Set remains closed!
Standard repair procedure
N
Y
Play a CD
for at least 10 minutes
Y
playability
ok ?
N
playability
ok ?
add Info for customer
"SET OK"
playability
ok ?
Y
N
check playability
N
Y
playability
ok ?
check playability
check playability
EYE-Pattern
ok ?
N
Y
check "EYE-Pattern"
replace CD Drive
Laser current
ok ?
N
Y
check Laser current
CD Drive offsets
ok ?
N
Y
check CD Drive offsets
clean the lens
check playability
return set
Customer complaint
"CD related problem"
return set
return set
replace CD Drive
return set
replace CD Drive
return set
replace Signal Processor
return set
"fast" lens cleaning
1
2
3
4
5
6
7
For flap loaders (= access to CD drive possible)
cleaning method
4
is recommended
1
-
7
For description - see following pages
INSTRUCTIONS ON CD PLAYABILITY
1-
4
Summary of Contents for FWD831
Page 12: ...5 1 5 1 SET BLOCK DIAGRAM ...
Page 13: ...6 1 6 1 SET WIRING DIAGRAM ...
Page 14: ...7 1 7 1 CIRCUIT DIAGRAM DISPLAY BOARD PART 1 ...
Page 15: ...7 2 7 2 CIRCUIT DIAGRAM DISPLAY BOARD PART 2 ...
Page 16: ...7 3 7 3 LAYOUT DIAGRAM DISPLAY BOARD COMPONENT SIDE ...
Page 17: ...7 4 7 4 LAYOUT DIAGRAM DISPLAY BOARD COPPER SIDE ...
Page 18: ...8 1 8 1 CIRCUIT DIAGRAM MAIN BOARD PART 1 ...
Page 19: ...CIRCUIT DIAGRAM MAIN BOARD PART 2 8 2 8 2 ...
Page 20: ...8 3 8 3 LAYOUT DIAGRAM MAIN BOARD COMPONENT SIDE ...
Page 21: ...LAYOUT DIAGRAM MAIN BOARD COPPER SIDE 8 4 8 4 ...
Page 22: ...9 1 9 1 CIRCUIT DIAGRAM DVD MPEG BOARD ...
Page 23: ...9 2 9 2 LAYOUT DIAGRAM DVD MPEG BOARD ...
Page 24: ...10 1 10 1 CIRCUIT DIAGRAM AC POWER BOARD LAYOUT DIAGRAM AC POWER BOARD ...