Pioneer DEH-P920R 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-ZZD. FEB. 2000 Printed in Japan
ORDER NO.
CRT2486
MULTI-CD/DAB CONTROL DSP HIGH POWER CD PLAYER WITH RDS TUNER
DEH-P920R UC
Service
Manual
-This service manual should be used together with the following manual(s):
Model No. Order No. Mech. Module Remarks
CX-916 CRT2300 S8 CD Mech. Module:Circuit Description, Mech.Description, Disassembly
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST.......................3
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...14
4. PCB CONNECTION DIAGRAM ................................46
5. ELECTRICAL PARTS LIST ........................................58
6. ADJUSTMENT..........................................................74
7. GENERAL INFORMATION .......................................78
7.1 DIAGNOSIS ........................................................78
7.1.1 TEST MODE..............................................78
7.1.2 DISASSEMBLY .........................................82
7.2 IC ........................................................................87
8. OPERATIONS AND SPECIFICATIONS...................101
MULTI-CD/MD/DAB CONTROL HIGH POWER CD PLAYER WITH RDS TUNER
DEH-P9200R UC
DEH-P9250 ES
MULTI-CD CONTROL DSP HIGH POWER CD PLAYER WITH FM/AM TUNER
DEH-P920R/UC

2
DEH-P920R,P9200R,P9250
-CD Player Service Precautions
1. For pickup unit(CXX1285) handling, please refer
to"Disassembly"(see page 82).
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 76).
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

DEH-P920R,P9200R,P9250
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
8
1
22
26
21
27
25
24
28
13
18 19 7
15 101112
14
9
16
17
23
20
6
5
2
3
4
3

4
DEH-P920R,P9200R,P9250
-Owner's Manual, Installation Manual
Model Part No. Language
DEH-P920R/UC CRD3211 English, French
CRD3112 English, French
DEH-P9200R/UC CRD3220 English, French
CRD3221 English, French
DEH-P9250/ES CRD3213 English, Spanish
CRD3214 Portuguese(B), Arabic
CRD3115 English, Spanish, Portuguese(B), Arabic
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.
-PACKING SECTION PARTS LIST
Part No.
Mark No. Description DEH-P920R/UC DEH-P9200R/UC DEH-P9250/ES
1 Cord Assy CDE6336 CDE6336 CDE6336
2 Base Assy CEA2426 CEA2426 CEA2426
* 3 Base CNS5031 CNS5031 CNS5031
* 4 Sheet CZA3371 CZA3371 CZA3371
5 Polyethylene Bag CZE3188 CZE3188 CZE3188
6 Microphone Assy CPM1022 Not used CPM1022
7 Spring CBH-865 CBH-865 CBH-865
8 Case Assy CXB3520 CXB3520 CXB3520
9 Screw BMZ50P060FMC BMZ50P060FMC BMZ50P060FMC
10 Screw CBA-102 CBA-102 Not used
11 Screw CBA1002 CBA1002 CBA1002
12 Screw CBA1120 CBA1120 CBA1120
* 13 Polyethylene Bag CEG-127 CEG-127 CEG-127
14 Screw CMZ50P060FMC CMZ50P060FMC CMZ50P060FMC
15 Nut NF50FMC NF50FMC Not used
* 16 Polyethylene Bag CEG-158 CEG-158 CEG-158
17 Handle CNC5395 CNC5395 CNC5395
18 Strap CNC5402 CNC5402 Not used
19 Bush CNV1917 CNV1917 CNV1917
20-1 Polyethylene Bag CEG1116 CEG1116 CEG1116
20-2 Owner’s Manual CRD3211 CRD3220 CRD3213
20-3 Owner’s Manual Not used Not used CRD3214
20-4 Installation Manual CRD3212 CRD3221 CRD3215
* 20-5 Caution Card CRP1207 CRP1207 CRP1207
* 20-6 Warranty Card CRY1070 Not used Not used
* 20-7 Label CRW1343 CRW1343 Not used
* 20-8 Card Not used ARY1048 Not used
21 Polyethylene Bag CEG1185 CEG1185 * CEG1088(Cover)
22 Air Cushioned Bag CEG1192 Not used CEG1192
23 Battery CEX1006 CEX1006 CEX1006
24 Carton CHG4039 CHG4040 CHG4038
25 Contain Box CHL4039 CHL4040 CHL4038
26 Protector CHP2032 CHP2032 CHP2032
27 Protector CHP2033 CHP2033 CHP2033
28 Remote Control Assy CXB3875 CXB3875 CXB3875

