Tuner - Toshiba 32W2353RB Service Manual

5
+5V_Normal
U17
3
IN
2 4
OUT Vout
C327 C328 1
ADJ/GND
D
APE1117AK-HF
R419
121 Ohm C333 C334
2 1
1 2
R422
200 Ohm
C
B
A
5
4
TUNER_3.3V FB36
120OHM
1 2
C329 C330 C331
R423 1 2 4.7KOHM
R424 1 2 4.7KOHM
R426 1 2 33 OHM
22,8 MS_SCL
R427 1 2 33 OHM
22,8 MS_SDA
1 2
R429 33 OHM NC
22 1230_MSCL
R430 1 2 33 OHM NC
22 1230_MSDA
NC
1 2
R537 1KOhm TUNER-CTRL
8 TUNER_CTRL
NC
C442
0.1UF/16V
FB37
120OHM
VCC_3.3V 1 2
22 Demod_IF_AGC
8 IF_AGC
8 RF_AGC
4
3
TU2
TDSY-G230D
TUNER-CTRL
VCC_3.3V AGC
R614
10 OHM
DIF_P 1 2 1
SCL_T DIF_N 1 2 1
SDA_T
NC NC R617
C335 C336 C340 C341 10 OHM
R618 NC
10 OHM
C339
R434
1KOhm
R435 R436
9.1KOhm 0 Ohm
1 2 1 2 1
R548 C344
0 Ohm 0.022UF/16V
1 2
R173 NC R174 NC
12KOhm 0 Ohm
1 2 C152 NC
1 2
0.1UF/16V
3
2
L8 R615
120Ohm 0 Ohm
2 1 2
DIFM 22,8
2 1 2
DIFP 22,8
L9 R616 NC NC
120Ohm 0 Ohm C342 C343
R437
1KOhm
2 AGC
C345
R438 NC
22KOHM
MAIN BOARD MAIN BOARD MAIN BOARD
Size Size Size
B B B
Date: Date: Date:
2
1
Title : Title : Title :

Tuner

Tuner Tuner
Engineer: Engineer: Engineer: Jeff Y Hsiao/Jerry Lo Jeff Y Hsiao/Jerry Lo Jeff Y Hsiao/Jerry Lo
Project Name Project Name Project Name
L2300 L2300 L2300
Thursday, December 20, 2012 Thursday, December 20, 2012 Thursday, December 20, 2012 Sheet Sheet Sheet 16 16 16 of of of 23 23 23
1
D
C
B
A
Rev Rev Rev
1.03a 1.03a 1.03a