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A
VIFU P.C.B.
TU7401 1 -
MAIN P.C.B.
SUB POWER MAIN NET VIDEO MAIN TIMER AUDIO MAIN RF I/F
G
2 3 4 5 6 7 -
B 8 (AGC) 9 (BT)
F
10 GND 11 SCL 12 SDA DIGITAL NET 13 GND GLUE 14 BM+5V 1394 I/F 15 BS POWER(H) AV INPUT 16 BT REG30V AV ENC 17 IF OUT SYSCON AV DEC DVC AUDIO PB
DIGITAL P.C.B.
E
18 IF IN
19 20 DU7401 21 22 23 24 VIDEO OUT
P3701 1 2 3 4 5 6
TPB TPB GND TPA TPA GND
C
D
25 +B REG5V 26 GND 27 GND 28 NOR/MUTE/ JST DECODER 29 +5V 30 AUDIO(LCH) 31 GND 32 AUDIO(RCH)
MSD P.C.B.
PK7301 1 QPSK 2 GND(TUNER) 3 TU AUDIO IN 4 5 6 7 SW 5V
C
33 BIL/STE/ MONO/JST 34 35 -
P7503 3 FAN LOCK 2 GND 1 FAN PWN
P7504 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
POW KEY POW LWD(H) N SW 5V L2 FM(L) CPN 2Y IN GND CPN 2C IN GND LINE 2V IN GND AU GND L2 IN(L) AU 9V L2 IN(R) AU -9V KEYIN1(L) KEYIN1(R) KEYIN2(L) KEYIN2(R) IR
PK7302 1 IIC CLK 2 IIC DATA 3 4 DECODER(R) 5 GND(TUNER) 6 DECODER(L)
D
B
P7001 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
FAN
A
FRONT(L) P.C.B.
POW KEY POW LWD(H) N SW 5V L2 FM(L) CPN 2Y IN GND CPN 2C IN GND LINE 2V IN GND AU GND L2 IN(L) AU 9V L2 IN(R) AU -9V KEYIN1(L) KEYIN1(R) KEYIN2(L) KEYIN2(R) IR
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DMR-E20EB/EG Interconnection Schematic Diagram 10 11
E