5
DEH-P920R,P9200R,P9250
2.2 EXTERIOR(DEH-P920R/UC, DEH-P9250/ES)

6
DEH-P920R,P9200R,P9250
1 Screw BSZ26P060FMC
2 Screw BSZ30P050FMC
3 Cord CDE5536
4 Cord Assy CDE5840
5 Cord Assy CDE5842
6 Cord Assy See Contrast table(2)
7 Connector CDE5846
8 Cord Assy CDE6336
* 9 PCB CNP5508
10 IC(IC301) PAL005A
11 Fuse(10A) CEK1136
12 Cap CNS1472
13 Resistor RS1/2PMF102J
14 Antenna Cable CDH1256
15 Case CNB2426
16 Earth Plate See Contrast table(2)
17 Holder CNC8170
18 Holder CNC8659
19 Cushion CNM6065
20 Cushion CNM6387
21 Spacer See Contrast table(2)
22 Insulator CNM6897
23 Insulator CNM6898
24 Panel See Contrast table(2)
25 •••••
26 Cap CNV2680
27 Holder CNV6396
28 Screw BSZ30P050FMC
29 Screw BSZ30P200FMC
30 Screw(M2x2.5) CBA1447
31 Insulator CNM6135
32 Cover CNM6489
33 Tuner Amp Unit See Contrast table(2)
34 Screw BMZ26P160FMC
35 Clamper CEF1004
36 Clamper CEF1008
37 Clamper CEF1009
38 Plug(CN901) CKM1278
39 Plug(CN141) CKS-766
40 Plug(CN251) CKS-783
41 Plug(CN131) CKS-784
42 Plug(CN851) CKS-786
* 43 Plug(CN101) CKS1058
44 Connector(CN801) CKS1532
45 Connector(CN991) CKS1960
46 Connector(CN681) CKS3597
47 Connector(CN351) CKS3606
48 Connector(CN252) CKS3781
49 Mini Pin Jack(CN451) CKX1046
50 Holder See Contrast table(2)
51 Holder CNC8168
52 Holder CNC8169
53 Insulator See Contrast table(2)
54 Heat Sink CNR1535
55 FM/AM Tuner Unit CWE1501
56 Holder CNC7532
57 DSP Unit CWX2323
58 Connector(CN3001) CKS3782
59 Case CNC8166
60 Case CNC8167
61 Insulator CNM6130
62 Chassis Unit CXB3556
63 Panel Assy CXB5801
64 Screw BMZ20P030FMC
65 Screw BPZ20P060FMC
66 Screw(M2x7) CBA1060
67 Screw(M2x3) CBA1061
68 Screw(M2x3) CBA1082
69 Screw(M2x3) CBA1154
70 Screw(M2x1.5) CBA1430
71 Screw(M1.4x4) CBA1454
72 Spring CBH2130
73 Cord CDE5856
74 Cord CDE5960
75 Mini Jack(CN4602) CKN1015
76 Connector CKS3997
77 Roller CLA3583
78 Frame CNC8201
79 Spacer CNM6155
80 Spacer CNM6156
81 Spacer CNM6419
82 PCB CNP5341
83 PCB CNP5355
84 PCB CNP5941
85 Panel CNS5232
* 86 Lighting Conductor CNV5391
87 Lighting Conductor CNV5605
88 Cover CNV5610
89 Guide CNV5672
90 Guide CNV5696
(1) EXTERIOR SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.

DEH-P920R,P9200R,P9250
7
91 Rack CNV5697
92 Gear CNV5698
93 Gear CNV5761
94 Torque Limiter Unit CNV5762
95 Holder CNV5763
96 Switch(S951) CSN1012
97 Switch(S952) CSN1022
98 Arm Unit CXB3574
99 Frame Unit CXB3575
100 Holder Unit CXB3576
101 Bracket Unit CXB3577
102 Arm Unit CXB3866
103 Motor(M951) CXM1085
104 Washer 2-1816-0035-D2-00
105 Washer 2-1821-0045-D2-00
106 ASL Unit CWX2322
107 Screw BSZ30P050FMC
108 Cord Assy CDE5845
109 Plug(CN4501) CKS-784
110 Case CNB2299
111 Case CNB2300
112 Remote Control Assy CXB3875
113 Battery Cover CNS5032
114 Detach Grille Assy See Contrast table(2)
115 Screw BPZ20P080FZK
116 Button(DISP) CAC6511
117 Button(OPEN) CAC6512
118 Button(RESET) CAC6513
119 Button(BAND) CAC6515
120 Knob(EQ) CAC6732
121 Button(1-6) See Contrast table(2)
122 Button(SOURCE) See Contrast table(2)
123 Spring CBH2415
124 Cushion CNM6767
125 Lighting Conductor CNV6214
126 Lighting Conductor CNV6215
127 Keyboard Unit CWM7064
128 Connector(CN1902) CKS3995
129 Connector(CN1901) CKS3996
130 Insulator CNM6775
131 OEL Module MXK8002
132 Grille Unit See Contrast table(2)
133 Cover Unit See Contrast table(2)
134 CD Mechanism Module(S8) CXK5252
135 •••••
136 Holder See Contrast table(2)
137 Cushion See Contrast table(2)
138 Cord Assy See Contrast table(2)
Mark No. Description Part No. Mark No. Description Part No.
(2) CONTRAST TABLE
DEH-P920R/UC and DEH-P9250/ES are constructed same except for the following:
Part No.
Mark No. Description DEH-P920R/UC DEH-P9250/ES
6 Cord Assy CDE5843 Not used
16 Earth Plate CNC7358 Not used
21 Spacer CNM6482 Not used
24 Panel CNS5256 CNS5548
33 Tuner Amp Unit CWM6214 CWM6126
50 Holder CNC7533 Not used
53 Insulator CNM5967 Not used
114 Detach Grille Assy CXB5456 CXB5457
121 Button(1-6) CAC6722 CAC6723
122 Button(SOURCE) CAC6719 CAC6718
132 Grille Unit CXB5330 CXB5331
133 Cover Unit CXB5339 CXB5340
136 Holder Not used CNC6469
137 Cushion Not used CNM4870
138 Cord Assy Not used CDE5844

