Samsung CS29A7HF9X Service Manual page 18

Alignment and Adjustments
NO FUNCTION
35 D2
36 D3
37 A0
38
A1
39 A2
40 VSS
41 VDD
42 A17/P4.0
43 A18/P4.1
44
P0.0
45 P0.1
46 P0.2
47 P0.3
48 P0.4
49 P0.5
50
P0.6
51 P0.7
52 P2.3(A/D)
53 P2.2(A/D)
54 P2.1(A/D)
55 P2.0(A/D)
56 VSSA
57
A3
58 VDDA
59 P3.7
60 P3.6
61 P3.5
62 P3.4
63
P3.3
64 P3.2
4-6
IN/OUT
ASSIGN
IN/OUT
D2
IN/OUT
D3
IN/OUT
A0
IN/OUT
A1
IN/OUT
A2
-
VSSD
VDDD IN
IN/OUT
A17
IN/OUT
A18
IN/OUT
SCL1
IN/OUT
SDA1
IN/OUT
SDA2
SCL2 IN/OUT
OUT
WP
OUT
S-MUTE
OUT
S-RESET
IN
FACTORY
IN
KEY1
IN
KEY2
IN
MAIN AFT
P2.0(A/D)
-
VSSA
IN/OUT
A3
IN
VDDA
IN/OUT
M3L CLK
M3L DATA IN/OUT
OUT
M3L ENABLE
IN
IN
RXD
IN
IR
ACTIVE H/L
-
-
- EPROM CONTROL ADDRESS
- EPROM CONTROL ADDRESS
- EPROM CONTROL ADDRESS
GND
STD 5V
- EPROM CONTROL ADDRESS
- EPROM CONTROL ADDRESS
-
-
-
-
HIGH EEPROM WRITE PROTECTION
HIGH
LOW
LOW
- CH.UP,CH.DOWN,VOL.UP,VOL.DOWN,MENU
-
GND
- EPROM CONTROL ADDRESS
STD 5V
- SDA5275 MEGATEXT IC CONTROL BUS
-
-
HIGH
- REMOTE CONTROL SIGNAL INPUT
EXPLANATION
"
"
DIGITAL GND
DIGITAL VCC
EPROM CONTROL BUS
EPROM CONTROL BUS
SLAVE IC CONTROL BUS
SLAVE IC CONTROL BUS
MAIN SOUND AMP MUTE
MSP RESET
BIS ADJ.MODE SELECTION
MUTE, TV/VIDEO
ANALOG GND
ANALOG VCC
"
"
AV LINK
Samsung Electronics