Pioneer DEH-M6156ZH 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 NV Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER CORPORATION 2000 K-ZZS. DEC. 2000 Printed in Japan
ORDER NO.
CRT2638
MULTI-CD CONTROL CD PLAYER WITH RDS TUNER
DEH-M6156ZH X1P/EW
Service
Manual
HONDA
VEHICLE DESTINATION PRODUCED AFTER HONDA PART No. ID No. PIONEER MODEL No.
Not specified EUROPE November 2000 08A02-3C6-2100-01 DEH-M6156ZH/X1P/EW
08A02-3C6-2000-01 DEH-M6356ZH/X1P/EW
DEH-M6156ZH/X1P/EW
-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
DEH-M6356ZH X1P/EW
CONTENTS
1. SAFETY INFORMATION............................................2
2. EXPLODED VIEWS AND PARTS LIST ......................3
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ....8
4. PCB CONNECTION DIAGRAM................................22
5. ELECTRICAL PARTS LIST........................................30
6. ADJUSTMENT.........................................................35
7. GENERAL INFORMATION.......................................40
7.1 DIAGNOSIS .......................................................40
7.1.1 ERROR MESSAGES.................................40
7.1.2 DISASSEMBLY.........................................41
7.1.3 CONNECTOR FUNCTION DESCRIPTION ......45
7.2 PARTS ................................................................46
7.2.1 IC...............................................................46
7.2.2 DISPLAY ...................................................52
7.3 OPERATIONAL FLOW CHART..........................54
8. OPERATIONS AND SPECIFICATIONS....................55

2
DEH-M6156ZH,M6356ZH
-CD Player Service Precautions
1. For pickup unit(CXX1285) handling, please refer
to"Disassembly"(see page 42)
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 37).
1. SAFETY INFORMATION
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.
1. Safety Precautions for those who Service this Unit.
• When checking or adjusting the emitting power of the laser diode exercise caution in order to get safe, reliable
results.
Caution:
1. During repair or tests, minimum distance of 13cm from the focus lens must be kept.
2. During repair or tests, do not view laser beam for 10 seconds or longer.
2. A “CLASS 1 LASER PRODUCT” label is affixed to the
top of the player.
3. The triangular label is attached to the mechanism
unit frame.
CLASS 1
LASER PRODUCT
4. Specifications of Laser Diode
Specifications of laser radiation fields to which human access is possible during service.
Wavelength = 800 nanometers

3
DEH-M6156ZH,M6356ZH
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
1
1
2
3
4
6
7
5
8
9
1 Protector UHP2311
2 Protector UHP2312
3 Protector UHP2315
4 Polyethylene Bag UEG-012
5 Contain Box(M6156ZH) UHL-080
Contain Box(M6356ZH) UHL-081
6 Protector UHP2313
7 Protector UHP2314
8-1 Polyethylene Bag UEG1229
8-2 ID Card CEE1018
9-1 Owner’s Manual URD-162
9-2 Polyethylene Bag UEG1116
Mark No. Description Part No. Mark No. Description Part No.
-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.
-Owner's Manual
Model Part No. Language
DEH-M6156ZH/X1P/EW URD-162 English, French, Spanish, German, Dutch, Italian,
DEH-M6356ZH/X1P/EW Portuguese, Swedish

4
DEH-M6156ZH,M6356ZH
2.2 EXTERIOR
A
B

5
DEH-M6156ZH,M6356ZH
1 Screw BSZ26P060FMC
2 Screw BSZ26P150FMC
3 Screw BSZ30P060FMC
4 Screw BSZ30P120FMC
5 Cable CDE6645
6 Screw CBA1002
7 Bush CNV3839
8CD Mechanism Module(S8.1) CXK5201
9 IC(IC901) TDA7384
10 Transistor(Q801,805) 2SD2396
11 Holder CNC8973
12 Cushion CNY-197
13 Screw ISS26P060FMC
14 Case CNB2560
15 Holder CNC5704
16 Cushion CNM7071
17 Cushion CNM4870
18 Insulator CNM6862
19 Heat Sink CNR1565
20 Tuner Amp Unit UWM7480
21 Screw BSZ26P060FMC
22 Terminal(CN501) CKF1059
23 Terminal(CN502) CKF1059
24 Connector(CN901) CKM1208
25 Plug(CN902) CKM1283
26 Connector(CN601) CKS1962
27 Plug(CN602) CKS3538
28 Antenna Jack(ANT501) CKX1060
29 Holder CNC7533
30 Holder CNC8746
31 Holder CNC8747
32 Insulator CNM5967
33 FM/AM Tuner Unit UWE1576
34 Holder CNC7532
35 Screw PRZ30P060FSN
36 Chassis Unit CXB5897
37 Button(EJECT) CAC6703
38 Button(L/M/U,CD AUX) CAC6704
39 Button(TA,PTY,ASEL,SCAN) CAC6705
40 Button(1-6) CAC6706
41 Button(SEEK,TUNE) CAC6707
42 Conductor CNC9043
43 Lighting Conductor CNV6299
44 Lighting Conductor CNV6301
45 Holder CNV6302
46 Rubber CNV6304
47 Knob Assy CXB7508
48 Grille Unit(M6156ZH) CXB6520
Grille Unit(M6356ZH) CXB6594
49 Keyboard Unit(M6156ZH) UWM7239
Keyboard Unit(M6356ZH) UWM7481
50 Screw BPZ20P080FMC
51 Screw ISS26P055FUC
52-54 •••••
55 Plate CAH1753
56 LCD(LCD951)(M6156ZH) CAW1588
LCD(LCD951)(M6356ZH) CAW1677
57 Socket(CN951) CKS3551
58 Holder CNC8745
59 Plate CNM7308
60 Lighting Conductor CNV6161
61 Holder CNV6162
62 Connector CNV6163
63 Connector CNV6293
64 Spacer CNM7313
Mark No. Description Part No. Mark No. Description Part No.
-EXTERIOR SECTION PARTS LIST

