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A
B
8
C300
0.1 B
W841
C301
100P CH
W883
7
C356
100P CH
W806
6
FROM STEREO
SP_AUDIO_OUT_L
SP_AUDIO_OUT_R
5
FROM POWER
R311
10K
SOUND+B
P.CON+5V
AT+5V
POWER_ON-H
SOUND_GND
GND
4
W884
FROM/TO AV JACK/SWITCH
HP_A_L
HP_A_R
HP_IN
3
FROM/TO MICON
POWER_ON-H
HP_MUTE
HP_IN
FROM SCALER
4.8
R325
2
0
AUDIO_MUTE_SW
10K
0
MUTE SW
Q301
KRC102SRTK
GND
1
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A
B
G-11
C
SOUND AMP/HEADPHONE AMP SCHEMATIC DIAGRAM
17
R321
C320
4.7K
0.47 B
W886
5.0
C364
5.0
5.0
0.1 B
2.5
3.5
MUTE SW
Q300
MUTE SW
0
KRC102SRTK
C363
Q321
KRA101SRTK
25V
C365
18
R341
C319
4.7K
0.47 B
R327
C327
4.7K
0.47
B
D301
B305
EC11FS2-TE12L
HCB1608KF-181T20
HEADPHON AMP IC
IC300
NJM2151AV(TE1)
R308
HP.V+
1K
C307
C309
VR
16V
22
KA
470P CH
R300
560
C311
VR
470P CH
C318
SP.V
16V
22
KA
C315
0.1 F
C316
0.1 F
C317
0.1 F
HP.SUSPEND
R301
10K R303
SP.SUSPEND
10K
ATTENTION
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
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
C306
C308
0
0
VSSD/HW
VSSD/HW
0.1
B
0.1
B
4.8
3.4
IN1P
OSCIO
NC
2.0
12.0
IN1N
HVP1
2.7
B306
25.0
NC
DIAG
VDDP1
W4BRH3.5X6X1.0
C369
4.8
28.0
ENGAGE
SCOT1
0.015 B
3.5
37.0
POWERUP
OUT1
R340
0
0
OGND
V3BP
1M
2.4
11.0
VDDA
STR1
C360
0
11.0
VSSA
STR2
0.1 B
R328
4.4
0
OSCREF
VSSP2
R339
39K
12.0
27.0
1M
HVPREF
OUT2
47
YK
C377
2.0
37.0
INREF
SCOT2
0.015
B
0
25.0
0.1 B
NC
NC
VDDP2
3.4
12.0
IN2N
HVP2
2.0
2.7
IN2P
DREF
0
0
VSSC/HW
VSSD/HW
0
0.7
0
KTC3875S_Y_RTK
C333
10V
220
YK
C334
10V
220
YK
:LES PIECES REPAREES PAR UN
ETANT
CAUTION
:SINCE THESE PARTS MARKED BY
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
15
L300
22uH7313NH
B301
W4BRH3.5X6X1.0
B302
W4BRH3.5X6X1.0
B303
W4BRH3.5X6X1.0
B304
W4BRH3.5X6X1.0
16
L302
22uH7313NH
12.0
0
SW
Q303
0
KTC3875S_Y_RTK
SW
Q302
12.0
0
SW
Q304
KTC3875S_Y_RTK
0
CAUTION: DIGITAL TRANSISTOR
CAUTION: DIGITAL TRANSISTOR
ARE
F
G
H
8
7
FINAL LINE S/SKD
SP301
CD302
FB136N4-A1
CU147501
SPEAKER
CP301
A2502WV2-4P
SP OUT L+
1
1
(L)
SP OUT L-
2
2
4 OHM 10W
SP OUT R-
3
3
6
SP OUT R+
4
4
SP302
FB136N4-A1
SPEAKER
TR302_1
HF70T22*10*14
5
4
3
2
PCBF40
CMF093
1
H
G-12
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