Pioneer MEH-P5100R 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. JAN. 2000 Printed in Japan
ORDER NO.
CRT2445
MULTI-CD/MD CONTROL HIGH POWER MD PLAYER WITH RDS TUNER
MEH-P5100R EW
Service
Manual
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST.......................3
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...12
4. PCB CONNECTION DIAGRAM ................................42
5. ELECTRICAL PARTS LIST ........................................54
6. ADJUSTMENT..........................................................65
7. GENERAL INFORMATION .......................................68
7.1 DIAGNOSIS ........................................................68
7.1.1 TEST MODE..............................................68
7.1.2 DISASSEMBLY .........................................72
7.2 PARTS .................................................................74
7.2.1 IC................................................................74
7.2.2 DISPLAY....................................................83
7.3 OPERATIONAL FLOW CHART...........................85
8. OPERATIONS AND SPECIFICATIONS.....................86
MEH-P5150 ES
MEH-P5100R/EW
-This service manual should be used together with the following manual(s):
Model No. Order No. Mech. Module Remarks
CX-683 CRT2441 MD-4 MD Mech. Module:Circuit Description, Mech.Description, Disassembly
-US and foreign patents licensed from Dolby Laboratories Licensing Corporation.
MULTI-CD/MD CONTROL HIGH POWER MD PLAYER WITH FM/AM TUNER

2
MEH-P5100R,P5150
1. SAFETY INFORMATION
1.1 MEH-P5100R/EW, P5150/ES
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.
1.2 MEH-P5100R/EW
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
bottom of the player.
3. The triangular label is attached to the mechanism
module 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
MEH-P5100R,P5150
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING(MEH-P5100R/EW)
11
8
9
5
4
6
3
2
7
12
13
10
14
1
-Owner's Manual, Installation Manual
Model Part No. Language
MEH-P5100R/EW CRD3196 English, Spanish
CRD3200 German, French
CRD3201 Italian, Dutch
CRD3197 English, Spanish, German, French, Italian, Dutch
1 Cord Assy CDE6263
2 Accessory Assy CEA1917
3 Screw CBA1284
4 Handle CNC5395
5 Bush CNV1009
* 6 Polyethylene Bag E36-615
7 Polyethylene Bag CEG-162
8-1 Owner’s Manual CRD3196
8-2 Owner’s Manual CRD3200
8-3 Owner’s Manual CRD3201
8-4 Installation Manual CRD3197
* 8-5 Passport CRY1013
* 8-6 Warranty Card CRY1157
8-7 Polyethylene Bag CEG1116
9 Case Assy CXB3520
10 Carton CHG4017
11 Contain Box CHL4017
12 Protector CHP2101
13 Protector CHP2102
14 Inner Box CHW1754
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.

4
MEH-P5100R,P5150
2.2 PACKING(MEH-P5150/ES)
11
8
9
5
4
6
3
2
7
12
13
10
1
15
18
16
17
14
-Owner's Manual, Installation Manual
Model Part No. Language
MEH-P5150/ES CRD3198 English, Spanish
CRD3202 Portuguese(B), Arabic
CRD3199 English, Spanish, Portuguese(B), Arabic
1 Cord Assy CDE6120
2 Accessory Assy CEA2002
3 Screw CBA1284
4 Handle CNC5395
5 Bush CNV1009
* 6 Polyethylene Bag CEG-158
7 Polyethylene Bag CEG-162
8-1 Owner’s Manual CRD3198
8-1 Owner’s Manual CRD3202
8-2 Installation Manual CRD3199
8-3 Polyethylene Bag CEG1116
9 Case Assy CXB3520
10 Carton CHG4018
11 Contain Box CHL4018
12 Protector CHP2101
13 Protector CHP2102
14 Screw Assy CEA2003
* 15 Polyethylene Bag CEG-127
16 Screw CRZ50P090FMC
17 Screw TRZ50P080FMC
18 Spring CBH-865
Mark No. Description Part No. Mark No. Description Part No.
-PACKING SECTION PARTS LIST

