SA-PM38DBEB, SA-PM38EG, SA-PM38EF, SA-PM38EB, SA-PM38EP - Panasonic Audio Service Manual Supplement (repair manual)

sa-pm38dbeb, sa-pm38eg, sa-pm38ef, sa-pm38eb, sa-pm38ep service manual supplement

Model: SA-PM38DBEB SA-PM38EG SA-PM38EF SA-PM38EB SA-PM38EP
Pages: 26
Size: 1.61 MB
Type: PDF
Document: Service Manual Supplement
Brand: Panasonic
Device: Audio / CD STEREO SYSTEM
File: sa-pm38dbeb-sa-pm38eg-sa-pm38ef-sa-pm38eb-sa-pm38e.pdf
Date: 2018-11-20

Next: Panasonic SA-PM38EG / SA-PM38EF / SA-PM38EB / SA-PM38EP Service Manual Parts change notice

Read Panasonic SA-PM38DBEB / SA-PM38EG / SA-PM38EF / SA-PM38EB / SA-PM38EP Service Manual Supplement online

PSG0907053SE
CD Stereo System
Model No.
SA-PM38DBEB
SA-PM38EG
SA-PM38EF
SA-PM38EB
SA-PM38EP
Product Color:  (K)...Black Type

Subject :  Schematic Diagram / Printed Circuit Board / Replacement Parts List
(Updates)
TABLE OF CONTENTS
PAGE
PAGE

1 Notes ----------------------------------------------------------------- 2
2 Schematic Diagram ---------------------------------------------- 3
2.1. CD SERVO CIRCUIT (For DBEB) -------------------- 3
2.2. CD SERVO CIRCUIT (For EG/EF/EB/EP)---------- 4
2.3. MAIN CIRCUIT (For DBEB) ---------------------------- 5
2.4. MAIN CIRCUIT (For EG/EF/EB/EP) ------------------ 8
2.5. PANEL CIRCUIT and HEADPHONE CIRCUIT
(For DBEB)-------------------------------------------------11
2.6. PANEL CIRCUIT and HEADPHONE CIRCUIT
(For EG/EF/EB/EP) --------------------------------------12
2.7. USB CIRCUIT (For DBEB)-----------------------------13
2.8. USB CIRCUIT (For EG/EF/EB/EP) ------------------14
2.9. iPod CIRCUIT, POWER CIRCUIT and DAB
EXTENT CIRCUIT (For DBEB) -----------------------15
2.10. iPod CIRCUIT and POWER CIRCUIT (For
EG/EF/EB/EP)---------------------------------------------16
2.11. TRANSFORMER CIRCUIT (For EG/EF/EB/
EP) -----------------------------------------------------------17

3 Printed Circuit Board-------------------------------------------18
3.1. CD SERVO P.C.B. and TRANSFORMER (For
DBEB)------------------------------------------------------- 18
3.2. CD SERVO P.C.B. and TRANSFORMER (For
EG/EF/EB/EP) -------------------------------------------- 19
3.3. MAIN P.C.B., DAB MODULE P.C.B. and DAB
EXTENT P.C.B. (For DBEB) -------------------------- 20
POWER P.C.B. (For DBEB) --------------------------- 22
POWER P.C.B. (For EG/EF/EB/EP) ---------------- 23
3.7. iPod P.C.B. and USB P.C.B. (For DBEB) ---------- 24
3.8. iPod P.C.B. and USB P.C.B. (For EG/EF/EB/
EP)----------------------------------------------------------- 25

4 Replacement Parts List --------------------------------------- 26

Please file and use this supplement manual together with the service manual for
Model No. SA-PM38EG/EF/EB/EP-K, Order No. PSG0902026CE
Model No. SA-PM38DBEB-K, Order No. PSG0903005CE

2
1 Notes

Background:
This supplement includes additional and revised contents to the original service manual for below sections:-
1. Update to Schematic Diagram (CD Servo, Main, Panel, USB, Power, Transformer Circuit)
2. Update to Printed Circuit Board (Main, USB, Panel, Headphone, Power, Transformer P.C.B.)
3. Update to Replacement Parts List

