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A
B
8
7
FROM/TO POWER
AT+3.3V
P.CON+5V
AT+5V
D3203
SW+12V
EC31QS04
P.CON+8V
GND
6
5
4
3
2
CAUTION
:SINCE THESE PARTS MARKED BY
ARE
ATTENTION
CRITICAL FOR SAFETY,USE ONES
1
DESCRIBED IN PARTS LIST ONLY
A
B
H-5
C
D
REGULATOR SCHEMATIC DIAGRAM
PC_SYNC_SW
P.CON+1.8V_REG
IC3201
BA00BC0WFP
F4
CTL
IN
GND
OUT
ADJ
1
2
6
4
5
3.5
3.8
0
1.9
0.75
R3205
HDMI+3.3V
22K
R3211
6.8K
D3202
+-1%
EC31QS04
W860
HDMI_VNREG+5V
5.0
5.0
SW
4.3
Q3205
KTA1664-Y-RTF/P
W914
0
SW
1.8
W909
Q3206
KRC102SRTK
0
L3201
R3203
4
5
6
0.047 1/4W
22uHTSL0808
S
D
D
C3201
R3204
16V
2200
ZL_P
0.047 1/4W
(25V 1608)
D
G
D
C3203
5V_SW_REG_CTL
3
2
1
IC3202
AL1015
0.1
B
(25V 1608)
C3202
13.8
C3207
13.8
VIN
CS
C3205
0.1
B
4.5
14.2
0.01 B
V5/PWON
EXT
0.1
B
1.25
0
Vref/SS
GND
R3207
R3208
1.2
1.25
CC
FB
1.5K
220
+-1%
+-1%
CAUTION: DIGITAL TRANSISTOR
:LES PIECES REPAREES PAR UN
ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
C
D
E
F
(MAIN PCB)
AT1.8V_REG
IC3203 BD7820FP
V_C
V_IN
GND
V_OUT
V_ADJ
1
2
6
4
2.9
2.9
0
1.8
0.75
R3215
R3210
1K
1K
+-1%
AT+3.3V
AT+3.3V
GND
AT1.8V_REG
IC3204 BD7820FP
V_C
V_IN
GND
V_OUT
1
2
6
4
2.9
2.9
0
1.8
0.74
R3216
R3213
1K
+-1%
GND
GND
AT+3.3V
3.3
HDMI+5V
SW
0
Q3211
0
R3245
KTC3875S_Y_RTK
SW
0
Q3210
10K
0.6
PC_SYNC_SW
KTC3875S_Y_RTK
0
KTC3875S_Y_RTK
L3202
5V REG
22uHSLF10145T
IC3205
KIA78D05F
IN
GND
1
2
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.
E
F
G
5
AT+1.8V_1
FROM/TO SCALER
RXT_RST#
P.CON+5V_VCTP
AT+1.8V_1
AT+1.8V_2
AT+3.3V
V_ADJ
5
AT+1.8V_2
1K
FROM/TO JACK
P.CON+3.3V
3.3
3.3
P.CON+3.3V
SW
2.7
FROM/TO INTERFACE_HDMI IC
Q3200
2SB1132
HDMI+3.3V
HDMI+5V
HDMI_VNREG+5V
GND
RXT_RST#
0.9
R3229
SW
1.6
SYS_POWER_H
Q3201
1K
0.9
FROM/TO SUB MICON/RC232C
P.CON+3.3V
PC_SYNC_SW
FROM/TO TUNER
P.CON+3.3V
AT+3.3V
OUT
3
P.CON+5V_VCTP
GND
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
G
H
8
7
6
5
4
3
2
1
PCBF40
CMF112
H
H-6
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