Pioneer DEH-P77DHX1M 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 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 2000 K-ZZA. FEB. 2000 Printed in Japan
ORDER NO.
CRT2455
MULTI-CD CONTROL HIGH POWER CD PLAYER WITH FM/AM TUNER
DEH-P77DH X1M/UC
Service
Manual
DEH-P47DH X1M/UC
DEH-P77DH/X1M/UC
-This service manual should be used together with the following manual(s):
Model No. Order No. Mech. Module Remarks
CX-958 CRT2423 S8.1 CD Mech. Module:Circuit Description, Mech. Description, Disassembly
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST.......................2
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...10
4. PCB CONNECTION DIAGRAM ................................28
5. ELECTRICAL PARTS LIST ........................................38
6. ADJUSTMENT..........................................................47
7. GENERAL INFORMATION .......................................51
7.1 DIAGNOSIS ........................................................51
7.1.1 TEST MODE..............................................51
7.1.2 DISASSEMBLY .........................................54
7.2 PARTS .................................................................59
7.2.1 IC................................................................59
7.2.2 DISPLAY....................................................65
7.3 OPERATIONAL FLOW CHART...........................66
8. OPERATIONS AND SPECIFICATIONS.....................67

2
DEH-P77DH,P47DH
-CD Player Service Precautions
1. For pickup unit(CXX1285) handling, please refer
to"Disassembly"(see page 54).
During replacement, handling precautions shall be
taken to prevent an electrostatic discharge(protection
by a short pin).
2. During disassembly, be sure to turn the power off
since an internal IC might be destroyed when a con-
nector is plugged or unplugged.
3. Please checking the grating after changing the ser-
vice pickup unit(see page 49).
1. SAFETY INFORMATION
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
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
8
3
9
7
9
2
5
6
111
4

* 1-1 Card ARY1048
1-2 Owner’s Manual See Contrast table(2)
1-3 Installation Manual See Contrast table(2)
* 1-4 Label CRW1343
2 Cord Assy CDE6216
3 Accessory Assy CEA2006
4 Polyethylene Bag CEG1116
* 5 Polyethylene Bag CEG1272
6 Battery See Contrast table(2)
7 Carton See Contrast table(2)
8 Contain Box See Contrast table(2)
9 Protector CHP2255
10 •••••
11 Remote Control Unit See Contrast table(2)
12 Screw BSZ30P050FMC
13 Nut CBN1012
* 14 Polyethylene Bag CEG1203
15 Spacer CLA2598
16 Bracket CNC6767
17 Bracket CNC5506
18 Bracket CNC5507
19 Bracket CNC5686
20 Bracket CNC5687
21 Bolt Unit CXA7960
22 Bolt Unit CXA7961
DEH-P77DH,P47DH
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.
3
19
3
22
21
14
20
16
18
17
15
13
12

4
DEH-P77DH,P47DH
(2) CONTRAST TABLE
DEH-P77DH/X1M/UC and DEH-P47DH/X1M/UC are constructed the same except for the following:
-Owner's Manual, Installation Manual
Model Part No. Language
DEH-P77DH/X1M/UC CRD3176 English, French
CRD3177 English, French
DEH-P47DH/X1M/UC CRD3178 English, French
CRD3179 English, French
Part No.
Mark No. Symbol and Description DEH-P77DH/X1M/UC DEH-P47DH/X1M/UC
1-2 Owner’s Manual CRD3176 CRD3178
1-3 Installation Manual CRD3177 CRD3179
6 Battery CEX1030 Not used
7 Carton CHG4025 CHG4026
8 Contain Box CHL4025 CHL4026
11 Remote Control Unit CXB4285 Not used

