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Checking order

1, 2.  Check IR cable condition between IR & Main board.
3.      Check the st-by 3.3V on the terminal 6.
4. When checking the Pre-Amp when the power is in ON condition, it is normal when the Analog 

Tester needle moves slowly, and defective when it does not move at all. 

P4102

1

GND

2

KEY1

3

KEY2

4

3.5V_ST

5

GND

6

LOGO_LIGHT

7

IR

8

GND

9

EYE

10

GND

①

②

③

④

<GA64/7900>

Checking order

1, 2.  Check Motion cable condition between Motion assy & Main board.
3.      Check the 3.3V on the terminal 1.

P4100

1

3.5V_WOL

2

3.3V

3

WIFI_DM

4

M_RTS

5

WIFI_DP

6

RX

7

GND

8

TX

9

WOL

10

RESET

11

GND

12

CTS

①

②

③

<GA64/7900>

Checking order

1, 2.  Check Wifi cable condition between Wifi assy & Main board.
3.      Check the 3.3V on the terminal 1.

P4100

1

3.5V_WOL

2

3.3V

3

WIFI_DM

4

M_RTS

5

WIFI_DP

6

RX

7

GND

8

TX

9

WOL

10

RESET

11

GND

12

CTS

①

②

③

<GA64/7900>

Changing method

1.

Contact the USB memory. (USB 1,2,3 jack)

2.

Enter the password. (ex. 000000)

*  Access USB Memory has each password.

②

①

<GA64/7900>