Samsung MAX-460V, Service Manual, Page: 22 / 71

6-8 Samsung Electronics
Troubleshooting
O
Check voltage of PI1, CQ1 ?
O
Check oscillation of MX1, CX1 ?
O
O
There is no Video CD read in
X
Check connection of short Check 8V output of Main PCB
X
X
Check oscillation
connection condition
& short
Check reset of MI1 pin50,
CI1 pin101?
Check
µ
-com of Main PCB
X
X
Check connection condition
& short
O
Check communication of
MI1,CI1 ?
O
Check commucation of
CI1,RI1,RI2,RI3 ?
Lead In Mode : check data input
of CI1 pin104,105,106
X
Check MI1,CI1 connection
X
Check CI1,RI1,RI2,RI3
connection & short
Check communication of MI1
pin3,33,34,42,43 ?
Check
µ
-com of Main PCB
X
X
Check connection of short
O
& short
6-4 Video CD
6-4-1 Load In Malfunction