Tuner/Jack - Toshiba 17HLV85 Service Manual

A B
TU4401
115-V-LA35AR
C4407 C4418
0
8
NC 1 NC
0.1 B 0.001 B
0
C4403
NC 2 NC
L4401
5.0 6.3V 2200 YK
+B 3
22uH 0305
0
NC 4 NC
0
NC 5 NC
NC NC R4415
100K
C4420
0
7
BT 7 NC
0 0.001 B
R4403
NC 8 NC
47K
0
C4410
IF OUT 9 NC
R4412
56P CH
4.4
SCL 10
100
R4413
4.4
SDA 11
100
C4411
2.4
AFT 12
56P CH
0
AUDIO OUT 13
NC
2.2 W857
SIF OUT 14
6
31.0
+32V 15
0
C4408
NC 16 NC
0.1 B
C4419 L4402
1.6 C4409
VIDO OUT 17
33uH
27P CH
YK 100 35V
NC
5
S_VIDEO
J4401 W801
MDC-070V-A_LF
W830
4
YELLOW
J4402
NC
MTJ-032-05A-30-FE
R4211 C4422
WHITE
J4403
6.8K 1 B
NC
MTJ-032-05A-32-FE
R4409 C4423
RED
J4404 6.8K 1 B
MTJ-032-05A-31-FE
3
RED
J4405
NC
MTJ-032-05A-31-FE
BLUE
J4406
NC
MTJ-032-05A-29-FE
GREEN
J4407
NC
2
MTJ-032-05A-50-FE
R4410 C4424
WHITE
J4408
6.8K 1 B
NC
MTJ-032-05A-32-FE
R4411 C4425
RED
J4409 6.8K 1 B
MTJ-032-05A-31-FE
1
A B
H-3
C
TUNER/JACK SCHEMATIC DIAGRAM
P.CON+5V
AFT
SCL
SDA
SIF
P.CON+32V
TUNER_VIDEO
38
TUNER_GND
S_DET
S_IN_Y
S_IN_C
REAR_CVBS
R4438
P.CON+9V
100 1/2W
BUFFER
BUFFER Q4403
Q4401 2SC2412K
8.9
2SC2412K
8.9
3.0 3.7
3.0 3.7
AV_AUDIO_L
AV_AUDIO_R
GND
D_PR
D_PB
W823
D_Y
R4439
P.CON+9V
100 1/2W
BUFFER
BUFFER Q4404
Q4402 2SC2412K
8.9
2SC2412K
8.9
3.0 3.7
3.0 3.7
YUV_AUDIO_L
YUV_AUDIO_R
C
D E
(AV PCB)
REMOCON_IN
AFT
HP_MUTE
AUDIO_MUTE
D_PB
D_Y
D_PR
SIDE_CVBS
GND
CVBS_SW2
S_DET
CVBS_SW1
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.
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D E
F G
FROM/TO POWER
HP_MUTE
P.CON+5V
P.CON+32V
P.CON+9V
LIGHT_CTL
LCDON
LCD-H
POWER_ON-H
POWER_FAIL
GND
FROM/TO SCALER
CP4401 (CP802)
00_6232_030_006_800+
NC STANDBY LED 30
REMOCON IN 29
AFT 28
NC AGC 27
26
HP_MUTE
AUDIO_MUTE 25
NC EXT_MUTE 24
23
GND
R4416
22
SCART1_B
56
GND 21
R4423
20
SCART1_G
56
19
GND
R4440
18
SCART1_R
56
17
GND
16
SIDE_CVBS
15
GND
NC 14
SCART1_Y
13
SCART2_SW
NC 12
SC2 CVBS_OUT-H
11
POWER_FAIL
10
POWER_ON-H
9
LCD-H
8
LCDON
7
LIGHT CTL
NC 6
PDP_RLY
5
S_DET
SCART1_SW 4
NC 3
SW_SCART
NC HP_IN 2
NC PSU_5VD/DSR 1
FROM/TO AV SWITCH
REMOCON_IN
CVBS_SW1
CVBS_SW2
SIDE_CVBS
TUNER_VIDEO
REAR_CVBS
S_IN_Y
S_IN_C
SDA
SCL
TUNER_GND
FROM/TO STEREO/SOUND AMP
SIF
AV_AUDIO_L
AV_AUDIO_R
YUV_AUDIO_L
YUV_AUDIO_R
AUDIO_MUTE
CAUTION
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
ATTENTION
:LES PIECES REPAREES PAR UN ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
F G
H
8
7
6
5
4
3
2
1
PCBD20
CME030
H
H-4