Pioneer DEX-P1R User manual

MULTI-CD CONTROL DSP CD PLAYER WITH RDS/ID-LOGIC TUNER
DEX-P1R UC
Se r v i c e
M a nu a l
DEH-P946 ES
DEX-P1 ES
DEX-P1R/UC
PIONEER ELECTRONIC 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. 501 Orchard Road, #10-00, Lane Wheelock Place, Singapore 238880
C PIONEER ELECTRONIC CORPORATION 1998
ORDER NO.
CRT2206
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST.......................3
3. SCHEMATIC DIAGRAM ...........................................18
4. PCB CONNECTION DIAGRAM ................................56
5. ELECTRICAL PARTS LIST ........................................74
6. ADJUSTMENT..........................................................92
7. GENERAL INFORMATION .......................................98
7.1 PARTS .................................................................98
7.1.1 IC................................................................98
7.1.2 DISPLAY..................................................117
7.2 DIAGNOSIS ......................................................119
7.2.1 DISASSEMBLY .......................................119
7.2.2 TEST MODE............................................120
7.3 BLOCK DIAGRAM ............................................124
8. OPERATIONS AND SPECIFICATIONS...................126
-See the separate manual CX-680(CRT2216) for the CD mechanism description, disassembly and circuit
description.
-The CD mechanism employed in this model is one of H1 series.
K-FEA. JUNE 1998 Printed in Japan
MULTI-CD CONTROL DSP HIGH POWER CD PLAYER WITH FM/AM TUNER
MULTI-CD CONTROL DSP CD PLAYER WITH FM/AM TUNER

2
DEX-P1R,DEH-P946,DEX-P1
-CD Player Service Precautions
1. For pickup unit(CXX1290) handling, please refer
to"Disassembly"(CX-680 Service Manual CRT2216).
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 96).
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
Lead in solder used in this product is listed by the California Health and Welfare agency as a known reproductive toxi-
cant which may cause birth defects or other reproductive harm (California Health and Safety Code, Section 25249.5).
When servicing or handling circuit boards and other components which contain lead in solder, avoid unprotected skin
contact with the solder. Also, when soldering do not inhale any smoke or fumes produced.
1. SAFETY INFORMATION

27
33
26
15 16 7
13 91011
12
8
28
31
18
30
4
20
35
36
17
3
32 224
19
25
23
5
6
21 37
38
22
14
29
3
DEX-P1R,DEH-P946,DEX-P1
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
-DEX-P1R/UC, DEX-P1/ES

DEX-P1R,DEH-P946,DEX-P1
4
-Owner’s Manual
Model Part No. Language
DEX-P1R/UC CRB1514 English
DEX-P1/ES CRD2730 English, Spanish
CRD2731 Portuguese, Arabic
-Installation Manual
Model Part No. Language
DEX-P1R/UC CRB1515 English
DEX-P1/ES CRD2660 English, Spanish
CRD2661 Portuguese, Arabic
-PACKING SECTION PARTS LIST
(1) PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
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.
1 •••••
2 Screw BNC40P120FZK
3 Screw BPZ30P100FZK
4 Bracket CZN6467
5 Base Assy CEA2426
6 Polyethylene Bag CZE3188
7 Spring CBH-865
8 Screw BMZ50P060FMC
9 Screw See Contrast table(2)
10 Screw CBA1002
11 Screw CBA1120
12 Screw CMZ50P060FMC
13 Nut See Contrast table(2)
14 Handle CNC5395
15 Strap See Contrast table(2)
16 Bush CNV1917
17 Air Cushioned Bag CEG1080
* 18 Polyethylene Bag CEG-158
19 Polyethylene Bag See Contrast table(2)
20 Air Cushioned Bag CEG1192
21 Battery CEX1006
22 Carton See Contrast table(2)
23 Contain Box See Contrast table(2)
24 Protector CHP2032
25 Protector CHP2033
26 Microphone Assy CPM1022
27-1 Owner's Manual See Contrast table(2)
27-2 Owner's Manual See Contrast table(2)
27-3 Installation Manual See Contrast table(2)
27-4 Installation Manual See Contrast table(2)
* 27-5 Caution Card See Contrast table(2)
* 27-6 Card CRP1183
27-7 Polyethylene Bag CEG1116
* 27-8 Warranty Card See Contrast table(2)
* 27-9 Card See Contrast table(2)
* 27-10 Caution Card See Contrast table(2)
28 Case Assy CXA7194
29 Bracket Assy CEA2346
30 Remote Control Assy See Contrast table(2)
30-1 Polyethylene Bag CEG1011
31 Cord Assy CDE5655
32 Screw Assy CZE3198
* 33 Polyethylene Bag CEG-127
34 •••••
* 35 Polyethylene Bag CEG-127
* 36 Polyethylene Bag CZE3201
* 37 Base CNS5031
* 38 Sheet CZA3371

