Sanyo DWM-1000 Service Manual

- 68 -
IC BLOCK DAIGRAM & DESCRIPTION
- VIDEO section -
IC410 MM1508XNRE
(2-Input 1-Output Switch with 6dB AMP)
1
2
3
SW
OUT
Vcc
4
5
6
IN2
GND
IN1
Clamp
Clamp
Bias
DRV.
6dB
IC495 NJM7805FA, KIA7805API (Regulater)
123
1. INPUT
2. COMMON
3. OUTPUT
- MPEG section -
IC101 24LC16BT, S524L50X51 (16K EEPROM)
Name Function
V
SS
SDA
SCL
WP
V
CC
A0,A1,A2
Ground
Serial Address/Data I/O
Serial Clock
Write Protect Input
+2.5V to 5.5V Power Supply
No Internal Connection
4
3
2
1
5
6
7
8
SDA
SCL
WP
V
CC
V
SS
A2
A1
A0
24LC16B
IC103 BA25BCOFP (Voltage Regulater)
1
2
3
Vcc
GND
OUT
Vref
IC104 BA033FP (Regulater)
1
2
3
Vcc
GND
OUT
REFFERENCE
VOLTAGE
1
3
2
OUT
GND
V CC
IC105 74VHC74MTC, TC74VHC74FT (Flip-Flop)
Truth Table
g
Inputs Output
Function
CLR
L
H
L
H
H
H
PR
H
L
L
H
H
H
D
X
X
X
L
H
X
CK
X
X
X
Q
L
H
H(Note 1)
L
H
Qn
Q
H
L
H(Note 1)
H
L
Qn
2
1
3
4
5
6
7
13
14
12
11
10
9
8
CLR1
CLR1
D1 D1
PR1
PR1
Q1
GND
Vcc
CLR2
CLR2
CK2
PR2
PR2
Q2
CK1
Q1
Q1
Q1
D2
D2
Q2
Q2
Q2
CK1
CK2
Clear
Preset
No Change

Sanyo DWM-1000 Specifications

General

Brand	Sanyo
Model	DWM-1000
Category	Home Theater System
Language	English