5
MEH-P5100R,P5150

6
MEH-P5100R,P5150
2.3 EXTERIOR(MEH-P5100R/EW)

7
MEH-P5100R,P5150
1 Screw BSZ26P050FMC
2 Screw BSZ30P060FMC
3 Screw BSZ30P200FMC
4 Cable CDE6219
5 Cord Assy CDE6263
6 Fuse(10A) CEK1136
7 Cord Assy CDE6320
8 Case CNB2495
9 Holder CNC5704
10 Holder CNC8659
11 Cushion CNM4870
12 Insulator CNM6637
13 Panel CNS5097
14 Tuner Amp Unit CWM6923
15 Screw ASZ26P100FMC
16 Screw BPZ26P080FMC
17 Screw BSZ26P160FMC
18 Pin Jack(CN452) CKB1028
19 Terminal(CN904) CKF1059
20 Plug(CN905) CKM1231
21 Connector(CN202) CKS3124
22 Connector(CN902) CKS3408
23 Connector(CN903) CKS3581
24 Connector(CN201) CKS4204
25 Antenna Jack(CN451) CKX1056
26 Holder CNC4569
27 Holder CNC6361
28 Heat Sink CNC7369
29 Holder CNC7370
30 Holder CNC7968
31 Heat Sink CNR1419
32 FM/AM Tuner Unit CWE1500
33 Holder CNC7532
34 Chassis Unit CXB5216
35 Detach Grille Assy CXB5410
36 Screw BPZ20P080FZK
37 Button(1-6) CAC6239
38 Button(SOURCE) CAC6241
39 Button(BAND) CAC6249
40 Button(EQ) CAC6500
41 Button(DETACH) CAC6506
42 Button(EJECT) CAC6508
43 Button(SCRL) CAC6510
44 Spring CBH2343
45 Cover CNS5857
46 Keyboard Unit CWM6929
47 LCD(LCD901) CAW1589
48 Connector(CN901) CKS3580
49 Holder CNC8695
50 Sheet CNM6634
51 Spacer CNM6741
52 Connector CNV6127
53 Lighting Conductor CNV6128
54 Grille Unit(-A) CXB5967
55 Button(+) CAC6496
56 Button(-) CAC6498
57 Button(F) CAC6502
58 Button(A) CAC6504
59 Terminal Cover CKX-003
60 Button CAC5180
61 Door CAT1983
62 Spring CBH1834
63 Spring CBH1835
64 Spring CBH1996
65 Spring CBH2329
66 Bracket CNC6135
67 Bracket CNC6791
68 Arm CNV4692
69 Arm CNV4693
70 Arm CNV4951
71 Panel Unit CXB5679
72 IC(IC301) PAL005A
73 Transistor(Q201,953) 2SD2396
74 Screw IMS20P030FZK
75 MD Mechanism Module(MD-4)CXK3110
76 Screw ISS26P055FUC
77 Cushion CNM6882
-EXTERIOR SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.