6
DEH-M6156ZH,M6356ZH
C
D
2.3 CD MECHANISM MODULE

7
DEH-M6156ZH,M6356ZH
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 CLA3894
36 Screw(M2.6x6) CBA1458
37 Frame CNC8565
38 Frame CNC8749
39 Lever CNC9265
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

8
DEH-M6156ZH,M6356ZH
1234
1234
D
C
B
A
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
Q511 Q505
Q503
Q501
Q504
Q509
IC 401
PM4009A
IC 603
CA0008AM
X401
RDS
DECODER
IP-BUS DRIVER
1211
20
8
72
MUTE
XOUT
XIN
BL+B
CDLOAD
clamp PEE1
77
87 24
CDEJET
76
CONT
79
EJTSNS
91
DSCSNS
90
CD5VON
78
VDCONT
80
BLPOW
23
70
SYSTEM µ-COM
IC 601(2/2)
PD5370B
M
M
M
ANT501
VDDB U
VDD
VCC
ANT
1
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
DSCSNS
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
EJECT
SENSE
LOADING
MOTOR
CARRIAGE
MOTOR
SPINDLE
MOTOR
D801
28 DSCSNS
CD5VON
1 CDLOAD
LD +
MD
MD
LD
2
1
HOLOGRAM
UNIT
FOCUS ACT
TRACKING ACT
IC 501
S-81250PGPD
POWER ON MUTE
IC 601
TA2063F
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—
BU
BUS+
BUS+L
BUS—L
1
2
8
6
5IPDO
IPDI
IPPW
swvdd
BU
CN601
BU
Q853
Q854
Q806
Q805
ATUNER AMP UNIT
CCONTROL UNIT
DPHOTO UNIT
13
TEMP
92
X602
TH601
15
17
4
19
20
14
3
2
18
1
(S8)
2
3
24
VDD
SWDACC
BUS
BUS
CD
Q101
Q807
Q851
PEE2
28
88
antled
V
34
discind
71
syspw
ANTPW 65
Q604
CN901
IC 3
EEPROM
FM/AM TUNER UNIT
28
27
FM/AM 1ST IF 10.7MHz
T51 Q51 CF51 CF52 CF53
IC1
MIXER, IF AMP, DET.
6
21
18
LDET
COMP
22
25 10 14 12 15 16 8 13 2 3 4
CF202
VDD
VCC
DI/DO CE2 CK CE1 SDBW SL FMSD NL1 NL2
IC 2 FM MPX
AMANT
FMANT
ATT
ATT
AMRF
FMRF
RF ADJ
ANT2 ADJ
X901
10.25MHz
ANT1 ADJ
LOCL
23 LOCH
AMDET
MPXREF 41kHz
AM 2ND IF
450kHz
19
CREQ
11
DGND
1
STIND
L ch
5
R ch
924
NC FMLOCL
20177
NC NC WC
26 RFGND

