Kenwood KD-CW-40-AY, KD-CW-3534-AG Service Manual

CD RECEIVER
KDC-W3534A/G KDC-W40AY
SERVICE MANUAL
SPARE TDF PANEL
MAIN UNIT NAME TDF PARTS No. TDF NAME KDC-W3534A Y33-2420-64 TDF-W4034Y KDC-W3534G Y33-2420-64 TDF-W4034Y KDC-W40AY Y33-2420-66 TDF-W434Y
© 2006-5 PRINTED IN JAPAN B53-0422-00 (N) 350
Panel assy KDC-W3534A/G (A64-3957-12)
VOL
AUD
SET UP
TI Q
DIM
AME MENU
Mounting hardware assy (J21-9716-03)
SCAN RDM REP
Escutcheon (B07-3122-01)
Carrying case (W01-1661-05)
F.SEL
KDC-W3534
Panel assy KDC-W40AY (A64-3806-22)
SCRL
FM
/
PTY
DISP
AM
FF
DIM
DC cord (E30-6427-05)
VOL
AUD
SET UP
AUTO Q
AME MENU
Lever (D10-4589-04) x2
SCAN RDM REP
KDC-W40
DISP
F.SEL
Antenna adaptor (T90-0523-05)
SCRL
FM
AM
FF
European market products comply with the
RoHS
directive.
This product uses Lead Free solder.
KDC-W3534A/W3534G KDC-W40AY
ELECTRIC UNIT (X34- )
J2
ANT
CN3
WIRED REMOTE
AM+B
1
Q501
AM AGC
IC10
IC7
RDS DECODER
SW5
A8V
1
IC11
2
SW5
TUNER + MPX + E-VOL.
E2PROM
32211
IC1
BU5
IC8
RESET IC
2
CN
(X16- )
GND
PANEL DET
S1
RESET
S11
ROT ARY ENCODER
SW5
IC3
REMOTE
SW5
Q21
SW5V
PAN5
1
Q502
FM AGC
3
SYSTEM u-COM
Q401
PAN5V
BU5
5
IC1
VFD DRIVER

BLOCK DIAGRAM

SERVO+B
A8V
DME1
1
Q301
ILLUMI+B
9
CD MECHA
1
MUTE
R11-15
1/2W Rx5
2
BU5DSI
FL+B J5 J1
LED
KEY ILLUMI
SWITCH
KEY MATRIX
D5V BU
IC14
3
1
Q701-703
BU5
DC-CN etc
FL+B
PHONE ACC-DET/BU-DET P.ON FL PS1-1/PS1-2/PS1-3 PS2-1/PS2-2
119
R80-82
1/2W Rx3
ED1
DISPLAY
BU
POWER IC
PRE MUTE
BU5
Q104,105
MUTE
1
BU5
Q901-903
DC OFFSET DET
From Q103
BU DET RST
From X16-
J1
J6
FM+B
SP-OUT
FRONT L/R REAR L/R
PRE-OUT
FRONT REAR
To IC1
PHONE
To IC1
ACC DET
To IC1
BU DET
From IC1
PS1-1/PS1-2/PS1-3 PS2-1/PS2-2
FL+B
AM+B
SW5
BU5
Q8,9
FM +B
A8V
SERVO+B
R103
PHONE
BU5
Q101
ACC-DET
Q103
BU-DET
BU5
Q51
SURGE­DET
IC3
POWER SUPPLY IC
J1
DC-CN
PHONE
ACC B.U. P-ANT P-CON
D5
Q2,3
CD SERVO
Q1
SW14V
SW5
Q6,7
ILLUMI+BILLUMI+B
Q5
SW14V
From IC1
PON FL
MOTHER BOARD (X14- )
A8V
L-ch R-ch
A.GND D.OUT
MRST MSTOP CLK DATA MUTE L MUTE R
BU5V D.GND
D5.0V
S3
LOE/LIM-SW
S4
8EJE-SW
S2
12EJE-SW
S1
LOS-SW S.GND
S7.5V LO/EJ MOTOR
DPU1
A
E
C
FO COIL TR COIL
DM1
SPINDLE MOTOR
DM2
LOADING & SLED MOTOR
CD PLAYER UNIT (X32-5920-04)
IC7
RF AMP
+ SERVO PROCESSOR
B
F
Q4
APC
IC3
MOTOR DRIVER
+ MP3 DECODER
+ WMA DECODER
+ AAC DECODER
+ 1Mbit SRAM
VREF
X2
CLOCK
16.934MHz
D.GND
DMUTE
IC4
MICRO PROCESSOR
IC8
S.GND
SDRAM 16MBIT
D.GND
X1
16.00MHz
CLOCK
IC1
A3.3V REG
P-ON2
P-ON1
D.GND
IC6
IC2
IC5
BU3.3V REG
D3.3V REG
D.GND
D.GND
Q7,8
SW
LPF
D.GND
D.GND
(0-01)ONLY
S.GND
2
KDC-W3534A/W3534G KDC-W40AY

