequency
characteristics adjustment.
(9) Always follow the indicated adjustment order.
Otherwise, a complete adjustment may not be achieved.
Dolby noise reduction manufactured under license from Dolby
Laboratories Licensing Corporation.
“DOLBY” and the double-D symbol are trademarks of Dolby
Laboratories Licensing Corporation.
Fig. 6-2 Test Tape NCT– 112
Fig. 6-1 Frequency Characteristics
6. ADJUSTMENT
6.1 DECK SECTION
6.1.1 Adjustment condition
PLAY BACK
RECORDING
250
250
3dB
3dB
12.5k
10k
3dB 4dB
12.5k
10k
3dB
A
B
C
5dB
D
0 dB
30s
315 Hz
0 dB: 315 Hz, 250 nwb/m
30 s 30 s 30 s 10s 10s .......................................................................................................... 10s
Repeat adjustment until playback level of
the 10kHz signal is within 0dBV ±0.5dB
from that of the 315Hz signal.
Remarks
ote: Set the 10kHz input signal level to the same value as the 315Hz input signal level of step 1.
E
(2) Recording Level Adjustment
No.ModeInput Signal/Test TapeAdjustment Points
REC/
1
PAUSE
REC =
2
PLAY
F
Input a 315Hz signal to the LINEIN terminal.
STD–633 test tape and record/
playback the 315Hz signal.
102
1234
Measurement
Points
∗
Input signal level–7.7 dBV
L ch
R ch
VR2401
VR2402
P3 L (CN2507)
P1 R (CN2507)
(DECK ASSY)
Adjustment
Value
Repeat recording, playback and
adjustment until playback level of the
315Hz signal becomes –
Remarks
7.7dBV±0.5dB
.
XV-EV61
REV Azimuth
Adjustment Screw
FWD Azimuth
Adjustment Screw
MECHANISM UNIT
IC2202
GNDA
A
21
OPEN
4
CMKS-P3X
RCHLCH
OPEN
Production Code
1
BIG
1
17
DECK ASSY
IC2401
XNP3061-A
1
3
VA12
15.GNDA
IC2201
SIDE
Lch
P
PBL
VA12
I
R
PRINTED
GNDA
GNDA
VREF
Adj.
Adj.PB
LEVEL
DECK TP
Lch
PRINTED
CONTACT SIDE
ICT
FC
REC
L
1.GNDB
VB+12
MS
VA+12
5.VA+12
LEVEL
BIG
VA12
D
BIAS
SIDE
VA12
GNDA
Adj.
VA12
Rch
MS
GNDA
SIDEPRINTED
RECR
XPBMUTE
DOL ON\OFF
10.RECMUTE
PB/XREC
XBEATCUT
BIAS
Rch
DGND
Lch
PBR
17.RECL
VREF
GNDA
VREF
VA12
VREF
GNDA
VREF
IC2301
Rch
Q2802
W246
F2201
W248
F2202
W229
C2810
CN2302
C2206
Q2803
C2203
L2802
C2307
C2308
C2309
C2420
C2809
C2421
C2310
C2311
C2312
C2314
C2404
C2208
D2306
C2407
C2403
C2408
C2409
C2425
C2801
C2417
C2802
C2803
C2804
C2410
C2215
C2217
C2405
C2805
C2806
C2418
C2807
C2218
C2808
W257
Q2301
Q2805
Q2302
L2801
R2321
C2201
C2205
C2202
CN2506
W253
W255
W240
VR2802
C2207
C2422
C2419
CN2507
W227
W239
W254
C2216
W225
C2204
W263
W230
W222
W256
C2406
W218
W224
R2803
D2303
D2304
D2256
D2301
D2305
C2251
W247
C2255
R2806
W238
D2201
W244
C2254
W243
C2262
W261
C2210
C2209
C2261
W228
Q2806
W242
W250
W249
W236
W220
W259
W223
R2805
W219
W241
W260
W235
W252
W251
W258
W221
W237
W232
W234
W262
D2302
W231
W233
L2401
L2402
L2403
L2404
Q2801
CN2301
54
321
54
321
21
64
31
17
1
3
1
41
VR2801
VR2401
VR2402
VR2301
VR2302
DECK ASSY
D
REC LEVEL
PB LEVEL
BIAS
VR2301
(Lch)
VR2302
(Rch)
VR2402
(Rch)
VR2401
(Lch)
VR2801
(Lch)
VR2802
(Rch)
SIDE A
Fig. 6-3 Adjustment and Measurement Points
CN2507
(DECK TP)
5678
A
B
C
D
E
XV-EV61
56
F
7
8
103
1234
6.2 TUNER SECTION
A
AM Tuner Section
• There is no adjustment in the AM tuner.
FM Tuner Section
• Set the mode selector to FM BAND.
B
• Connect the wiring as shown in Fig. 1.
Step
No.
1
Adjustment
Title
T-METER
Adjustment
ANT. Input level and signal condition
Frequency
(MHz)
98OFF80
Modulation
Input Level
(dBµV)
Adjust
point
L201
Adjustment
Contents
Adjust L201 so that the DC voltage between
Pin 21 and Pin 23 of IC201 (Test point Vtm)
gets within 0 ± 50mV.
C
MPX SGFM SG
FM75Ω antenna terminal
PRODUCT
DC
Voltmeter
Fig.1 Adjustment Wiring Diagram
FM/AM TUNER MODULE
C
D
L201
IC201
E
pin 21
pin 23
SIDE B
Fig.2 Adjustment Point
F
104
1234
XV-EV61
5678
1
1 2
2
Tangential
adjustment
screw
1 2
Radial
adjustment
screw
Adjustment Items
[Mechanism Part]
[Electrical Part]
Tangential and Radial Height Coarse Adjustment
DVD Jitter Adjustment
Electrical adjustments are not required.
Adjustment Points (Mechanism Part)
Cautions: After adjustment, adjustment screw locks with the
Screw tight.
Screwdriver (large)
TV monitor
Precise screwdriver
DVD test disc
(GGV1025)
Test mode remote control
unit (GGF1381)
Screw tight
(GYL1001)
Screwdriver (medium)
Soldering iron
6.3 DVD SECTION ADJUSTMENT ITEMS ana LOCATION
A
B
6.4 JIGS and MEASURING INSTRUMENTS
C
D
E
XV-EV61
56
7
F
105
8
1234
6.5 NECESSARY ADJUSTMENT POINTS
A
When
Exchange Parts of Mechanism Assy
Exchange the Pickup
B
Exchange the Traverse Mechanism
Exchange the Spindle Motor
C
Mechanical
point
Electric
point
Mechanical
point
Electric
point
Mechanical
point
Electric
point
Adjustment Points
~, Ÿ
Ÿ
∗ After adjustment, screw locks
with the Screw tight.
∗ After adjustment, screw locks
with the Screw tight.
Exchange PCB Assy
Exchange PC Board
LOAB and DVDM ASSY
D
E
Mechanical
point
Electric
point
F
106
1234
XV-EV61
5678
TEST MODE: ON
TEST MODE: DISC SET
DSC - &&&
GGF1381
Test mode
remote control
unit
<TRAY OPEN>
OPEN/CLOSE
(Player)
OPEN/CLOSE
(Player)
TEST MODE: PLAY
TEST MODE: OFF
An address is displayed
For example, when playback with # 30000
During PLAY
Press keys in order
OR
ESC
030000
<PLAY>
< When playback with the target address of disc (DVD)>
TV/LDP
+1030000CHP/TIM
CHECK
DVD, CD
CAUTION:
Perform only trace, video and audio outputs
are nothing.
• The TEST MODE functions that are used only during adjustment are described here. For details, see "7.1.1 TEST MODE".
DVD disc
DVD Tuner Deck
POWER
ON
Power
POWER
Power
OFF
GGF1381
Test mode
remote control
unit
ESCTEST
6.6 TEST MODE
A
B
C
D
56
XV-EV61
7
E
F
107
8
1234
6.7 MECHANISM ADJUSTMENT
A
Tangential and Radial Height Coarse Adjustment
1
START
• Remove the Loading Mecha. Assy.
• Remove a Spacer for height adjustment
attached to the back side (shaded area)
of the Loading Mecha. Assy (Float Base)
with nippers.
B
Spacer for Height adjustment
Note:
Before removing the flexible cable for the
C
pickup, soldering of the pickup circuit is
necessary.
For details, see "7.1.13 DISASSEMBLY".
Loading Mecha. Assy
Float Base
Cautions:
Because there is not a Spacer for height adjustment in
adjustment after the second time, will keep it at need.
(This parts is Traverse mechanism exclusive use of a model
for 2003 years)
7.3mm
Put a spacer between a Tangential (or Radial) adjustment
screw and Mechanism Base and turn each screw to adjust
the height. (Refer to "6.3 ADJUSTMENT ITEMS AND
LOCATION".)
Turn a flat side
into bottom
D
E
F
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Monitor
• Test mode
• Play the DVD test disc
at outer track
(around #200000)
• Play the DVD test disc
at inner track
(around #30000)
• Play the DVD test disc
at outer track
(around #200000)
Mechanism Assy
Adjust the Tangential
Adjustment Screw so that
jitter becomes minimum.