8
DEH-P920R,P9200R,P9250
2.3 EXTERIOR(DEH-P9200R/UC)

9
DEH-P920R,P9200R,P9250
1 Screw BSZ26P060FMC
2 Screw BSZ30P050FMC
3 •••••
4 Cord Assy CDE5840
5 Cord Assy CDE5842
6 •••••
7 Connector CDE5846
8 Cord Assy CDE6336
* 9 PCB CNP5508
10 IC(IC301) PAL005A
11 Fuse(10A) CEK1136
12 Cap CNS1472
13 Resistor RS1/2PMF102J
14 Antenna Cable CDH1256
15 Case CNB2426
16 Earth Plate CNC7358
17 Holder CNC8170
18 Holder CNC8659
19 Cushion CNM6065
20 Cushion CNM6132
21 Spacer CNM6482
22 Insulator CNM6897
23 •••••
24 Panel CNS5256
25 •••••
26 Cap CNV2680
27 Holder CNV6396
28 Screw BSZ30P050FMC
29 Screw BSZ30P200FMC
30 Screw(M2x2.5) CBA1447
31 Insulator CNM6135
32 Cover CNM6489
33 Tuner Amp Unit CWM6222
34 Screw BMZ26P160FMC
35 Clamper CEF1004
36 •••••
37 Clamper CEF1009
38 Plug(CN901) CKM1278
39 •••••
40 •••••
41 •••••
42 Plug(CN851) CKS-786
* 43 Plug(CN101) CKS1058
44 Connector(CN801) CKS1532
45 Connector(CN991) CKS1960
46 •••••
47 Connector(CN351) CKS3606
48 •••••
49 Mini Pin Jack(CN451) CKX1046
50 Holder CNC7533
51 Holder CNC8168
52 Holder CNC8169
53 Insulator CNM5967
54 Heat Sink CNR1535
55 FM/AM Tuner Unit CWE1501
56 Holder CNC7532
57 •••••
58 •••••
59 •••••
60 •••••
61 •••••
62 Chassis Unit CXB3556
63 Panel Assy CXB3580
64 Screw BMZ20P030FMC
65 Screw BPZ20P060FMC
66 Screw(M2x7) CBA1060
67 Screw(M2x3) CBA1061
68 Screw(M2x3) CBA1082
69 Screw(M2x3) CBA1154
70 Screw(M2x1.5) CBA1430
71 Screw(M1.4x4) CBA1454
72 Spring CBH2130
73 •••••
74 Cord CDE5960
75 •••••
76 Connector CKS3997
77 Roller CLA3583
78 Frame CNC8201
79 Spacer CNM6155
80 Spacer CNM6156
81 Spacer CNM6419
82 •••••
83 PCB CNP5355
84 PCB CNP5321
85 Panel CNS5247
* 86 Lighting Conductor CNV5391
87 Lighting Conductor CNV5605
88 Cover CNV5610
89 Guide CNV5672
90 Guide CNV5696
-EXTERIOR SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.

10
DEH-P920R,P9200R,P9250
91 Rack CNV5697
92 Gear CNV5698
93 Gear CNV5761
94 Torque Limiter Unit CNV5762
95 Holder CNV5763
96 Switch(S951) CSN1012
97 Switch(S952) CSN1022
98 Arm Unit CXB3574
99 Frame Unit CXB3575
100 Holder Unit CXB3576
101 Bracket Unit CXB3577
102 Arm Unit CXB3866
103 Motor(M951) CXM1085
104 Washer 2-1816-0035-D2-00
105 Washer 2-1821-0045-D2-00
106 •••••
107 •••••
108 •••••
109 •••••
110 •••••
111 •••••
112 Remote Control Assy CXB3875
113 Battery Cover CNS5032
114 Detach Grille Assy CXB5459
115 Screw BPZ20P080FZK
116 Button(DISP) CAC6511
117 Button(OPEN) CAC6512
118 Button(RESET) CAC6513
119 Button(BAND) CAC6515
120 Knob(EQ) CAC6732
121 Button(1-6) CAC6722
122 Button(SOURCE) CAC6719
123 Spring CBH2415
124 Cushion CNM6767
125 Lighting Conductor CNV6214
126 Lighting Conductor CNV6215
127 Keyboard Unit CWM7064
128 Connector(CN1902) CKS3995
129 Connector(CN1901) CKS3996
130 Insulator CNM6775
131 OEL Module MXK8002
132 Grille Unit CXB5333
133 Cover Unit CXB5339
134 CD Mechanism Module(S8) CXK5251
Mark No. Description Part No.