COMPONENTS DESCRIPTION

ELECTRIC UNIT (X34-433x-xx)

Ref. No. Application / Function Operation / Condition
IC1 System µ-COM System control IC3 Power Supply IC DC5V x 1, 7.9V x 1, 8.1V x 2, 10.2V x 1, P-CON, P-ANT output IC7 RDS Decoder RDS decoder IC8 Reset IC “L”: detection voltage below 3.6V IC10 E-VOL & Tuner E-VOL, Tuner, Stereo decoder IC11 E2PROM Save & Load for tuner adjust data IC14 Power IC Signal amplifier Q1 14V SW ON when the base goes “Hi” Q2 SERVO+B AVR Output voltage 7.5V Q3 Control SW for SERVO+B ON when the base goes “Hi” Q5 FL+B SW ON when the base goes “Hi” Q6 FL+B AVR Output voltage 11V Q7 Control SW for FL+B ON when the base goes “Hi” Q8 FM+B AVR Output voltage 8.0V Q9 Control SW for FM+B ON when the base goes “Hi” Q51 SERGE Det. ON when the base goes “Hi” Q101 ACC Det. ON when the base goes “Hi” during ACC is applied Q103 BU Det. ON when the base goes “Hi” during BU is applied Q104,105 MUTE Control ON when the base goes “Hi” Q401 Panel 5V SW ON when the base goes “Lo” Q501 AM RF Amplifier Adjusts for gain Q502 FM RF Amplifier RF amplifier Q503 AFS Control AFS time controller Q802 Buffer IC10 QUAL output buffer Q901 DC OFFSET Det ON when the base goes “Q902 and Q903’s output separate” Q902,903 DC OFFSET Det SW ON when the base goes “IC14’s SP-OUT (DC) separate”

SWITCH UNIT (X16-350x-xx)

Ref. No. Application / Function Operation / Condition
IC1 VFD DRIVER Q21 PAN SW5V “ON” when the base goes “H”

CD PLAYER UNIT (X32-5920-04)

Ref. No. Application / Function Operation / Condition
IC1 A3.3V regulator Power supply for audio 3.3V IC2 Low pass filter IC3 4ch BTL driver Driving spindle motor and loading/ejection operation
3
KDC-W3534A/W3534G KDC-W40AY
COMPONENTS DESCRIPTION
Ref. No. Application / Function Operation / Condition
IC4 Mechanism µ-com IC5 BU3.3V regulator Power supply for backup 3.3V IC6 D3.3V regulator Digital 3.3V power supply IC7 Audio DAC built-in servo DSP MP3, WMA, and AAC compatible IC11 Buffer IC Level shift Q1 A3.3V discharge circuit Q4 APC (Auto power control) Adjusts current to be sent to laser Q5,6 SW 5V Q7,8 SW 8V D1 APC (Auto power control) Protects the pick-up laser diode