Mechanism Assy
Readjust the Tangential
Adjustment Screw so that
jitter becomes minimum.
Mechanism Assy
Adjust the Radial
Adjustment Screw so that
jitter becomes minimum.
Use disc: GGV1025
START
DVD Jitter Adjustment
2
J : - - - -
J : Min
J : Min
Test mode end
J : Min
ESC
Disc playback normally.
• The measurement of block error rate
If error rate is OK,
locks a root of
tangential and radial
adjustment screws with
the Screw tight.
Screw tight: GYL1001
Turn the POWER OFF in
case of NG once, and
perform the adjustment
once again.
Confirm the error rate that is
displayed "OK"
(Example ERROR RATE: 6.6oe - 6 OK )
5ESC
CHECK
NG
OK
• Playback method of inner and outer address for the purpose is refererd to "6.4 TEST MODE".
• Jitter indication of the monitor is refererd to "7.1.2 DISPLAY SPECIFICATION OF THE TEST MODE".
Player
A
B
C
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7. GENERAL INFORMATION
7.1 DIAGNOSIS
7.1.1 TEST MODE
A
Test Mode Functional Specification
1 Test mode entry
In the power ON state, press the [ESC] (A8-5F) key and [TEST / RANDOM] (A8-5E) key in order of the Test mode remote control
unit.
• Light the all FL and LEDs, and goes out the FL and LEDs when pressing the keys of something.
• OSD displays test mode. Refer to the "7.1.2 DISPLAY SPECIFICATION OF THE TEST MODE".
2 Release the Test mode
• Turn off the power.
B
• Press the [ESC] (A8-5F) key of the remote control unit and reset it.
3 Tray open / close
• Press the [REPEAT A-B] (A8 - 48) key of the remote control unit.
• Press the [OPEN / CLOSE] key of the main unit from the stop state.
4 Playback stop
1. Press the [REPEAT] (A8 - 44) key of the remote control unit from the playback state.
2. Press the [STOP] key of the remote control unit or main unit from the playback state.
(Playback stops, but the loaded disc keeps rotating.)
5 LD ON
C
DVD : Press the [TEST] (A8-5E) and [1] (A8-01) keys in order, and turn on the laser diode (650n).
CD: Press the [TEST] (A8-5E) and [4] (A8-04) keys in order, and turn on the laser diode (780n).
6 Focus on / sweep
1. Lock the focus by pressing the [TEST] (A8-5E) and [2] (A8-02) keys in order.
2. Repeat focus sweep by pressing the [TEST] (A8-5E) and [3] (A8-03) keys in order.
7 Spindle FG servo
CAV : Press the [TEST] (A8-5E) and [5] (A8-05) keys in order,then rise up the spindle and FG servo becomes on.
CLV : Press the [TEST] (A8-5E) and [9] (A8-09) keys in order,then rise up the spindle and FG servo becomes on.
8 Tracking open / close
D
1. Open tracking by pressing the [STEP FWD] (A8-54) key of the remote control unit in the play state.
2. Close tracking by pressing the [STEP REV] (A8-50) key of the remote control unit in the play state.
9 Slider servo on/off
1. Turn on the slider servo by pressing the [TEST] (A8-5E) and [CX] (A8-0E) keys in order.
2. Turn off the slider servo by pressing the [TEST] (A8-5E) and [TV/LDP] (A8-0F) keys in order.
0 Slider in / out
Slider in : In the tracking off state, press the [SCAN REV] (A8-11) key of the remote control unit.
Slider out : In the tracking off state, press the [SCAN FWD] (A8-10) key of the remote control unit.
- Play (perform only the ID search and trace to the specified location)
E
Press the [TV/LDP] (A8-0F) key of the remote control unit from the stop state.
Perform only trace, video and audio outputs are nothing.
= Screen display ON/OFF
1. Turn off the display by pressing the [AUDIO] (A8-1E) key of the remote control unit.
2. Turn on the display by pressing the [DISPLAY] (A8-43) key of the remote control unit.
F
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~ Search
1. Search address input entry
• It becomes the address input mode when pressing the [+10] (A8-1F) key. (Most significant digit of an address displays "<".)
• In this time, display the last address as the initial state.
2. Search address input
• Press the [0] to [9] (A8-00 to 09) keys of the remote control unit. In the DVD, set an address with hexadecimal.
• In the address input mode, turn to the hexadecimal input by pressing the [PROGRAM] (A8-4C) key (display a "∗" mark), and [1] to
[6] keys are each input as A to F.
• Hexadecimal input and decimal input can switch with toggle.
• In case of CD, perform only the absolute time search.
3. Search execution
• Press the [CHP/TM] (A8-13) key of the remote control unit.
• After the search, perform only trace and video and audio outputs are nothing.
4. Release the Search address input
• Clear the address by pressing the [CLEAR] (A8-45) key. Release the address input mode when pressing the [CLEAR] key once again.
A
B
C
D
E
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Display Specification of the Test Mode
A
B
Character in bold : Item name
: Information display
1
5
6
13
10
11
1 Address indication
The address being traced is displayed in number.
(as for the DVD, indication of decimal number is possible.)
DVD : ID indication (hexadecimal number, 8 digits)
[∗ ∗ ∗ ∗ ∗ ∗ ∗ ∗]
CD : A-TIME (min. sec.) [0 0 0 0 ∗ ∗ ∗ ∗]
C
2 Code indication of remote control unit [R – ∗ ∗ ∗ ∗]
In case of double code, display a 2nd code.
2
3
7
8
9
12
14
15
16
17
18
19
0 Disc sensing [DSC – ∗ ∗ ∗]
The type of discs loaded is displayed.
[DVD], [CD ], [VCD], [ ]
- Jitter value [J – ∗ ∗ ∗ ∗]
= Version of the AV-1 chip / version of firmware
[AV: ∗ ∗ / ∗ ∗ ∗ ∗ ∗ ∗ ∗ ∗]
3 Main unit keycode indication [K – ∗ ∗]
5 Tracking status [TRKG – ∗ ∗ ∗]
Tracking on : [ON]
Tracking off : [OFF]
6 Spindle status [SPDL – ∗ ∗ ∗]
[OFF], [ACC/BRK], [CAV], [CLV]
D
7 Mechanism (loading) position value [M – ∗ ∗]
Unknown : [01] or [41]
Open state: [04]
Close state : [08]
During opening : [12]
During closing : [22]
8 Slider position [S – ∗ ∗ ∗ ∗]
In Side Switch ON : [01]
In Side Switch OFF : [00]
E
9 Output video system [V – ∗ ∗ ∗ ∗]
NTSC system: [NTSC]
PAL system: [PAL]
Automatic setting : [AUTO]
Scart terminal output [SK – ∗ ∗]
(Display only the WY model which can do the output setting
of scart terminal.)
VIDEO: [00]
S-VIDEO : [01]
RGB: [02]
~ Version of the FL controller [FL: ∗ ∗ ∗ ∗]
! Region setting of the player [REG: ∗]
Setting value : [1] to [6]
@ Destination setting of the FL controller
[MDL: ∗ ∗ ∗ ∗ / ∗ ∗ ∗]
Four characters in the front represent the type of model.
Three characters in the back represent the destination code.
J: /J, K: /KU, /KC, /KU/KC, R: /RL/RD, RAM : /RAM,
LB: /LB, WY: /WY
# Part number of the flash ROM and system controller
[∗ ∗ ∗ ∗ ∗ ∗ / ∗ ∗ ∗∗ ∗ ∗]
$ Version of the flash ROM [V: ∗. ∗ ∗ ∗]
Flash ROM size [FLASH = ∗ ∗]
% Revision of the system controller [S: ∗. ∗ ∗ ∗ / ∗. ∗ ∗ ∗]
version . revision / build number of the ST core
^ Revision of the DVD mechanism controller
[M: ∗ ∗ / ∗ ∗ ∗]
Kinds of version / firmware of the FE.
RAM or ROM
F
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• Service mode indication (ESC + CHP/TIM keys)
ID Address
The error rate is always displayed in exponential notation, e.g., ∗.∗∗ e - ∗, for both DVDs and CDs.
EDC/ID/AV 1 error history (ID Address, EDC/ID/AV 1 Error, last eight errors)
Self-diagnosis functions (If a mechanical error has occurred, the mechanical-error history is also displayed.)
• Calculation of the average error rate (ESC + "5" [Test mode remote control unit] keys)
The average of the last eight error rates is calculated and indicated in exponential notation. After the calculation is completed, "OK" or "NG" is
displayed. If "NG" is displayed, the disc tray will open (for both DVDs and CDs)
For DVDs: OK with 5.0e-4 or less, for CDs: OK with 7.6e-3 or less
• Indication of model information (ESC + CHAP keys)
The items from 12 to 19 of the TEST MODE Indications are displayed. However, in the indications, S in the standard test mode is changed to
B.E VERSION, and M is changed to F.E VERSION. For details, see 7.1.4.
• Change of the background colors (ESC + "+10" [Test mode remote control unit] keys)
Every time the keys are pressed, the background color is changed between blue and green alternately.
(The green background is used in SETUP NAVIGATOR.)
