Read Panasonic WA-H60CH / WA-H120CH Service Manual online
2-2
SCHEMATIC DIAGRAM OF PO AMP BOARD
TO
CONTROL
BOARD
CN501
CONTROL
BOARD
CN501
(for WA-H120CH)
(for WA-H120CH)
TO
POWER
BOARD
E315
POWER
BOARD
E315
TO
PREAMP
BOARD
CN101
PREAMP
BOARD
CN101
E403
NF ENV+
NC
PF ENV+
PF ENV+
3
ENV OUT+
TH402
D409
D410
R403
3.3K
C412
10/50
R436
470
R430
C408
R426
330
R425
820
R424
620
TH401
68P
470
R437
470
R431
470
R423
22K
C409
68P
C411
10/50
Q404
Q406
Q410
Q403
Q405
Q419
Q417
Q415
Q409
*
R444
WA-H60CH : 0.47 5W
WA-H120CH : 0.22 5W
WA-H120CH : 0.22 5W
*
C405,C406
WA-H60CH : 10/50
WA-H120CH : 1/50
WA-H120CH : 1/50
*
L403
WA-H60CH : OPEN
WA-H120CH : MOUNT
WA-H120CH : MOUNT
*
J410
WA-H60CH : MOUNT
WA-H120CH : OPEN
WA-H120CH : OPEN
*
L404
WA-H60CH : OPEN
WA-H120CH : MOUNT
WA-H120CH : MOUNT
*
J411
WA-H60CH : MOUNT
WA-H120CH : OPEN
WA-H120CH : OPEN
Q418
Q416
Q414
D10
Q407
R3
12K
1/2W
R5
3.9K
C2
1/100
R6
12K
1/2W
OPEN
R7
C3
1000P
R2
2.2K
R4
91K
C1
R1
100P
100K
Q2
Q1
Q3
Q401
Q402
D408
D41
1
D404
D401
D412
D407
D406
D405
D403
Q413
Q411
Q412
D402
Q408
N
C424
1000P
R406
22K
R402
OPEN
C413
0.47/50
R407
47K
R409
2.2K 2W
2.2K 2W
R438
47K
R433
R432
390
R422
220
2W
*
L404
330
*
J411
D11
*
L403
330
R419
100
2W
2W
R412
4.7
L401
10
R401
10
R411
OPEN
R413
820
1
3
2
R414
TS401
*
R444
820
R415
4.7
R405
27
C403
0.047
C402
1
C421
1000P
R441
10
L402
10
R408
10
R410
OPEN
C416
100P
100P
C418
1
C417
1
C426
OPEN
1W
R442
10
1W
C422
1000P
2W
*
J410
R421
100K
R417
39K
R416
39K
R418
100
R404
100K
R435
47K
R434
2.2K
2W
2W
R429
47K
R428
2.2K
R427
220
2W
330
C404
R420
C401
1
C419
1000P
1000P
R439
10 1W
10 1W
R440
C420
OPEN
C425
OPEN
22/100
22/100
C427
OPEN
C428
C414
C423
*
C405
*
C406
22/100
+
-
+
-
+
-
+
-
C407
10/50
+
-
+
-
+
-
C415
22/100
+
-
2
+B
1
4
5
5
E401
COM(GND)
2
SIG
1
V OUT
6
CN401
-B
H
H
2
COM(GND)
3
+B
4
1
COM(GND)
7
V IN
8
NF ENV-
9
PF ENV-
10
NC
11
ENV OUT-
12
-B
13
N
N
C410
22/25
N
Important safety notice
Components identified by " " mark have special characteristics for safety.
When replacing any of these components, use only manufacture's specified parts.
Components identified by " " mark have special characteristics for safety.
When replacing any of these components, use only manufacture's specified parts.
C
B
A
PO AMP BOARD
1
2
3
4
Click on the first or last page to see other WA-H60CH / WA-H120CH service manuals if exist.