MICROCOMPUTER’S TERMINAL DESCRIPTION

SYSTEM µ-com: IC1 (X34-: ELECTRIC UNIT)
Pin No. Pin Name I/O Application
1 PS2 2 O Power IC control 2-2 q Refer to the truth value table 2 PS2 1 O Power IC control 2-1 q Refer to the truth value table 3 PS1 1 O Power IC control 1-1 q Refer to the truth value table 4 PS1 2 O Power IC control 1-2 q Refer to the truth value table 5 PS1 3 O Power IC control 1-3 q Refer to the truth value table 6 REMO I Remote control signal input Detect pulse width 7NC-Not used Fix to output L 8 BYTE I Memory extension bus width setting Connect to VSS 9 CNVSS - Connect to VSS. H: Can be changed (Only for FLASH) 10 XCIN - 32.768kHz 11 XCOUT - 32.768kHz 12 RESET - L: RESET 13 XOUT - 10.0MHz 14 VSS ­15 XIN - 10.0MHz 16 VCC1 ­17 NMI I Connect to VCC (pull up)
Truth Value
Table
Processing / Operation / Description
4
KDC-W3534A/W3534G KDC-W40AY
MICROCOMPUTER’S TERMINAL DESCRIPTION
Pin No. Pin Name I/O Application
18 CN DET I Panel communication detection H: Without PANEL, L: With PANEL 19 NC - Not used Fix to output L 20 KEY REQ I 21 PON FL O Key illumi power supply control ON: H, OFF: L 22 DSI I/O DSI control OFF: Hi-z PANEL detached, Pulse drive ON: H
23 PON PANEL I/O Panel 5V control
24~27 NC - Not used Fix to output L 28 PWIC BEEP O Beep output 29 CD SCL I/O CD mechanism I2C clock output 30 CD SDA I/O CD mechanism I2C data input/output 31 32 33 VFD CL O VFD clock output 52kHz
34 VFD INH O VFD data blanking output
35 AUD SDA I/O IC10 I2C data input/output 36 AUD SCL I/O IC10 I2C clock input/output 37 CD MUTE I CD MUTE request L: MUTE request 38 CD MSTOP O CD mechanism µ-com stop 39 40 CD LOEJ I/O CD motor control w Refer to the truth value table 41 EPM I FLASH EPM input 42 CD MOTOR O CD motor control w Refer to the truth value table 43 44 CD MRST O CD mechanism µ-com RST H: Normal, L: Reset 45 46 VFD CE O VFD control request 47 CD LOS SW I CD loading detection 48,49 NC - Not used Fix to output L 50 51 NC - Not used Fix to output L 52 53~56 NC - Not used Fix to output L
57 RDS AFS L O TUN RDS MUTE output
58 TUN ADJ I
59 TUN SD I TUN search stop input H: Station found, L: Station not found
VFD SYS DATA VFD PAN DATA
CD LOE LIM SW
CD DISC8 SW
CD DISC12 SW
ROTARY CW
ROTARY CCW
Communication request form VFD driver
O VFD data output Data output
I VFDINT/data input INT/data input
I CD detection (chucking SW) H: Loading completed, L: Disc not found
I CD disc detection (8cm)
I CD disc detection (12cm)
IVOL key input Detect pulse width
IVOL key input Detect pulse width
For IC10 adjustment + When ADJ=H, PS1-1,2,3=Hi-z, PS2-1,2=Hi-z, E2PROM write request TUN DATA, CLK=Hi-z, MUTE=L, E2PROM writing-in
Truth Value
Table
Processing / Operation / Description
Connect to INT
ON: L, Momentary power down, when PANEL detached, 11 minutes after ACC OFF: Hi-z
H: Cancel reset, L: RESET, L: Momentary power down, when PANEL detached, 11 minutes after ACC OFF
H: Mechanism µ-com in operation, L: Mechanism µ-com stopped
L: Can be changed (Only for FLASH). Connect to VSS (pull down)
H: Normal L: FM/AM SEEK, AF search (L: When Tuner SRC Auto Zero)
5