• Region confirmation mode (ESC + AUDIO [Test mode remote control unit] + "1"-"8" [Test mode remote control unit] keys)
After you press the AUDIO key while holding the ESC key pressed and then input the region number, if the number is different from that set in
the unit, an error message is displayed, and the tray opens.
Command ContentsConditions
Remote Control
Key Name
Remote
Control Code
Memory clear and resion / revision indicationCLEAR (∗1)A8-45
Average value measurement of DVD error rate5 (∗1)A8-05
CD error rate measurement5 (∗1)A8-05
Aspect : Pan scan2AF-A2
Aspect : Letter box3AF-A3
Aspect : Wide4AF-A4
Digital : AC35AF-A5
Digital : AC-3 > PCM6AF-A6
Virtual surround : OFF
Only for models having the corresponding
functions
7AF-A7
Virtual surround : TruSurround8AF-A8
Digital output ONREPEAT AAF-E8
Digital output OFFREPEAT BAF-E4
DTS Digital output ONSTEP FWDAF-B7
DTS Digtal output OFFSTEP REVAF-B8
Scart terminal output : VIDEO
WY, models equipped with Scart terminal
AUDIOAF-BE
Scart terminal output : S-VIDEOSUBTITLEAF-36
Scart terminal output : RGBANGLEAF-B5
Progressive OFF
Only for progressive models
R_SKIPA3-9D
Progressive ONF_SKIPA3-9C
Audio 5.1 CH ON
Only for models having the corresponding functions
KD_ENTERAF-EF
FL indication of EDC / ID errorCX (∗1)A8-0E
FL indication of ID numberSTEREO (∗1)A8-4A
ZOOM ON (X4)ZOOMAF-37
ZOOM OFF< X3 (∗1)A8-59
Service mode indication (error rate indication, etc.)CHP/TIM (∗1)A8-13
Model information indicationCHAP (∗1)A8-40
Background color change+10 (∗1)A8-1F
Audio last stage mute ON9AF-A9
Audio last stage mute OFF0AF-A0
Title search Input mode IN
Title No. input
Search execution
SIDE A (∗1)
Numbers (∗1)
PLAY (∗1)
A8-4D
A8-00 to A8-09
A8-17
Region confimation mode
AUDIO (∗1)
Numbers (∗1)
A8-1E
A8-01 to A8-08
Only during normal playback, the following shortcut keys can be assigned by pressing a required key after pressing the ESC
key of the remote control unit. To quit, press the ESC key
∗1 : Test mode remote control unit
Functional Specification of the Shortcut key
A
B
C
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Specification of Model Information Display
To display model information : Press the ESC key then the CHAP key.
A
To close the model information display : Press the ESC key.
• Display contents
2
12
B
C
1 Model name
Display it according to model information set from the FL controller.
2 Destination indication
Display it according to model information set from the FL controller.
3 Region No.
4 Part number
5 ROM version
6 Flash size
D
7 FL controller version
11
10
3
1
4
5
6
7
8
9
Character in bold : Item name
: Information display
8 CHIP VERSION
Version of ST CHIP
CUT ID / JTAG ID
(two columns) (eight columns)
9 B.E VERSION
Version of BACK END (version of ST core software)
softwareVersion . softwareRevision / buildNumber
0 F.E VERSION
E
Version of FRONT END (version of mechanism controller CHIP software)
/
MainVersion / Kinds of firmware RAM or ROM
- Remote control code
= Key code of Main unit
F
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Indication plan contents
Character in bold : Item name
: Information display
1
2
4
• EDC / ID error FL display (shortcut function)
EDC/ID error is displayed on the FL display if you press the CX key while holding the ESC key on the TEST MODE remote
control unit pressed. To quit while an EDC/ID error is displayed, press the ESC key.
FL display
0 0 / 0 0 / 0 1 ∗
• Display during Service Mode
To enter Service Mode, press the CHP/TIM key while holding the ESC key pressed.
To quit, press the ESC key.
Service mode display
1 ID Address
2 Error rate (always displayed), in exponential notation
∗ ∗( ∗ ∗ ∗ ∗ )
3 EDC/ID/AV1 error history (ID Address, EDC/ID/AV1 errors, last eight errors)
Description of AV1 errors
BIT0: In BE code, an EDC error, FEC I/F buffer overflow, or "not valid" is generated (B.E error)
BIT1: In BE code, the ID is different from that of the target (B.E error)
BIT2: An error was generated in FE-added 2-byte EDC data. (F.E error)
4 Self-diagnosis functions
Whether F.E is normal or not is checked.
FE OK:No abnormality in F.E
FE Error: Abnormality is recognized in F.E.
Pressing the CHP/TIM key again displays the mechanical error history. Each press of the CHP/TIM
key changes the displays between the mechanical error history and the Service Mode display.
For details on the mechanical error history, refer to the addendum.
Number of sites where an EDC or ID error was generated
∗: Lights when an AV1 error was generated at least once.
Number of retrials while an ID error is being generated
(only displayed at the moment when an error is being generated),
and for the ST models, the number of retrials made for the latest ID error
Number of retrials while an EDC error is being generated
(only displayed at the moment when an error is being generated),
and the number of retrials made for the latest EDC error
Number of error rates
02: Indicates use of the same method as for the 02 models,
No indication: Indicates use of the method used for models before the 02 model
Only if a mechanical error (FE error) has been generated, a mechanical error history containing up to the last eight errors is
A
displayed if you press the CHP/TIM key in Service Mode.
Errors are displayed in descending order, with the latest one at the top.
Description of the mechanical error history
1 Error number
The first two digits are for the error code, and the second
two digits are for the servo state.
B
2 Error number
The elapsed time from the time when the system was
turned on until an error was generated is displayed.
Note: If a later error time is shorter than the previous
3 Description of errors
Error messages are displayed.
Example: If the error code is 0x13 (Focus lost timeout)
C
Servo State
Error Code
error time, it means that the unit was turned off
then on again.
and the servo state is 0x05 (Disc judge), the
message becomes "Focus lost timeout in Disc
judge."
Note: When an error has been generated, if the servo state
is "Disc judge," the disc tray opens, and if the servo
state is other than "Disc judge," the unit stops
(excluding a case of a device error with the error
code 0xd∗).
Indication contents
1
1
2
3
2
3
• List of the error codes• List of the servo states
Tracking gain adjust error0x25Tracking gain adjust timeout0x35
STEPPING ERROR0x4∗ STEPPING TIMEOUT0x5∗
Stepping on error0x41Stepping on timeout0x51
Stepping off error0x42Stepping off timeout0x52
Stepping lost error0x43Stepping lost timeout0x53
Stepping move error0x44Stepping move timeout0x54
SPINDLE ERROR0x6∗ SPINDLE TIMEOUT0x7∗
E
Spindle on error0x61Spindle on timeout0x71
Spindle off error0x62Spindle off timeout0x72
Spindle lost error0x63Spindle lost timeout0x73
Spindle CAV error0x64Spindle CAV timeout0x74
Spindle CLV error0x65Spindle CLV timeout0x75
ACQUISITION ERROR0x8∗ ACQUISITION TIMEOUT0x9∗
PLL lost error0x83PLL lost timeout0x93
DECODER ERROR0xa∗ DECODER TIMEOUT0xb∗
ID lost error0xa3ID lost timeout0xb3
DEVICE ERROR0xd∗
F
SRAM error0xd1
0x00Reset
0x01Stop (inside position)
0x02Stop (any position)
0x03Braking for stop
0x04New disc
0x05Disc judge
0x06Reserved 1
0x07Playing
0x08Start up
0x09Seeking
0x0APausing
0x0BReading BCA
0x0CReserved 2
0x0D
0x0E
0x0F
Tray open
Tray moving
Note : 0 x &&
code
(Only this part is displayed to a display)
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Error NameNo.CausesCheck ItemPossibility of Trouble
Remarks
FOCUS ERROR (0 x 0∗)
Focus on error0 x 01 Focus on could not be completed
Are not there a dirt or a scratch in
the Disc? Does LD become weak?
Does the lens move up and down?
1. Pickup
2. Driver
3. Front End IC
Focus off error0 x 02 Focus off could not be completedUnknown
Focus lost error0 x 03 Focus servo is lost
Are not there a dirt or a scratch in
the Disc? Does LD become weak?
1. Pickup
Focus balance adjust error0 x 04 AFB on could not be completed
Focus gain adjust error0 x 05 Focus AGC could not be completed
Focus sweep error0 x 06
Focus reflection error0 x 07
Dimensions of S curve did not reach to the aim value
Does LD become weak?1. Pickup
FOCUS TIMEOUT (0 x 1∗)
Focus on timeout0 x 11 Did timeout at focus on
Are not there a dirt or a scratch in
the Disc? Does LD become weak?
Does the lens move up and down?
1. Pickup
2. Driver
3. Front End IC
Focus off timeout0 x 12 Did timeout at focus off
Focus lost timeout0 x 13 Did timeout at focus backup
Focus balance adjust timeout0 x 14 Did timeout at AFB
Focus gain adjust timeout0 x 15 Did timeout at AGC
Focus sweep timeout0 x 16
TRACKING ERROR (0 x 2∗)
Tracking on error0 x 21 Tracking on could not be completed
1. Pickup
2. Driver
3. Front End IC
Tracking off error0 x 22 Tracking off could not be completed
Tracking lost error0 x 23 Tracking servo is lost1. Pickup
Tracking balance adjust error0 x 24 ATB could not be completed1. Pickup
Tracking gain adjust error0 x 25 AGC could not be completed1. Pickup
Tracking jump error0 x 26 Tracking jump could not be completed
TRACKING TIMEOUT (0 x 3∗)
Tracking on timeout0 x 31 Did timeout at tracking on
Are not there a dirt or a scratch in
the Disc?
