Pioneer DEHP-945-R, DEHP-99-R, DEXP-99-R Service manual
MULTI-CD/MD/DAB CONTROL DSP HIGH POWER CD PLAYER WITH RDS TUNER
DEH-P945R EW
Se
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DEH-P945R/EW
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, Wheelock Place, Singapore 238880
C PIONEER ELECTRONIC CORPORATION 1998
ORDER NO.
CRT2207
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST.......................3
3. SCHEMATIC DIAGRAM ...........................................16
4. PCB CONNECTION DIAGRAM ................................46
5. ELECTRICAL PARTS LIST ........................................64
6. ADJUSTMENT..........................................................79
7. GENERAL INFORMATION .......................................83
7.1 PARTS .................................................................83
7.1.1 IC................................................................83
7.1.2 DISPLAY..................................................100
7.2 DIAGNOSIS ......................................................101
7.2.1 DISASSEMBLY .......................................101
7.2.2 TEST MODE............................................102
7.3 BLOCK DIAGRAM ............................................108
8. OPERATIONS AND SPECIFICATIONS...................110
- 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
DEX-P99R EW
MULTI-CD/MD/DAB CONTROL DSP CD PLAYER WITH RDS TUNER
2
DEH-P945R,DEX-P99R
- 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 connector is plugged or unplugged.
3. Please checking the grating after changing the service pickup unit(see page 81).
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
rear of the player.
3. The triangular label is attached to the mechanism
unit frame.
4. Specifications of Laser Diode
Specifications of laser radiation fields to which human access is possible during service.
Wavelength = 800 nanometers
CLASS 1
LASER PRODUCT
3
DEH-P945R,DEX-P99R
24
19
31
12
10
8
9
27
28
4
5
15
36
17
3
4
2
22
29
23
26
1
16
30
6
18
20
11
21
34
34
41
35
37
14
39
38
7
25
32
42
43
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
4
DEH-P945R,DEX-P99R
- 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 Screw Assy CZE3198
2 Screw BNC40P120FZK
3 Screw BPZ30P100FZK
* 4 Polyethylene Bag CEG-127
* 5 Polyethylene Bag CZE3201
6 Polyethylene Bag CZE3188
* 7 Accessory Assy CEA2429
8 Screw CBA1002
9 Screw CBA1120
10 Spring CBH-865
11 Handle CNC5395
12 Bush CNV1917
* 13 Polyethylene Bag E36-615
14 Bracket CZN6467
15 Air Cushioned Bag CEG1080
16 Belt CZN6416
17 Air Cushioned Bag CEG1192
18 Battery CEX1006
19 Battery CEX1030
20 Carton
See Contrast table(2)
21 Bracket Assy CEA2346
22 Protector CHP2089
23 Protector CHP2090
24-1 Owner's Manual CRD2727
24-2 Owner's Manual CRD2728
24-3 Owner's Manual CRD2729
24-4 Installation Manual CRD2655
24-5 Installation Manual CRD2656
24-6 Installation Manual CRD2657
24-7 Polyethylene Bag CEG1116
25 Remote Control Assy CXB2660
25-1 Polyethylene Bag CEG1011
26 Contain Box CHD2637
27 Case Assy CXA7194
28 Cord Assy
See Contrast table(2)
29 Cover CEG1088
30 Base Assy CEA2426
31 Microphone Assy CPM1022
32 Remote Control Assy CZX3218
33 •••••
* 34 Screw RMZ30H060FBK
* 35 Polyethylene Bag CEG-127
36 Remote Control Assy CXB2636
* 37 Hexagonal Wrench CZE3176
38 Sheet CZA3371
39 Base CNS5031
40 •••••
41 Screw Assy CZE3169
42 Holder Assy CZX3172
43 Holder Assy CZX3173
5
DEH-P945R,DEX-P99R
- Owner’s Manual
Model Part No. Language
DEH-P945R/EW CRD2652 English, Spanish
CRD2653 German, French
CRD2654 Italian, Dutch
DEX-P99R/EW CRD2727 English, Spanish
CRD2728 German, French
CRD2729 Italian, Dutch
- Installation Manual
Model Part No. Language
DEH-P945R/EW, DEX-P99R/EW CRD2655 English, Spanish
CRD2656 German, French
CRD2657 Italian, Dutch
Part No.
