Tuner/Out Jack - Toshiba 42HP66 Service Manual

A B
8
FROM/TO AV JACK
SW_YUV1/2
FROM/TO AV SWITCH2
SIDE_S_SW
REMOCON_IN
STANDBY_LED
SW_YUV_Y
7 SW_YUV_PB
SW_YUV_PR
FROM/TO AV JACK2
SW_SPDIF
EXT_MUTE
FROM/TO TUNER
6
DTUNER_SPDIF
AFT
AFT_1
AFT_2
FROM/TO SOUND AMP/HEADPHONE AMP
AUDIO_MUTE
5
POWER_ON-H
FROM/TO POWER
PSU_ACD/P.FAIL
PSU_5VD/DSR/LIGHT_CTL
VS_ON/LCDON
RLY_ON/LCD-H
POWER_ON-H
AT+5V
AT+3.3V
GND
4
3
2
1
A B
H-3
C
TUNER/OUT JACK SCHEMATIC DIAGRAM
DTUNER_SPDIF
SW_SPDIF
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
C
D E
(AV PCB)
MUTE
Q4402
KRA103SRTK
0
4.9
CAUTION: DIGITAL TRANSISTOR
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D E
F G
EXT_MUTE
AT+5V
AT+3.3V CD4204
2H0U0802
FROM/TO SCALER
CP4204 (CP802)
00_6232_030_006_800+
STANDBY_LED
STANDBY LED 30
REMOCON_IN
4.9 REMOCON IN 29
AFT
AFT 28
LEVEL SHIFT NC 27
W876
Q4403
26
HP_MUTE
KRC102SRTK
AUDIO_MUTE
4.9
25
AUDIO_MUTE
24
EXT_MUTE-H
0
23
GND
0
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/DTV_CVBS 16
15
GND
NC 14
SCART1_Y
NC 13
SCART2_SW
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
LCDON
NC DVB_FAN_ON-H 7
RLY_ON/LCD-H
LCD-H/PDP_RLY 6
SIDE_S_SW
5
S_DET
NC 4
SCART1_SW
SW_YUV1/2
3
SW_YUV1/2
NC HP_IN 2
PSU_5VD/DSR/LIGHT_CTL
LIGHT CTL/PSU_5VD 1
CAUTION: DIGITAL TRANSISTOR
F G
H
8
7
6
5
4
3
2
1
PCBD20
CMF083
H
H-4