5
DEH-P77DH,P47DH
2.2 EXTERIOR

6
DEH-P77DH,P47DH
1 Screw BSZ26P060FMC
2 Screw BSZ26P080FMC
3 Screw BSZ30P050FMC
4 Screw BSZ30P200FMC
5 Cord Assy See Contrast table(2)
6 Cord Assy See Contrast table(2)
7 Cord Assy CDE6216
8 Fuse(10A) CEK1136
9 Cable CDE6217
10 CD Mechanism Module(S8.1) CXK5201
11 Case CNB2468
12 Holder CNC8754
13 Holder CNC8755
14 Insulator CNM6611
15 Cap See Contrast table(2)
16 Tuner Amp Unit See Contrast table(2)
17 Screw BPZ26P100FZK
18 Screw BSZ26P080FMC
19 Screw BSZ26P160FMC
20 Clamper See Contrast table(2)
21 FM/AM Tuner Unit CWE1501
22 Holder CNC7532
23 Pin Jack(CN433) See Contrast table(2)
24 Terminal(CN501) CKF1059
25 Plug(CN951) CKM1319
26 Connector(CN411) CKS3408
27 Connector(CN431) See Contrast table(2)
28 Connector(CN952) See Contrast table(2)
29 Connector(CN681) CKS3706
30 Connector(CN651) CKS4246
31 Antenna Jack(CN502) CKX1056
32 Holder See Contrast table(2)
33 Holder CNC7001
34 Holder CNC7533
35 Holder CNC8278
36 Holder See Contrast table(2)
37 Holder CNC8691
38 Insulator CNM5967
39 Heat Sink CNR1435
40 Remote Control Unit See Contrast table(2)
41 Cover See Contrast table(2)
42 Chassis Unit See Contrast table(2)
43 Chassis Unit CXB5123
44 Detach Grille Assy See Contrast table(2)
45 Screw BPZ20P100FZK
46 Knob CAA1493
47 Button(EEQ) CAC6449
48 Button(DETACHABLE) CAC6450
49 Button(SOURCE) See Contrast table(2)
50 Button(F, A) See Contrast table(2)
51 Button(SEEK) See Contrast table(2)
52 Button(1-6) See Contrast table(2)
53 Button(EJECT) See Contrast table(2)
54 Spring CBH2344
55 Sheet CNM6612
56 Keyboard Unit See Contrast table(2)
57 LCD CAW1574
58 Connector(CN901) CKS4245
59 Holder CNC8664
60 Sheet CNM6608
61 Spacer See Contrast table(2)
62 Sheet CNM6752
63 Sheet CNM6856
64 Connector CNV6098
65 Lighting Conductor CNV6099
66 Grille Unit See Contrast table(2)
67 Cover Unit CXB5195
68 Button CAC4836
69 Spring CBH1834
70 Spring CBH1835
71 Spring CBH2367
72 Bracket CNC6135
73 Bracket CNC6791
74 Arm CNV4692
75 Arm CNV4693
76 Arm CNV4728
77 Panel Unit See Contrast table(2)
78 Screw IMS20P040FZK
79 Screw ISS26P060FMC
80 Screw ISS26P060FZK
81 IC(IC551) PAL005A
82 Transistor(Q954) 2SD2396
83 IC(IC902) TSOP1840SB1
(1) EXTERIOR SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.

DEH-P77DH,P47DH
7
(2) CONTRAST TABLE
DEH-P77DH/X1M/UC and DEH-P47DH/X1M/UC are constructed the same except for the following:
Part No.
Mark No. Symbol and Description DEH-P77DH/X1M/UC DEH-P47DH/X1M/UC
5 Cord Assy CDE6214 Not used
6 Cord Assy CDE6215 Not used
15 Cap CNV2680 Not used
16 Tuner Amp Unit CWM6894 CWM6895
20 Clamper CEF1009 Not used
23 Pin Jack(CN433) CKB1043 CKB1042
27 Connector(CN431) CKS3584 Not used
28 Connector(CN952) CKS3585 Not used
32 Holder CNC6880 CNC6893
36 Holder CNC8689 CNC8690
40 Remote Control Unit CXB4285 Not used
41 Cover CNS4948 Not used
42 Chassis Unit CXB5122 CXB5199
44 Detach Grille Assy CXB5395 CXB5396
49 Button(SOURCE) CAC6451 CAC6444
50 Button(F, A) CAC6452 CAC6445
51 Button(SEEK) CAC6453 CAC6446
52 Button(1-6) CAC6454 CAC6447
53 Button(EJECT) CAC6455 CAC6448
56 Keyboard Unit CWM6896 CWM7030
61 Spacer CNM6751 Not used
66 Grille Unit CXB5125 CXB5124
77 Panel Unit CXB5198 CXB5197

