Samsung HCR4755WX/XAA, Service Manual

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Alignment & Adjustment
Samsung Electronics 2-15
2-8 Pin Assign
2-8-1 Micom Block
Pin # Pin Assign Pin # Pin Assign
1 WP 52 POWER
2 SCL-E2PROM 51 MICOM-D6
3 SDA-E2PROM 50 MICOM-D5
4 BUS-STOP 49 MICOM-D4
5 SDA-MICOM 48 MICOM-D3
6 SCL-MICOM 47 MICOM-D2
7 N.C 46 MICOM-D1
8 N.C 45 MICOM-D0
9 VDD 2.5V 44 VDD 3.3V
10 GND 43 GND
11 VDD 3.3V 42 VDD 2.5V
12 CAPTION-CVBS 41 N.C
13 VDDA 2.5V 40 N.C
14 GND 39 N.C
15 N.C 38 N.C
16 N.C 37 VDDA 2.5V
17 KEY2 36 GND
18 KEY1 35 XTAL-OUT
19 HSYNC 34 XTAL-IN
20 VSYNC 33 RESET
21 KEY3 32 N.C
22 5V-INT 31 N.C
23 PROTECT 30 VDD 3.3V
24 IR 29 GND
25 STB-LED 28 MICOM-INT
26 TIMER-LED 27 CPU-nRESET