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A
B
8
7
FROM/TO POWER3
GND
6
P.CON+5V
AT+5V
D3209
AT+12V
SK34A
P.CON+8V
5
4
3
2
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
1
A
B
G-5
C
D
REGULATOR SCHEMATIC DIAGRAM
3.3V_REG
IC3201
BA00BC0WFP
V_C
V_IN
GND
V_OUT
V_ADJ
1
2
6
4
5
2.7
4.1
0
3.3
1.2
R3205
R3211
22K
6.8K
+-1%
D3202
SK34A
W860
5.0
5.0
SW
4.3
Q3205
KTA1664-Y-RTF/P
0
SW
R3228
1.8
W909
Q3206
KRC102SRTK
8.2K
0
R3202
0.047
1/4W
L3201
R3203
4
0.047 1/4W
22uHTSL0808
S
C3201
16V
2200
ZL
G
C3208
5V_SW_REG_CTL
C3203
0.1 B
3
IC3202
AL1015
0.01 B
13.8
13.8
C3207
C3202
0.1 B
VIN
CS
C3205
4.5
14.2
0.01 B
V5/PWON
EXT
0.1 B
1.25
0
Vref/SS
GND
R3207
1.2
1.25
CC
FB
1.5K
+-1%
CAUTION
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.
C
D
E
(MAIN PCB)
AT1.8V_1_REG
IC3203
V_C
V_IN
1
2.9
2.9
R3210
1K
D3204
W811
AT+3.3V
SK34A
GND
PC_SYNC_SW
AT1.8V_2_REG
IC3204
V_C
V_IN
1
2.9
2.9
R3213
1K
D3205
W815
HDMI+3.3V
SK34A
GND
GND
HDMI_VNREG+5V
AT+3.3V
HDMI+5V
W914
PC_SYNC_SW
5
6
D
D
L3202_1
L3203
33uH
22uHTSL0808
D
D
1315
2
1
R3208
220
+-1%
W877
ATTENTION
:SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
E
F
G
BD7820FP
GND
V_OUT
V_ADJ
2
6
4
5
AT+1.8V_1
1.8
0.75
0
R3215
1K
+-1%
BD7820FP
GND
V_OUT
V_ADJ
2
6
4
5
AT+1.8V_2
1.8
0.74
0
R3216
1K
+-1%
3.3
3.3
P.CON+3.3V
SW
2.7
Q3200
2SB1132
0.6
SW
3.2
SYS_POWER_H
Q3201
KRC102SRTK
0
AT+3.3V
5V_SW_REG_CTL
IC3205
KIA78D05F
IN
GND
OUT
1
2
3
P.CON+5V_VCTP
GND
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
F
G
H
8
7
FROM/TO SCALER
SYS_POWER_H
AT+3.3V
AT+1.8V_1
AT+1.8V_2
P.CON+5V_VCTP
FROM/TO SUB MICON/RS-232C
PC_SYNC_SW
P.CON+3.3V
6
AT+3.3V
GND
FROM/TO JACK
P.CON+3.3V
5
PC_SYNC_SW
FROM/TO INTERFACE_HDMI IC
HDMI+5V
HDMI_VNREG+5V
HDMI+3.3V
PC_SYNC_SW
GND
FROM/TO AV JACK/SWITCH
4
P.CON+3.3V
FROM/TO TUNER
P.CON+3.3V
3
2
1
PCBF40
CMF111
H
G-6
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