KDC-W3534A/W3534G KDC-W40AY
MICROCOMPUTER’S TERMINAL DESCRIPTION
Pin No. Pin Name I/O Application
60 61 PON FM I/O FM power supply control H: When FM is active, Hi-z: When FM is not active 62 VCC2 ­63 NC - Not used Fix to output L 64 VSS ­65 MUTE I/O MUTE L: MUTE OFF, Hi-z: MUTE ON
66 PWIC SVR O SVR discharge circuit (Not used)
67 PWIC STBY O Power IC stand-by control POWER ON: H, POWER OFF: L
68 PWIC MUTE O Power IC MUTE
69~74 NC - Not used Fix to output L 75 RDS CLK I 76 TUN TYPE1 I Destination setting 1 e Refer to the truth value table 77 TUN TYPE2 I Destination setting 2 e Refer to the truth value table 78 TYPE1 I Destination change r Refer to the truth value table 79 TYPE2 I Destination change r Refer to the truth value table 80 TYPE3 I Destination change r Refer to the truth value table 81 RDS NOISE I FM noise detection 82
83
84~86 NC - Not used Fix to output L 87
88 LINE MUTE I Line mute detection
89,90 NC - Not used Fix to output L 91 RDS DATA I RDS decoder DATA input 92 RDS QUAL I RDS decoder QUAL input 93 NC - Not used Fix to output L 94 ACC DET I ACC power supply detection L: ACC ON, H: ACC OFF
95 BU DET I Momentary power down detection
96 AVSS - Connect to VSS 97 REF CON O VREF control Connect to VREF 98 VREF - Connect to REF CON 99 AVCC - Connect to VCC 100 NC - Not used Fix to output L
TUN FANC OUT
TUN SMETER
RDS AFS L 2
PWIC DC DET
O TUNER block (in µ-com) check Only when test mode, E2P OK: H, E2P NG: L, Normal: L
RDS decoder CLK input (RDS model only)
IS meter input
TUN RDS MUTE output
O
(Not used in circuit, used in software)
I DC offset detection
Truth Value
Table
Processing / Operation / Description
When momentary power down by POWER OFF, 5 seconds : H, Thereafter: L
While STANDBY source, Momentary power down: L , While TEL MUTE: L
H: Normal L: FM/AM SEEK, AF search (L: When Tuner SRC Auto Zero) * Same process with RDS AFS L
TEL MUTE: 1V or lower, NAVI MUTE: 2.5V or higher NAVI MUTE: 1V or lower and 2.5V or higher (J-TYPE)
L: BU found, H: BU not found, momentary power down Activated within 4ms after detection of momentary power down
6
MICROCOMPUTER’S TERMINAL DESCRIPTION
Truth Value T able
q : Power supply IC (IC3) control
SEL1 (Pin No. 11)
PS1-2 PS1-3 PS2-1 ILLUMI P-CON P-ANT
LLLOFF OFF OFF LLHONOFF OFF HLHONONOFF HHHONONON
SEL2 (Pin No. 12)
PS1-1 PS2-2 AUDIO SW5 AM
LLOFF OFF OFF HLONON OFF HHONON ON
KDC-W3534A/W3534G KDC-W40AY
w : CD mechanism control operation
CD MOTOR CD LOEJ Stop L L Load H L Eject H H
Brake H Hi-z
e : Destination setting
Model KENWOOD brand model (initial value) L L OEM model (with CRSC changed) L H KENWOOD brand model (with CRSC changed) H L KENWOOD brand model (to support test-driving in EU)
TYPE 1 TYPE 2
HH
r : Destination change
TYPE 3 TYPE 2 TYPE 1
(Pin 80) (Pin 79) (Pin 78)
000KKDC-MP202 001JE313S 010EKDC-3034A/3034AY/W4034A/W4034AY/W410A/W410AY/W3534A 011EKDC-W434A/W40AY 100KKDC-MP2032CR 101MKDC-MP333/MP333RC/MP433 110EKDC-3034G/3034GY/W4034G/W4034GY/W410G/W410GY/W3534G 111J/E E212/E212S/KDC-W40GY/W434G/W434GY
Destination
Model
MECHANISM µ-com : IC4 (X32- : CD PLAYER UNIT)
