System Circuit Part; Disc Not Recognized - LG RHT497H Service Manual

3. SYSTEM CIRCUIT PART

"Please wait" displayed
continue at power on
yeS
ic1198 :
(/rSt_hoSt)
yeS
x1101 :
clock oscillated?
(13.5Mhz)
yeS
ic1201 Pin26 :
yeS
r1173, r1174 :

4. DISC NOT RECOGNIZED

diSc not recognized
check
driver power?
5v, 12v
yeS
check
ataPi connector
yeS
check loader
no
.
no
no
no
?
no
no
check ic701 Pin62
replace x1101
check ic1201 (Flash memory),
ic1201 (ddraM)
ic1101 defect
check SMPS
change Media teSt
3-8