Pioneer KEHP-690, KEHP-6950 Service manual

PIONEER CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS SERVICE INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A. PIONEER ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER CORPORATION 1999
K-ZZS. NOV. 1999 Printed in Japan
ORDER NO.
CRT2430
KEH-P690 X1N/UC
KEH-P690/X1N/UC
- This service manual should be used together with the following manual(s):
Model No. Order No. Mech. Module Remarks
CX-1011 CRT2406 3L Cassette Mech. Module:Mech.Description, Disassembly, Adjustment
KEH-P6950 X1N/ES
NOTE:
- Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation.
"Dolby" and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation.
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST.......................2
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM .....9
4. PCB CONNECTION DIAGRAM ................................20
5. ELECTRICAL PARTS LIST ........................................30
6. ADJUSTMENT..........................................................36
7. GENERAL INFORMATION .......................................37
7.1 DIAGNOSIS ........................................................37
7.1.1 TEST MODE ..............................................37
7.1.2 DISASSEMBLY .........................................40
7.2 PARTS .................................................................41
7.2.1 IC................................................................41
7.2.2 DISPLAY....................................................44
8. OPERATIONS AND SPECIFICATIONS.....................45
2
KEH-P690,P6950
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
4
7
11
3
10
9
8
6
5
1
19
12
15
18
2
13
20
16
17
14
CAUTION
This service manual is intended for qualified service technicians; it is not meant for the casual do-it-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.
W
ARNING
This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to cause cancer, birth defects or other reproductive harm. Health & Safety Code Section 25249.6 - Proposition 65
1. SAFETY INFORMATION
3
KEH-P690,P6950
1 Cord Assy CDE6119 2 Accessory Assy CEA2002 3 Spring CBH1650 4 Screw Assy CEA2003 5 Screw CBA1304
* 6 Polyethylene Bag CEG-127
7 Screw CRZ50P090FMC 8 Screw TRZ50P080FMC
* 9 Polyethylene Bag CEG-158
10 Handle CNC5395
11 Bush CNV3930 12 Polyethylene Bag
See Contrast table(2)
13 Battery CEX1030 14 Carton
See Contrast table(2)
15 Contain Box See Contrast table(2)
16 Protector CHP2251 17 Protector CHP2252
18-1 Owner’s Manual
See Contrast table(2)
18-2 Owner’s Manual See Contrast table(2) 18-3 Installation Manual See Contrast table(2)
* 18-4 Warranty Card
See Contrast table(2)
18-5 Polyethylene Bag CEG1116
19 Case Assy CXB3520 20 Remote Control Unit CXB4286
Mark No. Description Part No. Mark No. Description Part No.
(1) PACKING SECTION PARTS LIST
NOTE:
- Parts marked by “*” are generally unavailable because they are not in our Master Spare Parts List.
