Pioneer KEH-P690 User 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
MULTI-CD CONTROL HIGH POWER CASSETTE PLAYER WITH FM/AM TUNER
KEH-P690 X1N/UC
Service
Manual
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
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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2
KEH-P690,P6950
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
4
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11
3
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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.
WARNING
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
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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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
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
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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.
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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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
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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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
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
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9
KEH-P690,P6950
1234
1234
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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+
BUSL-
BUS-
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
ATUNER AMP UNIT
EDECK UNIT
212
11 10
10 5 68
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
5TAPE+B
Lch
17
18
FWD
L-ch
REV
L-ch
37
36
39
18 19
17
315 6
8710
CN256 315 6
S1
LOAD
S2
MODE
EGN1
REEL
SENSE
M
M
M2
SUB
MOTOR
M1
MAIN
MOTOR
5
2
1
FREEL SENSE PCB
CN602
CN751
IP-BUS
CN301
CN951
CN601
CN1901
VCK/VDT/VST
ACC
BACK UP
FL+
FL-
RL-
RL+
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
BFM/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
CE2
CK
CE1
SDBL
SL
FMSD
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
75
CPANEL PCB UNIT
BZ601
ALARM
BUZZER
25
3
11
9
5
8
10
14
3
TUNPDI,O
94,98
ANTENNA
DKEYBOARD UNIT
27
Q952
VDD B.U
S-81250PGPD
VDDT 1
3IC951
28
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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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-bA-b
A-bA-b
A-aA-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
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
11
KEH-P690,P6950
5678
5678
D
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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
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
14
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1234
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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
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4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
16
KEH-P690,P6950
1234
1234
D
C
B
A
B
KV1410(23)
Mark
None
F0
F65
F125
A0
A74
A125
Band
–
FM
FM
FM
AM
AM
AM
Input Level
–
0dBf
65dBf
125dBf
0dBµ
74dBµ
125dBµ
DAN217U
DAN217U
3.3 FM/AM TUNER UNIT
B
A
FM/AM TUNER UNIT
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
18
KEH-P690,P6950
1234
1234
D
C
B
A
DECK UNIT
MUTE
CXA2560Q
11
12
13
14
15
16
17
18
19
20
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
1
2
3
4
5
6
7
8
9
10
R256 220
R287
0R0
C273
22/16
R283 0R0
R284 0R0
R282 0R0
C253 330P
C254 330P
C252 330P
C251 330P
R281 0R0
R255 220
C256
R01
R258
1K
R301
18K
R273 1K
R274 1K
R271 1K
R272 1K
R290
C403
R403
C402
3900P
C401
R33
R323 0R0
R257
1K
C255
R01
C272 R1
C313 100P
R286 0R0
R285 0R0
HD1
HEAD ASSY
EXA1589
TEST TAPE
NCT-150
(400Hz, 200nWb/m)
RL
RR
FR
FL
C302
R1
C301
R1
VR302 33K(B)
-6dBs(388mV)±1dB
Fwd-R
Fwd-L
Rev-R
Rev-L
PBFB2
PBRIN2
PBGND
PBFIN2
VCT
PBREF
PBFIN1
PBGND
PBRIN1
PBFB1
PBTC1
PBOUT1
OUTREF1
TAPEIN1
VCC
LINEOUT1
TCH1
MSLPF
MSMODE
DRSW
TAPESW
MUTESW
MSOUT
MSTC
G1FB
G2FB
PBTC2
PBOUT2
OUTREF2
TAPEIN2
GND
DIREF
LINEOUT2
TCH2
MSSW
CN252
CN251
EQ AMP,
DOLBY B NR
IC251
VR301 33K(B)
C310
R1
C309
R1
R322 1K
NRSW
CCP1280
CCP1280
E
3.4 CASSETTE MECHANISM MODULE
E
A
CN602
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
E19
KEH-P690,P6950
5678
5678
D
C
B
A
REEL SENSE
PCB
SWITCHES:
REEL SENSE PCB
S1:LOAD SWITCH..........EJECT-PLAY
S2:MODE SWITCH............ON-OFF
S3:70µs SWITCH...............ON-OFF
The underlined indicates the switch position.
R290 0R0
C403 R068
R403 82K
C402
3900P
C401
R33
R402 18K
R401
4R7K
R351 1K
R352 1K
R353 1K
R354 1K
R373 0R0
R355
270K
C352
3900P
R362 300
C351 R22
C353 R01
C354 R01
R374 0R0
C356 R01
C355 R1
D352 1SS355
M1 MOTOR UNIT
(MAIN MOTOR)
EXA1490
S1
LOAD
ESG1007x3
S2 MODE
REEL SENSE
EGN1
EGN1004
M2
MOTOR UNIT
(SUB MOTOR)
EXA1580
RS3
RS2
RS1
SC2
SC1
TAB
MC
CE
VCC2
NC
VCC
MCS
RRS
FRS
RSB
C
TAB
MS2
NC
NC
MM
SM1
RSB
GND
RS
mtl
MCS
load
CN255 CN253 CN256
CN254
MECHANISM
DRIVER
IC351 PA2020A
R375 0R0
S3 70µs
F
F
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
20
KEH-P690,P6950
1234
1234
D
C
B
A
CORD ASSY
DSENSE
PRE OUT(FRONT)
4. PCB CONNECTION DIAGRAM
4.1 TUNER AMP UNIT
NOTE FOR PCB DIAGRAMS
1. The parts mounted on this PCB
include all necessary parts for
several destination.
For further information for
respective destinations, be sure
to check with the schematic dia-
gram.
2. Viewpoint of PCB diagrams
A
A
Capacitor
Connector
P.C.Board Chip Part
SIDE A
SIDE B
TUNER AMP UNIT
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
This manual suits for next models
1
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