Mark No. Symbol and Description DEH-P945R/EW DEX-P99R/EW
20 Carton CHG3534 CHG3533
28 Cord Assy CDE5730 CDE5657
(2) CONTRAST TABLE
DEH-P945R/EW and DEX-P99R/EW are constructed same except for the following:
6
DEH-P945R,DEX-P99R
2
17
115
1
1
1
142
1
117
14
27
27
3
34
100
85
76
76
19
68
68
68
81
103
67
104
144
89
4
6
80
139
140
120
70
71
119
70
32
69
91
76
32
90
76
37
40
35
60
23
126
54
48
38
51
46
130
58
42
40
44
125
61
49
46
84
73
33
76
77
83
32
32
118
31
20
21
31
45
52
50
123
122
121
36
124
138
31
31
10177
25
83
88
94
75
75
94
92
74
78
143
98
93
73
88
99
76
26
72
86
87
72
102
82
66
65
59
57
62
63
39
18
18
22
22
116
24
24
2
15
15
111
16
132
131
28
8
64
13
141
11
13
11
133
53
42
135
135
85
95
5
29
7
129
128
127
109
106
110
79
97
96
107
105
108
134
A
A
136
30
137
30
9
143
2.2 EXTERIOR (1)
- DEH-P945R/EW
7
DEH-P945R,DEX-P99R
1 Screw BSZ26P050FMC
2 Screw BSZ30P055FMC
3 Cord Assy CDE5785
4 Cord CDE5536
5 Cord Assy CDE5625
6 Connector CDE5543
7 Cord Assy CDE5730
8 Inverter Assy MWM9028
9 Fuse CEK1136
10 •••••
11 Cap CNS1472
12 Choke Coil CTH1127
13 Resistor RS1/2PMF102J
14 Antenna Cable CDH1115
15 Screw BSZ26P050FMC
16 Clip MBK9001
17 Case CNB2278
18 Earth Terminal CNC7358
19 Holder CNC6798
20 Holder CNC7566
21 Holder CNC7753
22 Spacer CNM4913
23 Spacer CNM5793
24 Cushion CNM5811
25 Panel CNS4553
* 26 Lock Tie CNV-754
27 Cap CNV2680
28 Cord MDE9012
29 Spacer CNM5997
30 Screw BMZ30P180FMC
31 Screw BSZ26P080FMC
32 Screw CBA1447
33 Insulator CNM5627
34 Tuner Amp Unit CWM5696
35 Screw BMZ26P200FMC
36 Screw BSZ30P055FMC
37 Clamper CEF1008
38 Clamper CEF1009
39 Plug(CN901) CKM1278
40 Plug(CN221,851) CKS-783
41 •••••
42 Plug(CN141,852) CKS-784
43 •••••
44 Plug(CN131) CKS-786
45 Plug(CN101) CKS1044
46 Plug(CN451,804) CKS1222
47 •••••
48 Plug(CN803) CKS1225
49 Connector(CN801) CKS1564
50 Connector(CN671) CKS2779
51 Connector(CN681) CKS3583
52 Connector(CN231) CKS3592
53 Connector(CN222) CKS3781
54 Holder CNC7554
55 Holder CNC7557
56 Holder CNC7559
57 Case CNC8014
58 Insulator CNM4684
59 Insulator CNM5626
60 Heat Sink CNR1468
61 Holder CNV1906
62 FM/AM Tuner Unit CWE1416
63 Holder CNC6555
64 DSP Unit CWX2214
65 Connector(CN3001) CKS3782
66 Case CNC8015
67 Screw BMZ20P030FMC
68 Screw BMZ20P030FZK
69 Screw BPZ20P060FMC
70 Screw CBA1060
71 Screw CBA1061
72 Screw CBA1082
73 Screw CBA1430
74 Screw CBA1454
75 Washer CBF1038
76 Washer CBF1039
77 Spring CBH2063
78 Spring CBH2086
79 Cord CDE5587
80 Cord CDE5596
81 Cord CDE5597
82 Socket CKS2497
83 Roller CLA3458
84 Frame CNC7548
85 Spacer CNM5808
86 PCB CNP5065
87 Cover CNS4841
88 Holder CNV2141
89 Gear CNV5271
90 Torque Limiter Unit CNV5272
- EXTERIOR (1) SECTION PARTS LIST
Mark No. Description Part No.