3
2 Schematic Diagram
2.1.
CD SERVO CIRCUIT (For DBEB)
With reference to original service manual (section 19.1) on page 72 for Model No. SA-PM38DBEB-K
A
A
 CD SERVO CIRCUIT
SCHEMATIC DIAGRAM - 1
 SA-PM38DBEB CD SERVO
 CIRCUIT
B
TO
MAIN CIRCUIT
(CN370)
IN SCHEMATIC
DIAGRAM - 4
: CD AUDIO INPUT SIGNAL LINE
: +B SIGNAL LINE
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
D
E
F
H
G
C
C7223
50V4.7
50V1
C7227
50V1
C7228
1K
R7217
C7218
0.082
820
R7212
C7217
0.1
C7225
1000P
R7218
1K
C7226
1000P
100
R7221
C7230
0.1
C7231
6.3V220
82K
R7211
0.1
C7263
LB7262
0
0
0
LB7264
LB7263
C7241
1000P
C7216
680P
C7244
0.015
C7102
0.47
0.1
C7204
6.3V10
C7235
C7161
0.1
C7234
0.1
C7203
6.3V220
C7315
0.47
88
C7339
0.018
10K
R7328
3.3K
R7315
R7330
5.6K
10K
R7111
C7142
3300P
C7221
15P
C7222
15P
10
C7164
10
C7165
C7232
6.3V220
1K
R7254
470P
C7253
C7166
0.01
0.1
C7233
10
R7253
R7214
470
1M
R7220
H0H169500013
X7201
S7202
CD OPEN
0.1
C7243
6
5
8
9
11
12
10
18
15
17
16
20
19
13
14
7
2
1
4
3
22
22
1
21
CN7002
S7201
REST
0.022
C7107
C7155
0.1
0.1
C7154
C7264
0.1
79
77
76
78
49
47
48
50
74
71 72
67 68
56
55
58
57
52
51
54
53
65 66
61 62
59 60
64
63
70
69
73
75
10
8
7
9
12 11
99
100
95
94
96
97
90
91
89
93
92
98
4
6
5
2
1
3
81
82
80
86
87
88
84
83
85
45
19
17
15 14
16
18
43
23
21 20
22
41
24
39
37
33
35
34
29
30
27
26
28
32
31
36
38
25
40
42
44
13
46
MN6627954AMA
IC7001
C7601
6.3V33
4.7
R7601
C7614
6.3V100
C7670
0.1
C7626
0.1
B1ADCF000001
Q7601
5.6
R7650
LASER POWER DRIVE
+
M7302*
SPINDLE MOTOR
4CH DRIVER
39
+
M7301*
TRAVERSE MOTOR
C7334
10V220
C7335
0.1
C7613
0.1
6
5
8
9
10
12
11
7
2
1
4
3
14
13
16
15
CN7001
TO
OPTICAL
PICKUP UNIT
28 (VREF)
100
R7335
10
R7336
1K
R7332
27K
R7331
6.8K
R7323
330
R7325
1K
R7327
18K
R7349
1K
R7329
C7352
0.018
C7338
0.027
1K
R7339
GND1
19
18
17
20
15
16
14
12
9
8
11
10
13
22
23
30
21
28
27
24
25
26
2
1
6
7
29
3
4
5
IC7002
BA5948FPE2
A. GND
LCH OUT
TX
MCLK
RST
3.3V
STAT
7.5V
MLD
LD SW
P. GND
D. GND
BLKCK
MDATA
3.3V
REST SW
LOADING
CD OPEN SW
RCH OUT
SRDATA (ST_IN)
BCLK (ST_CLK)
LRCK (ST_REQ)
[51] ARFIN
IREF
OUTR
OUTL
TX
MLD
MCLK
NRST
STAT
FLAG
PLLF
DVDD2
AVSS1
DVSS3
BLKCK
MDATA
AVDD1
PLLF0
ARFFB
[52] DSLF
[74]
SMCK
[75]
PMCK
[1]
A9
[2]
A11
[24] TRP
SERVO PROCESSOR
[25] FOP
RFIN
X2
X1
NTEST2
A
B
F
E
D
C
PD
LD
D5
D7
D8
D9
D15
D13
D11
D10
D12
D14
D6
SDRCK
DRVDD
VREF
TRVP
BA1
A0
A2
A4
A6
A8
A7
A5
A3
A1
A10
NWE
BA0
PC
NRAS
NCAS
PRAMVDD33
PRAMVDD15
PRAMVSS33
SPOUT
NTEST
D1
D3
D4
D0
D2
CENV
AVDD2
RFENV
AVSS2
IODD2
DVSS1
DVDD1
OSCIN
RFOUT
IODD1
DVSS2
DQSYTXT
ARFDC
NSRVMONON
EXT1 / LRCK (ST_REQ)
EXT2 / BCLK (ST_CLK)
EXT0 / SRDATA (ST_IN)
F
A
B
E
GND
T-
F-
F+
T+
LPD
VREF
LD GND
GND (GUARD)
GND (GUARD)
LD
VCC
ARFOUT
PVCC1
D4+
D1-
PVCC2
NC
NC
NC
NC
NC
NC
NC
IN2
NC
PC1
PC2
IN1
GND
PGND1
FO GAIN
GND
IN4
IN3
VCC
VREF
PGND2
D3+
D2-
D3-
D2+
D1+
D4-
CTRCRS
TRV GAIN
SRVMON0
SRVMON1
TP
90
TP
TP
38
TP
36
TP
37
TP
TP
50
TP
51 (ARF)
TP
24
TP
19
TP
16
TP
14
TP
18
TP
4
TP
3
TP
2
TP
1
TP
87
TP
86
TP
10
TP
11
TP
31
TP
13
TP
9
TP
8
TP
7
TP
12
TP
17
TP
89
TP
MAZ80560ML
MAZ8056GML
D7650
CHANGE

