Sharp LC-26SH10U Service Manual - Page 52

Regulator Schematic Diagram

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A B C D E F 8 REGULATOR SCHEMATIC DIAGRAM (SCALER PCB) G H 8 FROM/TO POWER CP3201 (CD3807) 7 A2001WV2-11P 1 P.CON+12V NC 2 P.CON+9V B3201 B3209 BLM18PG181SN1D 3 P.CON+5V BLM18PG181SN1D B3202 4 AT+3.3V 5 P.CON+3.8V 6 P.CON+3.8V 7 GND BLM18PG181SN1D B3203 BLM18PG181SN1D B3208 8 GND BLM18PG181SN1D 9 GND B3206 10 P.CON+5V 11 AT+5V BLM18PG181SN1D 6 B3207 BLM18PG181SN1D 5 C3201 470P CH C3203 470P CH C3205 470P CH C3209 16V 220 V-S C3202 470P CH C3204 470P CH C3206 470P CH C3207 470P CH 10K R3209 3.3V_REG IC3201 BA00BC0WFP DS V_C V_IN 1 2 2.7 4.1 GND V_OUT V_ADJ 6 4 5 0 3.3 1.2 R3211 6.8K +-1% LCD+B P.CON+9V P.CON+5V AT+3.3V GND SCALER-H P.CON+3.3V 1.5V_REG IC3202 BD7820FP DS R3220 10K V_C V_IN 1 2 2.7 2.8 GND V_OUT V_ADJ 6 4 5 0 1.6 0.7 R3221 1K +-1% D3209 D3207 D3206 EC11FS2-TE12L EC31QS04 EC31QS04 820 +-1% P.CON+1.5V C3223 C32170.1 F 6.3V 100 V-S R3237 R3222 C3216 1F C3215 1F C3212 1F C3211 1F C3213 6.3V 100 V-S R3238 R3212 220 3.9K +-1% 68 4 AT+5V 3 W860 HDMI_VNREG+5V R3223 22K R3224 1K 5.0 5.0 4.3 SW Q3205 KTA1664-Y-RTF/P W837 2 R3228 8.2K SW 0 Q3206 1.8 KRC102SRTK 0 C3218 2.2 B C3219 2.2 B 1 CAUTION:SINCE THESE PARTS MARKED BY ARE CRITICAL FOR SAFETY,USE ONES DESCRIBED IN PARTS LIST ONLY ATTENTION:LES PIECES REPAREES PAR UN ETANT DANGEREUSES AN POINT DE VUE SECURITE N'UTILISER QUE CELLS DECRITES DANS LA NOMENCLATURE DES PIECES CAUTION: DIGITAL TRANSISTOR A B C D AT+3.3V HDMI+5V 10K R3242 R3235 HDMI_H 3.3 0 R3234 0 0 10K 0.6 0 SW 10K Q3210 RXT_RST# KTC3875S_Y_RTK W867 SW Q3209 KTC3875S_Y_RTK NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE E F G PCBDS0 CEF170 FROM/TO ADC P.CON+3.3V 7 P.CON+5V GND FROM/TO SCALER P.CON+3.3V P.CON+1.5V GND FROM/TO MICOM 6 SCALER-H P.CON+3.3V AT+3.3V AT+5V P.CON+5V HDMI_H GND FROM/TO LVDS 5 P.CON+3.3V LCD+B GND FROM/TO JACK P.CON+9V GND FROM/TO INTERFACE_HDMI IC HDMI+5V HDMI_VNREG+5V 4 GND RXT_RST# FROM/TO HDMI MICON2 HDMI+5V GND RXT_RST# FROM/TO AV SWITCH1 3 P.CON+9V P.CON+5V GND 2 1 H

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A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
:LES PIECES REPAREES PAR UN
ETANT
ATTENTION
CP3201
A2001WV2-11P
1
10
11
2
3
4
5
6
7
8
9
IC3201
BA00BC0WFP
DS
3.3V_REG
1
2
4
5
6
IC3202
BD7820FP
DS
1.5V_REG
1
2
4
5
6
Q3210
KTC3875S_Y_RTK
SW
Q3209
KTC3875S_Y_RTK
SW
C3213
100
6.3V
V-S
C3209
220
16V
V-S
Q3205
KTA1664-Y-RTF/P
SW
B3209
BLM18PG181SN1D
B3202
BLM18PG181SN1D
B3203
BLM18PG181SN1D
B3208
BLM18PG181SN1D
B3206
BLM18PG181SN1D
B3207
BLM18PG181SN1D
B3201
BLM18PG181SN1D
D3206
EC31QS04
D3207
EC31QS04
D3209
EC11FS2-TE12L
W867
W837
W860
C3212
1F
C3211
1F
C3218
2.2
B
C3216
1F
C3219
2.2
B
C3206
470P CH
C3204
470P CH
C3202
470P CH
C3207
470P CH
C3205
470P CH
C3203
470P CH
C3201
470P CH
C3215
1
F
C3223
0.1
F
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
R3209
10K
R3224
1K
R3223
22K
R3220
10K
R3222
820
+-1%
R3237
68
R3211
6.8K
+-1%
R3221
1K
+-1%
R3212
3.9K
+-1%
R3238
220
R3228
8.2K
R3242
10K
R3235
10K
R3234
10K
C3217
100
6.3V
V-S
Q3206
KRC102SRTK
SW
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
CAUTION: DIGITAL TRANSISTOR
LCD+B
P.CON+3.3V
P.CON+9V
P.CON+5V
P.CON+5V
GND
AT+3.3V
P.CON+3.3V
P.CON+1.5V
GND
GND
SCALER-H
P.CON+3.3V
AT+3.3V
AT+5V
P.CON+5V
HDMI_H
GND
SCALER-H
P.CON+1.5V
P.CON+3.3V
P.CON+3.3V
LCD+B
GND
P.CON+9V
GND
HDMI+5V
HDMI_VNREG+5V
GND
RXT_RST#
HDMI+5V
GND
RXT_RST#
AT+5V
HDMI_VNREG+5V
P.CON+9V
P.CON+5V
GND
AT+3.3V
HDMI+5V
RXT_RST#
HDMI_H
CEF170
NC
FROM/TO POWER
(CD3807)
PCBDS0
(SCALER PCB)
P.CON+12V
P.CON+9V
P.CON+5V
AT+3.3V
GND
AT+5V
P.CON+3.8V
P.CON+3.8V
GND
GND
REGULATOR SCHEMATIC DIAGRAM
V_C
V_IN
GND
V_OUT V_ADJ
V_C
V_IN
GND
V_OUT V_ADJ
FROM/TO JACK
FROM/TO LVDS
FROM/TO SCALER
FROM/TO ADC
FROM/TO MICOM
FROM/TO HDMI MICON2
P.CON+5V
FROM/TO INTERFACE_HDMI IC
FROM/TO AV SWITCH1
2.7
4.1
0
3.3
1.2
2.7
2.8
0
1.6
0.7
5.0
5.0
4.3
0
1.8
0
3.3
0
0
0
0.6
0