Mark No. Description Part No.
8
DEH-P945R,DEX-P99R
91 Gear CNV5273
92 Rack CNV5274
93 Lighting Conductor CNV5276
94 Guide CNV5356
95 Gathering PCB CNX2961
96 Mini Jack(CN4602) CKN1015
97 Plug(CN4601) CKS-786
98 Panel Unit CXB2212
99 Arm Unit CXB2215
100 Frame Unit CXB2216
101 Holder Unit CXB2217
102 Arm Unit CXB2218
103 Bracket Unit CXB2598
104 Motor CXM1085
105 ASL Unit CWX2216
106 Screw BSZ30P055FMC
107 Cord CDE5763
108 Plug(CN4501) CKS-784
109 Case CNB2299
110 Case CNB2300
111 Holder MNC9008
112 Holder Assy CZX3172
113 Holder Assy CZX3173
114 Cover CZN6410
115 Remote Control Assy CXB2660
116 Battery Cover CNS5032
117
CD Mechanism Module(H1) CXK5101
118 Chassis Unit CXB2229
119 Switch(S951) CSN1012
120 Switch(S952) CSN1022
121 IC(IC871) NJM78M05FA
122 Trangistor(Q992) 2SD2396
123 Holder CNC8013
124 IC(IC941) PA2024
125 Lamp(IL801) CEL1359
126 IC(IC301) TDA7386
127 Handle CNC5395
128 Spring CBH-865
129 Bush CNV1917
130 Holder CNC8021
131 Holder MNC9009
132 Inverter Unit MWM9026
133 Holder CNC8011
134 Spacer CNM5996
135 Spacer CNM5988
136 Cord Assy CDE5539
137 Guide Unit CXB3234
138 Holder CNC8012
139 Remote Control Assy CZX3218
140 Cover CZN6410
141 Terminal Cover CKX-003
142 Cushion CNM6065
143 Spacer CNM6069
143 Spacer CNM6093
Mark No. Description Part No. Mark No. Description Part No.
9
DEH-P945R,DEX-P99R
138
17
115
1
1
1
1
117
14
27
27
3
34
100
85
76
76
19
68
68
68
81
103
67
104
89
4
6
80
120
70
71
119
70
32
69
91
76
32
90
76
37
40
48
38
51
46
130
58
42
40
44
125
61
49
46
84
73
33
76
77
83
20
21
31
45
50
123
122
121
36
124
31
31
10177
25
83
88
94
75
75
94
92
74
78
160
160
98
93
73
88
99
76
26
72
86
87
72
102
82
66
65
59
57
62
63
39
18
22
18
22
116
24
24
2
15
15
111
16
132
131
28
8
156
64
133
53
42
135
135
85
95
5
29
7
129
128
127
109
106
110
79
97
96
107
105
108
134
A
A
136
137
138
139
144
148
142
141
149
145
143
140
147
151
153
154
152
150
146
155
32
31
118
32
9
11
13
13
11
157
158
159
161
26
26
- DEX-P99R/EW
10
DEH-P945R,DEX-P99R
1 Screw BSZ26P050FMC
2 Screw BSZ30P055FMC
3 Cord Assy CDE5785
4 Cord CDE5536
5 Cord Assy CDE5545
6 Connector CDE5543
7 Cord Assy CDE5657
8 Inverter Assy MWM9028
9 Fuse CEK1001
10 Cover CKX-003
11 Cap CNS1472
12 Choke Coil CTH1127
13 Resistor RS1/2PMF102J
14 Antenna Cable CDH1115
15 Screw BSZ26P050FMC
16 Clip MBK9001
17 Case CNB2279
18 Earth Terminal CNC7358
19 Holder CNC6798
20 Holder CNC7566
21 Holder CNC7753
22 Spacer CNM4913
23 •••••
24 Cushion CNM6062
25 Panel CNS4553
* 26 Lock Tie CNV-754
27 Cap CNV2680
28 Cord MDE9012
29 Spacer CNM5997
30 •••••
31 Screw BSZ26P080FMC
32 Screw CBA1447
33 Insulator CNM5627
34 Tuner Amp Unit CWM5695
35 •••••
36 Screw BSZ30P055FMC
37 Clamper CEF1008
38 Clamper CEF1009
39 Plug(CN901) CKM1278
40 Plug(CN221,851) CKS-783
