Advertisement
6-3
5
DVDR3425H/93, DVDR3435H/93 Switch Board & Tuner Board Electrical Diagram
TITLE:SW BOARD
D
C
TITLE:TUNER BOARD
B
A
5
http://www.j d wxzlw.com/?fromuser=SNvÛ ~ ô O î
4
SWITCH BOARD
J1
2MM
K1
POWER
POW SW
1
POW SW1
2
LED1
3
4
LED2
5
D3
POWER_SWITCH
POWER_LED
IDC Slave Addr: 0xC0/C1
TUN1
PAL:
26
GND
1
NC
2
AUDIO-IN:NC:NC
3
GND_TUN
CH_SW:NC:NC
4
+B/MB:NC:NC
GND_TUN
5
CONTROL:NC:NC
6
C1
0.1UF
VIDEO_IN:NC:NC
1
2
8
NC:RF_AGC:RF_AGC
R1
0
9
NC:NC:NC
10
2
1
NC:AS:AS
11
SCL:SCL:SCL
R2
0
12
SDA:SDA:SDA
13
2
1
AFT_OUT:NC:NC
14
A_OUT:+B:+B
15
SIF_OUT:NC:NC
16
TU:TU:TU
R5 0
17
2
1
NC:NC:NC
18
V_OUT:IF_AGC:IF_AGC
R3 0
19
1
2
NC:SW1:SDA
20
1
2
NC:SW2:SCL
R4
0
21
NC:A_OUT:A_OUT
22
NC:SIF_OUT:SIF_OUT
23
NC:AFT_OUT:AFT_OUT
24
NC:V_OUT:V_OUT
25
Chassis_GND
GND_TUN
TMDZ9-731A
+32
C3
C4
+
C2
0.1UF
0.1UF
22UF/50V
GND_TUN
4
[¶ u 5~ ô O î • D e™ • Q ÿ QM• 9 N• } T yÍ ~ ô O î • D e™
3
2
CON2
D4
X13
A2
D3
D4
K1
D4
FMN14/1.0mm
SCL
6
SDA
5
+B
4
+32
J9
3
2
VTUN_STB
1
TUN_AO
6
5
IF_OUT
4
AFT_OUT
J7
3
2
CVBS_OUT
1
FMN14/1.0mm
GND_TUN
3
2
6-3
1
C1
D4
C3
B4
C4
B4
R1
C4
R2
C4
R3
C4
R4
C4
R5
C4
C2
B5
J7
C3
J9
C3
TUN1 D5
U5
A2
1
D
C
B
A
Advertisement