1. Pickup
2. Driver
3. Front End IC
Tracking off timeout0 x 32 Did timeout at tracking off
Tracking lost timeout0 x 33 Did timeout at tracking backup
Are not there a dirt or a scratch in
the Disc?
1. Pickup
Tracking balance adjust timeout0 x 34 Did timeout at ATB1. Pickup
Tracking gain adjust timeout0 x 35 Did timeout at AGC1. Pickup
Tracking jump timeout0 x 36 Did timeout at tracking jump
STEPPING ERROR (0 x 4∗)
Stepping on error0 x 41 Stepping on could not be completed
1. Pickup
2. Driver
3. Front End IC
Stepping off error0 x 42 Stepping off could not be completed
Stepping lost error0 x 43 Stepping servo is lost
Stepping move error0 x 44 Stepping could not move
Do move to inner and outer periphery
of the
stepping
in the test mode?
Do indicate "S-04" at the most inner
periphery of the
stepping
?
1. Stepping motor
2. Inside switch
3. Driver
STEPPING TIMEOUT (0 x 5∗)
Stepping on timeout0 x 51 Did timeout at stepping on
1. Pickup
2. Driver
3. Front End IC
Stepping off timeout0 x 52 Did timeout at stepping off
Stepping lost timeout0 x 53 Did timeout at stepping backup
Stepping move timeout0 x 54 Did timeout at stepping movement
Do move to inner and outer periphery
of the
stepping
in the test mode?
Do indicate "S-04" at the most inner
periphery of the
stepping
?
1. Stepping motor
2. Inside switch
3. Driver
Error Code Table
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Error NameNo.CausesCheck ItemPossibility of Trouble
SPINDLE ERROR (0 x 6∗)
A
Spindle on error0 x 61 Spindle on could not be completed
Spindle off error0 x 62 Spindle off could not be completed
Spindle lost error0 x 63 Spindle lost control
Spindle CAV error0 x 64 CAV on could not be completed
Spindle CLV error0 x 65 CLV on could not be completed
SPINDLE TIMEOUT (0 x 7∗)
Spindle on timeout0 x 71 Did timeout at spindle on
Spindle off timeout0 x 72 Did timeout at spindle stop
Spindle lost timeout0 x 73 Did timeout at spindle backup
B
Spindle CAV timeout0 x 74 Did timeout at CAV on
Spindle CLV timeout0 x 75 Did timeout at CLV on
ACQUISITION ERROR (0 x 8∗)
PLL lost error0 x 83 PLL is lost
ACQUISITION TIMEOUT (0 x 9∗)
PLL lost timeout0 x 93 Did timeout at PLL backup
DECODER ERROR (0 x a∗)
ID lost error0 x a3 ID is not readable
C
DECODER TIMEOUT (0 x b∗)
ID lost timeout0xb3 Did timeout at ID backup
DEVICE ERROR (0 x d∗)
SRAM error0 x d1 Cannot access SRAM
FAILSAFE (0 x e∗)
Unexpected error0 x e1 Unexpected error
Are not there a dirt or a scratch in
the Disc?
Is FG output from the driver?
Is spindle rotating?
Is FG output from the driver?
Is the PDM output from Front End?
Are not there a dirt or a scratch in
the Disc?
Are not there a dirt or a scratch in
the Disc?
Are not there a dirt or a scratch in
the Disc?
Are not there a dirt or a scratch in
the Disc?
Power supply of SRAM
Is not bus line short-circuiting?
1. Spindle motor
2. Spindle driver
1. Spindle motor
2. Spindle driver
3. Front End IC
1. Pickup
2. Front End IC
1. Pickup
2. Front End IC
1. Pickup
2. Front End IC
1. Pickup
2. Front End IC
1. SRAM
2. Front End IC
Front End-SRAM bus line
3.
1. software runaway
3. Software bug
Remarks
D
E
F
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To enter ID Number Input Mode, with no ID number set, such as
in a case of immediately after upgrading the firmware, press the
ESC key then the STEREO key.
Note: If a previous ID number and ID data, such as a factory-
preset ID number and ID data, are maintained, the unit
enters ID Number Confirmation Mode when the above keys
are pressed. However, if only an ID number is maintained,
the unit enters ID Data Input Mode.
ID Number Input Mode
[Player's ID Number Setting]
ID Number ?
> - - - - - - - - -
<CLEAR> Exit
Input ID Number !
1
This display appears when the PLAY key is pressed in Step 4.
Enter a 9-digit number to compare. The number is also
displayed on the FL display.
6
By pressing the CLEAR key without having input a number, the
unit returns to Step 2 without doing anything else. Each press
of this key after a number has been input deletes one digit.
7
After entering all 9 digits, if you press the PLAY key, the unit
compares the numbers input in Steps 2 and 6, and only if the
numbers match, that number is set as the ID. Then the unit
automatically enters ID DATA Input Mode. If the numbers do not
match, the disc tray is opened, and the unit exits ID Number
Input Mode.
8
Enter a 9-digit ID number. The ID number is also displayed on
the FL display.
2
By pressing the CLEAR key without having input a number, you
can exit this mode. Each press of this key after a number has
been input deletes one digit.
3
After entering all 9 digits, if you press the PLAY key, the unit
enters Compare mode. Enter the same ID number again. Only
if your two input numbers match, the ID number is set. Compare
mode helps eliminate mistyping of the ID number.
4
After entering all 9 digits, if you press the SEARCH key, the
unit unconditionally sets the input number as the ID number.
Then the unit automatically enters Player's Data Input Mode.
(The SEARCH key is not accepted after all 9 digits have been
entered.)
5
2
3
[Player's ID Number Setting]
ID Number ?
> 0 0 0 0 0 0 0 0 1 OK ?
<PLAY> Compare Mode
<SEARCH> Enter
Input ID Number !
4
5
[Player's ID Number Setting]
ID Number ?
0 0 0 0 0 0 0 0 1
Compare
> ∗∗∗∗∗∗∗∗∗
Input ID Number !
6
[Player's ID Number Setting]
ID Number ?
0 0 0 0 0 0 0 0 1
Compare
> 0 0 0 0 0 0 0 0 1 OK?
<PLAY> Enter
Input ID Number !
8
Note: Enter ID numbers while the unit is in Stop mode so that the values set will be immediately written to the flash ROM.
The following operations are all made with the TEST MODE remote control unit (GGF1381).
Caution:
For the DVD players compatible with DVD-RW, for playback of a DVD-RW disc (CPRM), it is necessary that an individual ID
number and ID data are set for each player. If the ID number and ID data be not properly set in the manner described below,
future operations cannot be guaranteed. The ID number is written on the yellow label at the rear panel of the player.
If there is no yellow label, before downloading FLASH ROM, take note of the ID number set following the procedures
outlined in "ID Number Confirmation Mode" on the next page.
Note: If you press the PLAY button before inputting a 9-digit ID
number, the unit returns to Step 2 without doing anything
else.
Note: If you press the PLAY button before inputting a 9-digit ID
number, the unit returns to Step 6 without doing anything
else.
7.1.3 ID NUMBER AND ID DATA SETTING
A
B
C
D
E
56
XV-EV61
F
7
8
119
1234
ID Number Confirmation Mode
To enter ID Number Confirmation Mode after the ID number and
1
A
the ID data are set, press the ESC key then the STEREO key.
The ID number already set is displayed.
2
(It is also displayed on the FL display.)
Enter a 9-digit number for comparison. This is not required
3
when you only wish to check the ID number visually.
(The number is also displayed on the FL display.)
By pressing the CLEAR key without having input a number, you
4
can exit this mode. Each press of this key after a number has
been input deletes one digit.
• Indication of an ID number already set
An ID number already set is displayed in the following cases:
1) When the ESC key then the CLEAR key are pressed, user
settings are cleared, then the ID number set is displayed on
the screen. In this case, the ID number is not displayed on the
FL display.
2) When the unit enters ID Number Confirmation Mode by your
pressing the ESC key then the CLEAR key, the ID number set
is displayed. In this case, the ID number is also displayed on
the FL display.
If you only need to confirm the ID number, you can exit
this mode by pressing the CLEAR key or turning off the power.
[Player's ID Number Setting]
B
ID Number ?
[ 0 0 0 0 0 0 0 0 1 ]
2
Compare
> ∗∗∗∗∗∗∗∗∗
3
<CLEAR> Exit
4
Input ID Number !
C
D
After entering all 9 digits, if you press the PLAY key, the unit
5
compares the number entered in Step 2 with the ID number
set, and only if the numbers match, the unit automatically exits
ID Number Confirmation Mode. If an ID data has not been
entered, the unit enters ID DATA Input Mode. If the numbers do
not match, the disc tray is opened, and the unit exits ID Number
Confirmation Mode.