8
MEH-P5100R,P5150
2.4 EXTERIOR(MEH-P5150/ES)

9
MEH-P5100R,P5150
1 Screw BSZ26P050FMC
2 Screw BSZ30P060FMC
3 Screw BSZ30P200FMC
4 Cable CDE6219
5 Cord Assy CDE6120
6 Fuse(10A) CEK1136
7 Cord Assy CDE6320
8 Case CNB2495
9 Holder CNC5704
10 Holder CNC8659
11 Cushion CNM4870
12 Insulator CNM6637
13 Panel CNS5097
14 Tuner Amp Unit CWM6924
15 Screw ASZ26P100FMC
16 Screw BPZ26P080FMC
17 Screw BSZ26P160FMC
18 Pin Jack(CN452) CKB1028
19 •••••
20 Plug(CN905) CKM1231
21 Connector(CN202) CKS3124
22 Connector(CN902) CKS3408
23 Connector(CN903) CKS3581
24 Connector(CN201) CKS4204
25 Antenna Jack(CN451) CKX1056
26 Holder CNC4569
27 Holder CNC6361
28 Heat Sink CNC7369
29 Holder CNC7370
30 Holder CNC7968
31 Heat Sink CNR1419
32 FM/AM Tuner Unit CWE1501
33 Holder CNC7532
34 Chassis Unit CXB5217
35 Detach Grille Assy CXB5411
36 Screw BPZ20P080FZK
37 Button(1-6) CAC6239
38 Button(SOURCE) CAC6241
39 Button(BAND) CAC6249
40 Button(EQ) CAC6500
41 Button(DETACH) CAC6506
42 Button(EJECT) CAC6508
43 Button(SCRL) CAC6510
44 Spring CBH2343
45 Cover CNS5857
46 Keyboard Unit CWM6930
47 LCD(LCD901) CAW1590
48 Connector(CN901) CKS3580
49 Holder CNC8695
50 Sheet CNM6634
51 Spacer CNM6741
52 Connector CNV6127
53 Lighting Conductor CNV6128
54 Grille Unit(-A) CXB5968
55 Button(+) CAC6496
56 Button(-) CAC6498
57 Button(F) CAC6502
58 Button(A) CAC6504
59 •••••
60 Button CAC5180
61 Door CAT1983
62 Spring CBH1834
63 Spring CBH1835
64 Spring CBH1996
65 Spring CBH2329
66 Bracket CNC6135
67 Bracket CNC6791
68 Arm CNV4692
69 Arm CNV4693
70 Arm CNV4951
71 Panel Unit CXB5679
72 IC(IC301) PAL005A
73 Transistor(Q201,953) 2SD2396
74 Screw IMS20P030FZK
75 MD Mechanism Module(MD-4)CXK3110
76 •••••
77 Cushion CNM6882
-EXTERIOR SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.

10
MEH-P5100R,P5150
2.5 MD MECHANISM MODULE

11
MEH-P5100R,P5150
1 MD Unit(MD-4) CWX2438
2 Connector(CN401) CKS4055
3 Connector(CN101) CKS4056
4 Connector(CN301) CKS4060
5 Screw(M1.4x1.8) CBA1503
6 Screw(M1.7x1.6) CBA1504
7 Screw(M2x2) CBA1505
8 Screw CBA1506
9 Screw(M2x5) CBA1507
10 Screw(M2x2.5) CBA1508
11 Washer CBF1037
12 Washer CBF1038
13 Washer CBF1039
14 Spring CBH2213
15 Spring CBH2214
16 Spring CBH2243
17 Spring CBH2216
18 Spring CBH2217
19 Spring CBH2218
20 Spring CBH2219
21 Spring CBH2220
22 Spring CBH2244
23 Spring CBH2245
24 Spring CBH2289
25 Spring CBL1405
26 Spring CBL1406
27 Spring CBL1408
28 Spring CBL1423
29 PU Unit CGY3000
30 Shaft CLA3489
31 Shaft CLA3490
32 Shaft CLA3491
33 Bracket CNC8082
34 Arm CNC8269
35 Arm CNC8270
36 Cushion CNM6301
37 Sheet CNM6323
38 Sheet CNM6324
* 39 Sheet CNM6653
40 Sheet CNM6726
41 Sheet CNM6727
42 Sheet CNM6728
43 PCB CNP5335
44 Gear CNV5616
45 Holder CNV5623
46 Rack CNV5624
47 Rack CNV5625
48 Roller CNV5626
49 Collar CNV5627
50 Damper CNV5629
51 Guide CNV5630
52 Gear CNV5631
53 Gear CNV5633
54 Gear CNV5634
55 Gear CNV5635
56 Gear CNV5636
57 Guide CNV5746
58 Lever CNV5747
59 Lever CNV5748
60 Gear CNV5834
61 Gear CNV5837
62 Gear CNV5838
63 Gear CNV5839
64 Gear CNV5913
65 Composite PCB CNX3127
66 Chassis Unit CXB4399
67 Spring Unit CXB4047
68 Holder Unit CXB4048
69 Bracket Unit CXB4049
70 Frame Unit CXB4401
71 Bracket Unit CXB4051
72 Bracket Unit CXB4052
73 Motor Unit(-C)(CRG)(M1) CXB4054
74 Screw IMS20P025FMC
75 Screw Unit(-C) CXB4055
76 Motor Unit(-B)(Loading)(M2) CXB4181
77 Motor(SPDL)(M3) CXM1158
78 Screw JGZ14P018FZK
79 Washer WB16FMC
80 Washer YE12FUC
81 Connector(CN302) CKS2191
-EXTERIOR SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.

