Samsung MAX-670 Service Manual page 62

Block Diagrams
9-5-4 NJU3716 : UIC2
No.
PORT
1 1 DISC
2 2 DISC
3 3 DISC
4 EXTRA
5 A R. PLAY
6
GND
7
A F. PLAY
8
CD SYNC
9
10 B R. PLAY
11 B F.PLAY
12
13 EDATA
14 ECLK
15 ESTB
16
17
18 GND
19 B MOTOR
20 CD PLAY
21 4 DISC
22
5 DISC
23
6 DISC
24
9-18
I/O
O
O
O
O
O
O
O
REC O
O
O
SO O
I
I
I
CLR I
O
O
O
O
O
O
VDD
Descriptions
1 DISC LED
2 DISC LED
3 DISC LED
EXTRA LED
A REV.PLAY LED
A FWD.PLAY LED
CD SYNC LED
REC LED
B REV.PLAY LED
B FWD. PLAY LED
SERIAL DATA OUTPUT
EXPANDER DATA INPUT
EXPANDER CLOCK INPUT
EXPANDER STROBE
CLEAR SIGNAL INPUT
NO USE
B DECK PLAY MODE 'H'
CD PLAY LED
4 DISC LED
5 DISC LED
6 DISC LED
Remarks
ACTIVE 'L'
ACTIVE 'L'
ACTIVE 'L'
ACTIVE 'L'
ACTIVE 'H'
ACTIVE 'H'
ACTIVE 'L'
ACTIVE 'L'
ACTIVE 'H'
ACTIVE 'H'
ACTIVE 'H'
ACTIVE 'H'
ACTIVE 'L'
ACTIVE 'L'
ACTIVE 'L'
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