Note: If you press the PLAY button before inputting a 9-digit ID
number, the unit returns to Step 4 without doing anything
else.
After entering all 9 digits, if you press the STOP key, the unit
6
compares the number entered in Step 3 with the ID number
set, and only if the numbers match, the unit automatically
deletes the ID number and exits this mode. If the numbers do
not match, the disc tray is opened, and the unit exits this mode.
(The STOP key is not accepted after all 9 digits have been
entered.)
• Indication when no ID number is set
If no ID number is set, the message "No ID Number!" flashes on
the screen and FL display for a few seconds after the power is
turned on or during Stop mode.
[Player's ID Number Setting]
ID Number ?
[ 0 0 0 0 0 0 0 0 1 ]
Compare
> 0 0 0 0 0 0 0 0 1 OK?
5
<PLAY> Enter
<STOP> Memory Clear
E
6
Input ID Number !
F
120
1234
XV-EV61
5678
To enter ID DATA Input Mode, with the ID number set, press the
ESC key then the STEREO key.
ID DATA Input Mode
1
When writing of the data read from the disc to flash ROM is
completed, "Rom Write OK!" is displayed. After seeing this
message, you can exit this mode by pressing the CLEAR key.
5
If the data cannot be read from the disc, "Disc Error!" is
displayed on the screen, and the disc is ejected.
6
When the STEREO key is pressed, the unit enters ID DATA
Input Mode.
2
If the DVD DATA DISC (GGV1085) is loaded in this mode, the
unit automatically starts reading the data.
(If the ID DISC has already been loaded, the unit does not start
reading the data. In this case, open then close the tray.)
3
To exit this mode, press the CLEAR key. While data are being
read from the DVD DATA DISC (GGV1085), you cannot exit this
mode.
4
[Player's ID Number Setting]
ID Number ?
[ 0 0 0 0 0 0 0 0 1 ]
Compare
> ∗∗∗∗∗∗∗∗∗
<CLEAR> Exit
<STEREO> ID Data Setting Mode
Input ID Number !
2
[Player's Data Input Mode]
<CLEAR> Exit
Insert The ID Data Disc !
4
[Player's Data Input Mode]
Rom Write OK!
<CLEAR> Exit
5
[Player's Data Input Mode]
Disc Error!
<CLEAR> Exit
6
Note: Whether or not the data have been written to flash ROM can
be confirmed by watching for the message "Rom Write OK!"
being displayed after the disc is read.
• Indication when the data have not been set
If no ID data are set after the ID number is changed, the message
"NO ID DATA" flashes on the screen and FL display for a few
seconds after the power is turned on or during Stop mode.
A
B
C
D
56
XV-EV61
E
F
7
8
121
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7.1.4 TROUBLE SHOOTING
Microcomputer Section (IF/AF Assy : IC5501)
A
• The unit cannot be turned on.
The unit shuts itself off soon after it is
turned on.
B
• DVD does not operate at all.
• Time is not displayed in FL display
during DVD function.
All operation keys are disabled.
C
SymptomPossible CauseCheck Method
The microcomputer was not reset.
The AC pulse is not input.
The oscillation circuit of the microcomputer
does not function.
• If the Function is DVD, the voltage of the
VDET input (Pin 17) is either 0.5 Vdd* or
less or 0.85 Vdd* or more.
• The voltage of the PROTECT input
(Pin 22) is 0.71 Vdd* or less.
Communication with the DVD
microcomputer has not been established.
The unit recognizes that an operation key
has already been pressed.
Check if the level of the terminal XRESET (Pin 8) is "H."
If it is not, check the RESET circuit.
Check if the AC pulse is input to Pin 4 of the AC input
terminal. If it is not, check the AC pulse generation circuit.
The microcomputer or the oscillation circuit is broken.
Change the microcomputer or the oscillation circuit.
If the voltage at Pin 17 of the VDET terminal of the
microcomputer is either 0.5 Vdd or less or 0.85 Vdd or
more, adjust so that it stays between 0.5 and 0.85 Vdd.
• Check that the terminal (Pins 23-25, 29, and 30) for
communication with the DVD microcomputer is live,
and if it is not, check if the flexible cable is
disconnected.
• Check if an "H" signal is output to Pin 93 of the
XDVDRST terminal.
If no operation key has been pressed, check if the
voltage at Pins 18 of the KEY input terminal is 5 V. If it is
not, check if the operation switch on the line is in failure.
* Vdd= Approx. 5V (depending on the unit)
ex.) 0.85Vdd= 0.85 × 5 (V)
= 4.25 (V)
D
E
F
122
1234
XV-EV61
DVD Section
No.SymptomsDiagnosis Contents
Possible Defective Points
1
An opening screen is not
displayed on the monitor
(The FL display lights. The
mechanism does not work.)
Is the level at both IC5501-pin 67(XDVDRST) and pin66 (DVDON/OFF)
on the CONTROL Assy "H" ?
µcom (IF/AF IC5501)
Check the voltage of CN901-pin 28 and 29 (VPR+8) on the DVDM
Assy.
DVDM Assy CN901
Check that the following voltages are output :
IC411-pin 3 : 1.8V, IC421-pin 3 : 1.8V and IC431-pin 1 : 5V on the
DVDM Assy
Each regulator on the DVDM
Assy
Are resonators (27MHz, 20MHz) on the DVDM Assy oscillating ?
Crystal resonator
(DVDM Assy X601 and X301)
Refer to contents of an FE error displayed on the FL display.
(SRAM defectiveness, I2C communication line defectiveness, etc.)
FRONT END IC
(DVDM IC301)
• Is a signal input into IC601-pin 132 (CE3) on the DVDM Assy ?
(Is a signal fluctuating for several seconds after the power is turned on ?)
→ Communication with flash ROM
• Are the signals input into IC602-pin 16 (SMIWE), pin 19 (SMICS0)
and pin 38 (SMICLK) on the DVDM Assy ?
(Is a signal fluctuating ?)
→ Communication with flash ROM
• BACK END IC (DVDM IC601)
• Flash ROM (DVDM IC603)
• 64M SDRAM (DVDM IC602)
Is a signal output from IC603-pin 28 (CPU_OE) on the DVDM Assy?
(Is a signal fluctuating for several seconds after the power is turned on ?)
µcom (IF/AF IC5501)
Is a signal input into IC5501-pin 70 (DVDACK) on the CONTROL Assy?
(Is a signal fluctuating ?)
→ Communication with µcom
• BACK END IC (DVDM IC601)
• Flash ROM (DVDM IC603)
Is a signal output from IC5501-pin 57 and 58 (SYS_1, 2) on the AF
Assy ?
(Is a signal fluctuating in the range of 0-5V ?)
µcom (IF/AF IC5501)
Are the signals output from IC5501-pin 23, 24 and 25 on the CONTROL
Assy? (in the range of 0-5V)
µcom (AF IC5501) – BACK END
IC (DVDM IC601)
communication line
2
An opening screen is not
displayed on the monitor
(The FL display lights. The
mechanism does not work.)
DVDM Assy
• Video circuit
• after BACK END IC (IC601)
3
A tray cannot be opened.
(An opening screen is
displayed on the monitor)
• Are wires of CN103 on the DVDM Assy disconnected or damaged ?
Connector / wire
LOADING SW (LOAB S101)
• Is a LOAD-DRVC signal reaching ?
• Does the voltage of CN105 pin 1 change by pressing the Inside
switch.
BACK END IC (DVDM IC601)
Inside switch
Check the video signal path between BACK END IC (DVDM IC601) and
video-out terminal
(see the block diagram)
5678
A
B
C
D
E
56
XV-EV61
F
7
8
123
1234
No.SymptomsDiagnosis Contents
A
B
C
Playback impossible
(no focusing)
4
Playback impossible
(Spindle does not turn)
5
Playback impossible
(Playback stops)
6
Picture disturbance during
playback
7
(block noise, freeze, other)
No sound
8
(Picture is normal)
Are the signals output from IC101-pin 34 (F_DRV) and pin 35
(F_RTN) on the DVDM Assy ?
Does 650-nm LD emit light ?
Does a pickup lens move up / down ?
Does an actuator spring bend ?
• Are plastic parts damaged? Or is a shaft detached?
• Is the turntable detached or tilted?
Is flexible cable of CN101 on the DVDM Assy disconnected or
damaged ?
Is signal output from IC301-pin 33 (FACT) on the DVDM Assy ?
(Device control of about 2.6 V is output usually. It is fluctuated by about
± 100 mV with focus up / down.)
Are the signals output from IC101-pin 12 (A3), pin 13 (A2) and pin 14
(A1) on the DVDM Assy ?
Is pin 41 fixed LOW and is pin 38 fixed HIGH ?
Is there any part detached from the spindle motor?
Or Is there any foreign object lodged in it?
Are wires of CN105 (DVDM Assy) disconnected or damaged ?
Is signal output from IC301-pin 44 (SPDL_PDM) on the DVDM Assy ?FRONT END IC (DVDM IC301)
Does 650-nm LD deteriorate ?
If the voltage at both ends of R201 on the DVDM Assy is 0.7 V or more,
the 650-nm LD is definitely deteriorated.