12
MEH-P5100R,P5150
1234
1234
D
C
B
A
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM(MEH-P5100R/EW)
ANT1 TV ANT2 TV
RF TV
IC 3
BR9010FV
AM 2ND IF 450kHz
ANTENNA
CN451
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
25 24
32DI/DO 19
46
6
21
18
LDET
COMP
34 33 41 44 11 12 13
69
70
54
78
65
71
75746157554533
35
22
22
25 10 14 12 15 16 8 13 2 3 4
CF202
VCC
LOCL
VDD
Q301
VCC VDD
DI/DO CE2 CK CE1 SDBW SL FMSD
PCE2
TUNPCK
NL
SL
SD
TUNPDIO
NL1 NL2
EEPROM
5
6
4
3
IC 2 PM4008A
FM MPX
IP-BUS
8
5
1
7
11
B.U
ASENBO
TX
RX
IPPW
1
8
2
5
6
IP-BUS DRIVER
IC 962
CA0008AM
B–
B+
BL+
BL–
Q984
Q751
Q985
NL2 NL2DT
Q703 Q151
Q706 Q705
RDS
DECODER
IC 501
PM4009A
20
11 12
24
X501
Q708
VDD
tmute
FM/AM
36
88
30
76 NL
FM/
lde
tmu
SD
SL
SDB
TUN
TUN
TUN
TUN
TUN
LOC
ASE
TX
RX
IPPW
IN2
IN4
IN4
IN3
PEE
47
38
74
43
99
97
52
98
94
31
25
86
85
24
3
5
6
4
10
BSC
65
BSO
67
BRS
68
BRX
63
BSR
64
X1
16
X2
15
SP1
BUZZER
X601
SDBW
NL2
14
19
1,2
3
14
Q101 11
5
3
75
17
16
66
34
33
7
1
3
17
15
13
14
10
9
11
12
EJECT
LO –
LO +
F +
T +
LD +
MON
SO –
SO +
DISC
LOAD
HOME
CLMP
2
19 10
1,2
3
CN101
CN301
CN401
Q102
UMD2N
HOLOGRAM
UNIT
FOCUS ACT
TRACKING ACT IC 304
TC7WH34FU
IC 302,303
TC7WT125FU
IC 202
MSM51V4400DP-70TK
IC 102
NJM2115V
M
CRG
MOTOR
MONITOR
DIODE
LASER
DIODE
10
9
7
6
5
4
3
1
13
81
82
79
83
80
33
37
17
35
38
10
BDATA
VDON
MDVD
MDVD
BSRQ
BRST
BSCK
BRXEN
RST
28
96
86
75
95
44
IC 401
BA5985FM
IC 101
CXA2523AR
FEA
AUX
IC 201
CXD2655BR
AUX2
AUX1
X201
13
43
11
X301 IC 301
PD5541B
XOUT
XIN
LDCNT
ESW
DISC
LSW
HOME
CSW
BSO
34
BSI
BSCK
BRXEN
XRST
AOOTL
VREF
VDDSW
MUTE
VDSENSE
VDON
10
15
31
Q301
Q601
VDD
3VD
PVD
PVD
PVD
IC 701
UPC2933T
LOADING
MOTOR
SPDL
MOTOR
10
9
7
6
5
4
3
1
13
DISC
LOAD
HOME
EJCT
CLMP
Q602
bsrq
brst
reset
LOUT
M
M
16
7
9
6
8
10
5
11
4
3
2
1
16
7
9
6
8
10
5
11
4
3
2
1B.U
Q202 Q204
Q203
CN201
TUNPDIO
RESET
BSI
67
VDC
7
TUNPCE
CN902
1
2
1
2
CN302 CN202
32
Q202
Q201
B
FM/AM TUNER UNIT
E
A
F
D
TUNER AMP UNIT
MD UNIT
PU UNIT
SW1 PCB
SW2 PCB