4
2.2.
CD SERVO CIRCUIT (For EG/EF/EB/EP)
With reference to original service manual (section 19.1) on page 66 for Model No. SA-PM38EG/EF/EB/EP-K
A
A
 CD SERVO CIRCUIT
SCHEMATIC DIAGRAM - 1
 SA-PM38EB/EG/EF/EP CD SERVO
 CIRCUIT
B
TO
MAIN CIRCUIT
(CN370)
IN SCHEMATIC
DIAGRAM - 4
: CD AUDIO INPUT SIGNAL LINE
: +B SIGNAL LINE
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
D
E
F
H
G
C
C7223
50V4.7
50V1
C7227
50V1
C7228
1K
R7217
C7218
0.082
820
R7212
C7217
0.1
C7225
1000P
R7218
1K
C7226
1000P
100
R7221
C7230
0.1
C7231
6.3V220
82K
R7211
0.1
C7263
LB7262
0
0
0
LB7264
LB7263
C7241
1000P
C7216
680P
C7244
0.015
C7102
0.47
0.1
C7204
6.3V10
C7235
C7161
0.1
C7234
0.1
C7203
6.3V220
C7315
0.47
88
C7339
0.018
10K
R7328
3.3K
R7315
R7330
5.6K
10K
R7111
C7142
3300P
C7221
15P
C7222
15P
10
C7164
10
C7165
C7232
6.3V220
1K
R7254
470P
C7253
C7166
0.01
0.1
C7233
10
R7253
R7214
470
1M
R7220
H0H169500013
X7201
S7202
CD OPEN
0.1
C7243
6
5
8
9
11
12
10
18
15
17
16
20
19
13
14
7
2
1
4
3
22
22
1
21
CN7002
S7201
REST
0.022
C7107
C7155
0.1
0.1
C7154
C7264
0.1
79
77
76
78
49
47
48
50
74
71 72
67 68
56
55
58
57
52
51
54
53
65 66
61 62
59 60
64
63
70
69
73
75
10
8
7
9
12 11
99
100
95
94
96
97
90
91
89
93
92
98
4
6
5
2
1
3
81
82
80
86
87
88
84
83
85
45
19
17
15 14
16
18
43
23
21 20
22
41
24
39
37
33
35
34
29
30
27
26
28
32
31
36
38
25
40
42
44
13
46
MN6627954AMA
IC7001
C7601
6.3V33
4.7
R7601
C7614
6.3V100
C7670
0.1
C7626
0.1
B1ADCF000001
Q7601
5.6
R7650
LASER POWER DRIVE
+
M7302*
SPINDLE MOTOR
4CH DRIVER
39
+
M7301*
TRAVERSE MOTOR
C7334
10V220
C7335
0.1
C7613
0.1
6
5
8
9
10
12
11
7
2
1
4
3
14
13
16
15
CN7001
TO
OPTICAL
