HP LC3260N Service Manual page 38

A B
8
FROM/TO AV JACK
SW_YUV1/2
FROM/TO AV SWITCH2
REMOCON_IN
STANDBY_LED
SW_YUV_Y
SW_YUV_PB
SW_YUV_PR
7
FROM/TO AV JACK2
SW_SPDIF
EXT_MUTE
FROM/TO TUNER
DTUNER_SPDIF
AFT
6
AFT_1
AFT_2
FROM/TO SOUND AMP/HEADPHONE AMP
AUDIO_MUTE
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
GND
4
3
2
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
H-3
C D
TUNER/OUT JACK SCHEMATIC DIAGRAM
(AV PCB)
DTUNER_SPDIF
SW_SPDIF
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 F
EXT_MUTE
AT+5V
MUTE
Q4402
RT1P141C
STANDBY_LED
0
REMOCON_IN
4.9
AFT
4.9
LEVEL SHIFT
W876
Q4403
KRC102SRTK
AUDIO_MUTE
4.9
0
0
SW_YUV_PB
SW_YUV_Y
SW_YUV_PR
AFT_2
PSU_ACD/P.FAIL
POWER_ON-H
AFT_1
VS_ON/LCDON
RLY_ON/LCD-H
SW_YUV1/2
PSU_5VD/DSR/LIGHT_CTL
CAUTION: DIGITAL TRANSISTOR
CAUTION: DIGITAL TRANSISTOR
E F
G H
FROM/TO SCALER
CP4204 (CP802)
STANDBY LED 30
REMOCON IN 29
AFT 28
NC 27
NC 26
AUDIO_MUTE 25
EXT_MUTE-H 24
23
GND
SCART1_B 22
GND 21
SCART1_G 20
GND 19
SCART1_R 18
GND 17
AFT_2/DTV-CVBS 16
GND 15
NC SCART1_Y 14
NC 13
NC 12
POWER_FAIL 11
POWER_ON-H 10
AFT_1 9
LCDON 8
NC DVB_FAN_ON-H 7
LCD-H/PDP_RLY 6
NC S_DET 5
NC 4
3
SW_YUV1/2
NC 2
LIGHT CTL/PSU_5VD 1
00_6232_030_006_800+
PCBD20
CMF080
G H
H-4
8
7
6
5
4
3
2
1