- Screws adjacent to mark on the product are used for disassembly.
Part No.
Mark No. Symbol and Description KEH-P690/X1N/UC KEH-P6950/X1N/ES
12 Polyethylene Bag CEG1173 CEG-162 14 Carton CHG3941 CHG3940
15 Contain Box CHL3941 CHL3940 18-1 Owner’s Manual CRD3104 CRD3101 18-2 Owner’s Manual Not used CRD3102
18-3 Installation Manual CRD3105 CRD3103
* 18-4 Warranty Card CRY1070 Not used
(2) CONTRAST TABLE
KEH-P690/X1N/UC and KEH-P6950/X1N/ES are constructed the same except for the following:
- Owner's Manual, Installation Manual
Model Part No. Language
KEH-P6950/X1N/ES CRD3101 English, Spanish, Portuguese(B)
CRD3102 Chinese, Arabic CRD3103 English, Spanish, Portuguese(B),
Chinese, Arabic
KEH-P690/X1N/UC CRD3104 English, French
CRD3105 English, French
4
KEH-P690,P6950
2.2 EXTERIOR
5
KEH-P690,P6950
1 Screw BMZ30P040FZK 2 Screw BSZ26P050FMC 3 Screw BSZ30P050FMC 4 Screw BSZ30P200FMC 5 Cord Assy CDE6119
6 Fuse(10A) CEK1136 7 Cord Assy CDE6256 8 Screw ISS26P055FUC 9 Case CNB2350
10 Holder CNC6798
11 Holder CNC8357 12 Spacer CNM4913 13 Insulator CNM6530 14 Panel CNS5992 15 Cap CNV2680
16 Tuner Amp Unit
See Contrast table(2)
17 Screw BPZ26P060FMC 18 Screw BSZ26P060FMC 19 Screw BSZ26P160FMC 20 Pin Jack(CN301) CKB1028
21 Terminal(CN403) CKF1059 22 Plug(CN951) CKM1231 23 Connector(CN751) CKS3408 24 Plug(CN601) CKS3537 25 Connector(CN602) CKS3568
26 Connector(CN302) CKS3599 27 Antenna Jack(CN401) CKX1056 28 Panel CNB2523 29 Holder CNC6845 30 Holder CNC7533
31 Holder CNC7996 32 Insulator CNM5967 33 Heat Sink CNR1505 34 FM/AM Tuner Unit CWE1501 35 Holder CNC7532
36 Remote Control Unit CXB4286 37 Cover CNS4948 38 Chassis Unit CXB4693 39 Button(EJECT) CAC6327 40 Door CAT2109
41 Screw(M2x2) CBA1176 42 Washer CBF1038 43 Spring CBH1838 44 Spring CBH2310 45 Spring CBH2311
46 Spring CBH2312 47 Spring CBH2313 48 Spring CBL1492 49 Holder CNC8560 50 Cushion CNM5486
51 Panel CNS5728 52 Arm CNV5991 53 Arm CNV5992 54 Arm CNV5993 55 Lever CNV5994
56 Gear CNV5995 57 Gear CNV5996 58 Gear CNV5997 59 Pin CNV6027 60 Panel PCB Unit CWM6720
61 Socket(CN605) CKS3550 62 Connector(CN604) CKS4206 63 Damper Unit CXB5070 64 Holder Unit CXB5736 65 Holder Unit CXB5737
66 Screw IMS20P045FZK 67 Detach Grille Assy
See Contrast table(2)
68 Screw BPZ20P100FZK 69 Knob(EQ) CAA1525 70 Button(SOURCE) CAC6331
71 Button(OPEN) CAC6333 72 Button(FUNC,AUDIO) CAC6337 73 Button(DISP,LOUD) CAC6340 74 Button(BAND) CAC6343 75 Spring CBH2316
76 Spring CBH2320 77 Cushion CNM6542 78 Cover CNS5737 79 Holder CNV6177 80 Keyboard Unit CWM6711
81 LCD(LCD901) CAW1565 82 Connector(CN901) CKS4205 83 Holder CNC8562 84 Spacer CNM6710 85 Spacer CNM6711
86 Spacer CNM6733 87 Spacer CNM6734 88 ••••• 89 Connector CNV5990 90 Lighting Conductor CNV6001
91 Grille Unit
See Contrast table(2)
92 Knob Unit(VOL) CXB5350 93 IC(IC301) PAL005A 94 Transistor(Q951) 2SD2396 95
Cassette Mechanism Module EXK4015
(1) EXTERIOR SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
6
KEH-P690,P6950
Part No.
