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A
B
8
REG+2.5V
REG+1.2V
IC6402
BD7820FP
F4
IC6401
BD7820FP
V_C
V_IN
GND
V_OUT
V_ADJ
V_C
V_IN
1
2
6
4
5
1
2
3.18
4.0
0
2.5
1.25
4.8
3.3
7
6
R6413
4.7K
5
4
FROM/TO ASIC
+OUTL
MUTE
-OUTL
VBGFIL
3
+OUTR
-OUTR
CVOUT
YG
2
UB
VR
1
CAUTION
ATTENTION
:SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
A
B
H-31
C
POWER I/O SCHEMATIC DIAGRAM
REG+3.3V
F4
IC6403
BD7820FP
F4
GND
V_OUT
V_ADJ
V_C
V_IN
GND
V_OUT
V_ADJ
6
4
5
1
2
6
4
5
3.18
3.0
0
1.8
1.25
0
1.25
1.25
D6406
EC31QS04
D6405
EC31QS04
L6406
2.2uHNLV25
W851
B6403
FCM1608CF-600T06
L
L
2.3
2.3
8.9
8.9
0.3
0.3
4.0
R
1
2
3
4
5
6
7
S
+
-
+
+
-
-
S3
S2
14
13
12
11
10
9
8
3.9
1.3
1.2
0
0.3
0.3
4.0
L
R
R
:LES PIECES REPAREES PAR UN
ETANT
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
DANGEREUSES AN POINT DE VUE SECURITE
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
N'UTILISER QUE CELLS DECRITES
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
DANS LA NOMENCLATURE DES PIECES
C
D
E
(MAIN PCB)
D6408
EC31QS04
REG+3.3V
REG+2.5V
IC6404
BD7820FP
F4
IC6405
BD7820FP
F4
V_C
V_IN
GND
V_OUT
V_ADJ
V_C
V_IN
GND
V_OUT
V_ADJ
1
2
6
4
5
1
2
6
4
5
4.9
3.8
0
3.3
1.25
R6419
4.8
3.3
0
1.8
1.25
R6407
4.7K
4.7K
C6465
B6401
FCM1608KF-102T02
16V
10
V-S
30
C6464
B6402
FCM1608KF-102T02
16V
10
V-S
31
C6402
10P CH
L6401
10uHNLV25
C6452
13P CH
L6408
8.2uHNLV25
C6453
10P CH
L6409
4.7uHNLV25
C6454
10P CH
L6410
4.7uHNLV25
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D
E
F
G
FROM/TO COMMON INTERFACE
FROM/TO FLASH/SDRAM
D6410
EC31QS04
FROM/TO OFDM/TUNER
REG+1.0V
IC6407
BD7820FP
F4
V_C
V_IN
GND
V_OUT
V_ADJ
1
2
6
4
5
4.8
3.3
0
1.8
1.25
R6425
4.7K
FROM/TO 21PIN
D_TUNER_CVBS
FROM/TO AV JACK/SWITCH
32
D_TUNER_Y
D_TUNER_U
D_TUNER_V
FROM/TO POWER
P.CON+12V_DTV
P.CON+5V_DTV
DTV+4V
33
GND
W885
34
W884
35
W876
F
G
H
8
P3V3
GND
P3V3
P2V5
3V3
7
2V5
1V
FROM/TO ASIC
P2V5
P3V3
6
P1V2
5
FROM/TO SCALER
DTV-H
LPM_INT
DTV_TX
DTV_RX
4
D_TU_AUDIO_R
D_TU_AUDIO_L
3
2
1
PCBF40
CMF112
H
H-32
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