41 •••••
42 Plug(CN141,852) CKS-784
43 •••••
44 Plug(CN131) CKS-786
45 Plug(CN101) CKS1044
46 Plug(CN451,804) CKS1222
47 •••••
48 Plug(CN803) CKS1225
49 Connector(CN801) CKS1564
50 Connector(CN671) CKS2779
51 Connector(CN681) CKS3583
52 •••••
53 Connector(CN222) CKS3781
54 •••••
55 Holder CNC7557
56 Holder CNC7559
57 Case CNC8014
58 Insulator CNM4684
59 Insulator CNM5626
60 •••••
61 Holder CNV1906
62 FM/AM Tuner Unit CWE1416
63 Holder CNC6555
64 DSP Unit CWX2214
65 Connector(CN3001) CKS3782
66 Case CNC8015
67 Screw BMZ20P030FMC
68 Screw BMZ20P030FZK
69 Screw BPZ20P060FMC
70 Screw CBA1060
71 Screw CBA1061
72 Screw CBA1082
73 Screw CBA1430
74 Screw CBA1454
75 Washer CBF1038
76 Washer CBF1039
77 Spring CBH2063
78 Spring CBH2086
79 Cord CDE5587
80 Cord CDE5596
81 Cord CDE5597
82 Socket CKS2497
83 Roller CLA3458
84 Frame CNC7548
85 Spacer CNM5808
86 PCB CNP5065
87 Cover CNS4841
88 Holder CNV2141
89 Gear CNV5271
90 Torque Limiter Unit CNV5272
- EXTERIOR (1) SECTION PARTS LIST
Mark No. Description Part No.
Mark No. Description Part No.
11
DEH-P945R,DEX-P99R
91 Gear CNV5273
92 Rack CNV5274
93 Lighting Conductor CNV5276
94 Guide CNV5356
95 Gathering PCB CNX2961
96 Mini Jack(CN4602) CKN1015
97 Plug(CN4601) CKS-786
98 Panel Unit CXB2212
99 Arm Unit CXB2215
100 Frame Unit CXB2216
101 Holder Unit CXB2217
102 Arm Unit CXB2218
103 Bracket Unit CXB2598
104 Motor CXM1085
105 ASL Unit CWX2216
106 Screw BSZ30P055FMC
107 Cord CDE5763
108 Plug(CN4501) CKS-784
109 Case CNB2299
110 Case CNB2300
111 Holder MNC9008
112 Holder Assy CZX3172
113 Holder Assy CZX3173
114 Cover CZN6410
115 Remote Control Assy CXB2660
116 Battery Cover CNS5032
117
CD Mechanism Module(H1) CXK5101
118 Chassis Unit CXB2228
119 Switch(S951) CSN1012
120 Switch(S952) CSN1022
121 IC(IC871) NJM78M05FA
122 Trangistor(Q992) 2SD2396
123 Holder CNC8013
124 IC(IC941) PA2024
125 Lamp(IL801) CEL1359
126 •••••
127 Handle CNC5395
128 Spring CBH-865
129 Bush CNV1917
130 Holder CNC8021
131 Holder MNC9009
132 Inverter Unit MWM9026
133 Holder CNC8011
134 Spacer CNM5996
135 Spacer CNM5988
136 Cord Assy CDE5539
137 Guide Unit CXB3234
138 Screw BMZ30P040FMC
139 High Out Unit CWX2215
140 Cord Assy CDE5555
141 Plug(CN4153) CKS1045
142 Plug(CN4152) CKS1613
143 Plug(CN4051) CKS1614
144 Holder CNC8009
145 Holder CNC7556
146 Shield CNC8010
147 Insulator CNM4760
148 Insulator CNM5650
149 Insulator CNM5651
150 Shield CNC6224
151 Shield CNC6274
152 Insulator CNM4610
153 Insulator CNM4814
154 D/D Converter Unit CWM4538
155 Terminal
(CN4001,4002,4003,4004) CKF1023
156 Holder CNC8012
157 Remote Control Assy CZX3218
158 Cover CZN6410
159 Cushion CNM6065
160 Spacer CNM6069
161 Spacer CNM6093
Mark No. Description Part No. Mark No. Description Part No.
