PG-M25XE (serv.man11). Troubleshooting table - Sharp Projector Service Manual (repair manual). Page 11

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38
PG-M25X
Checking of Onscreen Display
No
Is the user menu displayed 
normally by the MENU key?
Enter the process menu and select 
PATTERN. Then select the 
COLOR pattern.
The onscreen display is normal.
Yes
Yes
Is the onscreen display color 
normal?
Make STEP signal selection.
Adjust the DLP system in the 
process adjustment mode.
No
0
No
Is the STEP signal normal?
Rewrite the onscreen display data.
Yes
0
Yes
Is the signal compatible with the 
STEP signal outputted at TL106 
thru TL111?
Go to "Checking of GA4 and Its 
Periphery".
Rewrite the onscreen display data.
IC8025 is defective.
No
» 
PC I/F Unit-2/12
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