11
DEH-P920R,P9200R,P9250

12
DEH-P920R,P9200R,P9250
2.4 CD MECHANISM MODULE

13
DEH-P920R,P9200R,P9250
Mark No. Description Part No. Mark No. Description Part No.
1 Control Unit See Contrast table(2)
2 Connector(CN802) CKS2192
3 Connector(CN801) CKS2193
4 Connector(CN701) CKS2771
5 Connector(CN101) CKS3486
6 Screw BMZ20P030FZK
7 Screw BSZ20P040FZK
8 Screw(M2×3) CBA1077
9 Screw(M2×6) CBA1489
10 Screw CBA1243
11 Screw(M2×4) CBA1362
12 Washer CBF1037
13 Washer CBF1038
14 Washer CBF1060
* 15 Washer CBF1075
16 Spring CBH2079
17 Spring CBH2117
18 Spring CBH2278
19 Spring CBH2110
20 Spring CBH2282
21 Spring CBH2114
22 Spring CBH2115
23 Spring CBH2080
24 Spring CBH2118
25 Spring CBH2161
26 Spring CBH2163
27 Spring CBH2189
28 Spring CBH2249
29 Spring CBH2260
30 Spring CBH2262
31 Spring CBL1367
32 Spring CBL1369
33 Connector CDE5531
34 Connector CDE5532
35 Shaft CLA3304
36 Screw(M2.6×6) CBA1458
37 Frame CNC7544
38 Frame CNC7545
39 Lever CNC7546
40 Arm CNC7739
41 Bracket CNC7798
42 Plate CNC8090
43 Spacer CNM3315
44 Sheet CNM6170
45 Cushion CNM6204
46 Sheet CNM6215
47 Ball CNR1189
48 Belt CNT1086
49 Roller CNV4509
50 Arm CNV5246
51 Arm CNV5247
52 Arm CNV5248
53 Arm CNV5249
54 Guide CNV5254
55 Guide CNV5255
56 Gear CNV5257
57 Gear CNV5256
58 Guide CNV6176
59 Damper CNV5266
60 Arm CNV5359
61 Arm CNV5360
62 Arm CNV6211
63 Guide CNV5509
64 Guide CNV5510
65 Holder CNV5578
66 Guide CNV5751
67 Clamper CNV5758
68 Gear CNV5813
69 Motor Unit(M1) CXB2190
70 Screw Unit CXB2191
71 Chassis Unit CXB2192
72 Gear Unit CXB2193
73 Arm Unit CXB2194
74 Motor Unit(M2) CXB2195
75 Lever Unit CXB2553
76 Arm Unit CXB2554
77 Motor Unit(M3) CXB2562
78 Arm Unit CXB2795
79 Bracket Unit CXB4071
80 Screw JFZ20P025FMC
81 Screw JGZ17P025FZK
82 Washer YE15FUC
83 Pickup Unit(Service)(P8) CXX1285
84 Screw IMS26P030FMC
* 85 PCB CNX2982
86 Photo-transistor(Q1, 2) CPT230SX-TU
87 Connector(CN702) See Contrast table(2)
(1) CD MECHANISM MODULE SECTION PARTS LIST
(2) CONTRAST TABLE
DEH-P920R/UC, DEH-P9200R/UC and DEH-P9250/ES are constructed same except for the following:
Part No.
DEH-P920R/UC
Mark No. Description DEH-P9250/ES DEH-P9200R/UC
2 Control Unit CWX2359 CWX2358
87 Connector(CN702) CKS2191 Not used