12
DEH-P945R,DEX-P99R
Part No.
Mark No. Symbol and Description DEH-P945R/EW DEX-P99R/EW
1 Grille Unit CXB2203 CXB2202
8 Keyboard Unit CWM5688 CWM5687
* 10 LCD(LCD1901) CAW1471 CAW1493
1 Grille Unit
See Contrast table(2)
2 Button CAC5488
3 Button CAC5494
4 Button CAC5504
5 Spacer CNM6021
6 Spacer CNM5910
7 Button CAC5486
8 Keyboard Unit
See Contrast table(2)
9 Holder CNC7547
* 10 LCD(LCD1901)
See Contrast table(2)
11 PCB CNP5063
12 Spacer CNM5894
13 EL(EL1901) CEL1580
14 Spacer CNM5623
15 Spacer CNM5622
16 Plug(CN1901) CKS2496
17 Cover Unit CXB2208
18 Screw BPZ20P080FZK
19 Button CAC5491
- EXTERIOR (2) SECTION PARTS LIST
(1) PARTS LIST
Mark No. Description Part No.
Mark No. Description Part No.
1
4
2
3
7
9
10
11
13
16
18
18
18
14
8
12
15
17
6
19
5
2.3 EXTERIOR (2)
(2) CONTRAST TABLE
DEH-P945R/EW and DEX-P99R/EW are constructed same except for the following:
13
DEH-P945R,DEX-P99R
14
DEH-P945R,DEX-P99R
2.4 CD MECHANISM MODULE
1 Control Unit CWX2166
2 Connector(CN701) CKS1968
3 Connector(CN802) CKS3477
4 Connector(CN801) CKS3481
5 Connector(CN101) CKS3486
6 Screw BMZ20P025FMC
7 Screw CBA1037
8 Screw CBA1296
9 Screw CBA1340
10 Screw CBA1362
11 Screw CBA1440
12 Spring CBH2029
13 Spring CBH2030
14 Spring CBH2031
15 Spring CBH2032
16 Spring CBH2033
17 Spring CBH2207
18 Spring CBH2040
19 Spring CBH2041
20 Spring CBH2042
21 Spring CBH2052
22 Shaft CLA3232
23 Frame CNC7285
24 Frame CNC7286
25 Lever CNC7288
26 Lever CNC7289
27 Cover CNC7294
28 Cover CNC7304
29 Sheet CNM5401
30 Sheet CNM5402
31 Sheet CNM5814
32 PCB CNP4854
33 Belt CNT1082
34 Damper CNV4984
35 Gear CNV5080
36 Gear CNV5081
37 Gear CNV5082
38 Holder CNV5098
39 Guide CNV5352
40 Mechanism FPC Unit CWX2191
41 Connector CKS3767
* 42 PCB CNP4852
* 43 Arm CNC7287
44 •••••
45 •••••
46 •••••
47 Bracket CNC7300
48 Motor Unit CXB1671
49 Screw JFZ14P020FNI
50 Washer CBF1037
51 Spring CBH2039
52 Lack CNV5471
53 Bracket Unit CXB1674
54 Screw Unit CXB1676
55 Chassis Unit CXB3042
56 Washer CBF1038
57 Spring CBH2035
58 Spring CBH2036
59 Lever CNV5078
60 Lever Unit CXB3207
61 Arm Unit CXB1680
62 Washer CBF1038
63 Gear CNV5083
64 Gear CNV5084
65 Bracket Unit CXB1682
66 Bracket CNC7292
67 •••••
68 Motor Unit(M2) CXB1684
69 Screw JFZ14P020FNI
70 Screw CBA1451
71 Washer CBF1037
72 Washer CBF1060
73 Spring CBH2170
74 Roller CLA3222
75 Roller CNV3412
76 Arm CNV5075
77 Gear Unit CXB1686
78 Bracket Unit CXB2627
79 •••••
80 •••••
81 Washer YE20FUC
82 Guide Arm Assy CXB1688
83 Photo-transistor(P1-3) CPT-230S-X
84 Clamp Arm Assy CXB3137
85 •••••