13
MEH-P5100R,P5150
5678
5678
D
C
B
A
IC 1903
RS-140
REMOTE CONTROL
SENSOR
OPT IN
SW5V
VCC REM
S0
S1
KEY CONTROLLER,
LCD DRIVER
IC901
PD6277A
AMB/grn
ILB
SW5V
1
5
3
8
4
8
4
6
1
5
KEY MATRIX
4
70
23
1
10
36
88
30
76 NL
FM/AM
ldet
tmute
SD
SL
SDBW
TUNPCE
TUNPCK
TUNPCE2
TUNPDO
TUNPDI
LOCL
ASENBO
TX
RX
IPPW
IN2_L
IN4+_L
IN4–_L
IN3_L
PEE
47
38
74
43
99
97
52
98
94
31
25
86
85
24
3
5
6
4
10
BSCK
65
BSO
67
BRST
68
BRXEN
63
BSRQ
64
X1
16
X2
15
SYSTEM
CONTROLLER
IC 601(1/2)
PE5074A
Q957 B.U
VDD
DALMON
Q959
B.U BUP1
GND1 BACKUP
GND
RL–
RL+
FL–
FL+
RL–
RL+
FL–
FL+
B.REM
B.REM
ILL
ACC
ILL
ACC
TEL MUTE
TEL1
14
15
11
10
8
7
3
4
5
1
1
R
ELECTRICAL VOLUME/
SOURCE SELECTOR
IC 401
PML003AM
SYSTEM
CONTROLLER
IC 601(2/2)
PE5074A
asens 92
bsens 93
isens
asens
bsens
isens
4
TELIN 27
SYSPWR 22
MUTE 28
dsens 2
KYDT 95
DPDT 96
RESET 21
LCDPW 23
SWVDD 1
ILMPW 20
FL 10
RL 11
POWER AMP
IC 301
PAL005A
11
15
22 4 25
9
7
17
19
FL
MUTE STBY B.REM
RL
B.U
TELIN
bsens
asens
ISENS
Q554
Q987
Q553
Q457 MUTE
Q452
CN452
REAR
L CH
4
3
CN901CN903
DSENS
Q901-905
ILLUMINATION
SELECTOR
ILB
LCD901
23
X1901
8
9
12
Q986
Q952
Q988Q953
Q456
B.UVCC
SYSPW
Q804
Q805
Q802
Q803
B.U
Q801
VDD
B.U
RESET
IC 961
S–80834ANUP-EDY VDD
12
RESET
X601
SYSPW
TELIN
SYSPW
CN905
NL2DT
RR
+
RR
-
FR
+
FR
-
FL
+
FL
-
RL
+
RL
-
ACC
GND
ILL
BACK
UP
B.
REM
B.REM
LCD DRIVER
IC902
LC75874W
04
TUNPDIO
26
VCC
Q958
Q551
Q455
LCD
BACK
LIGHT
Q906
DIM
11
27
VDD
69
BSI
67
VDCNT
7
VLCD
C
KEYBOARD UNIT

