Samsung HT-C550 - Setup; Before Starting (Initial Setting); Setting the Setup menu

Samsung Electronics 6-7
PCB Diagram
2 CN1
FROM FRONT (ST)
Pin No. Signal
1 ST5V
2 N_RESET
3 TEST
4 KEY_INT
5 KEY_SCL
6 KEY_SDA
7 DGND
6-5-1 Pin Connection