Does 780-nm LD deteriorate ?
If the voltage at both ends of R211 on the DVDM Assy is 1.5 V or more,
the 780-nm LD is definitely deteriorated.
Is there abnormality in FG waveform ?
Are there scratches or dirt on the disc ?Disc
Are there scratches or dirt on the disc ?Disc
Is there a problem with the format of the disc?Disc
Is signal output from DOUT signal (CN901-pin 21) on the DVDM Assy ? DVDM CN901-pin 21
Possible Defective Points
FTS Driver IC (DVDM IC101)
Pickup
Mechanism section
Flexible cable / connector
FRONT END IC (DVDM IC301)
FTS Driver IC (DVDM IC101)
Mechanism section
(Spindle motor)
Flexible cable / connector
650-nm LD deteriorated.
(When playback of a DVD is
impossible)
780-nm LD deteriorated.
(When playback of CD is
impossible)
FG output : FTS Driver IC
(DVDM IC101)
D
E
F
124
1234
XV-EV61
5678
IC8501-pin 21
Yes
No
Is output
signal "L"?
Step 1
Replace IC8501.
Replace IC8702.
Replace IC8901.
IC8901
Yes
No
Is 5V
inputting ?
Step 2
IC8902
Check CN8003 and
other assemblies.
IC8702
No
Do perform
3V→5V conversion
for pin 17 ?
Step 3
Pin 3
Yes
No
Is 3.3V
outputting ?
Replace IC8902.
Yes
End
Yes
Yes
Replace IC8702.
No
Do perform
3V→5V conversion
for pin 15 ?
Pin 5
Replace IC8702.
No
Do perform
3V→5V conversion
for pin 13 ?
Pin 7
Yes
Yes
No
Is 1.8V
outputting ?
Is connector
inserted tightly
?
No
Insert it tightly.
CN8007
Yes
Is connector
inserted tightly
?
No
Insert it tightly.
CN8011
Yes
End
A
XV-EV61 Type Only
• When a sound is not out in the surround mode with the digital signal input.
• Suppose C,R parts to be poor contact and that is not damaged.
• This shows failure analysis of DSP Assy.
7.1.5 DSP TROUBLE SHOOTING (XV-EV61 Only)
A
B
C
D
E
XV-EV61
56
7
F
125
8
1234
AB
A
Pin 9
Do perform
3V→5V conversion
for pin 11 ?
Yes
No
Replace IC8702.
Pin 12
B
Do perform
3V→5V conversion
for pin 8 ?
Yes
No
Replace IC8702.
Pin 14
Do perform
3V→5V conversion
for pin 6 ?
C
Yes
Pin 16
No
Replace IC8702.
Pin 5
Do perform
5V→3V conversion
for pin 15 ?
Yes
Pin 7
Do perform
5V→3V conversion
for pin 13 ?
Yes
Pin 9
Do perform
5V→3V conversion
for pin 11 ?
Yes
Pin 12
No
No
No
Replace IC8701.
Replace IC8701.
Replace IC8701.
Do perform
3V→5V conversion
for pin 4 ?
Yes
No
Replace IC8702.
Pin 18
D
Do perform
3V→5V conversion
for pin 2 ?
Yes
No
Replace IC8702.
End
Step 4
IC8701
E
Pin 3
Do perform
5V→3V conversion
for pin 17 ?
Yes
B
No
Replace IC8701.
Do perform
5V→3V conversion
for pin 8 ?
Yes
Pin 14
Do perform
5V→3V conversion
for pin 6 ?
Yes
Pin 16
Do perform
5V→3V conversion
for pin 4 ?
Yes
Pin 18
Do perform
5V→3V conversion
for pin 2 ?
Yes
End
No
No
No
No
Replace IC8701.
Replace IC8701.
Replace IC8701.
Replace IC8701.
F
126
XV-EV61
1234
Step 5
End
Replace IC8201.
Replace IC8201.
Is SPDIF signal coming?
(be different with Function)
IC8201
IC8502-pin2
Yes
Check the other assemblies.
(AF Assy or DVDM Assy)
Check the other assemblies.
(periphery of microcomputer on the AF Assy)
No
Check
the DVD/CD
(pin 7).
Yes
Yes
Yes
No
Is
MCKO1 (pin 23)
outputting it?
No
Is
LRCK (pin 24)
outputting it?
Replace IC8201.
Yes
No
Is
SDTO (pin 25)
outputting it?
Replace IC8201.
Yes
No
Is
BCK (pin 26)
outputting it?
Replace IC8502 or X8501.
Yes
No
Is
20MHz clock
outputting it?
Yes
No
Is input
signal of PDN
(pin 31) "H"?
Is output
signal of INT0
(pin 36) "H"?
Yes
No
Do not
oscillate of XTO
(pin 29)?
Yes
No
Note:
X8201 oscillates
only in analog input.
5678
A
B
C
D
XV-EV61
56
E
F
7
8
127
1234
Step 6
A
IC8501
Step 7
IC8401
Pin 21
Pin 4
Does
a signal output
it?
Yes
No
Replace IC8501.
Does
a signal output
it?
Yes
Pin 22
No
Replace IC8401.
Pin 5
Does
B
Does
a signal output
it?
Yes
No
Replace IC8501.
a signal output
it?
Yes
Pin 23
No
Replace IC8401.
Pin 6
Does
a signal output
Does
a signal output
it?
Yes
C
Pin 7
No
Replace IC8501.
it?
Yes
Pin 24
Does
a signal output
Does
a signal output
it?
Yes
No
Replace IC8501.
it?
Yes
Pin 25
No
No
Replace IC8401.
Replace IC8401.
End
D
Does
a signal output
it?
Yes
Pin 26
Does
a signal output
it?
Yes
No
No
Replace IC8401.
Replace IC8401.
Pin 27
Does
a signal output
E
it?
Yes
No
Replace IC8401.
Pin 28
Does
a signal output
it?
Yes
No
Replace IC8401.
End
F
128
XV-EV61
1234
5678
Reset Start
Demonstration mode ?
Yes : Power ON
Yes
No
No
Microcomputer
initialization
Model
identification
Standby setting
• It starts when the XRESET terminal (Pin 8) is "H" level.
• The inputs to Pins 15 are inspected and the model identification is performed.
Demonstration mode
permission
Demonstration mode
System power supply on
DVD microcomputer start-up
Relay release
Demonstration mode
or Normal power ON mode
• The level of the SYSPOW terminal (Pin 91) is "H".
• Only in DVD function, the level of the XDVD RESET terminal (Pin 67) is "H".
• The speaker relay is turned on about four seconds after the power is turned on.
• The level at the RELAY ON/OFF terminal (Pins 86 and 87) are "H."
• The conditions are different depending on whether the headphones are connected
via the Headphones jack, or on the DSP mode.
• If no pulse is input to the AC terminal (Pin 4) for about 60 msec when the microcomputer is in Memory Backup mode,
it will not do any processing.
• The unit will recover from Memory Backup mode if a reset command is input to the XRESET terminal (Pin 8).
• The system mute is released about four seconds after the power is turned on.
The level of the XSYSMUTE terminal (Pin 94) is "L".
• Muting is not released in the following cases.
• When the main volume is 0.
• Whether Demonstration mode is entered or not can be
determined by inspecting the backup data.
• The default setting is "Demonstration mode OK."
Standby
Initialization routine
Main loop processing
Microcomputer IC (PDC108A) (IF/AF Assy : IC5501)
7.1.6 SEQUENCE AFTER POWER ON
A
B
C
D
E
56
XV-EV61
7
F
129
8
1234
7.1.7 PROTECTION CIRCUIT
If the TIMER LED on the front panel flashes, check the protection circuit.
Note: If the protection circuit activates, the unit will not recover for 60 seconds even if the AC power cord is disconnected then reconnected.
A
If you activate Service Test mode, the protection circuit becomes invalid, which makes diagnosis easy. (To activate Service Test mode,
while connecting SERVICE port (IC5501 pin69)to "+5V", connect AC power cord.)
There are three types of operations for the protection circuit, which are indicated on the LCD display when Service Test mode is entered:
(Short W138 and W139)
POW WNG: The unit was shut down because of an abnormality in the AMP system. (The PROTECT line operates at the MID level.)
POW ERR: The unit was shut down because of a failure in the AMP system. (The PROTECT line operates at the LO level.)
DVD ERR: The unit was shut down because of a failure in the DVD system. (The VDET line operates at the HI or LO level.)
Conditions for the protect circuit operations
VoltageConditionsFL display in Service Test mode
B
PROTECT
VDET
The possible failures for each error message are as follows:
POW ERR:
• The Speaker terminal became overloaded because of short-circuit. (See 1.)
• The main power supply became LO level because of short-circuit or disconnection of connectors. (See 2.)
C
• Disconnection of the FAN connector or interruption of rotation of the fan (See 3.)
• DC was generated at the output because of a failure in the AMP system, etc. (See 4.)
• Abnormal temperature was detected by the thermistor. (See 5.)
DVD ERR:
• An error was generated in the main power supply inside the DVDM. (See 6.)
HI level>3.55VNormal
MID level1.8V - 3.5VThe unit is shut down because of an abnormality.