9
DEH-M6156ZH,M6356ZH
5678
5678
D
C
B
A
B
4
19 ldet
52 fM/AM
47
12
1
tmute
bsens
asens
nl@
VDD
BU
NL1
75
74
SD
SL
SDBW
PCE1
pck
pllce@
pdo
ASENBO
19
FL
20
RL
72
MUTE
IL+B
SWVDD
BL+B
IL+B
SW5V
BL+B
7
9
19
17
FL—
FL+
RL—
RL+
ACC
43
95
46
97
IN1-L
2
IN4+L
5
IN4-L
6
IN3-L
4
IN2-L
3
44
38
37
58
35
69
30 29 22
FLIN
11
RLIN
15
22 4
SYSTEM µ-COM
RESET
POWER AMP
IC 601(1/2)
PD5370B
OM
IC 201
SN761029DL
IC 602
S-80735ANDZI
IC 901
TDA7384
reset
VDD
Q804
Q602
SYSPW
BU
PDO
IPDI
IPDO IPDI IPPW
ELECTRONIC VOLUME/
SOURCE SELECTOR
swvdd
BU
VDD
STBYMUTE
IC 901
LC75883EHS
LCD DRIVER
KEY MATRIX
LCD
16
1
13
1
16
4
KEY DATA
LCD DATA
VCC
70
CN602 CN901
Q859
Q860
Q609
KEYBOARD UNIT
2
ACC
Q603
VST,VCK,VDT
TUN L
BUS+L
BUS—L
CD L
Q901
IC 301
BA4560F
IC 302
BA4560F
3
21
7
5
EE2
28
ANTLED
VDD 98
Q610
Q607 Q608
VDD 116 ANTI IND.
DISC IND.
Q611
VDD
1/2VCC BU
Q801 Q802
Q803
71
syspw
IC 902
PML001A
BU 41
ANTB
5
ANTENNA
POWER
ANTPW 65
VCC
BU
ACC
ACC
ANTB
RL+
FL+
ILM
RL-
FL-
MUTE
BACK LIGHT
CN902

10
DEH-M6156ZH,M6356ZH
1234
1234
D
C
B
A
CD MECHANISM MODULE
FM:-26.0dBs
AM:-29.0dBs
+4.4dBs
C
BKEYBOARD UNIT
LCD DRIVER
E-VOL,
SOURCE SELECTOR
ATUNER AMP UNIT
9V
5V
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
B

11
DEH-M6156ZH,M6356ZH
5678
5678
D
C
B
A
FM:-5.0dBs
AM:-8.0dBs
CD :+9.4dBs
FM:-6.0dBs
AM:-9.0dBs
CD :+8.4dBs
SYSTEM CONTROLLER
ILL BACK LIGHT
GA-NET
FM:+20dBs
AM:+17dBs
CD :+34.4dBs
5V
8.5V
REGULATOR
REGULATOR
BACKUP SENSE
ACC SENSE
POWER AMP
9V
13.2V
5V
A-b
A

12
DEH-M6156ZH,M6356ZH
1234
1234
D
C
B
A
CD MECHANISM MODULE
FM:-26.0dBs AM:-29.0dBs
FM:-5.0dBs AM:-8.0dBs CD :+9.4dBs
C
E-VOL, SOURCE SELECTOR
ATUNER AMP UNIT
9V
5V
A-a
A-a A-b
1
2
3
4

13
DEH-M6156ZH,M6356ZH
5678
5678
D
C
B
A
+4.4dBs
BKEYBOARD UNIT
SYST
LCD DRIVER
9V
A-a
A-a A-b
B
5
6

14
DEH-M6156ZH,M6356ZH
1234
1234
D
C
B
A
5.0dBs
-8.0dBs
+9.4dBs
FM:-6.0dBs AM:-9.0dBs CD :+8.4dBs
5V
8.5V
REGULATOR
REGULATOR
POWER AMP
5V
A-a A-b
A-b
1
2
3
4

15
DEH-M6156ZH,M6356ZH
5678
5678
D
C
B
A
SYSTEM CONTROLLER
ILL BACK LIGHT
GA-NET
FM:+20dBs AM:+17dBs CD :+34.4dBs
5V
BACKUP SENSE
ACC SENSE
9V
13.2V
A-b
A-a A-b
5
6

16
DEH-M6156ZH,M6356ZH
1234
1234
D
C
B
A
3.3 CD MECHANISM MODULE
D
C
16
BA05SFP
(SERVICE)(P8)
PICKUP UNIT
PHOTO UNIT(S8)
CL203IRXTU CL203IRXTU
CONTROL UNIT
SPINDLE MOTOR
Q2 CPT230SX-TUQ1 CPT230SX-TU
M3 CXB2562
CARRIAGE MOTOR
M1 CXB2190
M2 CXB2195
LOADING MOTOR
RF-AMP, SE
5V REGULATOR
CD DRIVER
CN101
CN802
CN801
D
C

17
DEH-M6156ZH,M6356ZH
5678
5678
D
C
B
A
C
MP, SERVO, DSP, DAC, LPF
SWITCHES:
CONTROL UNIT
S801 : HOME SWITCH.....ON-OFF
S802 : CLAMP SWITCH....ON-OFF
The underlined indicates the switch position.
CN701
16.934MHz
A
CN601

