Table of Contents
Advertisement
3. SYSTEM Circuit
LG LOGO not displayed
at POWER : ON.
YES
IC308 - 8 : HIGH?
( /E5_RST )
YES
X101 : Clock oscillated?
( 13.5 MHz )
YES
RESET IC202 - 26 : check
signal? (/FCS0 )
Check IC313 signal flow
4. DISC not recognized.
Check DRIVE power?
5V, 12V
YES
Check ATAPI Interface
connector J301
NO
Check IC308 power and
other circuits
NO
Replace X101
NO
Check IC202 power and
other circuits
NO
Check SMPS
3-4
Hide quick links:
Advertisement
Chapters
Table of Contents
Troubleshooting