ANT1 TV ANT2 TV RF TV
IC 3
BR9010FV
AM 2ND IF 450kHz
M
M
M
M
IC 681
TPD1018F
DFS ALARM
IC 45
NJM2
LD MD
HOLOGRAM
UNIT
FOCUS ACT
TRACKING ACT
LD+
MD
FO+
TO+
14
5
4
3
PICKUP UNIT(SERVICE)
SPINDLE
MOTOR
CARRIAGE
MOTOR
LOADING
MOTOR
1
2
3
4
3
1
2
SELECT
SENSE
DISC SENSE
IPHOTO UNIT
CN801
CN802
D803 D802 D801
VD
S802
CLAMP
58
57
55
1
2
60
10
1
28
21 9
47
31
48
CDLOAD
CDEJET
CONT
EJTSNS
DSCSNS
CLAMP
reset
AVREF
ADENA
CD5VON
VDCONT
IC 901
PE5011C
VDD
V+5 IC 701
BA05SFP IN
+5V REGULATOR
24
1
VDD
VD
Q998
Q991
B
VDD
B.U
B.U
Q851
Q852
Q853
FLAP MOTOR
CONTROL
IC 851
BA6288FS
45
FIN
FIN
OUT1
OUT2
63
14 11
FLPOPN
FLPCLS
5
4
3
3
2
1
3
2
1
2
1
CN851
CN131
CN681
Q132
Q131
VDD
DALMON
DALMON
MICSEN
Q684
Q685
FCLSSW
MOTS1
DRLC1
ST1
STARTER CUT-OFF
DOOR LOCK
ALARM SENSOR
FOPNSW
BLUE
RED
WHITE
S951
CLOSE
S952
OPEN
GMIC JACK PCB
FSWITCH
PCB
AUTOMATIC
FLAP MOTOR
ANT
GND2
CN451
1
2
ATUNER AMP UNIT
BFM/AM TUNER UNIT
27
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
COMP
34 33 41 44 11
69
70
54
65
71
75746157554533
35
22
2225 10 14 12 15 16 8 13 2
CF202
VCC
LOCL
VDD
Q401
SYS+B TUN5V B.U
DI/DO CE2 CK CE1 SDBL SL FMSD
PCE2
CK
CE1 SD2
SL
SD
PDIO
EEPROM
5
6
4
3
IC 2 PM4008A
FM MPX
POWER ON MUTE
IC 401
S-81250SGUP
CN101
IP-BUS
CONNECTOR
85
1
7
11
B.U
ASENBO
TX
RX
IPPW
1
8
2
5
6
IP-BUS DRIVER
IC 101
CA008AM
BUS2
BUS1
BUS+L
BUS–L
Q101
Q102
RDS
DECODER
IC 501
PM4009A
20
11 12
24
X501
Q501
VDD
DEH-P920R/UC
fm/AM 81 FM/AM
SD
SL
SD_BW
TUNPCE
TUNPCK
TUNPCE2
PDIO
LOCL
ASENBO
TX
RX
IPPW
IN3_L
IN4+_L
IN4–_L
VREF
IN2_R
IN1_R
PEE
49
97
94
3
2
4
1
78
10
30
29
7
42
43
44
40
36
37
24
FLPPW
FLPPW 26
FLPOPN
34
FLPCLS
37
FOPNSW
38 FCLSSW
40
MICSENS
28
MOSENS
5
DLSENS
6
SOUT
STOUT
DLSENS
MOSENS
75
SYSTEM
CONTROLLER
IC 601(1/2)
PD5483C(DEH-P920R/UC)
PD5484C(DEH-P9250/ES)
EASL UNIT
MIC4501 Q4501 VR4501 ASL A
3
HCONTROL UNIT
Q101
CN101
CN702
FOP
TOP
21
A+C/F
B+D/E
98
14
15
11
LD
DATA
BCKI
LRCKI
DOUT
DATAO
BCKO
LRCKO
SCKO
LRCK
EMPH
PD
HOME
97
24
39
TD/FD
SD/MD
RF-AMP, DSP,
SERVO, DAC
IC 201
UPD63710GC
30
8
7
5
32
34
27
IC 601
PD0236AM
BIT LENGTH EXPANSION
CN701 CN991
CN251
2
1
17
15
16
18
14
11
12
2
1
10
6
8
7
5
9
11
12
21
22
13
LRCK
DOUT
SCKO
EMPH
CD5V
LRCK
DOUT
SCKO
SP601
ALARM
BUZZER
IC 301
BA5985FM
S801
HOME
12
16
17
11
14
13
10
9
SOP
TOP
FOP
SOM
COP
COM
LOP
LOM
FWD
REV
MUTE
ELECTRICAL V
SOURCE SELE
IC 203
PML004A
Q641
ASENS
BSENS
ISENS
TELIN
DRSYS
DRSENS
DRELAY
SYSPW
DALMON
MUTE
DSENS
KYDT
DPDT
RESET
OEL PW
ILMPW
SWVDD
FLPILM
A
25 24
Q901
SINGLE-CD
CONTROLLER
CD DRIVER
M951
20 3
BMUTE 59 BMUTE
DEH-P920R/UC
SYSTEM
CONTROLLER
IC 601(2/2)
PD5483C(DEH-P920R/UC)
PD5484C(DEH-P9250/ES)
14
DEH-P920R,P9200R,P9250
1234
1234
D
C
B
A
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM(DEH-P920R/UC, DEH-P9250/ES)