LO level<1.8VThe unit is shut down because of a failure.POW ERR
HI level>4.25VThe unit is shut down because of a failure.DVD ERR
MID level3.3VNormal
LO level<2.5VThe unit is shut down because of an abnormality.DVD ERR
Protection circuit that activates against a POW ERR error
1 When the Speaker terminal becomes overloaded
SP-TERMINAL
R3601
D
E
1.8k
B
R3603
33k
D3601
In Normal mode, the speaker (6 ohms) is connected between the
FL and GND FL points. Because the voltage at Point A is higher
than that at Point B, Q3601 does not operate.
If the resistance between the FL and GND FL points becomes
1.83 ohms or less, Q3601 begins to operate, Q3639 is turned on,
Q3640 (E, C, and B)is turned on, and the level of XPROTECT
becomes MID.
→ The microcomputer detects the XPROTECT level and
shuts the power to the unit off.
→ After power off, unit recovers. (no reed to unit for 60
seconds)
F
R3607
0
Q3601
D3603
DAP202K
N
A
Front L ch
GND FL
R3668
22k
Assy
R3669
22k
Q3639
+5V
C3633
10/50
+
R3639
27k
Q3640
B
EVOL Assy
K
VD+5
C
E
R108
27k
to
XPROTECT
130
1234
XV-EV61
5678
Protection circuit that activates against a POW ERR error
B
A
A
C101
(C102)
1/50
+
C8773
1/50
C8772
0.047
+
C8771
1/50
+
+
to
XPROTECT
(µ-com)
MOD. AMP Assy
M
R108
27k
R101
(R104)
1k
R102
(R105)
10k
R103
(R106)
10k
R109
820
D105
(D106)
Q102_1/2
(Q104_1/2)
Q102_2/2
(Q104_2/2)
Q101_1/2
(Q103_1/2)
Q101_2/2
(Q103_2/2)
D101
(D102)
VD+5
VD+5
VH+
(VP+15)
VH–
(VA–12)
2 -1 Short-circuit-detection circuit for the amplifier
power circuit (+15 V[VP+15], VD+5, -12 V [VA-12])
Circuit for shutting the power off when VP+15, VD+5, or VA-12
is short-circuited to ground (GND)
2 -3 Checking for VA+12 or VM+12 is short to Gnd or
Not.
2 -2 Short-circuit-detection circuit for the DVD power
supply (VP+8)
XPROTECT
TUNER
MOD. AMP Assy
M
VD+5
R108
27k
D104
1SS355
Q106
DTC124EUA
Q107
DTA124EUA
VP+8
D8701
D8702
• In Normal mode, as Q101 (Q103) (E2, B2, C2) and Q102
(Q104) (E2, B2, C2) are on, the voltage at Point A is about 5 V.
The voltage at Point B is therefore about the same. As Q101
(Q103) (E, C, B) is off, Q102 (Q104) (E, C, B) is also off.
(1) When VH+(VP+15) is short-circuited to GND
As the voltage at Point B becomes almost ground potential, and
Q101 (Q103) (E, C, B) then Q102 (Q104) (E, C, B) are turned on,
the level of XPROTECT becomes low.
→ The microcomputer detects the XPROTECT level and shuts
the power to the unit off.
(2) When VH-(VA-12) is short-circuited
As the electric potential of VE at Q102 (Q104) (E2, C2, B2)
becomes the same as that at VB, Q102 (Q104) (E2, C2, B2) is
turned off. Following this, Q101 (Q103) (E2, B2, C2) is turned
off, which changes the voltage at Points A and B to a value other
than 5 V. Therefore, Q101 (Q103) (E, C, B) then Q102 (Q104) (E,
C, B) are turned on, the level of XPROTECT becomes low.
(3) When VD+5 is short-circuited
The level of the XPROTECT line becomes low. The
microcomputer detects the XPROTECT level and shuts the power
to the unit off.
C
C
E
to
XPROTECT
(µ-com)
R8771
10k
Q8771
2SD2012
VD+12
DVD+12
GNDM
VP+15
VA+12
VP+15VA+12
R8772
10
E
B
B
B2
B2
E2
E2
C2
C2
As the TUNER line is fixed to GND level, Q107 is always on. If
the level at VP+8 falls to GND level because of short-circuit, etc.,
Q106 is turned on, and the level of the XPROTECT line becomes
low.
← The microcomputer detects the XPROTECT level and shuts
the power to the unit off.
IF/AF Assy
E
to
XPROTECT
(µ-com)
R108
27k
Q3651_2/2
RN1901
Q3651_1/2
RN1901
C2
C
E
B
E2
B2
VD+5
FAN+
VPF+15
V-12F
R3654
1.8k
D3658
UDZS7.5B
D3657
1SS355
D3655
1SS355
D3656
S5688G
R3655
8.2k
R3656
22k
R3658
2.2k
R3657
33(1/4W)
Q3652
DTA124TK
Q3654
2SD2144S
C3652
47/50
MOD. AMP Assy
M
If VFDP is short-circuited to GND, or if the DC electric potential
at FL AC1 becomes GND level (in Normal mode: about -27 V)
because of a failure in the DC bias circuit of FL AC1, Q107 then
Q115 are turned on, and the level of XPROTECT becomes low.
→ The microcomputer detects the XPROTECT level and shuts
the power to the unit off.
2 When the main power supply becomes LO level
because of short-circuit or disconnection of
connectors
3 When the FAN connector is disconnected or
when rotation of the fan is interrupted
FAN–
If no fan is connected between FAN+ and FAN-, or when the fan
cannot rotate because of a foreign object caught in the blades, the
BASE of Q3652 becomes OPEN, and Q3652 and Q3651 (E, C,
B) are turned off. Then Q3651 (E2, B2, C2) is turned on, and the
level of XPROTECT becomes low.
→ The microcomputer detects the XPROTECT level and shuts
the power to the unit off.
When FAN+ and FAN- are short-circuited, the electric potential at
Point A becomes higher than GND level by the addition of the
values at D3656 and D3657. As this value is lower than that at
D3658, Q3651 (E, C, B) is turned off, Q3651 (E2, B2, C2) is
turned on, and the level of XPROTECT becomes low.
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B
C
D
E
F
131
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4
When DC is generated at the output because of
a failure in the AMP system, etc.
5
When abnormally high temperature is detected
by the thermistor
A
SP-TERMINAL
N
Assy
R3605
(R3625)
(R3615)
Front L ch
(SW, SL)
Front R ch
(C, SR)
B
• In Normal mode, both Q3637 and Q3638 are off.
27k
R3606
(R3626)
(R3616)
27k
R3638
10k
+
Q3637
C3632
470/6.3
Q3632
B
Q3638
+5V
E
C
Q3633
(1) When positive (+) DC voltage is generated at the SP
terminal
When positive (+) DC voltage is generated at the L or R channel,
and VB of Q3637 becomes higher than that at the operation point,
Q3632 (E, C, B) is turned on, and the level of XPROTECT
becomes low.
→ The microcomputer detects the XPROTECT level and shuts
the power to the unit off.
(2) When negative (-) DC voltage was generated at the SP
C
terminal
Q3638 is turned on, and XPROTECT is activated.
K
VD+5
EVOL
Assy
R108
27k
XPROTECT
5 -1 IC81 abnormal temperature detection circuit
VD+5
IC81
R111
1k
A
TH111
NCP18WF104J03RB
R113
R112
1k
220
2SC4081
Q111
to
XPROTECT
The voltage at Point A becomes the divided voltage of TH111
and R111//R112 (combined resistance of parallel-connected
resistors R111 and R112.) In Normal mode, the resistance at
TH111 is much higher than R111//R112, and Q111 is off. (Note
that the resistance at TH111 becomes lower as the temperature
increases.) If the solder temperature at IC81 increases abnormally,
the temperature at TH111 (thermistor) mounted closest to the land
of IC81 increases accordingly, and the resistance at TH111
decreases.
When the temperature at TH111 reaches 90-110_C (varying
according to conditions,) the voltage at Point (A) becomes high
enough to turn Q111 on, and the level of the XPROTECT line
becomes low. The microcomputer detects the XPROTECT level
and shuts the power to the unit off.
5 -2 D22 abnormal temperature detection circuit
If the solder temperature at D22 becomes abnormally high
because of short-circuiting between AC - and +, or AC - and -, this
protection circuit is activated.
R131
560
1%
VFL+5
NCP18WF104J03RB
R133
A
220
R132
680
1%
TH131
Q131
2SC4081
to
XPROTECT
D22
D
The voltage at Point A becomes the divided voltage of TH131
and R131//R132 (combined resistance of parallel-connected
resistors R131 and R132.) In Normal mode, the resistance at
TH131 is much higher than R131//R132, and Q131 is off. (Note
that the resistance at TH131 becomes lower as the temperature
increases.) If the solder temperature at D22 increases abnormally,
E
the temperature at TH131 (thermistor) mounted closest to the land
of D22 increases accordingly, and the resistance at TH131
decreases.
When the temperature at TH131 reaches 107-125_C (varying
according to conditions,) the voltage at Point (A) becomes high
enough to turn Q131 on, and the level of the XPROTECT line
becomes low. The microcomputer detects the XPROTECT level
and shuts the power to the unit off.