5
DEX-P1R,DEH-P946,DEX-P1
Part No.
Mark No. Symbol and Description DEX-P1R/UC DEX-P1/ES
9 Screw CBA-102 Not used
13 Nut NF50FMC Not used
15 Strap CNF-111 Not used
19 Polyethylene Bag CEG1185 *CEG1088
22 Carton CHG3501 CHG3503
23 Contain Box CHL3501 CHL3503
27-1 Owner's Manual CRB1514 CRD2730
27-2 Owner's Manual Not used CRD2731
27-3 Installation Manual CRB1515 CRD2660
27-4 Installation Manual Not used CRD2661
* 27-5 Caution Card CRN1049 Not used
* 27-8 Warranty Card CRY1070 Not used
* 27-9 Card Not used CRP1186
*27-10 Caution Card CRN1049 Not used
30 Remote Control Assy CXB2758 CXB2764
(2) CONTRAST TABLE
DEX-P1R/UC and DEX-P1/ES are constructed same except for the following:

6
DEX-P1R,DEH-P946,DEX-P1
16
36
13 7
910
11
8
25
29
24
27
4
17
15
3
30 2
21
31
22
20
19
12
28
33
32
6
18
23
5
34
35
-DEH-P946/ES

7
DEX-P1R,DEH-P946,DEX-P1
-PACKING SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
1 •••••
2 Screw BNC40P120FZK
3 Screw BPZ30P100FZK
4 Bracket CZN6467
5 Base Assy CEA2426
6 Polyethylene Bag CZE3188
7 Spring CBH-865
8 Screw BMZ50P060FMC
9 Screw CBA1002
10 Screw CBA1120
11 Screw CMZ50P060FMC
12 Handle CNC5395
13 Bush CNV1917
14 •••••
15 Air Cushioned Bag CEG1080
16-1 Polyethylene Bag CEG1116
16-2 Owner's Manual CRD2658
16-3 Owner's Manual CRD2659
16-4 Installation Manual CRD2660
16-5 Installation Manual CRD2661
* 16-6 Card CRP1183
* 16-7 Card CRP1186
17 Air Cushioned Bag CEG1192
18 Battery CEX1006
19 Carton CHG3500
20 Contain Box CHL3500
21 Protector CHP2032
22 Protector CHP2033
23 Microphone Assy CPM1022
* 24 Polyethylene Bag CEG-158
25 Case Assy CXA7194
26 •••••
27 Remote Control Assy CXB2655
27-1 Polyethylene Bag CEG1011
28 Bracket Assy CEA2346
29 Cord Assy CDE5656
30 Screw Assy CZE3198
* 31 Cover CEG1088
* 32 Polyethylene Bag CEG-127
* 33 Polyethylene Bag CZE3201
* 34 Base CNS5031
* 35 Sheet CZA3371
* 36 Polyethylene Bag CEG-127
-Owner’s Manual
Model Part No. Language
DEH-P946/ES CRD2658 English, Spanish
CRD2659 Portuguese, Arabic
-Installation Manual
Model Part No. Language
DEH-P946/ES CRD2660 English, Spanish
CRD2661 Portuguese, Arabic

DEX-P1R,DEH-P946,DEX-P1
A
A
1
17
126
2
2
2
156
2
129
120
147
121
116
15
25 25 25
49
19
12
14 14
12
10
61
66
70
64
63
71
67
111 96
96
87 87
79
79
122 16
117
79
92 114
78
115
100
155
90
5
7
108
107 91 106
136 81
82
135 81
28
137
80
137
102 8728
101 87
65
62 32 47
35 37
43
46 33
41
52
53
37
35
39
138
55
30
44
41
95
84
29
26
87
88
94
24 28
28 77
27 20 21 140
23
23
40 45
51
132131
31
130 27
133
27
3
1128894 99
105
86
86
105
103
85
89
154 154
109
104
84
99
110
87 83 97
98 83
113
93
56
146
48
34 57
18 18
22 22
118 119
127
8
6
143
69737576 747268
145
141
141
139
60
59
54
50 58
148 148
151
149
153
152
150
144
2.2 EXTERIOR (1)
-DEX-P1R/UC, DEX-P1/ES
8