15
DEH-P920R,P9200R,P9250
5678
5678
D
C
B
A
IC 4501
NJM2068
IC 971
NJM7805FA
ADRESS
DATA
IC 1903
RS-140
REMOTE CONTROL
SENSOR
OPT IN
SWVDD
AVCC VDD REM
KYDT
DPDT
KEYAND
OEL MODULE
CONTROLLER
IC 1901
PD5471A
ILB
SWVDD
1
4
5
7
11
2
9
8
12
9
8
6
2
11
4
5
KEY MATRIX
IC 1902
PD8051A
SWVDD
DATA ROM 25
4
97 14
1
5
TEM
OLLER
(1/2)
H-P920R/UC)
H-P9250/ES)
501 ASL AMP ASL FILTER
IC 4502
NJM2068
3311
22
CN141
NOISE
4
3
2
35
8
30
45
9
12
6
8
11 36
98
37
23
28 27
78
35
3
2
35
8
30
DOUT CN252
CN252
CN3001
CN3001
SCKO
LRCK
NOISE
LIN–
EMPH
CD5V
IC 3203(1/2)
HD74HCT126FP
13
SDIN
AOUTL1
CLKO
BITCLK
LRCLK
AINL–
IC 3101
AK7714
DSP, DAC
X3101
VSTD/VDTD/VCKD LRCKK NOISE
58 74
8 10 12 9 40 41 42
59
EMPHIN
X3001
DSP CONTROLLER
IC 3001
PD5504A
DDSP UNIT
DSP5V PLL5V
DSPPW MUTERQ NGO
MCKOUT
reset
1 29 18 6 17 16
1 29 18 6 17 16
ZDFMUTERQRESET
AMP
IC 3301
NJM4580M
IC 3201
74HC393AF
3
181 1023
1
1
IC 3203(2/2)
HD74HCT126FP
12
5
12
5
FREQUENCY CONVERSION
IC 3202
TC9246F
REF CKO
CN3001 CN252
A
LOUT
DSPPW
B.U B.U
Q972 Q291
Q971
5V REG.
31
Q292 Q913 B.U
VDD
DALMON
Q911
B.U BACKUP BACKUP
GND
RL–
RL+
FL–
FL+
RL–
RL+
FL–
FL+
B.REM
B.REM
ILL
ACC
ILL
ACC
MUTE
DOOR SW
TEL1
ALARM
DOOR SW
1
2
9
11
10
12
4
3
5
8
7
6
ELECTRICAL VOLUME/
SOURCE SELECTOR
IC 203
PML004AF
ASENS 74
BSENS 73
ISENS 23
TELIN 11
DRSYS 87
DRSENS 86
DRELAY 76
SYSPW 22
DALMON DALMON
20
MUTE 27
DSENS 47
KYDT 36
DPDT 35
RESET 12
OEL PW 46
ILMPW 44
SWVDD 45
FLPILM 43
FL 10
PV IN_L 2
Setout_L 1
RL 11
PREL 9
DZF
MUTERQ
BMUTE
POWER AMP
IC 301
PAL005A
12
14
22 4 25
5
3
21
23
FL
MUTE STBY B.REM
RF
B.U
B.U
B.U
DRELAY
DRSENS
DRSYS
TELIN
bsens
asens
ILL
Q941
Q942
Q681
Q951
Q931
Q932
Q682 Q683
Q301 MUTE
Q302
Q982
711
16
14
18
9
SWL1 RLI FLI FLO
RLO
SWLO
IC 271
PA2028A
HIGH OUT
Q353
Q355
Q351
CN351 FRONT
L CH
REAR
L CH
SUB
WOOFER
L CH
7
6
3
2
11
10
CKEYBOARD UNIT
CN1901
CN801 DSENS
EW ONLY
ILB
CN1902
OEL MODULE
MXK8002
18 17 1-15
11 13
X1901
33
34
RST
S1925
Q261
Q922
Q923Q921
Q981
B.U
B.U
SYS+B
SYSPW
Q803
Q808
Q801
Q802
VDD
B.U
Q805
Q806
Q807
B.U
B.U
B.U
RESET
IC 961
S–80735ANDZI VDD
12
Q962
RESET
B
BMUTE
SYSPW
BUFFER
BUFFER
ALARM
TEM
OLLER
1(2/2)
H-P920R/UC)
H-P9250/ES)

