Sharp LC-32BD5T Service Manual page 28

SCHEMATIC DIAGRAM
TU1
TSVN2-P91F3 (VTU-FQ1236FV5--)
RT25
N/2.2K
1/16W
RT23 RT1
N/0 0
1/16W
1/16W
CT2
0.01uF
50V
CT5 CT6
100PF T T 100PF
50V 50V
RT5 RT6
100 100
1/16W 1/16W
SCL1_5V
P[2,8,14,19] SCL1_5V
SDA1_5V
P[2,8,14,19] SDA1_5V
DTB_5V
ICT8
G690H463T7
3 2
VCC RESET
CT7 RT3
0.1uF 10K
25V 1/16W
Z
TV1_CVBS
TV1_CVBS P[14]
TP54
CT8
10uF
16V
LT2 T_5V
330uH
CT11 CT12
+ 1000uF 0.01uF
10V 50V
LT4
100uH
CT14 RT9 RT10 CT18 CT16
1000PF 15K 1.5K 0.1uF + 100uF
50V 1/16W 1/16W 16V
16V
QT2
MMBT2222A
RT12
1K
1/16W
SIF1_OUT
QT4
MMBT2222A
CT20 RT15 RT18 RT16
T 33PF 3.3K 330 1K
50V 1/16W 1/16W 1/16W
+3V3_1
CT9 RT4
0.1uF 10K RT11
25V 100
1/16W
Z 1/16W
RESET P[15]
QT3
2SC2412KBQ
P[15] RESET_OUT
TP55 LOCK_FP
TS1START
P[15] TS1START
TS1VALID
P[15] TS1VALID
P[15] TS1DATA[0..7]
TS1DATA7
TS1DATA6
TS1DATA5
TS1DATA4
TS1DATA3
TS1DATA2
TS1DATA1
TS1DATA0
RT26
8V P[18,19] P[15] TS1CLK
RT27
P[15] DTB_SDA
RT28
P[15] DTB_SCL
SIF1_OUT P[19]
T_5V DTB_5V ICT6
AP1084K33LA
3 2
VIN VOUT
FBT8
120 /2A CT87 CT88
+ 220uF 0.1uF
16V 16V
FBT10
N/120 /2A
+3V3_1
+3V3
ICT7
AP1084D18LA
3
VIN VOUT
FBT9
120 /2A CT91 CT92
+ 220uF 0.1uF
16V 16V
4-12
T_5V LT1
200
CT1 CT3 CT4
0.1uF 0.1uF + 100uF
16V 16V 16V
RT13 47 1/16W DTU_RST
RT14 47 1/16W ERR
1V8_T
RT17 47 1/16W MOSTART
RT24 47 1/16W MOVAL
1 8 RPT1 MOD7
2 7 47 ohm MOD6
MOD5
3 6
MOD4
4 5
1 8 RPT2 MOD3
2 7 47 ohm MOD2
3 6 MOD1
MOD0
4 5
47 1/16W MOCLK
47 1/16W TSDA
47 1/16W TSCL
CT96 CT97
22PF 22PF
T T
50V 50V
+1V8_1 FBT1 1V8_T
120 /2A
CT13 CT15
0.1uF 0.1uF +
16V 16V
+3V3_1 FBT2 3V3_T
120 /2A
CT19 CT23
0.1uF 0.1uF +
16V 16V
+3V3
CT89 CT90
+ 220uF 0.1uF
16V 16V
+1V8_1
2
RT78
N/220
1/16W
CT93 CT94
F
+ 220uF 0.1uF
16V 16V
RT79
0
1/16W
SAMPO
Title
TUNER
Size Document Number
C QPWB11570Y1G---
Date: Wednesday, November 08, 2006
VER 1.0
5V_B1
RT2
N/0
1/8W
TU2
TDFS-G432D
1
Ant power
2
RF AGC
3
B1(+5V)
4
GND
5
TU T/P
6
GND
7
/RESET
8
ERR
9
NC
3V3_T 10
NC
11
NC
12
B2(3.3V)
13
GND
14
B3(1.8V)
15
IF T/P
16
MOSTART
17
MOVAL
18
D7
19
D6
20
D5
21
D4
22
D3
23
D2
24
D1
25
D0
26
MOCLK
27
SDA
28
SCL
RT31 N/0 1/8W
RT32 N/0 1/8W
RT33 N/0 1/8W
RT49 N/0 1/8W
CT17
100uF
16V
CT24
100uF
16V
Rev
1.0
Sheet 12 of 20