Sharp LC-32AD5E-BK Service Manual page 58

A
8
7 FROM/TO 21PIN
TU_VIDEO_OUT
D_TUNER_CVBS
FROM/TO POWER3
P.CON+5V
GND
6
DTV+3.3V
P.CON+5V_DTV
P.CON+12V_DTV
FROM/TO REGULATOR
P.CON+3.3V
FROM/TO SCALER
DTV_LPM_CTL_H
DTV_AV_SW
SIF
DTV_RESET
DTV_RX
5 DTV_TX
D_TUNER_AUDIO_L
D_TUNER_AUDIO_R
DTV-H
LPM_INT
FROM/TO SUB MICON/RS-232C
RF_AGC
F_SCL
F_SDA
FROM/TO AV JACK/SWITCH
D_TUNER_V
D_TUNER_U
4 D_TUNER_Y
FROM/TO POWER_I/O
CP6001 (CP6401)
TKC-W30P-P1
1 AOUTR
2 AOUTL
3 LPM_INT/GND
4 AGND
5 CVBSOUT
6 TVTX
7 DTV-H
8 TVRX
9 POWER CTL
3
10 RESET
11 Y/Y S-VIDEO
12 GND
13 U/C S-VIDEO
14 GND
15 V
16 GND
17 +12V
18 D+5V
19 GND
20 AT+3.8V
21 SCLT
2
22 AT+3.8V
23 SPDIF
24 AT+3.8V
25 SDAT
26 GND
27 IF OUT1
28 GND
29 IF OUT2
30 IF AGC EXT
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
1
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
A
H-11
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B C
R6011
100
R6014
100
3.2
1
2Y1
Vcc
16
3.4
C6009
0.1 B
C6010
16V 100 YK_P
D_TUNER_SCL
NC
D_TUNER_SDA
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
B C
manuals search engine
D E
TUNER SCHEMATIC DIAGRAM
(MAIN PCB)
R6009
82K
B6001
FCM1608KF-601T02
DTV_AV_SW
2.0
R6018
0 2.9
10K
SW
Q6005
KRC102SRTK
NC NC
3.2 0 0 0 0
2 3 4 5 6 7 8
2Y0 3Y1 3-COM 3Y0 INH GND GND
2-COM 1-COM 1Y1 1Y0 A B C
15 14 13 12 11 10 9
3.3 3.3 3.2 3.4 4.8 4.8 4.8
3.3 5.0
LEVEL SHIFT
3.3
Q6001
3.3 5.0
KTK5132E
LEVEL SHIFT
3.3
Q6002
KTK5132E
CAUTION ATTENTION
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
D E
F
C6003_2
25V 10 KA_P
R6004
75
R6001
100
B6003
W4BRH3.5X6X1.0X2
W844
W847
W879
W878
W848
:LES PIECES REPAREES PAR UN ETANT CAUTION: DIGITAL TRANSISTOR
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
F
G H
8
7
6
5
TU6002
TDTG-S156D
21 22
NC 1 B1
4
2 B2
5.0
3 B3(Vcc)
5.0
4 AGC
3.5
NC 5 NC
NC 6 NC(Vtu)
7 GND
0
8 AS
0
3
9 SCL
5.0
10 SDA
5.0
NC 11 IF
12 GND
NC 13 NC
14 2ndSIF
0.2
15 CVBS
5.9
2
NC 16 AUDIO
NC 17 NC
18 IF AGC
2.2
19 DIF1
0.1
20 DIF2
PCBF40
0.1
CMF111
23 24
1
G H
H-12