Pin No. Pin Name I/O Application Processing Operation Description
1NC-Not used Low-fixed 2 E2P SCL I/O ROM correction E2P I2C clock 3~5 NC - Not used Low-fixed 6 VDD - 5V electric potential 7 GND - GND electric potential 8,9 NC - Not used Low-fixed 10,11 PON1, PON2 O Power ON/OFF control H : ON, L : OFF 12 LOE/LIM SW I Down-limit SW detection L : Inner circumference detection 13 DAC MUTE O DAC MUTE control L : MUTE OFF
7
KDC-W3534A/W3534G KDC-W40AY
MICROCOMPUTER’S TERMINAL DESCRIPTION
Pin No. Pin Name I/O Application Processing Operation Description
14 DAC RST O DAC RESET L : RESET 15 EMPH O External DAC Emphasis control L : Emphasis OFF 16,17 NC - Not used Low-fixed 18 IC/Vpp - Write voltage (FLASH) H : In writing 19 MUTE L O Lch audio MUTE control L : MUTE ON, H : MUTE OFF 20 MUTE R O Rch audio MUTE control L : MUTE ON, H : MUTE OFF 21 TYPE I DAC switching L : DSP built-in DAC Not used 22 TEST O 1 O TEST MODE O 1 (Not used) 23 TEST O 2 O TEST MODE O 2 (Not used) 24 TEST O 3 O TEST MODE O 3 (Not used) 25 TEST O 4 O TEST MODE O 4 (Not used) 26 NC - Not used Low-fixed 27 WAIT I Wait control signal detection 28~30 NC - Not used Low-fixed 31 RESET I Reset detection H : NORMAL, L : RESET 32 XT1 I Not used 33 XT2 - Not used 34 REGC ­35 X2 ­36 X1 I 37 Vss - GND electric potential 38 VDD - 5V electric potential 39 NC - NC 40 WRL I Multiplex WRITE signal 41,42 NC - Not used Low-fixed 43 RD O Multiplex RD signal 44 ASTB O Multiplex ASTB signal 45 NC - Not used Low-fixed 46 NC - Not used Low-fixed 47~54 AD0~AD7 I/O Multiplex address/data 55 BVdd - BUS interface power supply 56 BVss - BUS interface GND 57~61 AB8~AB12 I/O Multiplex data/address 62~65 NC - Not used Low-fixed 66 CS O Chip select control H : OFF, L : ON 67 DSP RESET O DSP reset control H : NORMAL, L : RESET 68~70 NC - Not used Low-fixed 71 Avdd ­72 Avss ­73 Avref I A/D port reference voltage input
8
KDC-W3534A/W3534G KDC-W40AY
MICROCOMPUTER’S TERMINAL DESCRIPTION
Pin No. Pin Name I/O Application Processing Operation Description
74 RAMSEL2 I With DRAM/No DRAM switching for different models H : With DRAM, L : No DRAM 75 RAMSEL I With DRAM/No DRAM switching for different models H : With DRAM, L : No DRAM 76 RZM I 0bit MUTE detection H : 1.7V, L : <1.7V 77 LZM I 0bit MUTE detection H : 1.7V, L : <1.7V 78 AAC I AAC compatibility switching H : AAC non-compatible, L : AAC compatible 79 ASEL I Audio output polarity switching H : Reverse output, L : Non-reverse output 80 E2P WR I E2PROM write switching H : E2PROM WRITE, L : NORMAL 81 TEST I 0 I TEST MODE I 0 (Not used) 82 TEST I 1 I TEST MODE I 1 (Not used) 83 TEST I 2 I TEST MODE I 2 (Not used) 84 TEST I 3 I TEST MODE I 3 (Not used) 85,86 NC - Not used Low-fixed 87 MSTOP I Standby restart interruption H : STOP release, L : STOP 88 INTSV I Interruption from servo IC H : Interruption 89~92 NC - Not used Low-fixed 93 D-MUTE O Driver MUTE H : OFF, L : ON 94 SYS SDA I/O System µ-com I2C data 95 NC - Not used Low-fixed 96 SYS SCL I/O System µ-com I2C clock 97~99 NC - Not used Low-fixed 100 E2P SDA I/O ROM correction E2P I2C data
9
KDC-W3534A/W3534G KDC-W40AY

