Hisense LCD24V88APAM Service Manual page 64

5
5V and 12V for Tuner
D
5V-IF 5V-Tuner
L81 L81 FB FB
TUNER_SDA
TUNER_SCL
C
40V
R254 R254
1K 1K
C299 C299 C226 C226 C234 C234 R362 R362
2.2uF 2.2uF 0.1uF 0.1uF 0.1uF 0.1uF 100K 100K
+12V L20 470uH L20 470uH
R53 10 R53 10
R51 1K R51 1K
PWM3
B
3 PWM3
R376 10R/2W R376 10R/2W
+12V
A
5
4
R233 R233 300 300
R234 R234 300 300
+12V
C300 C300 C219 C219
2.2uF 2.2uF 10nF 10nF
U22 U22
TDQ-6F6/T126CW TDQ-6F6/T126CW
C220 C220 R318 R318
10nF 10nF 56 56
IF_TV
R250 R250
VD107 VD107
R251 R251
R252 R252
33V
R241 R241
D66 D66 CA19 CA19 C238 C238 CA13 CA13 C230 C230 C233 C233
+ +
10uF/50V 10uF/50V
UP574 UP574 0.1uF 0.1uF 22pF 22pF 22pF 22pF
NC/75 NC/75 NC/47uF/16V NC/47uF/16V
change the footprint
40V
VD109 VD109
1N4148 1N4148
1 V22 V22 CA18 CA18
+ +
2SC1815 2SC1815 10uF/50V 10uF/50V
change the footprint
U24 U24 78M05 78M05
R384 10R/2W R384 10R/2W 1
IN OUT
C304 C304 C248 C248
2.2uF 2.2uF 0.1uF 0.1uF
4
3
main board pcb 1861
R317 R317
R297 R297 L82 L82
4.7K 4.7K 0.82uH 0.82uH
C222 C222 R319 R319
NC NC NC NC 680 680
2 V21 V21
2SC2216 2SC2216
R316 R316 R298 R298 VD105 VD105
1K 1K 10 10 R321 R321 BA277 BA277
39 39
C229 C229 VD106 VD106
10nF 10nF BA277 BA277
12K 12K TAGC
TAGC 3
1N4148 1N4148 R255 R255
47 47 I2C_SDA 4.7K 4.7K
I2C_SDA 3
47 47 I2C_SCL
I2C_SCL 3
5V-IF
R256 R256
6.8K 6.8K
C235 C235
10nF 10nF
R261 R261
2.2K 2.2K
5V-IF
2
C249 C249 CA14 CA14
0.1uF 0.1uF 100uF/16V 100uF/16V
3
2
5V-IF
R236 R236 R237 R237 R238 R238
4.7K 4.7K 4.7K 4.7K 4.7K 4.7K
VD104 VD104
BA277 BA277 R284 R284 NC NC
V20 V20 R382 R382
3904 3904 1 10K 10K 1
V24 V24
3904 3904
U23 U23 N9453/N9455 N9453/N9455
1 5
IN OUT2 R253 R253
SAW SAW
2 4 R257 R257
ING OUT1
R273 R273
NC/0 NC/0
C242 C242
R262 R262 NC NC
6.8K 6.8K
U25 U25 N6257/N6274 N6257/N6274 R259 R259
1 IN 5
OUT2
SAW SAW
VD108 VD108 L66 L66
NC NC
BA277 BA277
2 4
R260 R260
ING OUT1
R263 R263 C236 C236
NC NC NC NC
V23 V23
3904 3904 1 VIF_SW
VIF_SW 3
R352 4.7K R352 4.7K
N6257 N6274
0: L' 0: NTSC
1: BG/DK/I/L 1: PAL
深圳市高新区南区科技南十路国际技术创新研究院C座4楼 深圳市高新区南区科技南十路国际技术创新研究院C座4楼 深圳市高新区南区科技南十路国际技术创新研究院C座4楼
Title Title Title
TUNER TUNER TUNER
Size Size Size Document Number Document Number Document Number
A4 A4 A4 MST6E16 MST6E16 MST6E16
Date: Date: Date: Tuesday, May 05, 2009 Tuesday, May 05, 2009 Tuesday, May 05, 2009
2
1
R258 R258 R331 R331
4.7K 4.7K 4.7K 4.7K
1 SIF_SW
SIF_SW 3
V25 V25 R353 4.7K R353 4.7K
3904 3904
N9453 N9455
0: BG/DK/I/L 0: M/N
1: L' 1: BG/DK/I
0 0 SIFP
SIFP 3
0 0 SIFM
SIFM 3
0 0 VIFP
VIFP 3
VIFM
0 0
VIFM 3
TEL:0755-26996895 TEL:0755-26996895 TEL:0755-26996895 FAX:0755-26996830 FAX:0755-26996830 FAX:0755-26996830
Rev Rev Rev
A A A
Sheet Sheet Sheet 7 7 7 of of of 9 9 9
1
D
C
B
A