8
DEH-P77DH,P47DH
2.3 CD MECHANISM MODULE

9
DEH-P77DH,P47DH
1 Control Unit CWX2411
2 Connector(CN802) CKS2192
3 Connector(CN801) CKS2193
4 Connector(CN701) CKS2773
5 Connector(CN101) CKS3486
6 Screw BMZ20P030FMC
7 Screw BSZ20P040FMC
8 Screw(M2x3) CBA1077
9 Screw(M2x5) EBA1028
10 Screw CBA1243
11 Screw(M2x4) CBA1362
12 Washer CBF1037
13 Washer CBF1038
14 Washer CBF1060
15 •••••
16 Spring CBH2079
17 Spring CBH2117
18 Spring CBH2314
19 Spring CBH2110
20 Spring CBH2282
21 Spring CBH2318
22 •••••
23 Spring CBH2324
24 Spring CBH2118
25 Spring CBH2161
26 Spring CBH2163
27 Spring CBH2189
28 Spring CBH2377
29 Spring CBH2260
30 Spring CBH2262
31 Bracket CNC8568
32 Spring CBL1369
33 Connector CDE5531
34 Connector CDE5532
35 Shaft CLA3304
36 Screw(M2.6x6) CBA1458
37 Frame CNC8565
38 Frame CNC8749
39 Lever CNC7546
40 Arm CNC8663
41 Bracket CNC8567
42 •••••
43 Spacer CNM3315
44 Sheet CNM6659
45 •••••
46 •••••
47 Ball CNR1189
48 Belt CNT1086
49 Roller CNV4509
50 Arm CNV6037
51 Arm CNV5247
52 Arm CNV5248
53 Arm CNV5249
54 Guide CNV5254
55 Guide CNV5255
56 Gear CNV5257
57 Gear CNV5256
58 Guide CNV6272
59 Damper CNV6010
60 Arm CNV6096
61 Arm CNV6031
62 Arm CNV6211
63 Guide CNV6012
64 Guide CNV5510
65 •••••
66 Guide CNV5751
67 Clamper CNV6013
68 Gear CNV5813
69 Motor Unit(M1) CXB2190
70 Screw Unit CXB5892
71 Chassis Unit CXB4797
72 Gear Unit CXB4728
73 Arm Unit CXB5753
74 Motor Unit(M2) CXB2195
75 Lever Unit CXB4730
76 Arm Unit CXB4731
77 Motor Unit(M3) CXB2562
78 Arm Unit CXB4732
79 Bracket Unit CXB4795
80 Screw JFZ20P025FMC
81 Screw JGZ17P025FZK
82 Washer YE20FUC
83 Pickup Unit(Service)(P8) CXX1285
84 Screw IMS26P030FMC
* 85 PCB CNX2982
86 Photo-transistor(Q1, 2) CPT230SX-TU
87 Damper CNV6011
88 Rack CNV6014
89 Spring CBH2315
Mark No. Description Part No. Mark No. Description Part No.
-CD MECHANISM MODULE SECTION PARTS LIST

10
DEH-P77DH,P47DH
1234
1234
D
C
B
A
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM(DEH-P77DH/X1M/UC)
Q411
R881,882,C881
Q412
IC 411
HA12187FP
IP BUS DRIVER
28
MUTE
X1
X2
IL+B
SWD5V
DPDT
KEYDT
KEYIN1
KEYIN2
BL+B
CDLOAD
clamp PEE
54
61 100
CDEJECT
55
CONT
59
EJTSNS
78
DSCSNS
79
CD5VON
58
VDCONT
56
LCDPW
23
DPDT
96
KEYDT
95
KEYIN1
42
KEYIN2
43
120
SYSTEM MICON
IC 601(2/2)
PE5106B
M
M
M
35
22 38 42 4639
CN502
44 63 69
70
54
65
71
46
24
+
19 6
25
32DI/DO
34 33 41 44 11 12
33 45 55 57 61 74 75
4
3
8
CE2 CK CE1 SDBW SL FMSD NL1
5
6
CF202
AM 2ND IF 450kHz
T51 Q51 CF51 CF52 CF53
FM MPX
22 10 14 7 12 15 16 8 13 32
VDDB U
VDD
VCC
VCC
VDD
AM RF AM RFAGC
Q201
Q3
FM FRONT END FM/AM 1ST IF 10.7MHz
Q204
127
28
2
8
21
6
5
11
22
23
7
24
2
5
4
2
1
3
4
3
FO +
TO +
FO +
TO +
16
23
X201 S801
HOME
S802
CLAMP
CLAMP
CDLOAD
CDEJET
CONT
EJTSNS
CDCSNS
CD5VON
VD
VD
V+5
VD
ED/TD/SD/MD
97
14
5
4
3
98 21
LD
PSW
L +
L —
PD
FDP
TDP
SOP
F
MUTE R
SOM
COP
COM
LOP
LOM
20
10
11
6 LOUT
24 39
17
12
11
14
13
10
9
21
D802
DISC SENSE
SELECT
SENSE
LOADING
MOTOR
CARRIAGE
MOTOR
SPINDLE
MOTOR
D801
28 DSCSNS
CD5VON
1 CDLOAD
LD +
MD
MD
LD
2
1
ANT1 TV ANT2 TV
RF TV
HOLOGRAM
UNIT
FOCUS ACT
TRACKINGACT
MIXER,IF AMP DET
IC 1
PML002A
IC 3
BR9010FV
IC 501
S-81250SGUP
5V REGULATOR
EEPROM
IC 601
TA2063F
IC 2 PM4008A
IC 201
UPD63710GC
IC 301
BA5985FM
CD DRIVER
RF-AMP,SERVO,DSP,DAC LPF
CN701
CN802
CN801
CN101
5V REGULATOR
IC 701
BA05SFP
PICKUP UNIT(SERVICE)(P8)
BUS—
B.U
BUS+
BUS+L
BUS—L
5
8
1
7
11
1
2
8
6
5TX
RX
IPPW
swvdd ILMPW
B.U
VDD
B.U
14
10
9
8
6
7
13
CN651
CN681
CN411
Q656
B.U
Q653
Q654
Q657
Q651
Q992
Q991
ATUNER AMP UNIT
BFM/AM TUNER UNIT
DCONTROL UNIT
EPHOTO UNIT(S8)
BZ601
ALARM
BUZZER DFS
ALARM
16
X601
15
17
4
19
20
14
3
2
18
1