18
DEH-M6156ZH,M6356ZH
1RFI 0.5V/div. 0.5µs/div.
Normal mode: play
1CH1: RFI 1V/div.
2CH2: MIRR 5V/div.
Test mode: Tracking open
0.5ms/div. 1CH1: RFI 1V/div.
2CH2: MIRR 5V/div.
Normal mode: The defect part
passes 800µm
0.5ms/div.
3CH1: FD 0.5V/div.
4CH2: FO+ 2V/div.
Test mode: No disc, Focus close
0.2s/div. 3CH1: FD 0.5V/div.
5CH2: FOK 2V/div.
Normal mode: Focus close
0.2s/div. 6CH1: FE 0.5V/div.
7CH2: XSI 2V/div.
Normal mode: Focus close
1ms/div.
REFO →
8CH1: TE 0.5V/div.
9CH2: TD 0.5V/div.
Test mode: 32 tracks jump (FWD)
0.5ms/div. 8CH1: TE 0.5V/div.
9CH2: TD 0.5V/div.
Test mode: Single jump (FWD)
0.5ms/div. 8CH1: TE 0.5V/div.
9CH2: TD 0.5V/div.
Test mode: 100 tracks jump (FWD)
5ms/div.
6CH1: FE 0.1V/div.
3CH2: FD 0.2V/div.
Normal mode: Play
20ms/div. 3CH1: FD 0.5V/div.
0CH2: MD 1V/div.
Normal mode: Focus close (12cm)
0.5s/div. 3CH1: FD 0.5V/div.
0CH2: MD 1V/div.
Normal mode: Focus close (8cm)
0.5s/div.
REFO →
REFO →
REFO →
REFO →
REFO →
REFO →
GND →
REFO →
REFO →
REFO →
REFO →
REFO →
REFO →
REFO →
REFO →
REFO →
REFO →
REFO →
REFO →
-Waveforms
Note:1. The encircled numbers denote measuring pointes in the circuit diagram.
2. Reference voltage
REFO:2.5V
REFO →
REFO →
REFO →
REFO →

19
DEH-M6156ZH,M6356ZH
8CH1: TE 0.2V/div.
9CH2: TD 0.2V/div.
Normal mode: play
8CH1: TE 0.5V/div.
!CH2: SD 0.5V/div.
TEST mode: 100 Tracks jump(FWD)
5ms/div. 0MD 0.5V/div. 0.1s/div.
Normal mode: Play (12cm)
0MD 1V/div. 10ms/div.
Normal mode:
Long Search (12cm)
@EFM 1V/div. 5µs/div.
Normal mode: play
8CH1: TE 1V/div.
#CH2: TEC 1V/div.
Test mode: Focus close
Tracking open
2ms/div.
8CH1: TE 0.5V/div.
6CH2: FE 0.5V/div.
Normal mode:
AGC after focus close
0.2s/div. $PLCK 2V/div. 0.5µs/div.
Normal mode: play
20ms/div.
%SCKO 2V/div. 1µs/div.
Normal mode: play
^Dout 2V/div. 10µs/div.
Normal mode: play
&LRCK 2V/div. 20µs/div.
Normal mode: play
*VD 5V/div. 50ms/div.
Normal mode: No disc
GND →
REFO →
REFO →
GND →
REFO →
REFO →
REFO →
REFO →REFO →
REFO →
REFO →
REFO →
REFO →
GND →
REFO →
GND →
REFO →
GND →
REFO →
GND →
REFO →

20
DEH-M6156ZH,M6356ZH
(CH1: R OUT 1V/div.
)CH2: L OUT 1V/div.
Normal mode: Play (1kHz 0dB)
6CH1: FE 0.2V/div.
3CH2: FD 0.5V/div.
Normal mode: During AGC
1ms/div. 8CH1: TE 0.2V/div.
9CH2: TD 0.5V/div.
Normal mode: During AGC
1CH1: RFI 1V/div.
⁄CH2: HOLD 5V/div.
Normal mode: The defect part passes
800µm(B.D)
0.2ms/div. 1ms/div.
0.5ms/div. 3CH1: FD 0.5V/div.
⁄CH2: HOLD 5V/div.
Normal mode: The defect part passes
800µm(B.D)
0.5ms/div. 9CH1: TD 0.1V/div.
⁄CH2: HOLD 5V/div.
Normal mode: The defect part passes
800µm(B.D)
0.5ms/div.
REFO →
REFO →
REFO →
REFO →
REFO →
REFO →
REFO →
REFO →REFO →
REFO →
REFO →
REFO →