TEST MODE

How to enter the test mode
Press and hold the [1] and [3] keys and reset.
How to clear the test mode
Reset, momentary power down, Acc OFF, Po wer OFF, de­tach the panel.
Test mode default condition
• Source is STANDBY.
• Display lights are all turned on.
• The volume is at -10dB (The display is 30).
• LOUD is OFF.
• CRSC is off regardless of the availability of switching func­tion.
• SYSTEM Q (dB equalizer) is NATURAL (=FLAT).
• BEEP should always functions when the key is pressed.
Specification of test mode for tuner
• TUNER mode [4] key frequency shall be 98.3MHz.
CD receiver test mode specification
• Display mode default setting shall be P-TIME.
• Jumps to the following tracks by pressing the [ No. 9 No. 15 No. 10 No. 11 No. 12 No. 13 No. 22 No. 14 No. 9 (recursive) Note that when playing an MP3 / WMA / AAC disc with 8 files or less, the disc is played from the 1st track in the normal order.
• Pressing the [ ] key goes back by 1 track from the track being played.
• While in CD source, press the [1] key to jump to No. 28.
• While in CD source, press the [2] key to jump to No. 14.
• While in CD source, press the [3] key to display the CD mechanism model name and the version. Press the [3] key again to go back to the normal screen. (Time code display)
MP3 CD mechanism
6680:0123
Model name
Normal CD mechanism
Version
NORM:CD
• When CD is the source, press the [6] key to jump to No. 15. At this time, the volume value is set to 25.
10
]key.
AUDIO adjust mode
• Press the [AUD] k e y and enter the audio adjustment mode.
• Press the remote controller [] key and [AUD] k e y to go into the audio adjustment mode.
• Both AUDIO FUNCTION MODE and SETUP MODE ad­justment items are included.
•By pressing [AUD] key and then [FM] key, switch the item to be adjusted in the following order. The default item shall be Fader, and then the item is for­warded in the following order: Balance Bass Level Middle Level → Treble Level (thereafter arbitrary).
• Continuous forwarding by remote controller is prohibited.
• Fader is adjusted by the VOL knob and [ 3 steps: R15 0 F15. (Default value: 0)
• Balance is adjusted by the VOL knob and [ ] / [ ] keys in 3 steps: L15 0 R15. (Default value: 0)
• Bass/Middle/Treble Level are adjusted by the V OL knob and
] / [ ] keys in 3 steps: -8 ↔ 0 +8. (Default v alue: 0)
[
•Volume Offset is adjusted by the VOL knob and [ keys in 2 steps: -8 0. (Default value: 0)
• Loudness ON/OFF is adjusted by the VOL knob and [ ] /
] keys in 2 steps: OFF ON. (Default value: OFF)
[
] / [ ] keys in
] / [ ]
MENU
• Press the [Q] key to enter the MENU.
• Press the remote controller [DNPP/SBF] key or the [DI­RECT] key to enter the MENU.
• Continuous forwarding by remote controller is prohibited.
Backup current measurement
If reset while in Acc OFF (Back Up ON) condition, MUTE terminal goes off 2 seconds later, rather than 15 seconds. (During this time, the CD mechanism does not function.)
Fluorescent tube (ED1) short-checking
• When the source is STANDBY , press the [ATT] key to s witch the process in the following order.
1. All lights off.
2. Every 125msec, light the odd and even number of the
grid with the largest numbers.
3. Light only odd number terminals.
4. Light only even number terminals.
5. All lights on. * After the step 5 above, the process goes back to the
step 1 and then repeats the steps.
Initializing AUDIO-related setting value
Press the [ ] key in the STANDBY source and reset the AUDIO setting value to the test mode default value.
TEST MODE
KDC-W3534A/W3534G KDC-W40AY