14
MEH-P5100R,P5150
1234
1234
D
C
B
A
3.2 BLOCK DIAGRAM(MEH-P5150/ES)
ANT1 TV ANT2 TV
RF TV
IC 3
BR9010FV
AM 2ND IF 450kHz
ANTENNA
CN451
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
25 24
32DI/DO 19
46
6
21
18
LDET
COMP
34 33 41 44 11 12 13
69
70
54
78
65
71
75746157554533
35
22
22
25 10 14 12 15 16 8 13 2 3 4
CF202
VCC
LOCL
VDD
Q301
VCC VDD
DI/DO CE2 CK CE1 SDBW SL FMSD
PCE2
TUNPCK
SL
SD
TUNPDIO
NL1 NL2
EEPROM
5
6
4
3
IC 2 PM4008A
FM MPX
IP-BUS
8
5
1
7
11
B.U
ASENBO
TX
RX
IPPW
1
8
2
5
6
IP-BUS DRIVER
IC 962
CA0008AM
B–
B+
BL+
BL–
Q751
Q985
SD
SL
TUN
TUN
TUN
TUN
TUN
LOC
ASE
TX
RX
IPPW
IN2
IN4
IN4
IN3
PEE
38
74
99
97
52
98
94
31
25
86
85
24
3
5
6
4
10
BSC
65
BSO
67
BRS
68
BRX
63
BSR
64
X1
16
X2
15
SP1
BUZZER
X601
14
19
1,2
3
14
Q101 11
5
3
75
17
16
66
34
33
7
1
3
17
15
13
14
10
9
11
12
EJECT
LO –
LO +
F +
T +
LD +
MON
SO –
SO +
DISC
LOAD
HOME
CLMP
2
19 10
1,2
3
CN101
CN301
CN401
Q102
UMD2N
HOLOGRAM
UNIT
FOCUS ACT
TRACKING ACT IC 304
TC7WH34FU
IC 302,303
TC7WT125FU
IC 202
MSM51V4400DP-70TK
IC 102
NJM2115V
M
CRG
MOTOR
MONITOR
DIODE
LASER
DIODE
10
9
7
6
5
4
3
1
13
81
82
79
83
80
33
37
17
35
38
10
BDATA
VDON
MDVD
MDVD
BSRQ
BRST
BSCK
BRXEN
RST
28
96
86
75
95
44
IC 401
BA5985FM
IC 101
CXA2523AR
FEA
AUX
IC 201
CXD2655BR
AUX2
AUX1
X201
13
43
11
X301 IC 301
PD5541B
XOUT
XIN
LDCNT
ESW
DISC
LSW
HOME
CSW
BSO
34
BSI
BSCK
BRXEN
XRST
AOOTL
VREF
VDDSW
MUTE
VDSENSE
VDON
10
15
31
Q301
Q601
VDD
3VD
PVD
PVD
PVD
IC 701
UPC2933T
LOADING
MOTOR
SPDL
MOTOR
10
9
7
6
5
4
3
1
13
DISC
LOAD
HOME
EJCT
CLMP
Q602
bsrq
brst
reset
LOUT
M
M
16
7
9
6
8
10
5
11
4
3
2
1
16
7
9
6
8
10
5
11
4
3
2
1B.U
Q204
CN201
TUNPDIO
RESET
BSI
67
VDC
7
TUNPCE
CN902
1
2
1
2
CN302 CN202
32
Q202
Q202
Q203
Q201
B
FM/AM TUNER UNIT
E
A
F
D
TUNER AMP UNIT
MD UNIT
PU UNIT
SW1 PCB
SW2 PCB

