Panasonic SA-HT280 Service Manual page 60

G H
E
OPERATION P.C.B.
S957
(PRESET)
S956
(TUNING )
S955
(TUNING )
S969
( HELP/
RESET)
(REP2931B-S)
ELECTRICAL PARTS LOCATION
Ref. No. Lo. No. Ref. No. Lo. No. Ref. No.
SURROUND P.C.B.
B
IC404 3D CN1002B 5B
IC405 5D CN1201 3E
CN1202
IC406 5D 4E
IC407 4D CN1203 5E
IC1204 3C CN1204 7E
IC1205 4C JK403 2D
IC1206 7B JK1301 2C
IC1207 7C JK1302 2C
IC1701 8D JK1303 2B
IC1901 6C E1301 2C
Q1701 E1701
8E 8C
Q1702 8C W1205 3B
Q1703 8E R403 2D
Q1901 7D R404 2D
Q1902 7D R438 3D
D1705 8E R439 2E
D1706 8B R444 4E
R445
D1901 7D 4E
D1902 7D R446 4E
D1903 7E R478 4D
D1905 6D R482 4D
L1303 2B R483 3E
L1901 7C R484 3D
Z1301 6B R485 3E
Z1302 6B R486 5D
Z1303 5B R488
3C
Z1304 5B R489 6E
Z1305 4B R490 5D
Z1306 4B R491 6E
Z1307 4B R1206 4C
Z1308 5B R1227 3C
CF1901 6C R1228 3C
R1233
CN702 8B 3B
CN1001B 6B R1234 3C
E OPERATION P.C.B.
D939 2K S950 3K
D940 2K S951 4I
D941 2K S952 2I
VR902 2J S953 2I
I
S952
(-DSP ON/DEFEAT)
1 2 3 4 5 6 7 8 9 10 11
S953
(LPF)
(SUB WOOFER)
S954
(LEVEL)
S967
(SPEAKERS B)
S951
(SPEAKERS A)
Ref. No. Lo. No.
Lo. No. Ref. No.
R1235 3C R1308 2C R1925
R1236 3C R1309 3B R1926
R1237
3C R1310 2D R1928
R1240 3C R1701 8C R1929
R1241 2C R1702 8C R1930
R1242 4C R1707 8E R1931
R1247 2C R1708 6E R1932
R1248 4C R1709 7E R1933
R1249 3C R1710 8E R1934
R1250 4C R1711 8D R1935
R1251 R1712 R1936
3C 8D
R1257 3E R1715 8D R1937
R1258 3D R1901 6C R1938
R1259 3D R1902 7D R1939
R1260 4C R1903 7D R1940
R1261 7E R1904 7D R1941
R1262 7E R1905 7D R1942
R1263
7B R1906 6C R1943
R1264 8B R1907 6C R1945
R1265 7B R1909 6B R1946
R1266 7B R1910 7C C439
R1267 7B R1911 7C C441
R1268 7C R1912 7C C442
R1269 7C R1913 7C C443
R1270 7C R1914 7C C444
R1271 R1915 C472
8B 5C
R1272 7B R1916 6D C475
R1301 2C R1917 7D C476
R1302 2C R1918 7D C477
R1303 2C R1919 7D C478
R1304 2B R1920 7D C479
R1305 2B R1922 6D C481
R1306 C482
2B R1923 6D
R1307 2C R1924 6D C484
S954 3I S967 3I R940
S955 3H S969 3H R941
S956 2H W354 2J R950
S957 2H R939 2K R951
J K
D939
W354
(SFC)
D940
(SURROUND)
(DSP)
D941
(STEREO)
1
3
2
VR902
(DSP)
S950
(POWER)
Lo. No. Ref. No. Lo. No. Ref. No.
6C C485 5D C1251
6C C486 4D C1252
6D C487 5E C1260
5C C488 4E C1261
5C C489 5E C1262
5C C490 6D C1263
5C C491 6E C1264
5C C492 5D C1265
5C C493 4E C1266
7E C494 4D C1267
C499 C1268
7E 5D
7E C980 4D C1269
7E C1215 3B C1270
6E C1223 3B C1271
5C C1224 3B C1272
6E C1225 3B C1296
6C C1226 2C C1301
5C C1227 3C C1302
4B C1228 3C C1303
7C C1229 3C C1304
3D C1230 3C C1305
2D C1231 3B C1306
2D C1232 3C C1307
3D C1233 4C C1308
3D C1234 4C C1309
C1235 C1310
5C 2B
5D C1237 2B C1313
6D C1238 4C C1318
5D C1239 3C C1319
6D C1241 3C C1320
4C C1243 3D C1702
3E C1244 3D C1705
3E C1245 3E C1706
5D C1246 4C C1707
2K R952 2I R956
2K R953 3I R967
3J R954 3H R968
2I R955 2H
L
Ref. No. Lo. No.
Lo. No.
4C C1710 8D
4C C1711 8E
7B C1901 7C
7D C1902
7C
7E C1903 6C
7B C1904 7D
7C C1905 7D
7B C1906 6C
7C C1907 7D
6B C1908 7D
C1909
6B 5C
7B C1910 6B
7B C1911 5C
7B
7B
4C
2C
2C
2C
2B
2B
2B
2C
2C
2C
2C
6B
2B
2D
2D
8B
8D
8E
8E
2H
3I
3I