Other
• When started in Test Mode, duration of prohibiting LINE MUTE shall be changed from 10 seconds to 1 second.
• When in Test Mode, when DC offset error detection is run, the detection information is not written into the E2PROM.
Special displays while all lights are on
When all lights are on with STANDBY source, if the follow-
ing keys are pressed, the f ollowing messages are display ed.
[1] key
[2] key [3] key
[4] key
[5] key
[6] key
Version is displayed (forwarding) (Display) TYPE : x_ _ _
558K – 2.05 (“development ID” – “version”) all lights on
TYPE indicates µ-com destination, and shows real-time
condition of the destination terminal. All lights ON. Key pressed: Power ON time is displayed. While Power ON time is displayed, press and hold for 2 seconds or longer to clear the Power ON time. (Display)
PON_0Hxx (00~50 is displayed for “xx”) xxxxx (00001~10922 is displayed for “xxxxx”)
Key pressed: CD operation time is displayed. Press the key for more than 2 seconds while the CD operation time is displayed to clear CD operation time. (Display)
CDT_0Hxx (00~50 is displayed for “xx”) xxxxx (00001~10922 is displayed for “xxxxx”)
Key pressed: Number of CD EJECT time is displayed. While the CD EJECT times is displayed, press and hold for 2 seconds or longer to clear the CD EJECT time. (Display) EJCxxxxx MAX 65535 (times) Key pressed: Number of times PANEL is opened/closed is displayed. Press the key for more than 2 seconds while the PANEL open/close count is displayed to clear the PANEL open/ close count. (Display) PC_xxxxx MAX 65535 (times)
[FM] ROM correction version is displayed
key (Display) ROM_R123
ROM_R – – – (When not written in) ROM_R ∗ ∗ ∗ (When data not matching)
(“x” is displayed in hexadecimals)
MAX 10922 (hours)
MAX 10922 (hours)
[AM] IC10 adjustment status
key “E2P_OK”: Adjustment completed
“E2P_ER”: “I2C_ER” : Communication not possible between IC10
If “E2P_OK”, Pin 60 (TUN FANC OUT) should be output as “H”.
[
]AUDIO data initialization
key (Display) AUD_INIT
]Key pressed: Forced Power OFF data displayed.
[
key While the forced power OFF data is displayed, press and
hold for 2 seconds or longer to clear the data. (Display) POFF_ – – – (No Forced Power OFF)
[ ]Key pressed: CD information display mode ON/OFF
key While in CD information display mode, press and hold for
2 seconds or longer to clear all CD information. Please refer to the next table.
E2PROM values are still default (not determined)
and E2PROM.
PNL (Forced Power OFF because of
system µ-com panel communication error)
CD information display mode
I2C communication condition display (Display) I2C_OK_ _
NG
[AM] CD mechanism error log display
key(switched by [ ] / [ ] keys)
(Display) MCERR1_: x x MCERR2_: x x
MCERR3_: x x MCERR1_: x x
(“– –” or the error code is displayed for “xx”) CD loading error log display (switched by [ ] / [ ] keys) (Display) LDERR1_: x x ↔ LDERR2_: x x ↔
LDERR1_: x x
(Number of times is displayed for “xxx”) CD ejection error log display (switched by [ ] / [ ] keys) (Display) EJERR1_: x x ↔ EJERR2_: x x ↔
EJERR3_: x x EJERR4_: x x
EJERR1_: x x
(Number of times is displayed for “xxx”) CD time code error count data display (missing counts) (switched by [ ] / [ ] keys) (Display) CNT_LOSE ↔ CDDA_xxx ↔ CDROMxxx ↔
CNT_LOSE
(Number of times is displayed for “xxx”)
[FM]
CD time code error count data display (count not updated)
key(switched by [ ] / [ ] keys)
(Display) CNT_STAY CDDA_xxx CDROMxxx
CNT_STAY
(Number of times is displayed for “xxx”)
11
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