15
MEH-P5100R,P5150
5678
5678
D
C
B
A
SW5V
VCC
S0
S1
KEY CONTROLLER,
LCD DRIVER
IC901
PD6277A
ILB
SW5V
1
5
3
8
4
8
4
6
1
5
KEY MATRIX
70
23
SD
SL
TUNPCE
TUNPCK
TUNPCE2
TUNPDO
TUNPDI
LOCL
ASENBO
TX
RX
IPPW
IN2_L
IN4+_L
IN4–_L
IN3_L
PEE
38
74
99
97
52
98
94
31
25
86
85
24
3
5
6
4
10
BSCK
65
BSO
67
BRST
68
BRXEN
63
BSRQ
64
X1
16
X2
15
SYSTEM
CONTROLLER
IC 601(1/2)
PE5075A
Q957 B.U
VDD
DALMON
Q959
B.U BUP1
GND1
RL–
RL+
FL–
FL+
B.REM
ILL
ACC
TEL
MUTE
TEL1
14
15
11
10
8
7
3
4
5
1
1
R
ELECTRICAL VOLUME/
SOURCE SELECTOR
IC 401
PML003AM
SYSTEM
CONTROLLER
IC 601(2/2)
PE5075A
asens 92
bsens 93
isens
asens
bsens
isens
4
TELIN 27
SYSPWR 22
MUTE 28
dsens 2
KYDT 95
DPDT 96
RESET 21
LCDPW 23
SWVDD 1
ILMPW 20
FL 10
RL 11
POWER AMP
IC 301
PAL005A
11
15
22 4 25
9
7
17
19
FL
MUTE STBY B.REM
RL
B.U
TELIN
bsens
asens
ISENS
Q554
Q987
Q553
Q457 MUTE
Q452
CN452
REAR
L CH
4
3
CN901CN903
DSENS
ILB
LCD901
23
X1901
8
9
Q986
Q952
Q988Q953
Q456
B.UVCC
SYSPW
Q804
Q805
Q802
Q803
B.U
Q801
VDD
B.U
RESET
IC 961
S–80834ANUP-EDY VDD
12
RESET
X601
SYSPW
TELIN
SYSPW
CN905
LCD DRIVER
IC902
LC75874W
04
TUNPDIO
26
VCC
Q958
Q551
Q455
LCD
BACK
LIGHT
Q906
DIM
11
27
VDD
69
BSI
67
VDCNT
7
BACKUP
GND
RL–
RL+
FL–
FL+
B.REM
ILL
ACC
VLCD
C
KEYBOARD UNIT

16
MEH-P5100R,P5150
1234
1234
D
C
B
A
3.3 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)(MEH-P510R/EW)
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
LOAD/EJT
ANTENNA JACK
21
3
5
4
6
21
3
5
4
6
3
5
21
3
5
4
6
21
3
5
4
6
21
3
5
4
6
3.1V
3.1V
5.3V
8.5V
5.4V
5.0V
5.3V
0V
0V
(8.3V)
(7.9V)
VD REGULATOR
IP-BUS
DRIVER
SYSTEM CONTROLLERRDS DECODER
REMOTE CONTROL SENSER
LCD DRIVER
DISPLAY AND
KEY CONTROLLER
FM(100%):-15.5dBs
AM (30%):-26.0dBs
IP BUS(MD 1kHz 0dB):+2.2dBs MD(CD 1kHz 0dB):-0.97dBs
VOL-
TA,NEWS
PTY
EJECT
←
A
B
D
C
TUNER AMP UNIT
FM/AM TUNER UNIT
CN301
KEYBOARD UNIT
D
CN302
C