16
DEH-P920R,P9200R,P9250
1234
1234
D
C
B
A
ANT1 TV ANT2 TV RF TV
IC 3
BR9010FV
AM 2ND IF 450kHz
M
M
M
M
LD MD
HOLOGRAM
UNIT
FOCUS ACT
TRACKING ACT
LD+
MD
FO+
TO+
14
5
4
3
PICKUP UNIT(SERVICE)
SPINDLE
MOTOR
CARRIAGE
MOTOR
LOADING
MOTOR
1
2
3
4
3
1
2
SELECT
SENSE
DISC SENSE
FPHOTO UNIT
CN801
CN802
D803 D802 D801
VD
S802
CLAMP
58
57
55
1
2
60
10
1
28
21 9
47
31
48
59
CDLOAD
CDEJET
CONT
EJTSNS
DSCSNS
CLAMP
reset
AVREF
ADENA
CD5VON
VDCONT
BMUTE
IC 901
PE5011C
VDD
V+5 IC 701
BA05SFP IN
+5V REGULATOR
24
1
VDD
VD
Q998
Q991
B
VDD
BMUTE
B.U
B.U
Q851
Q852
Q853
FLAP MOTOR
CONTROL
IC 851
BA6288FS
45
FIN
FIN
OUT1
OUT2
63
14 11
FLPOPN
FLPCLS
5
4
3
2
1
CN851
FCLSSW
FOPNSW
BLUE
RED
WHITE
S951
CLOSE
S952
OPEN
DSWITCH
PCB
AUTOMATIC
FLAP MOTOR
ANT
GND2
CN451
1
2
ATUNER AMP UNIT
BFM/AM TUNER UNIT
27
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
COMP
34 33 41 44 11
69
70
54
65
71
75746157554533
35
22
2225 10 14 12 15 16 8 13 2
CF202
VCC
LOCL
VDD
Q401
SYS+B TUN5V B.U
DI/DO CE2 CK CE1 SDBL SL FMSD
PCE2
CK
CE1 SD2
SL
SD
PDIO
EEPROM
5
6
4
3
IC 2 PM4008A
FM MPX
POWER ON MUTE
IC 401
S-81250SGUP
CN101
IP-BUS
CONNECTOR
85
1
7
11
B.U
ASENBO
TX
RX
IPPW
1
8
2
5
6
IP-BUS DRIVER
IC 101
CA008AM
BUS2
BUS1
BUS+L
BUS–L
Q101
Q102
RDS
DECODER
IC 501
PM4009A
20
11 12
24
X501
Q501
VDD
fm/AM 81 FM/AM
SD
SL
SD_BW
TUNPCE
TUNPCK
TUNPCE2
PDIO
LOCL
ASENBO
TX
RX
IPPW
IN3_L
IN4+_L
IN4–_L
IN2_L
VREF
IN1_R
PEE
49
97
94
3
2
4
1
78
10
30
29
7
42
43
44
41
40
37
24
FLPPW
FLPPW 26
FLPOPN
34
FLPCLS
37
FOPNSW
38 FCLSSW
40
SYSTEM
CONTROLLER
IC 601(1/2)
PD5487C
VST
VCK
VDT
ECONTROL UNIT
Q101
CN101
FOP
TOP
A+C/F
B+D/E
98 8
7
9
LD DATA
BICK
LRCK
DOUT AOUTL
SCKO
LRCK
PD
HOME
97
24
23
39
X201
TD/FD
SD/MD
RF-AMP, DSP,
SERVO, DAC
IC 201
UPD63710GC
30 18
32
34
IC 602
AK4321VF
DAC CN701 CN991
17
16
11
12
2
1
10
3
6
7
11
12
21
22
13
20
LOUT
AGND/SCKO
SP601
ALARM
BUZZER
IC 301
BA5985FM
S801
HOME
12
16
17
11
14
13
10
9
SOP
TOP
FOP
SOM
COP
COM
LOP
LOM
FWD
REV
MUTE
ELECTRICAL VO
SOURCE SELE
IC 203
PML004AF
Q641
SYSTEM
CONTROLLER
IC 601(2/2)
PD5487C
LEVEL L 9
ASENS 7
BSENS 7
ISENS 2
TELIN 1
DRSYS 8
DRSENS 8
DRELAY 7
SYSPW 2
MUTE 2
DSENS 4
KYDT 3
DPDT 3
RESET 1
OEL PW 4
ILMPW 4
SWVDD 4
FLPILM 4
25 24
Q901
SINGLE-CD
CONTROLLER
CD DRIVER
M951
3.2 BLOCK DIAGRAM(DEH-P9200R/UC)