9
DEX-P1R,DEH-P946,DEX-P1
1 Screw BMZ30P040FMC
2 Screw BSZ26P050FMC
3 Screw BSZ30P055FMC
4 Cord Assy CDE5785
5 Cord CDE5536
6 Cord Assy See Contrast table(2)
7 Connector CDE5543
8 Cord Assy CDE5545
9 Cord Assy CDE5655
10 Fuse CEK1001
11 •••••
12 Cap CNS1472
13 •••••
14 Resistor RS1/2PMF102J
15 Antenna Cable CDH1115
16 Spring CBH-865
17 Case CNB2279
18 Earth Terminal CNC7358
19 Holder CNC6798
20 Holder CNC7566
21 Holder CNC7753
22 Spacer CNM4913
23 Cushion CNM6062
24 Panel CNS4553
25 Cap CNV2680
26 Screw BMZ30P040FMC
27 Screw BSZ30P055FMC
28 Screw CBA1447
29 Insulator CNM5627
30 Tuner Amp Unit See Contrast table(2)
31 Screw BSZ30P055FMC
32 Clamper CEF1008
33 Clamper CEF1009
34 Plug(CN901) CKM1278
35 Plug(CN221,851) CKS-783
36 •••••
37 Plug(CN141,852) CKS-784
38 •••••
39 Plug(CN131) CKS-786
40 Plug(CN101) CKS1044
41 Plug(CN451,804) CKS1222
42 •••••
43 Plug(CN803) CKS1225
44 Connector(CN801) CKS1564
45 Connector(CN671) CKS2779
46 Connector(CN681) CKS3583
47 Connector(CN222) CKS3781
48 Holder CNC8011
49 •••••
50 Case CNC8014
51 Holder CNC8013
52 Holder CNC8021
53 Insulator CNM4684
54 Insulator CNM5626
55 Holder CNV1906
56 FM/AM Tuner Unit See Contrast table(2)
57 Holder See Contrast table(2)
58 DSP Unit CWX2213
59 Connector(CN3001) CKS3782
60 Case CNC8015
61 High Out Unit CWX2215
62 Cord Assy CDE5555
63 Plug(CN4153) CKS1045
* 64 Plug(CN4152) CKS1613
65 Plug(CN4051) CKS1614
66 Holder CNC8009
67 Holder CNC7556
68 Shield CNC8010
69 Insulator CNM4760
70 Insulator CNM5650
71 Insulator CNM5651
72 Shield CNC6224
73 Shield CNC6274
74 Insulator CNM4610
75 Insulator CNM4814
76 D/D Converter Unit CWM4538
77 Chassis Unit CXB2295
78 Screw BMZ20P030FMC
79 Screw BMZ20P030FZK
80 Screw BPZ20P060FMC
81 Screw CBA1060
82 Screw CBA1061
83 Screw CBA1082
84 Screw CBA1430
85 Screw CBA1415
86 Washer CBF1038
87 Washer CBF1039
88 Spring CBH2063
89 Spring CBH2086
90 Cord CDE5587
-EXTERIOR (1) SECTION PARTS LIST
(1) PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.

10
DEX-P1R,DEH-P946,DEX-P1
91 Cord CDE5596
92 Cord CDE5597
93 Socket CKS2497
94 Roller CLA3458
95 Frame CNC7548
96 Spacer CNM5808
97 PCB CNP5065
98 Cover CNS4841
99 Holder CNV2141
100 Gear CNV5271
101 Torque Limiter Unit CNV5272
102 Gear CNV5273
103 Rack CNV5274
104 Lighting Conductor CNV5276
105 Guide CNV5356
106 Gathering PCB CNX2961
107 Mini Jack(CN4602) CKN1015
108 Plug(CN4601) CKS-786
109 Panel Unit CXB2212
110 Arm Unit CXB2215
111 Frame Unit CXB2216
112 Holder Unit CXB2217
113 Arm Unit CXB2218
114 Bracket Unit CXB2598
115 Motor CXM1085
116 ASL Unit CWX2216
117 Handle CNC5395
118 Cord CDE5763
119 Plug(CN4501) CKS-784
120 Case CNB2299
121 Case CNB2300
122 Bush CNV1917
123 •••••
124 •••••
125 •••••
126 Remote Control Assy See Contrast table(2)
127 Battery Cover CNS5032
128 •••••
129 CD Mechanism Module(H1) CXK5101
130 IC(IC941) PA2024A
131 IC(IC871) NJM78M05FA
132 Transistor(Q992) 2SD2396
133 Holder CNC8012
134 •••••
135 Switch(S951) CSN1012
136 Switch(S952) CSN1022
137 Spacer CNM5988
138 Lamp(IL801) CEL1359
139 Spacer CNM6053
140 Screw BSZ26P080FMC
* 141 Lock Tie CNV-754
142 •••••
143 Guide Unit CXB3234
144 Inverter Assy MWM9028
145 Terminal
(CN4001,4002,4003,4004) CKF1023
146 Spacer CNM5996
147 Screw BSZ30P055FMC
148 Screw BSZ26P050FMC
149 Clip MBK9001
150 Cord MDE9018
151 Holder MNC9008
152 Holder MNC9009
153 Inverter Unit MWM9026
154 Spacer CNM6069
155 Spacer CNM6093
156 Cushion CNM6065
Mark No. Description Part No. Mark No. Description Part No.
Part No.
Mark No. Description DEX-P1R/UC DEX-P1/ES
6 Cord Assy CDE5538 CDE5539
30 Tuner Amp Unit CWM5693 CWM5699
56 FM/AM Tuner Unit CWE1472 CWE1485
57 Holder CNC6554 CNC6555
126 Remote Control Assy CXB2758 CXB2764
(2) CONTRAST TABLE
DEX-P1R/UC and DEX-P1/ES are constructed same except for the following: