HP LC3260N User Manual Page 37
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ABC D E F GH
ABC D E F GH
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
CAUTION: DIGITAL TRANSISTOR
CAUTION: DIGITAL TRANSISTOR
L4401
220uH 0305
L4202
47uH 0305
L4203
47uH 0305
L4206
47uH0305
L4207
47uH0305
W906
W905
W904
W870
W802
W803
W929
W928
C4242
10025V YK
C4252
10016V V-S
C4407
1016V V-S
C4406
4716V V-S
C4401
1016V V-S
C4404
1016V V-S
C4408
1016V V-S
C4246
2216V KA
C4402
1016V V-S
C4260
10016V V-S
C4261
10016V V-S
C4232
1025V KA
C4403
1016V V-S
C4415
47P CH
C4267
0.68 B
C4262_1
100P CH
C4259_1
100P CH
C4204
0.01 B
C4255
0.01 B
C4263
0.01 B
C4219
0.01 B
C4209
0.01 B
C4220
1B
C4228
470P CH
C4201
1B
C4202
1B
C4203
0.01 B
C4205
470P CH
C4227
1B
C4217
47P CH
C4208
47P CH
C4225
1B
C4218
1B
C4221
1B
C4207
470P CH
C4224
1B
C4222
1B
C4223
47P CH
C4206
470P CH
C4264
47P CH
C4265
47P CH
C4243
0.01 B
C4247
0.01 B
C4240
1B
C4416
47P CH
C4251
1B
C4413
0.1 B
C4414
470P CH
C4250
1B
C4456
47P CH
C4216
1B
C4238
470P CH
C4239
470P CH
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
R4405
1K
R4411
1M
R4412
1M
R4223
1K
R4222
1K
R4212
3.9K 1/4W
R4209
3.9K 1/4W
R4220
100
R4234
100
R4233
100
R4231
5.6K
R4230
5.6K
R4228
390
R4225
390
R4213
680
R4214
390
R4409
1K
R4410
1K
R4210
10K
R4211
10K
R4407
1M
R4408
1M
R4403
1M
R4406
1M
R4219
100
R4401
220 1/4W
R4402
330 1/4W
R4419
1K
R4404
1K
Q4206
2SC3052
BUFFER
Q4205
2SC3052
BUFFER
Q4203
2SC3052
BUFFER
D4202
UDZS8.2B
D4203
UDZS8.2B
D4208
UDZS8.2B
D4210
UDZS8.2B
IC4201 AN15853B-E1
AV SW IC
1 101112131415161718
19
2
20212223242526272829
3
303132333435
36
456789
B4203
W5RH3.5X5X1.0
S
D
G
Q4208
KTK5132E
LEVEL SHIFT
S
D
G
Q4210
KTK5132E
LEVEL SHIFT
CP4203
00_6232_029_006_800+
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
4
5
6
7
8
9
Q4233
RT1N141C
SW
D4209
1SS133
CP4202
A2001WV2-5P
1
2
3
4
5
CD4203
2H0T1801
Q4410
2SA1530A
BUFFER
Q4401
2SA1530A
BUFFER
Q4409
2SA1530A
BUFFER
Q4231
RT1P241C
SW
IC4401 NJM2584AM(TE1)
COMPONENT1/2 YUV SW
1
10 11 12 13 14 15 16
2345678
9
AT+3.3V
AT+5V
P.CON+9V
GND
P.CON+5V
YUV1/YUV2_Y
DTUNER_PR
DTUNER_Y
DTUNER_PB
DTUNER_PR
YUV1/YUV2_PR
DTUNER_PB
DTUNER_H
YUV1/YUV2_Y
YUV1/YUV2_PB SW_YUV_PR
YUV1/YUV2_PB
YUV1/YUV2_PR SW_YUV_PB
YUV1_A_IN_L SW_YUV_Y
YUV1_A_IN_R
YUV2_A_IN_L
YUV2_A_IN_R
S_SW_1
DTUNER_Y
S_SW_2 DTUNER_RESET
S1_Y_IN DTUNER_TX
S1_C_IN AUDIO_MUTE_L
S2_Y_IN DTUNER_POWER
SCL
S2_C_IN DTUNER_SD_H
SDA
AV1_IN DTUNER_RX
AV2_IN TUNER_VIDEO
AV1_A_IN_L
S2_C_IN
AV1_A_IN_R
S2_Y_IN
S_SW_2
YUV2_A_IN_L
YUV2_A_IN_R
SCL
TUNER_VIDEO
SDA
SW_AUDIO_R[JACK]
SW_AUDIO_L[JACK]
STEREO_RESET
SW_AUDIO_L[PC]
REMOCON_IN
SW_AUDIO_R[PC]
STANDBY_LED
S_SW_1
DTUNER_H
SDA
AUDIO_MUTE_L
YUV1_A_IN_R SCL
DTUNER_RX
DTUNER_TX
DTUNER_RESET
YUV1_A_IN_L
AV2_IN
SW_AUDIO_R[PC]
SW_AUDIO_L[PC]
S1_C_IN
STEREO_RESET
AV1_A_IN_R
S1_Y_IN
DTUNER_POWER
AV1_A_IN_L
DTUNER_SD_H
AV1_IN
STANDBY_LED
REMOCON_IN
GND
(AV PCB)
AV SWITCH2 SCHEMATIC DIAGRAM
H-2H-1
2.5
0
(CP803)
2.9
NC
NC
NC
NC
NC
NC
FROM/TO TUNER/OUT JACK
FROM/TO TUNER/OUT JACK
FROM/TO OPERATION/REMOCON
(CP2201)
D_L1_Vin
Vcc
BIAS
GND
SCL
SDA
6dB
6dB
Vref
+
6dB
D_SW_1
NC
4.7
4.5
4.7
4.5
0
5.4
7.5
4.7
7.5
5.4
0
0
5.4
7.5
5.4
0
5.4
7.5
4.5
4.7
4.6
4.7
0
3.5
3.5
0
4.7
7.5
5.7
4.5
5.7
4.5
4.5
9.0
5.3
5.0
SW_CVBS
SW_Y
SW_C
SW_A_L
TUNER_V
SIDE_A_IN_L
SIDE_A_IN_R
SIDE_V_IN
SIDE_C_IN
SIDE_Y_IN
5.0
3.3
3.3
3.35.0
3.3
8.9
1.5
2.1
8.9
1.5
2.1
8.9
1.8
2.4
YUV1_A_IN_R
YUV1_A_IN_L
S1_Y_IN
S1_C_IN
AV1_A_IN_R
AV1_A_IN_L
YUV2_A_IN_L
YUV2_A_IN_R
SW_A_R
AV1_IN
AV2_IN
S2_Y_IN
S2_C_IN
IN3A
OUT1
IN1B
NC
GND2
OUT2
OUT3
NC
IN3B
GND3
IN2A
CTL
V+
IN2B
GND1
IN1A
S_SW_1
S_SW_2
NC
FROM/TO POWER
GND
AT+5V
REMOCON IN
STANDBY LED
P.ON LED
FROM/TO TUNER
FROM/TO AV JACK
SWITCH_VIDEO_C
GND
SWITCH_VIDEO_Y
GND
SWITCH_CVBS
GND
SDA1
SCART_AUDIO_SW
STEREO_RESET
SW_AUDIO_L(PC)
GND
GND
GND
SCL1
GND
SW_AUDIO_R(PC)
GND
GND
DTV_MUTE_L
DTUNER_RX
DTUNER_TX
DTUNER_RESET_L
DTUNER_POWER
DTUNER_SD_H
DTUNER_H
FROM/TO STEREO
FROM/TO TUNER
PCBD20
CMF080
FROM/TO SCALER
3.0
0
3.0
5.0
3.1
3.0
0
2.7
0
2.3
0
2.3
1.0
0
2.6
1.3
0
2.0
1.8
2.5
0
1.8
8
9
10
5.0 5.0
0
5.0
0
0
- SERVICE MANUAL 1
- IMPORTANT 2
- HOW TO ORDER PARTS 2
- SERVICING NOTICES ON CHECKING 2
- ABOUT LEAD FREE SOLDER (PbF) 3
- CONTENTS 4
- GENERAL SPECIFICATIONS 5
- DISASSEMBLY INSTRUCTIONS 10
- SERVICE MODE LIST 12
- DIGITAL TV MICON FIRMWARE 13
- CONFIRMATION OF INITIAL DATA 13
- SET (REAR) 14
- ELECTRICAL ADJUSTMENTS 15
- TROUBLESHOOTING GUIDE 18
- EEPROM IC 256K 25
- AT24C256N-10 SU-2.7 25
- INTERFACE BLOCK DIAGRAM 28
- MICON2 BLOCK DIAGRAM 29
- PRINTED CIRCUIT BOARDS 30
- AV (TOP SIDE) 30
- AV (BOTTOM SIDE) 31
- SCALER (TOP SIDE) 32
- SCALER (BOTTOM SIDE) 33
- DIGITAL (TOP SIDE) 34
- DIGITAL (BOTTOM SIDE) 34
- AV SWITCH2 SCHEMATIC DIAGRAM 37
- (AV PCB) 38
- AV JACK SCHEMATIC DIAGRAM 39
- STEREO SCHEMATIC DIAGRAM 40
- POWER SCHEMATIC DIAGRAM 42
- AV JACK2 SCHEMATIC DIAGRAM 43
- TUNER SCHEMATIC DIAGRAM 44
- MICON SCHEMATIC DIAGRAM 45
- SCALER SCHEMATIC DIAGRAM 46
- ADC1 SCHEMATIC DIAGRAM 47
- LVDS SCHEMATIC DIAGRAM 48
- JACK SCHEMATIC DIAGRAM 49
- AV SWITCH1 SCHEMATIC DIAGRAM 50
- REGULATOR SCHEMATIC DIAGRAM 51
- (SCALER PCB) 52
- HDMI MICON2 SCHEMATIC DIAGRAM 53
- ASIC SCHEMATIC DIAGRAM 54
- SDRAM SCHEMATIC DIAGRAM 55
- FLASH SCHEMATIC DIAGRAM 56
- FRONT END SCHEMATIC DIAGRAM 57
- AV OUT SCHEMATIC DIAGRAM 58
- REG+2.6V 59
- POWER3 SCHEMATIC DIAGRAM 60
- (REMOCON PCB) 61
- (OPERATION PCB) 61
- INTERCONNECTION DIAGRAM 62
- WAVEFORMS 63
- MECHANICAL EXPLODED VIEW 66
- M3Y1-07GSPEC.NO 70
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