PICKUP UNIT
28 (VREF)
100
R7335
10
R7336
1K
R7332
27K
R7331
6.8K
R7323
330
R7325
1K
R7327
18K
R7349
1K
R7329
C7352
0.018
C7338
0.027
1K
R7339
GND1
19
18
17
20
15
16
14
12
9
8
11
10
13
22
23
30
21
28
27
24
25
26
2
1
6
7
29
3
4
5
IC7002
BA5948FPE2
A. GND
LCH OUT
TX
MCLK
RST
3.3V
STAT
7.5V
MLD
LD SW
P. GND
D. GND
BLKCK
MDATA
3.3V
REST SW
LOADING
CD OPEN SW
RCH OUT
SRDATA (ST_IN)
BCLK (ST_CLK)
LRCK (ST_REQ)
[51] ARFIN
IREF
OUTR
OUTL
TX
MLD
MCLK
NRST
STAT
FLAG
PLLF
DVDD2
AVSS1
DVSS3
BLKCK
MDATA
AVDD1
PLLF0
ARFFB
[52] DSLF
[74]
SMCK
[75]
PMCK
[1]
A9
[2]
A11
[24] TRP
SERVO PROCESSOR
[25] FOP
RFIN
X2
X1
NTEST2
A
B
F
E
D
C
PD
LD
D5
D7
D8
D9
D15
D13
D11
D10
D12
D14
D6
SDRCK
DRVDD
VREF
TRVP
BA1
A0
A2
A4
A6
A8
A7
A5
A3
A1
A10
NWE
BA0
PC
NRAS
NCAS
PRAMVDD33
PRAMVDD15
PRAMVSS33
SPOUT
NTEST
D1
D3
D4
D0
D2
CENV
AVDD2
RFENV
AVSS2
IODD2
DVSS1
DVDD1
OSCIN
RFOUT
IODD1
DVSS2
DQSYTXT
ARFDC
NSRVMONON
EXT1 / LRCK (ST_REQ)
EXT2 / BCLK (ST_CLK)
EXT0 / SRDATA (ST_IN)
F
A
B
E
GND
T-
F-
F+
T+
LPD
VREF
LD GND
GND (GUARD)
GND (GUARD)
LD
VCC
ARFOUT
PVCC1
D4+
D1-
PVCC2
NC
NC
NC
NC
NC
NC
NC
IN2
NC
PC1
PC2
IN1
GND
PGND1
FO GAIN
GND
IN4
IN3
VCC
VREF
PGND2
D3+
D2-
D3-
D2+
D1+
D4-
CTRCRS
TRV GAIN
SRVMON0
SRVMON1
TP
90
TP
TP
38
TP
36
TP
37
TP
TP
50
TP
51 (ARF)
TP
24
TP
19
TP
16
TP
14
TP
18
TP
4
TP
3
TP
2
TP
1
TP
87
TP
86
TP
10
TP
11
TP
31
TP
13
TP
9
TP
8
TP
7
TP
12
TP
17
TP
89
TP
MAZ80560ML
MAZ8056GML
D7650
CHANGE

Display

1
2
3
4
...
6
7
8
9
10

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SA-PM38DBEB / SA-PM38EG / SA-PM38EF / SA-PM38EB / SA-PM38EP Service Manuals

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