F
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Protection circuit that activates against a DVD ERR error
6 The DVDM monitors the voltage of the main power supply by VDET signals.
In Normal mode, the VDET signal is at the MID level (3.3 V). In the following conditions, the VDET signal level becomes L or H, and the
microcomputer is notified of this abnormality.
DVDM Assy
B
IF/AF Assy
E
10k
10k
4.7k
47k
Q924
Q923
470
D922
Q922
Q925
D921
UDZS4.7B
Q926
Q921
V+5
V+12
470
220
17
1M
0.1
V+3R3
15k
10k
V+12
V+5V+6
0
10k
47k
VPR+8
V+12
V+12
47k
0.01
VDET
µcom
IC5501
PDC108A:EV61
PDC109A:EV31
Items to be detected by VDET
(1) When the power voltages inside the DVDM become abnormal, as shown in the table below
(2) When the VDET signal to the microcomputer is interrupted because of defective soldering of the 30-pin connector or incomplete
insertion of FFC
→ The VDET level is lowered by the pull-down resistor (1 Mohms) on the side of the microcomputer.
Status PowerVoltage
Operation
VDET voltage
Q923 Q924 Q922 Q921 D921 D922 Q926 Q925
In Normal modeoffoffoffoffoffoffoffoffMid
When an abnormality is generated.
VDVD+12
<1V(on)(on)(on)(off)offonoffoffL
>15.5VoffoffoffoffoffoffononL
VPR+8
<5.2V−offoffoffoff−ononL
>12.6V−onononon−offoffH
V+6<3V−−−−−−ononL
V+5
<3.6V−offoffoffoff−ononL
>6.6V−onononon−offoffH
V+3R3
<2.5V−−−−−−−−L
>4.25V−−−−(on)−−−H
A
B
C
D
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Other protection circuit
AC detection circuit
This is a protection circuit that prevents popping sounds in the Speaker and Headphones output when the AC power cord is connected or
A
disconnected.
SP-TERMINAL Assy
N
RYF
RYR
R3631
B
22k
B
R3635
ACB
3.3k
V+B
V+5D
R3632
22k
D3631
MTZJ5.1A
C3631
2.2/50
D3633D3622
R3633
6.8k
D3635
DAN202K
D3634
R3634
+
A
Q3631
B2
2.7k
D3636
Q3632
Q3635
C2
R3641
R3642
E2
10k
1k
Q3636
to SP Relay Circuit
to SP Relay Circuit
C
B
Q3633
E
to HP MUTE
• The voltage at Point A is a DC voltage which has been generated by half-wave rectification on the minus side of the AC power.
• The voltage at Point B is approx. 5 V.
C
• The base voltage at Q3631 is a voltage between Points A and B divided by R3633 and R3634. As this voltage is negative (-) in Normal
mode, Q3631 is off.
When the AC power cord is disconnected and there is no AC power input, the base voltage at Q3631 becomes +0.6 V or more, and Q3631
is turned on. Then, the operations below follow.
(1) SP Relay
Q3632 (E2, C2, B2), Q3633, and Q3636 (E, C, B) are turned on, the line to activate the SP relay becomes low level, and the SP Relay is
turned off.
(2) HP MUTE
D
Q3635 is turned on, and the MUTE circuit for HP is turned on.
E
F
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Protection Specifications and Service Mode
1. Specific conditions for Service Test mode
• VDET is neglected.
• XPROTECT is neglected.
• Even if the unit is urgently shut down in failure in Normal mode, you can turn it on without waiting for one minute.
2. How to enter Service Test mode
• While connecting STEST port (IC5501 Pin69) to "+5V", connect AC power cord. (See next page.)
3. How to quit Service Test mode, and the conditions for quitting
• To quit Service Test mode, turn the power off or disconnect the AC power cord.
• When quitting Service Test mode, only data on protection in RAM are cleared.
4. Indications when Service Test mode starts
• Indications on the LCD display when Service Test mode starts differ depending on whether the unit was turned off normally or if the unit
was urgently shut down because the abnormality of the power, as described below.
Protection Specifications
The system microcomputer (CONTRL Assy IC5501) for this unit always monitors if abnormality of the power is generated, and as soon as
an abnormality is detected shuts off the power. The specifications of the microcomputer terminal for monitoring are as follows:
In abnormal conditions or in failure, the TIMER LED flashes after the power is shut off. If the power was shut off because of an
abnormality, it can be turned on by pressing the STANDBY/ON key. However, if the power was shut off because of failure, for one minute after a shutdown the STANDBY/ON key is disabled in order to protect against possible ignition of fumes. If the AC power
cord is pulled out during this one minute of standby, when the AC power cord is reconnected, the STANDBY/ON key will still be disabled
until the remaining seconds have elapsed.
This unit has Service Test mode for analyzing the above power abnormality. Its specifications are as follows:
∗Vdd = Approx. 5 V (depending on the unit)
5. Operations during Service Test mode
• Basically, operations in Service Test mode are the same as in Normal mode.
[After the power is shut down because of
an failure/abnormality in the AMP system]
P
R T C TW N G
FL display
V
o l u m e0
FL display
P
O WE R R
FL display
D
V DP R T E C T
FL display
V
o l u m e0
FL display
D
V DE R R
FL display
[After the power is shut down because of a failure
in the DVD system]
Name of microcomputer terminalXPROTECT (Pin 22)VDET (Pin 17)
Monitoring item
Abnormality of AMP-system power
Short-circuiting of the SP terminal, etc.
Abnormality of power inside the DVDM
Assy
Voltage at terminal
In normal conditions0.71× Vdd∗ or more0.5 xVdd-0.85 xVdd∗
In abnormal conditions0.36×Vdd–0.71× Vdd∗
In failure0.36×Vdd∗ or less
0.85 Vdd∗ or more
0.5 xVdd∗ or less
Monitoring start time1.5 sec after power is turned on1.5 sec after power is turned on
Time required for determining abnormality0.5 sec after detection0.5 sec after detection
A
B
C
D
E
F
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0
C
W263
7
V
T
Service Test mode connecting point
A
SIDE A
B
IF/AF ASSY
E
SIDE A
C
1
1
PRODUCTION CODE
GNDU
D
IFAF ASSY
Connecting point
E
C5966
C8773
W103
C5963
W102
W101
SERVICE
W139
W138
GNDD
R5636
W104
W137
C5968
R5637
W194
C8771
DVDPOWER
TEST
Q8771
E
C
B
VDVD+12
W105
W195
W140
PRINTED SIDE
GNDU
2SD2012
D
W109
IC5501
W106
VE+5
W107
30
W108
W208
W141
DVDMUTE
1
W255
VDET
W110
W142
X5501
W143
CN5903
SYS CS1
W144
W209
VDET
DVDPOWER
W145
W113
GNDD
W146
W210
SYS CS2
W111
W257
W114
W112
GNDMDVD
W258
W259
W196
W147
XDVDRST
W115
W148
W116
W149
DVDACK
CONTACT
1
30
W211
1
SDATA
W151
W150
SIDE
MDATA
W212
IC5591
W153
W152
XVMUTE
VD+5
1
1
W213
CN5501
SCLK
W155
W154
ECHOCTRL1
W214
W157
W217
W156
W262
W261
W358
W215
IC5801
LCDCLK
W159
W158
W218
LCDDAT
W161
ECHOC
W160
W21
LE
W163
W162
LVLSHIFT
F
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1
Remove the Bonnet L and R (below BBZ30P080FNI x4)
Remove the Bonnet L and R (up VPZ30P080FNI x2)
2
Remove eight screws
3
Remove the Front Panel Section
(FFC × 2, connectors × 1)
Remove of Bonnet Section
1
4
Remove two cable from deck PCB
5
Remove the screw
9
Remove x4 screw
10
Cut the cable binder
6
Remove × 4 catches
7
Remove X4 screw from bottom of Front Panel
Front Panel and Deck Section
2
Front Panel and Deck Section
2
Front Panel Assy
IF/AF Assy
Note : Operation check of the main unit is possible
even if removes the Deck Mechanism Section.
Note : Front Panel can removes with the state which
Tray Panel was attached to it.
In this time, remove bottom part of the Front Panel
first so that the Tray Panel is not caught.
Deck Mechanism Section
For troublshoot
of Front Panel,
replace the
service Jig
( XZD3001)
DECK Assy
Earth
Lead
Wire
(x2)
Remove
Front Panel
from this
direction
Rear View
2
8
6
6
10
3
3
4
4
3
5
9
1
1
2
CN5601
CN5501
CN5503
CN8280
CN8281
7
7.1.8 DISASSEMBLY
A
B
C
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3
AF/IF PCB Section
Remove three screws
1
A
1
Rear View
Remove four screws
3
3
Top View
3
2
2
B
4
3
6
5
C
CAUTION
2
Do not remove any screw
from the output terminator
connect-this will cause no
grounding.
D
2
Remove Deck holder
4
Disconnect x2 cables
5
Disconnect x2 FFC
6
3
AF / IF PCB
CAUTION
Do not remove
the ground wire
between the
two rear panel.
Note :
If the Power is turned On
when the DSP Holder
(DSP GND) is not connected
to the rear panel (chassis),
the parts below may be
destroyed at the DSP ASSY.