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
CD PLAYABILITY
CHECK
1-2
Summary of Contents for Streamium WAS7500
Page 10: ...3 4 CONNECTION AND CONTROLS ...
Page 20: ...16 5 16 5 AF AMP MEM PCB LAYOUT DIAGRAM waS7500 ...
Page 21: ...16 6 16 6 AF AMP MEM PCB LAYOUT DIAGRAM waS7500 ...
Page 25: ...19 2 19 2 KEYS RC MEM CIRCUIT DIAGRAM waS7500 ...
Page 38: ...22 10 22 10 Wessli 07 MEM PCB LAYOUT DIAGRAM waS7500 ...
Page 39: ...22 11 22 11 Wessli 07 MEM PCB LAYOUT DIAGRAM waS7500 ...