Samsung MAX-805, Руководство по обслуживанию

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9-4 µ-COM : UIC1
No.
Port Name I/O Function
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
P5 2
MUTE
P2 0
1
2
3
4
5
6
7
TEST
RESET
XT1
XT2
Vss
CF1
CF2
Vdd
P8 0
1
2
3
4
5
6
7
P7 0
1
2
3
S 0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Vdvp
Vp
S 16
S 17
H-OUT
POWER
TUNER
DO1
CLK1
DIO1
CE
KEY1
KEY2
KEY3
KEY4
SD
PO SENS
CD SENS
SCOR
REMO
G10
G9
G8
G7
G6
G5
G4
G3
G2
G1
S22
S21
S20
S19
S18
S17
+5.6V
-30V
S16
S15
O
O
O
O
O
O
I
O
O
I
I
O
I
I
O
I
I
I
I
I
I
I
I
I
I
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
TAPE HIGH DUB-OUT (“L” OPEN COLLECTOR)
MUTE
POWER CONTROL
TUNER-CONTROL
TDA7439,LC72131
TDA7439,LC72131
LC72131 DATA INPUT
LC72131(PLL) CE
TEST PIN
RESET PORT
SUB OSC (CLOCK MODE ;32.768KHz)
SUB OSC (CLOCK MODE ;32.768KHz)
GROUND
MAIN OSC INPUT (12MHz)
MAIN OSC OUTPUT (12MHz)
MAIN POWER INPUT PORT (5V)
A/D KEY INPUT 1
A/D KEY INPUT 2
TAPE KEY OPTION
VOLUME UP
TUNET SD
POWER SENS
CD TRAY SENS
SCOR INTERRUPT
REMOCON INPUT
PORT of GRID CONTROL FLT
PORT of GRID CONTROL FLT
PORT of GRID CONTROL FLT
PORT of GRID CONTROL FLT
PORT of GRID CONTROL FLT
PORT of GRID CONTROL FLT
PORT of GRID CONTROL FLT
PORT of GRID CONTROL FLT
PORT of GRID CONTROL FLT
PORT of GRID CONTROL FLT
PORT of SEGMENT CONTROL FLT
PORT of SEGMENT CONTROL FLT
PORT of SEGMENT CONTROL FLT
PORT of SEGMENT CONTROL FLT
PORT of SEGMENT CONTROL FLT
PORT of SEGMENT CONTROL FLT
POWER INPUT CONTROL PORT (5V)
POWER INPUT GRID CONTROL PORT(-30V)
PORT of SEGMENT CONTROL FLT
PORT of SEGMENT CONTROL FLT
Samsung Electronics 9-9
Block Diagrams