17
MEH-P5100R,P5150
5678
5678
D
C
B
A
A-b
S-80834ANUP-EDY
10A
>CEK1136
RR
+
RR
-
FR
+
FR
-
FL
+
FL
-
RL
+
RL
-
ACC
GND
B.
REM
BACK
UP
ILM
REAR
PREOUT
L ch
R ch
21
3
5
4
6
21
3
5
4
6
21
3
5
4
6
21
3
5
4
6
21
3
5
4
6
21
3
5
4
6
21
3
5
4
6
21
3
5
4
6
21
3
5
4
6
21
3
5
4
6
21
3
5
4
6
21
3
5
4
6
21
3
5
4
6
21
3
5
4
6
21
3
5
4
6
4.2V
4.2V
4.2V
4.2V 4.2V
4.2V
4.2V
4.2V
4.2V
4.2V
6.9V
6.9V
6.9V
6.9V
6.9V
6.9V
6.9V
6.9V
6.9V
6.9V
6.9V
6.9V
6.9V
6.9V
5.0V
8.5V
5.3V
5.3V
10.6V
11.6V
POWER AMP
VCC 8.5V REGULATOR
MUTE
VDD REGULATOR
RESET
BACK UP SENSE
ACC SENSE
ILLUMINATION SENSE
TELEPHONE MUTE
ELECTRONIC VOLUME
SOURCE SELECTOR
BACK LIGHT REGULATOR
ILLUMINATION
REGULATOR
LCD
BACK
LIGHT
DIMMER
DUAL
ILLUMI-
NATION
SELECTOR
MUTE
MD:-0.97dBs
IP-BUS:+2.2dBs
FM:-15.5dBs
AM:-26.0dBs
MD:+10.1dBs
IP-BUS:+10.3dBs
FM:+7.6dBs
AM:-0.9dBs
MD:+36.1dBs
IP-BUS:+36.3dBs
FM:+33.6dBs
AM:+25.1dBs
VOL+ EQ+
EQ–
SOURCE
12
3
4
56
DISP/CLOCK
FUNC
←
SCROLL
←
←
BAND/
ESC AUDIO
Decimal points for resistor
and capacitor fixed values
are expressed as :
2.2 2R2
0.022 R022
←
←
The >mark found on some component parts indicates
the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of
identical designation.
Symbol indicates a resistor.
No differentiation is made between chip resistors and
discrete resistors.
NOTE :
Symbol indicates a capacitor.
No differentiation is made between chip capacitors and
discrete capacitors.
AC

18
MEH-P5100R,P5150
1234
1234
D
C
B
A
LOAD/EJT
ANTENNA JACK
3.1V 3.1V
5.3V
8.5V
5.4V
5.0V
5.3V
0V
0V
(8.3V)
(7.9V)
VD REGULATOR
IP-BUS DRIVER
SYSTEM CONTROLLERRDS DECODER
FM(100%):-15.5dBs AM (30%):-26.0dBs
IP BUS(MD 1kHz 0dB):+2.2dBs MD(CD 1kHz 0dB):-0.97dBs
A-a
A-a A-b
A
B
CN301
TUNER AMP UNIT
FM/AM TUNER UNIT
1 2 4
5
3
CN302
D
D

19
MEH-P5100R,P5150
5678
5678
D
C
B
A
21
3 5
4 6
21
3 5
4 6
2 4 6 2 4 6 2 4 6
1 3 5
1 3 5 1 3 5
21
3 5
4 6
21
3 5
4 6
21
3 5
4 6
REMOTE CONTROL SENSER
LCD DRIVER
DISPLAY AND KEY CONTROLLER
VOL+
VOL-
3
6
TA,NEWS
PTY
EJECT FUNC
SCROLL
←
←
A-a
A-a A-b
C
KEYBOARD UNIT
6
7
9
10
11
12
13
14
8
15
C

20
MEH-P5100R,P5150
1234
1234
D
C
B
A
S-80834ANUP-EDY
10A
>CEK1136
REAR PREOUT
L ch
R ch
4.2V
4.2V
4.2V
4.2V
4.2V
4.2V
4.2V
4.2V
4.2V
4.2V
6.9V
6.9V
6.9V
6.9V
6.9V
6.9V 6.9V
6.9V
6.9V 6.9V
6.9V
6.9V
6.9V
6.9V
5.0V
8.5V
5.3V
5.3V
POWER AMP
VCC 8.5V REGULATOR
MUTE
VDD REGULATOR
RESET
BACK UP SENSE
ACC SENSE
ILLUMINATION SENSE
TELEPHONE MUTE
ELECTRONIC VOLUME SOURCE SELECTOR
MUTE
MD:-0.97dBs IP-BUS:+2.2dBs FM:-15.5dBs AM:-26.0dBs
MD:+10.1dBs IP-BUS:+10.3dBs FM:+7.6dBs AM:-0.9dBs
MD:+36.1dBs IP-BUS:+36.3dBs FM:+33.6dBs AM:+25.1dBs
A-a A-b
A-b
1 2 4
5
3