Mark No. Symbol and Description KEH-P690/X1N/UC KEH-P6950/X1N/ES
16 Tuner Amp Unit CWM6701 CWM6702 67 Detach Grille Assy CXB5358 CXB5357 91 Grille Unit CXB5348 CXB5347
(2) CONTRAST TABLE
KEH-P690/X1N/UC and KEH-P6950/X1N/ES are constructed the same except for the following:
2.3 CASSETTE MECHANISM MODULE
7
KEH-P690,P6950
1 Screw BSZ20P040FMC 2 Washer CBF1037 3 Washer CBG1003 4 Screw EBA1028 5 Screw CBA1037
6 Spring EBH1531 7 Spring EBH1624 8 Spring EBH1625 9 Spring EBH1626
10 Spring EBH1627
11 Spring EBH1629 12 Cord EDD1024 13 Photo-reflector(EGN1) EGN1004 14 Arm ENC1526 15 Lever ENC1530
16 Lever ENC1531 17 Arm ENC1532 18 Frame ENC1533 19 Holder ENC1534 20 Gear ENC1535
21 Arm ENC1536 22 Roller ENR1040 23 Belt ENT1027 24 Collar ENV1508 25 Arm ENV1539
26 Arm ENV1540 27 Gear ENV1544 28 Gear ENV1547 29 Gear ENV1548 30 Worm Wheel ENV1550
31 Lever ENV1551 32 Flywheel ENV1554 33 Gathering PCB ENX1054 34 Switch(S1,S2,S3) ESG1007 35 Deck Unit EWM1024
36 Plug(CN251) CKS3540 37 Gathering PCB ENX1053 38 Motor Unit(M1) EXA1490 39 Motor EXM1027 40 Head Assy(HD1) EXA1589
41 Motor Unit(M2) EXA1580 42 Screw BMZ20P022FMC 43 Bracket ENC1528 44 Chassis Unit EXA1582 45 Pinch Holder Unit EXA1584
46 Pinch Roller ENV1518 47 Pinch Holder Unit EXA1583 48 Pinch Roller ENV1518 49 Reel Unit EXA1585 50 Head Base Unit EXA1586
51 Lever Unit EXA1587 52 Gear Unit EXA1588 53 Motor Unit(Service) EXX1055 54 Washer HBF-179 55 Screw CBA1250
56 Bracket ENC1542 57 Arm ENC1537
Mark No. Description Part No. Mark No. Description Part No.
- CASSETTE MECHANISM MODULE SECTION PARTS LIST
8
KEH-P690,P6950
9
KEH-P690,P6950
1
2
34
1
2
34
D
C
B
A
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
TUNER Lch
B.U
VDD
Q952
SYSPW
SYSPW
VDD
AVDD
51 82
19
SYSTEM
CONTROLLER
PE5084A
IC601(1/2)
TUN-L
TUN-L
ELECTRONIC VOLUME
PML003AM
IC201
11
10
2 5
6 4
BUS-L1 BUS-L2
TAPE-L
RL
FL
PEE
Q205
Q201
MUTE
MUTE
POWER AMP
PAL005A
IC301
11
15
MUTE
STBY
FL
RL
FL+
FL-
RL+
RL-
22 4
9
7
19 17
SYSPW
B.U
B.U
SYSPW
Q302
Q951
Q959
Q301
Q953
Q601
Q602
MUTE
8V
REGULATOR
RESET
IC604
S-80734AN
VCC
VDD
1
2
8
5
6
B.U
TX
TX
RX
RX
ASENBO
ASENBO
IP-BUS DRIVER
IC751
HA12187FP
BUSL+
BUSL­BUS-
BUS+
Q751
Q752
8
1
5
11
7
86 85 47
100
33
11
1
2
92 93
16
15
65
55
64
MUTE
PEE
RESET
BSENS
ASENS
SWVDD
DPDT
KYDT
ILMPW
DSENS
ASEMBO
RIMUTE
STBY
MTL LOADSW
X1
X2
SYSTEM
CONTROLLER
IC601(2/2)
PE5084A
X601
Q954
BSENS
ASENS
ACC
FUSE
10A
B.U
STBY
B.U
MUTE
MTL
LOAD
69
44
25 95
96
46
VDD
Q957
Q958
ILMPW
DSENSE
Q609
SWVDD
VDD
SW5V
ILL1
KYDT
DPDT
SW5V
VDD SWITCH
5
1
4
2 1
3