* 86 Sheet CNM5398
87 •••••
88 Motor(M3) CXM1129
89 Washer YE25FUC
90 Pickup Unit(Service)(P8) CXX1290
91 Screw IMS20P035FMC
92 Spring CBH2206
93 Bracket CNC7977
94 Sheet CNM6039
95 Sheet CNM6055
96 CRG Motor Assy(M1) CXB1670
97 Connector(CN702) CKS2191
15
DEH-P945R,DEX-P99R
- CD MECHANISM MODULE SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
16
DEH-P945R,DEX-P99R
1
23
4
1234
D
C
B
A
A-a A-b
A-aA-a
A-b A-b
A-b A-b
A-a A-a
Large size
SCH diagram
Guide page
Detailed page
3. SCHEMATIC DIAGRAM
3.1 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
B
M
CN4601
FM100%:-16.0dBs
AM30%:-26.0dBs
C
K
FLAP SENSE PCB
KEYBOARD UNIT
D
M.CD:+2.2dBs
FM100%:-16.0dBs
AM30%:-26.0dBs
I
J
CD MECHANISM MODULE
M.CD:+2.2dBs
L
4.1V
B
A-a
K
17
DEH-P945R,DEX-P99R
5
6
78
5
6
78
D
C
B
A
A
A
A
TUNER AMP UNIT
F
CN3001
D
CN702
M.CD:+37.1dBs
FM100%:+35.15dBs
AM30%:-25.15dBs
R237-242
DEH-P945R/EW:22K
DEX-P99R/EW:11K
DEX-P99R/EW ONLY
DEH-P945R/EW ONLY
DEX-P99R/EW ONLY
DEH-P945R/EW ONLY
DEX-P99R/EW ONLY
C231-234:4R7/35(DEH-P945R/EW)
4R7/25(DEX-P99R/EW)
C943:47/10(DEH-P945R/EW)
:47/25(DEX-P99R/EW)
E
G
H
DEH-P945R/EW ONLY
CEK1136
CEK1089
0.5A
CEK1089
0.5A
10A
A-b
18
DEH-P945R,DEX-P99R
1
23
4
1234
D
C
B
A
B
M
CN4601
FM100%:-16.0dBs
AM30%:-26.0dBs
D
M.CD:+2.2dBs
FM100%:-16.0dBs
AM30%:-26.0dBs
I
J
CD MECHANISM MODULE
M.CD:+2.2dBs
L
4.1V
A-a
A-b
A-a
19
DEH-P945R,DEX-P99R
5
6
78
5
6
7
D
C
B
A
8
A-a
A-b
A-a
B
C
K
FLAP SENSE PCB
KEYBOARD UNIT
B
K
20
DEH-P945R,DEX-P99R
1
23
4
234
D
C
B
A
1
A-a
A-b
A-b
A
TUNER AMP UNIT
F
CN3001
D
CN702
M.CD:+37.1dBs
FM100%:+35.15dBs
AM30%:-25.15dBs
R237-242
DEH-P945R/EW:22K
DEX-P99R/EW:11K
DEX-P99R/EW ONLY
DEH-P945R/EW ONLY
C231-234:4R7/35(DEH-P945R/EW)
4R7/25(DEX-P99R/EW)
E
G
H
DEH-P945R/EW ONLY
21
DEH-P945R,DEX-P99R
5
6
78
5
6
7
D
C
B
A
8
DEH-P945R/EW ONLY
DEX-P99R/EW ONLY
DEH-P945R/EW ONLY
DEX-P99R/EW ONLY
C943:47/10(DEH-P945R/EW)
:47/25(DEX-P99R/EW)
CEK1136
10A
CEK1089
0.5A
CEK1089
0.5A
A-a
A-b
A-b
22
DEH-P945R,DEX-P99R
1
23
4
1234
D
C
B
A
3.2 CD MECHANISM MODULE(GUIDE PAGE)
DIJ
N
O
E
D-a
D
J
I
A-a A-b
A-aA-a
A-b A-b
A-b A-b
A-a A-a
Large size
SCH diagram
Guide page
Detailed page
23
DEH-P945R,DEX-P99R
5
6
78
5
6
78
D
C
B
A
D
D-b
A
A
24
DEH-P945R,DEX-P99R
1
23
4
234
D
C
B
A
1
D-a
D-a
D-b
E
D
25
DEH-P945R,DEX-P99R
5
6
78
5
6
7
D
C
B
A
8
D-a
D-a
D-b
I
J
N
O
I
J
26
DEH-P945R,DEX-P99R
1
23
4
234
D
C
B
A
1
D-a
D-b
D-b
A
27
DEH-P945R,DEX-P99R
5
6
78
5
6
7
D
C
B
A
8
D-a
D-b
D-b
A
28
DEH-P945R,DEX-P99R
- Waveforms
Note:1. The encircled numbers denote measuring pointes in the circuit diagram.
