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ORDER NO.
CRT3333
DEH-P770MP/XN/UC
MULTI-CD CONTROL HIGH POWER CD/MP3/WMA PLAYER WITH FM/AM TUNER
DEH-P770MP /XN/UC
DEH-P7700MP/XN/UC
DEH-P7750MP/XN/ES
This service manual should be used together with the following manual(s):
Model No. Order No. Mech.Module Remarks
CX-3158 CRT3394 S10.1AAC CD Mech. Module:Circuit Description, Mech. Description, Disassembly
For details, refer to "Important Check Points for Good Servicing".
PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS (USA) 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
PIONEER CORPORATION 2004
K-ZZU.DEC. 2004 Printed in Japan
1 2 3 4
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
A
A TUNER AMP UNIT
VDD
7 6 13 5 10 9 8 11 14 18 19 20 21
FM/AM TUNER UNIT
WC
CE2
ROM_VDD
SL
DI
CK
CE1
NC
DO
NC
NC
NC
NC
B
ANTENNA CN401
AM ANT IC4 IC3
1 5V 3.3V EEPROM
1
2 COMP 16
VCO LPF Rch
24 BUFFER
Q404
FM ANT
3 Lch
23
ATT TANK RF TANK
IC1 IC2
MIX/IF/PLL DET/NC/MPC/MPX/DIV ANT1
22
ATT RF LPF
IFT CF X-tal REG OSC
ASLIN
C
OSCGND
VDD_3.3
RFGND
DGND
VCC
2 12 15 4 17 20
TUNER 3.3V REGULATOR 15
TUNER 5V REGULATOR
TUN L 41
TUN 3.3V IC420 3 IC421 1
SYS 8.3V L+ 43
3 NJM2391DL1-33 1 NJM2391DL1-05
L- 44
CDL 42
BZ621
BUZZER VST,VCK,VDT
CN101
7 L+
D CD CORE UNIT(S10.1) 11
5
L-
IP-BUS DRIVER
22
LEVEL INDIC
1 BUS- PEE
28 92
8 5 1 TX LVLINL
IC 101 TX
6 HA12240FP 2 RX 27 85
RX MUTE
PICKUP UNIT BUS+
8
19
RX2
D (P9.9MP3)(SERVICE) CN651 IPPW 79
IPPW
V3R3D
CN101 CDL
14
LASER Q101
DIODE LD- 142 1
15 15 LD IC 201 B.UP
SYSPW
Q101 13
MD
UPD63763GJ XIN
143
5 5 PD CN901 X601
RF AMP, CD DECODER, 31 LOUT 80
XOUT
11 10.00MHz
AC,BD LOUT 10 ASENBO
HOLOGRAM MP3 AND WMA DECODER,
UNIT
E,F
DIGITAL SERVO/DATA PROCESSOR Q102 20
OELPW
FOP FOP
FOCUS ACT. 1 1
TOP TOP SYSTEM CONTROLLER
MONITOR TRACKING ACT. 4 4
DIODE
LD+ FD,TD SD,MD IC 601(2/2)
14 14 X701 BRST,BRXEN,BSRQ PEG070A B
12 BDATA,BSCK,CONT,
FOP
13 12 13 CDMUTE
TOP
X1 X2 FLPILM
M1
CD 40
SPINDLE M DRIVER MICRO S802 EJTIN
MOTOR 16 COMPUTER 42
SOP 22 53 39
15 LOEJ LOEJ DSENS
SOM
DETACH SENSE SW ILB CONT
SWVDD
18
CSENS
ILMPW
M2 LCOP 9 47 B.UP
DPDT
KYDT
ROT1
ROT0
M CONT CONT Q
LOADING/CARRIAGE 17 BRST,BRXEN,BSRQ
LCOM
E MOTOR
IC 301 IC 701 BDATA,BSCK Q822
Q650 91 34 33 38 35 36 41
BA5835FP PE5454A VD
VD
3 21 B.UP
4 20 VD
32
12EJ
31
8EJ
49
30 VDCONT Q8
DSCSNS
97 VDD
HOME
Q651
VDCONT VDCONT
19 5
Q8
S904 S905 S903 S901
12EJ 8EJ DSCSNS HOME 3V REGULATOR 19 VDD
3 2 VDD
3VDD IC 703 5
V3R3D
3 IC 203 1 VD2 S-812C33AUA-C2N
NJM2885DL1-33
VDD Q641
3.3V REGULATOR VD2 VD2
2 22 VD
F
Q642
DEH-P770MP/XN/UC
16
1 2 3 4
5 6 7 8
A
CN351
P7700MP,P7750MP
RESET RL RL RL
2 REAR L
1 2 Q351
IC602 VDD
S-80835CNUA-B8U
11 14 CN352
IN5 OUT5
10 PL 7 18 PL PL
IN1 OUT1 NON-FAD/SW L
RESET
Q353
HI-OUT
CE2 69 IC451
TUNPCE2 PA2028A
CE1 70 FL 9 16 FL FL
DO 98
TUNPCE1 IN3 OUT3 FRONT L
TUNPDI Q352
DI 99
TUNPDO P770MP
CK 100
TUNPCK VDD REGULATOR B
Q911
SL 95 SL VDD
Q912
SYSTEM CONTROLLER
IC 601(1/2)
67
PEG070A DALMON
BUFFER CN901
Q404
B.UP
BACKUP SENSE FUSE
73 B.UP
BSENS 1 1 B.UP
10A
Q931
72 ACC
ASENS 3 3 ACC
ACC SENSE
BATIND 88
81 ILM
ISENS 5 5 ILM
Q951 Q941
VDD
ILM SENSE TEL
8
8 8 TEL
TELIN
KEYAD
89 TELEPHONE MUTE
ASLIN 93
57
ASLIN
KEYD
2 C
EMUTE
ELECTRONIC VOLUME/
SOURCE SELECTOR MICROPHONE 2 2 GND
20 B.UP
MUTE 1
15
NOISEDET 13 MIC POWER AMP 6,20
TUN L 41 IN2L MICIN
12 23
L+ 43 FL- 10 10 FL-
IN4L+ IC201 PreOutL IC 301
21
L- 44 PML009A 10 14 PAL007A FL+ 12 12 FL+
IN4L- F OutL FLIN 3
11 12 RL- 9 9 RL-
R OutL RLIN 5
CDL 42 IN3L RL+ 11 11 RL+
SELOutL MUTE STBY B.REM
1 22 4 25
6 6 B.REM
VST,VCK,VDT
MUTE
Q982
LEVEL INDICATOR IC 131 B.UP
7 5
MUTE SYS 8.3V
92 Q301 REGULATOR
LINL
NJM4558MD 2 IC901 1
85 SYS 8.3V B.UP
UTE NJM2388F84
Q981 4
D
B.UP
P770MP,P7700MP
1 SYSPW CN161
SPW
13 B.UP Q851
XIN KEYAD 2
OEL+B WIRED
X601 Q852 3
KEYD REMOTE
11 10.00MHz
OUT 1