4
11
9
20
19
8
3
4
11
9
20
19
8
11
9
5
8
10
14
A
TUNER AMP UNIT
E
DECK UNIT
212
11
10
10 5
6
8
LCD DRIVER
IC901
PD6279A
DPDT KYDT
VDD
LCDB
XO
XI
REM
IN
REMOTE CONTROL
SENSOR
IC902
RS-140
X901
53
52
50
10
4
1
60
57
58
IC251
CXA2560Q
IC351
PA2020A
EQ
MOTOR DRIVER
CN251
CN252
CN254
CN255
CN253
7
5
TAPE+B
Lch
17
18
FWD L-ch
REV L-ch
37 36 39
18
19
17
3
15 6
8
7
10
CN256
3
15 6
S1
LOAD
S2
MODE
EGN1
REEL
SENSE
M
M
M2
SUB
MOTOR
M1
MAIN
MOTOR
5 2
1
F
REEL SENSE PCB
CN602
CN751
IP-BUS
CN301
CN951
CN601
CN1901
VCK/VDT/VST
ACC
BACK UP
FL+ FL-
RL­RL+
B.REMOTE
3
VCC
LOUT
RIMUTE
LDSW
MTL
STBY
KEY MATRIX
LCD
ANT1 TV
ANT2 TV
RF TV
IC 3
BR9010FV
AM 2ND IF 450kHz
CN401
B
FM/AM TUNER UNIT
28
FM FRONT END
Q3
Q201 Q204
AM RF
FM/AM 1ST IF 10.7MHz
T51 Q51 CF51 CF52 CF53
MIXER.IF AMP DET
IC 1
PML002A
38 39 42 44 46 63
32 19
46
6
21
18
LDET
COMP
34 33 41 44 11 12 13
69
70
54
78
65
71
75746157554533
35
22
2225 10 14 12 15 16 8 13 2 3 4
CF202
VDD
LOCL
VCC
Q401
VCC
VDDT
DI/DO
CE2CKCE1
SDBLSLFMSD
TUNPCE2
TUNPCK
TUNPCE
SDBW
SL
SD
PDIO
NL1
NL2
EEPROM
5
6
4
3
IC 2 PM4008A
FM MPX
25 24
NL
Q202
32
78
NL
SD
SL
SDBW
TUNPCE
TUNPCK
TUNPCE2
LOCL
31
75
22
99
97
52
49
4
4
S3
70µS
S601
212
11
10
38
7
5
C
PANEL PCB UNIT
BZ601
ALARM
BUZZER
25
3
11
9
5
8
10
14
3
TUNPDI,O
94,98
ANTENNA
D
KEYBOARD UNIT
27
Q952
VDD
B.U
S-81250PGPD
VDDT
1
3
IC951
28
10
KEH-P690,P6950
1
23
4
1234
D
C
B
A
3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)
Note: When ordering service parts, be sure to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL PARTS
LIST”.
A-a A-b
A-aA-a
A-b A-b
A-b A-b
A-a A-a
Large size
SCH diagram
Guide page
Detailed page
A
A-a
KEYBOARD U
AM:-30dBs FM:-30dBs
TAPE:-9dBs
ANTENNA
D
E F
B
D
11
KEH-P690,P6950
5
6
78
5
6
78
D
C
B
A
A-b
C
Not used
PANEL
UNIT
PCB UNIT
TAPE:22.1dBs AM:21.1dBs FM:21.1dBs CD:36.3dBs
TAPE:-8.9dBs AM:-9.9dBs FM:-9.9dBs CD:5.3dBs
ELECTRONIC VOLUME
POWER AMP
ACC SENSE
ILM SENSE
BACKUP SENSE
RESET
8V REGULATOR
5V REGULATOR
A
C
A
12
KEH-P690,P6950
1
23
4
1234
D
C
B
A
AM:-30dBs
FM:-30dBs
TAPE:-9dBs
ANTENNA
B
A-a
A-a
A-b
1
2
3
4
5
6
8
7
13
KEH-P690,P6950
5
6
78
5
6
78
D
C
B
A
PAN
KEYBOARD UNIT
PCB
C
D
E F
A-a
A-a
A-b
9
10
D
C
14
1
23
4
1234
D
C
B
A
TAPE:22.1dBs
AM:21.1dBs
FM:21.1dBs
CD:36.3dBs
TAPE:-8.9dBs
AM:-9.9dBs
FM:-9.9dBs
CD:5.3dBs
ELECTRONIC VOLUME
POWER AMP
RESET
8V REGULATOR
5V REGULATOR
A
A-a
A-b
A-b
1
2
3
4
5
6
8
7
KEH-P690,P6950
15
5
6
78
5
6
78
D
C
B
A
Not used
PANEL
PCB UNIT
ACC SENSE
ILM SENSE
BACKUP SENSE
A-b
A-a
A-b
9
10
KEH-P690,P6950
C
Loading...
+ 35 hidden pages