11
DEH-P77DH,P47DH
5678
5678
D
C
B
A
C
11
1
adpw
bsens
asens
VDD B.U
B.U
B.U 5
6
1
B.U
91
92
93
48
83
22
SD
SL
TUNPCE
tunpck
tunpce@
TUNPDO
ASENBO
10
FL 11
RL 9
B.U
SYSPW
IL+B
SW5V
DPDT
KYDT
KEYIN1
KEYIN2
BL+B
Preout_L
23 8
1
14
7
FL—
21 FL+
3 RL—
5 RL+
FL—
FL+
RL—
RL+
3
BRE
ILL
ACC
2
ALAM
GND
BU BACK UP
GND
isens
DRELAY
(VDD)
38
74
TUN L
40
BUS+L
43
BUS—L
44
CD L
41
DFS
35,42
99
97
32
98
25
86 85 24 72
FLIN
14
RLIN
12
22 4 25
SYSTEM MICON
RESET
ALARM
POWER AMP
IC 601(1/2)
PE5106B
IC 451
PML004AF
IC 631
S-80734AN
IC 851
TPD1018F
IC 551
PAL005A
IC 902
reset
VDD
Q601
Q952 Q959
Q953
Q434
SYSPW
Q551
Q957
Q954 Q955
Q901
Q958
DALMON
TX RX IPPW DALMON
DALMON
ELECTRONIC VOLUME/
SOURCE SELECTOR
SYS+B
B.REMSTBYMUTE
REMOTE CONTROL
SENSOR
IC 901
PD6279A
LCD DRIVER
KEY MATRIX
LCD
OPT IN 1
14
10
9
8
6
7
13
3
SI
SO
X0
X1 dim
KEY DATA
LCD DATA
REMIN
VCC
53
52
57
X901
58
61
49 50 60
CN901
KEYBOARD UNIT
ALARM
ACC
FL—
FL+
ILL
RL—
RL+
B.REM
dled B.UVDD
49
50
51
1
DRSW
DRSYS
DRSENS
Q851
Q852
Q853
DOOR SW
SUBL
Q433
SUB. W
16
RLO
18
SWLO
RLI
FLO
FLI
9
14
11
SWLI
7
HIGHTOUT
IC 452
PA2028A
2
mosens
B.U 5
6
1
52
53
DLSNS
5
STARTER
4
DRLOCK
3
SENSOR
71 IC 852
TPD1018F
Q854
Q855
STCUT
SENSOR
DRLOCK
STARTER
CN951
CN952
CN951
REAR RCA
RLO
FLO
CN433
Q432
FRONT RCA
Q431
3
1
6
4
CN431
1
2
TSOP1840SB1
10
4
5
11