2. Reference voltage
REFO:2.5V
1 RFO 0.5V/div. 0.5µs/div.
Normal mode: play
1 CH1: RFO 1V/div.
2 CH2: MIRR 5V/div.
Test mode: Tracking open
0.5ms/div.
1 CH1: RFO 1V/div.
2 CH2: MIRR 5V/div.
Normal mode: The defect part
passes 800µm
0.5ms/div.
3 CH1: FIN 0.5V/div.
4 CH2: FO+ 2V/div.
Test mode: No disc, Focus close
0.2s/div.
3 CH1: FIN 0.5V/div.
5 CH2: FOK 2V/div.
Normal mode: Focus close
0.2s/div.
6 CH1: FEY 0.5V/div.
7 CH2: XSI 2V/div.
Normal mode: Focus close
1ms/div.
REFO
→
8 CH1: TEY 0.5V/div.
9 CH2: TIN 0.5V/div.
Test mode: 32 tracks jump (FWD)
0.5ms/div.
8 CH1: TEY 0.5V/div.
9 CH2: TIN 0.5V/div.
Test mode: Single jump (FWD)
0.5ms/div.
8 CH1: TEY 0.5V/div.
9 CH2: TIN 0.5V/div.
Test mode: 100 tracks jump (FWD)
5ms/div.
6 CH1: FEY 0.1V/div.
3 CH2: FIN 0.2V/div.
Normal mode: Play
20ms/div.
3 CH1: FIN 0.5V/div.
0 CH2: SIN 1V/div.
Normal mode: Focus close (12cm)
0.5s/div.
3 CH1: FIN 0.5V/div.
0 CH2: SIN 1V/div.
Normal mode: Focus close (8cm)
0.5s/div.
GND
→
GND
→
REFO
→
REFO
→
REFO
→
REFO
→
GND
→
REFO
→
REFO
→
GND
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
29
DEH-P945R,DEX-P99R
8 CH1: TEY 0.2V/div.
9 CH2: TIN 0.2V/div.
Normal mode: play
8 CH1: TEY 0.5V/div.
! CH2: SD 0.5V/div.
5ms/div.
0 SIN 0.5V/div. 0.1s/div.
Normal mode: Play (12cm)
0 SIN 1V/div. 10ms/div.
Long Search (12cm)
@ EFM 1V/div. 5µs/div.
Play
8 CH1: TEY 1V/div.
# CH2: TEC 1V/div.
Test mode: Focus close
Tracking open
2ms/div.
8 CH1: TEY 0.5V/div.
6 CH2: FEY 0.5V/div.
Normal mode:
AGC after focus close
0.2s/div.
$ PLCK 2V/div. 0.5µs/div.
Play
20ms/div.
% SCKO 2V/div. 1µs/div.
Play
^ Dout 2V/div. 10µs/div.
Play
& LRCK 2V/div. 20µs/div. * 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
→
30
DEH-P945R,DEX-P99R
( CH1: R OUT 1V/div.
) CH2: L OUT 1V/div.
Normal mode: Play (1kHz 0dB)
6 CH1: FEY 0.2V/div.
3 CH2: FIN 0.5V/div.
Normal mode: During AGC
1ms/div.
8 CH1: TEY 0.2V/div.
9 CH2: TIN 0.5V/div.
Normal mode: During AGC
1 CH1: RFO 1V/div.
⁄ CH2: HOLD 5V/div.
Normal mode: The defect part passes
800µm
0.2ms/div. 1ms/div.
0.5ms/div.
3 CH1: FIN 1V/div.
⁄ CH2: HOLD 5V/div.
Normal mode: The defect part passes
800µm
0.5ms/div.
GND
→
GND
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
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