Schematic; Main Board - Polaroid TLM-22601B Service Manual

26" LCD TV
9. Schematic Diagram

9.1 Main Board

C205 C206
100pF 100pF
TU_SCL
R274
TU_SDA R275
***
TU202 TUNER
1
BB
2
NC
3
NC
4
NC
5 SIF
SIF
6
NC
7
AGC
8 V-OUT
Video out
9
VB
10
NC
11
BT monitor
12
NC
13
NC
TU_SDA
14
SDA
15 TU_SCL
SCL
16
AFT-OUT
17
+B
18
IF-Monitor
19 IF_AGC
IF-AGC
20 IF_AN
IFD1
IF_AP
21
IFD2
5VT
22 OHM 1/10W
I2C1_SCL 7
22 OHM 1/10W
I2C1_SDA 7
C246
560pF
FB209
1 2
5VT
600 OHM
C240 C241
0.1uF 0.001uF
FB210
1 2
5VT
600 OHM
C243 C244 ***
0.1uF 0.001uF
FB212
1 2
5VT
600 OHM C236
C249 C250 NC
0.1uF 0.001uF
V-OUT
タDIF稰
IF_AP C217 1000pF
L202
0.22uH
0.15uH
C247 + C245 IF_AN C223 1000pF
L204
0.0015uF 470uF/16V 0.22uH
Place parts very close to U1
蔼
1 2
5VT
NC
+ FB208
C237
NC NC NC
R212 R282
C238 Q202
NC NC
R213
NC 1 2
TU_CVBS 4
NC
FB205
NC
R215 R216
NC
R217 NC
T P V ( Top
絬 隔 瓜 絪 腹
Key Component
Date
32
NC
SIF C201 R201 SIF_N
NC
U401P
C202
Place parts very close to U1 NC Demodulator
SIF_P
C204
0.1UF16V AF5
SIF_AINN
AE5
SIF_AINP
C207 0.1UF16V AE4
SIF_VREFN
C208 0.1UF16V AF4
SIF_VREFP
1 2 AF6
SIF_VDD3P3_0
3V3A 600 OHM AE6
SIF_VDD3P3_1
FB203 C209 C210 5.1K OHM 1/10W
R202 AD6
SIF_RBIAS
0.01UF25V 4.7uF25V C211 0.1UF16V AD5
SIF_VINBIAS
C212 0.1UF16V AD4
SIF_VCM
IF_AINN AF2
IF_AINN
IF_AINP IF_AINP AE2
IF_AINP
C219 3.9K OHM 1% 1/10W
L203 C220 NC R203 AD3
IF_RBIAS
82pF C221 0.1UF16V AD2
IF_VINBIAS
C222 0.1UF16V AD1
IF_VCM
IF_AINN
C225 0.1UF16V AF1
IF_VREFN
C226 0.1UF16V AE1
IF_VREFP
C228
NC
3V3A
1 2 AC1
IF_VDD3P3_0
600 OHM AC2
IF_VDD3P3_1
FB206 C230 C231
0.01UF25V 4.7uF25V
TP201
3V3A 1 AD10
TP202 DEMOD_CLKO
FAIL
AF11
MPEG_FAIL
R208 0 OHM 1/10W AD9
8 GPIO0
DMOD_RSTn
TP203 1 AC6
SA_DATA
R210 4.7K OHM 1/10W AE9
PARAM[0]
RF_AGC
1 AF8
TP206 RF_AGC
IF_AGC R211 2.2K OHM 1/10W AF7
IF_AGC
C233
1UF16V AC10
DM_PLL_VDD
3V3A
ZR39770HGCF
1 2 120 OHM
FB207
C291 C234 C235
0.1UF16V 0.1UF16V 1uF6.3V
0.1uF,1nF-->0402
U401D
Transport I/F
AB14
TPDATA7
AD14
TPDATA6
AB13
TPDATA5
AC13
TPDATA4
AD13
TPDATA3
AD12
TPDATA2
AC12
TPDATA1
AB12
TPDATA0
AC14
TPVALID
AC15
TPFRAME
AB15
TPCLK
ZR39770HGCF
Victory Electronics Co . , Ltd. ) OEM MODEL Viewsonic
T2763-1-X-X-30-080909 TPV MODEL E268MZNKWDVAN/E26RMZNKPVN
03-Tuner PCB NAME 715T2763
Tuesday , September 09, 2008 Sheet 3 of 18
Polaroid TLM-22601B
C
Size
Rev E
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