CN651
CN901
CN681
CN701
CN502
CN501
CN411
FM(100%):-20.5dBs
AM(30%):-31dBs
IP-BUS:2.2dBs
S-CD:4.4dBs
IP-BUS:2.2dBs
FM(100%):-19.5dBs
AM(30%):-30dBs
S-CD:4.4dBs
12
DEH-P77DH,P47DH
1234
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-bA-b
A-bA-b
A-aA-a
Large size
SCH diagram
Guide page
Detailed page
A
A-a
A
TUNER AMP UNIT
B
E
D
CD MECHANISM MODULE
C
KEYBOARD
UNIT

CN431
CN433
CN951
CEK1136
CN952
DEH-P77DH/X1M/UC
DEH-P77DH/X1M/UC
DEH-P77DH/X1M/UC
DEH-P47DH/X1M/UC
DEH-P77DH
/X1M/UC
82(P77DH)
820(P47DH)
82(P77DH)
820(P47DH)
10K(P77DH)
0R0(P47DH)
10K(P77DH)
0R0(P47DH)
HN1C03F(P77DH)
IMH3A(P47DH)
DEH-P77DH/X1M/UC
DEH-P47DH/X1M/UC
DEH-P77DH/X1M/UC
DEH-P77DH/X1M/UC
DEH-P77DH/X1M/UC
FM(100%):30.6dBs
AM(30%):20.1dBs
IP-BUS:36.3dBs
S-CD:36.5dBs
FM(100%):3.84dBs
AM(30%):-6.36dBs
IP-BUS:9.54dBs
S-CD:9.74dBs
FM(100%):4.6dBs
AM(30%):-5.9dBs
IP-BUS:10.3dBs
S-CD:10.5dBs
FM(100%):4.6dBs
AM(30%):-5.9dBs
IP-BUS:10.3dBs
S-CD:10.5dBs
s
13
DEH-P77DH,P47DH
5678
5678
D
C
B
A
A-b
A

CN681
CN701
CN502 CN501
CN411
FM(100%):-20.5dBs AM(30%):-31dBs IP-BUS:2.2dBs S-CD:4.4dBs
IP-BUS:2.2dBs
FM(100%):-19.5dBs AM(30%):-30dBs
S-CD:4.4dBs
14
DEH-P77DH,P47DH
1234
1234
D
C
B
A
A-a
A-a A-b
A
TUNER AMP UNIT
B
1
2
3

CN651
CN901
CN701
15
DEH-P77DH,P47DH
5678
5678
D
C
B
A
A-a
A-a A-b
ED
CD MECHANISM
MODULE
KEYBOARD
UNIT
C
4
5

16
1234
1234
D
C
B
A
CN431
CN433
DEH-P77DH/X1M/UC DEH-P77DH/X1M/UC
DEH-P77DH/X1M/UC DEH-P47DH/X1M/UC
DEH-P77DH /X1M/UC
82(P77DH) 820(P47DH)
82(P77DH) 820(P47DH)
10K(P77DH) 0R0(P47DH)
10K(P77DH) 0R0(P47DH)
HN1C03F(P77DH) IMH3A(P47DH)
DEH-P77DH/X1M/UC
DEH-P47DH/X1M/UC
DEH-P77DH/X1M/UC
FM(100%):30.6dBs AM(30%):20.1dBs IP-BUS:36.3dBs S-CD:36.5dBs
FM(100%):3.84dBs AM(30%):-6.36dBs IP-BUS:9.54dBs S-CD:9.74dBs
FM(100%):4.6dBs AM(30%):-5.9dBs IP-BUS:10.3dBs S-CD:10.5dBs
FM(100%):4.6dBs AM(30%):-5.9dBs IP-BUS:10.3dBs S-CD:10.5dBs
A-a A-b
A-b
DEH-P77DH,P47DH
1 2 3

17
DEH-P77DH,P47DH
5678
5678
D
C
B
A
CN951
CEK1136
CN952
DEH-P77DH/X1M/UC
DEH-P77DH/X1M/UC
A-b
A-a A-b
4 5

18
DEH-P77DH,P47DH
1234
1234
D
C
B
A
B
3.3 FM/AM TUNER UNIT
BA
FM/AM TUNER UNIT
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

19
DEH-P77DH,P47DH
5678
5678
D
C
B
A
B
KV1410(23)

20
DEH-P77DH,P47DH
1234
1234
D
C
B
A
DEH-P77DH/X1M/UC
DEH-P47DH/X1M/UC
C
3.4 KEYBOARD UNIT
C
KEYBOARD UNIT