4 Troubleshooting
GG15AS/GG15AS(R)/GG15L*/GG15L*(R)/
GG15V*/GG15V*(R)/GG15E*/GG15E*(R)
4-5
CONFIDENTIAL
4-3 User Controls Don’t Work [GG15AS/GG15L*/GG15V*/GG15E*]
No
Does the DC level change at
Pin 16 and 17 of IC300 when you
push the front panel button?
Check the buttons.
(SW1~SW6)
Yes
Refer to 4-4 No OSD Display.
4-3-1 User Controls Don’t Work [GG15AS(R)/GG15L*(R)/GG15V*(R)/GG15E*(R)]
No
Does the DC level change at
Pin 16 and 17 of IC102 when you
push the front panel button?
Check the buttons.
(SW1~SW6)
Yes
Refer to 4-4 No OSD Display.
