File name 29JF76SC.PDF29JF-76E
SCHEMATIC DIAGRAM OF MOTHER BOARD UNIT (F7351N1A)
(G) PLGN0207 (SWRC) GN0441 (OPC) GN341
N
(AA) GN0360
C702 10nF (250V) KZ0029CE
R755 100 (1/2W) XZ0224BM POR701 P0001BM Q707 BT134W SX0003BM IC709 TLP165J FX0111
R756 1K8
JF902
C351 220uF (25V)
1
C904 1K5 R901 22K Q902 TX0232 R906 2M2 D903 EX0421BM .
2
3
4
+5V +5VSTBY
3
.
2
1
R1013 100
3
2
1
R329 150
3
2
1
10nF C380
3
2
1
R351 27K 20 19 18 17 16 15 14 13 12 11 R375 15K
IC301 TDA7480
1 2 3 4 5 6 7 8 9 10
C363 220uF (25V)
C364 100nF C354 (25V) 100pF
R352 12K
L352 680K P0195CE
JF56
JF55
.
JF58
C748 220uF (25V) C902 22uF (25V) D711 DX0045
+16V
Q706 BC557C TX0230 . D1017 B5V1 EX0480BM (2%) R707 1M
+3,3VSTBY
. R1099 100
-13V
Q1002 BC847B TX0232 LED R1036 4K7 LEDOPC R1037 1K L318 22uH (CF) . R328 150 C1043 1nF C1044 1nF
C714 680
R903 Q901 TX0232 C905 470nF 1K
D901 DX0551 R904 27K C903 0.47uF (50V)
R909 100
M
R907 100K
R758 82R (1/3W) XZ0123BM
C1022 +5VSTBY 10uF (50V) .
IC706 L4931CV33 IX1846
R772 8,2 (2W) R759 10 (2W) PRDAR5531BMFW R1019 27K
R1017 15K
Q1003 BC847B TX0232
R337 10 (RA)
R338 220 C388 330nF (FZ)
R339 220 C389 330nF (FZ)
C1031 330uF (6.3V)
Q306 BC857B TX0243
JF4 R385 1M R350 2K2
C356 330nF (FZ)
C357 1nF HB
C359 4.7nF (HB)
GN0441CE
OUT L
4 3 2 1
R384 22K
+13V
.
+12V
R730 4K7 (15W) D702 GPP20J DX0641BM VR701 VX0035BM C746 330nF (275V) FZ0188BM C703 10nF 250V KZ0029CE C704 10nF 250V KZ0029CE D701 GPP20J DX0641BM D703 GPP20J DX0641BM R712 390K (TQ) R783 220K D704 GPP20J DX0641BM C706 680nF (400V) R706 390K (TQ) .
C387 100nF
1
2
3
.
C382 100nF
JF11 C370 330nF (FZ)
R380 18K
+5V
. R797 1R5 (1/2W) XZ0202
C1045 100pF
L
R705 8K2
C712 1uF (160V)
IC708 LM317T IX1878
PRDAR5531BMFW
R331 2K7 C385 220nF C383 1nF R335 100K C386 220nF R336 100K C384 1nF
R332 2K7
C371 1nF HB
R374 15K
C374 4.7nF (HB)
R357 150
R387 100
11
12
R714 0.56 (3W)
3
1
2
. R1025
+1.8V
KEY IR
21
HEADR HEADL
22
MUTE SC4INR PROT SC4INL
R713 10K
T702 Z0586BM
6
C743 100nF (25V)
R1026 560 (1%)
1K (1%)
C752 10uF (16V )
+13V
.
D741 C4V3 EX0543BM
1 Q720 BC847B TX0232 FB703 LN0091GE R711 10 Q701 2SK2543 TX0245BM
IC503 BA4558
R796 1 (1/2W) XZ0200 1 +VS 8 7 6 -VS 5
.
-13V
C536 1000uF (25V)
D707 DX0551
R753 2K2 Q704 BC857B TX0243
R752 10K
4
3
2
1
37 38
3 D712 BYV28-600 DX0618BM C798 220pF (2KV) KZ0035CE C713 68uF (450V) EZA036WJ
IC704 LM4931CV33 IX1846
1 1
2 2
2 3 4 3 C742 22uF VPROT
IC701 BA10393 IX1556
R786 1K8 Q712 BC857B TX0243 D716 B6V2 EX0584BM R716 R710 330K (TQ) (1%) R709 330K (TQ) (1%) Q721 BC857B TX0243
+VS
R526 12K
Q502 2SA1905Y 2SA1905Y C522 100nF (25V)
+16V
. R738 150 (1/2W) R506 1K JF23 D507 C27 EX0562 Q503 N06-90L TX0239 C304 10uF (16V)
R304 100
R303 100
R306 100K
FI R302 R301 100 100 C301 10uF
1nF HB
25 24
. . . . . . . .
-13V
. C526 1000uF (25V)
R701 22K
D714 C6V8 EX0548BM
5
6
7
8
C756 100nF
C754 100nF
3
.
+3.3Vb
.
R514 560
C741 470nF (16V)
-13V
R515 1K2
+5V 13
R509 39K
VH(1.2kV)
J
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