17
DEH-P920R,P9200R,P9250
5678
5678
D
C
B
A
ADRESS
DATA
IC 1903
RS-140
REMOTE CONTROL
SENSOR
OPT IN
SWVDD
AVCC VDD REM
KYDT
DPDT
KEYAND
OEL MODULE
CONTROLLER
IC 1901
PD5471A
ILB
SWVDD
1
4
5
7
11
2
9
8
12
9
8
6
2
11
4
5
KEY MATRIX
IC 1902
PD8051A
SWVDD
DATA ROM 25
4
97 14
1
5
M
LLER
/2)
7C
VST
VCK
VDT
Q913 B.U
VDD Q911
B.U BACKUP BACKUP
GND
RL–
RL+
FL–
FL+
RL–
RL+
FL–
FL+
B.REM
B.REM
ILL
ACC
ILL
ACC
MUTE
DOOR SW
TEL1
ALARM
DOOR SW
1
2
9
11
10
12
4
3
5
8
7
6
LECTRICAL VOLUME/
OURCE SELECTOR
IC 203
PML004AF
M
LLER
2/2)
7C
LEVEL L 92 3
ASENS 74
BSENS 73
ISENS 23
TELIN 11
DRSYS 87
DRSENS 86
DRELAY 76
SYSPW 22
MUTE 27
DSENS 47
KYDT 36
DPDT 35
RESET 12
OEL PW 46
ILMPW 44
SWVDD 45
FLPILM 43
FL 10
RL 11
PREL 9
LEVEL DET.
IC 231
NJM2068MD
1
DZF
MUTERQ
BMUTE
POWER AMP
IC 301
PAL005A
12
14
22 4 25
5
3
21
23
FL
MUTE STBY B.REM
RL
B.U
B.U
B.U
DRELAY
DRSENS
DRSYS
TELIN
bsens
asens
ILL
Q941
Q942
Q681
Q951
Q931
Q932
Q682 Q683
Q301 MUTE
Q302
Q982
711
16
14
18
9
SWL1 RLI FLI FLO
RLO
SWLO
IC 271
PA2028A
HIGH OUT
Q353
Q355
Q351
CN351 FRONT
L CH
REAR
L CH
SUB
WOOFER
L CH
7
6
3
2
11
10
CKEYBOARD UNIT
CN1901
CN801 DSENS
ILB
CN1902
OEL MODULE
MXK8002
18 17 1-15
11 13
X1901
33
34
RST
S1925
Q261
Q922
Q923Q921
Q981
B.U
B.U
SYS+B
SYSPW
Q803
Q808
Q801
Q802
VDD
B.U
Q805
Q806
Q807
B.U
B.U
B.U
RESET
IC 961
S–80735ANDZI VDD
12
Q962
RESET
B
SYSPW
LEVEL L 92
ALARM

18
DEH-P920R,P9200R,P9250
1234
1234
D
C
B
A
3.3 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)(DEH-P920R/UC,P9250/ES)
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
CN701
CN4602
S951
CSN1012
S952
CSN1022
CLOSE
OPEN
M951
AUTOMATIC
FLAP MOTOR
CXM1085
/UC
C433 100P
DEH-P9250/ES
TUNER SIGNAL
IP-BUS SIGNAL
CD(DIGITAL) SIGNAL
CD,TUNER,IP-BUS SIGNAL
IP-BUS:+2.2dBs
FM(100%):-19.5dBs
AM(30%):-30dBs
IP-BUS:+2.2dBs
FM(100%):-20.5dBs
AM(30%):-31dBs
IP-BUS
AUTO-EQ
CD MECHANISM
TUNER
RDS DECODER
AUTOMATIC FLAP
IP-BUS
DRIVER
123
4
56
7
8
91011
HICD MECHANISM
MODULE
CK
FSWITCH PCB
G
MIC JACK
PCB
BFM/AM TUNER UNIT
DEH-P920R/UC
A-a
F G

CN1901
CN4501
R284 0R0
(DEH-P9250/ES)
(DEH-P920R/UC)
DEH-P9250/ES
DEH-P920R/UC
Bs
IP-BUS:+4.3dBs
FM(100%):-0.4dBs
AM(30%):-10.9dBs
CD:+2.43dBs
CD:+8.18dBs
CD:+34.18dBs
CD:+18.68dBs
PRE OUT
SYSTEM CONTROLLER
GRILLE
BUZZER
8V
REGULATOR
MUTE
VDD 5V
SENSE
TEL MUTE
AMP
RESET
PRE OUT
DSP
E-VOL
ASL
DFS ALARM
E
ASL UNIT ATUNER AMP UNIT
KEYBOARD UNIT
DCN3001
HCN702
10A
0.5A
CEK1136
GND
ILL
B REMOTE
ACC
ALARM
BACK UP
CELLULAR MUTE
RL-
FL-
RL+
FL+
RR-
FR-
RR+
FR+
DOOR SW
CEK1014
DOOR LOCK
ALARM SENSOR
STARTER CUT-OFF
1K(1/2W)
1K(1/2W)
DEH-P920R/UC
19
DEH-P920R,P9200R,P9250
5678
5678
D
C
B
A
A-b
A

20
DEH-P920R,P9200R,P9250
1234
1234
D
C
B
A
CN701 CN4501
CN4602
/UC
TUNER SIGNAL
IP-BUS SIGNAL
CD(DIGITAL) SIGNAL CD,TUNER,IP-BUS SIGNAL
IP-BUS:+2.2dBs
FM(100%):-19.5dBs AM(30%):-30dBs
IP-BUS:+2.2dBs FM(100%):-20.5dBs AM(30%):-31dBs CD:+
IP-BUS
AUTO-EQ
CD MECHANISM
E-VOL
ASL
IP-BUS DRIVER
123
4
56
7
8
91011
HICD MECHANISM
MODULE
E
ASL UNIT
G
MIC JACK
PCB
M TUNER UNIT
A-a
A-a A-b
G
1
2
3