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A
B
8
C300
50V
0.1
B
W936
W806
W841
7
W885
W883
W905
FROM/TO SCALER
R302
SP_AUDIO_OUT_L
4.7K 1/4W
6
R306
SP_AUDIO_OUT_R
4.7K 1/4W
5
FROM/TO POWER3
SOUND+B
GND
AT+5V
P.CON+9V
SOUND_GND
W884
W876
4
W889
W928
W929
FROM/TO AV JACK/SWITCH
HP_A_L
HP_A_R
3
FROM/TO SCALER
SYS_POWER_H
HP_MUTE
AUDIO_MUTE
0
4.8
R325
4.8
4.7K
2
0
0
0
MUTE SW
MUTE SW
Q301
Q302
KRC102SRTK
KTA1504S_Y_RTK
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A
B
G-9
C
SOUND AMP/HEADPHONE AMP SCHEMATIC DIAGRAM
20
R315
C320
4.7K
0.47 B
B306
W4BRH3.5X6X1.0
W886
R329
4.7K
POWER UP
5.0
Q300
4.8
KRC102SRTK
R311
4.8
3.3
5.0
POWER UP
10K
Q321
0
KRA101SRTK
25V
21
R317
C319
4.7K
0.47 B
R327
C327
4.7K
0.47 B
D301
B305
EC11FS2-TE12L
HCB1608KF-181T20
R308
HEADPHON AMP IC
IC300
8.2K
NJM2151AV(TE1)
C307
C309
VR
16V
22
KA_P
470P
R300
CH
560
C311
VR
470P
C318
CH
16V KA_P
22
C315
0.1 F
C316
0.1 F
C317
0.1 F
R301
HP.SUSPEND
10K
R303
SP.SUSPEND
10K
CAUTION
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
C
D
E
(MAIN PCB)
SOUND AMP IC
IC301
TDA8932T
C329
C332
0
0
VSSD/HW
VSSD/HW
50V
0.1
B
50V
0.1
B
4.9
2
IN1P
OSCIO
NC
2
11.8
IN1N
HVP1
2.7
23.8
DIAG
VDDP1
NC
C369
5
21.6
ENGAGE
SCOT1
0.015 B
5.1
11.3
POWERUP
OUT1
R340
0
0
OGND
V3BP
1M
23.8
11.2
VDDA
STR1
C331
C364
0
11.2
50V
0.1
B
VSSA
STR2
0.1 B
R328
4.4
0
OSCREF
VSSP2
39K
C363
11.9
11
R339 1M
HVPREF
OUT2
47
YK_P
C365
C377
2
21.9
INREF
SCOT2
0.1 B
0.015 B
0
23.8
NC
VDDP2
NC
2
11.9
IN2N
HVP2
2
4.82
IN2P
DREF
0
0
VSSC/HW
VSSD/HW
0
0
0
SW
HP.V+
0.7
Q303
0
KTC3875S_Y_RTK
C333
10V
220
YK_P
C334
10V
220
YK_P
SP.V
ATTENTION
:LES PIECES REPAREES PAR UN
:SINCE THESE PARTS MARKED BY
ARE
DANGEREUSES AN POINT DE VUE SECURITE
CRITICAL FOR SAFETY,USE ONES
N'UTILISER QUE CELLS DECRITES
DESCRIBED IN PARTS LIST ONLY
DANS LA NOMENCLATURE DES PIECES
D
E
F
G
L300_1
22
B303
W4BRH3.5X6X1.0
22uH 1315
B302
W4BRH3.5X6X1.0
B301
W4BRH3.5X6X1.0
23
B304
W4BRH3.5X6X1.0
L302_1
22uH
1315
12.0
SW
Q304
KTC3875S_Y_RTK
12.0
0
SW
Q305
0
KTC3875S_Y_RTK
CAUTION: DIGITAL TRANSISTOR
ETANT
F
G
H
8
7
FINAL LINE S/SKD
SP301
CD302
FB136N4-A1
CP301
CU147501
SPEAKER
A2502WV2-4P
SP OUT L+
1
1
(L)
SP OUT L-
2
2
4 OHM 12W
SP OUT R-
3
3
SP OUT R+
4
4
SP302
FB136N4-A1
6
SPEAKER
5
4
3
2
CAUTION: DIGITAL TRANSISTOR
1
PCBF40
CMF111
H
G-10
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