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A
B
8
FROM/TO AV JACK
SW_YUV1/2
FROM/TO AV SWITCH
SIDE_S_SW
REMOCON_IN
STANDBY_LED
SW_YUV_Y
SW_YUV_PB
SW_YUV_PR
DTUNER_H
DVD_Y
7
DVD_C
FROM/TO AV JACK2
SW_SPDIF
EXT_MUTE
FROM/TO TUNER
DTUNER_SPDIF
AFT
6
AFT_1
AFT_2
FROM/TO SOUND AMP/HEADPHONE
HP_MUTE
AUDIO_MUTE
HP_IN
POWER_ON-H
5
FROM/TO POWER
PSU_ACD/P.FAIL
PSU_5VD/DSR/LIGHT_CTL
VS_ON/LCDON
RLY_ON/LCD-H
POWER_ON-H
STANDBY_LED
AT+5V
AT+3.3V
P.CON+5V
P.CON+9V
GND
4
MUTE SW
Q4404
KRC104SRTK
0
2.6
3.2
R4428
FROM/TO STEREO
4.7K
3
DVD_A_OUT_R
MUTE SW.
Q4407
KRA101SRTK
5.0
5.0
MUTE SW
Q4405
-0.2
KTC3875S_Y_RTK
0
R4426
-0.3
5.0
68K
0
DVD_A_OUT_L
0
2
R4425
-0.3
68K
0
MUTE SW
Q4406
KTC3875S_Y_RTK
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A
B
H-25
C
SWITCH/AMP SCHEMATIC DIAGRAM
SPIF_134
DTUNER_SPDIF
SW_SPDIF
R4433
R4436
C4439
1K
10K
0.001 B
C4434
R4440
R4432
10K
100
50V
22
YK
5.8
5.8
5.8
0
1
2
3
4
-
+
+
W909
-
0
8
7
6
5
0
R4441
MUTE SW.
9.0
5.8
5.8
5.8
Q4408
C4430
R4431
47K
KRC103SRTK
100
50V
22
YK
C4441
0.001 B
R4435
R4437
1K
10K
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
(AV PCB)
DIGITAL AUDIO SW
IC4405
SN74LVC1G3157DCKR
R4457
B2
S
100
GND
VCC
R4456
R4458
B1
A
100
100
C4447
R4443
R4450
R_AUDIO
10
10K
10K
16V
KANP
C4459
R4446
R4451
L_AUDIO
47K
10K
16V
10
KANP
R4447
10K
CAUTION
:SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
D
E
F
G
EXT_MUTE
AT+5V
DTUNER_H
AT+3.3V
FROM/TO SCALER(2/3)
Q4402
(CP802)
KRA102SRTK
STANDBY_LED
STANDBY LED
30
REMOCON_IN
REMOCON IN
29
AFT
AFT
28
LEVEL SHIFT
NC
AGC
27
W876
HP_MUTE
Q4403
26
HP_MUTE
KRC102SRTK
AUDIO_MUTE
AUDIO_MUTE
25
24
EXT_MUTE
23
GND
SW_YUV_PB
22
SCART1_B
GND
21
SW_YUV_Y
20
SCART1_G
19
GND
SW_YUV_PR
18
SCART1_R
17
GND
AFT_2
AFT_2
16
15
GND
NC
D_IN_1
14
NC
D_LINE3_2
13
NC
12
SC2 CVBS_OUT-H
PSU_ACD/P.FAIL
11
POWER_FAIL
POWER_ON-H
10
POWER_ON-H
AFT_1
AFT_1
9
VS_ON/LCDON
8
VS_ON/LCDON
DVB_FAN_ON-H
7
DVB_FAN_ON-H
RLY_ON/LCD-H
PDP_RLY/LCD-H
6
SIDE_S_SW
5
S_DET
D_LINE3_1
4
SW_YUV1/2
3
SW_YUV1/2
HP_IN
2
HP_IN
PSU_5VD/DSR/LIGHT_CTL
5VD/LIGHT_CTL
1
00_6232_030_006_800+
CP4204
FROM/TO AV JACK
CD4204
2H0U1401
P.CON+5V
W896
P.CON+9V
DVD_C
DVD_Y
W897
CP4401
A2001WV2-9P
R4452
[U]C_VIDEO
75
GND
[Y]Y_VIDEO
GND
DVD_AUDIO_R
GND
DVD_AUDIO_L
ZERO
SPIF_134
SPIF_134
ZERO_MUTE
CAUTION: DIGITAL TRANSISTOR
F
G
H
8
7
6
5
4
TR701
W5T29X7.5X19
9
8
7
3
6
5
4
3
2
1
2
1
PCBD20
CMF080
H
H-26
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