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
1-6
Summary of Contents for FWM583
Page 10: ...74HCT04D HEF4013BT 4 1 4 1 SET BLOCK DIAGRAM ...
Page 11: ...4 2 4 2 SET WIRING DIAGRAM ...
Page 12: ...5 1 5 1 PCB LAYOUT FRONT BOARD TOP VIEW ...
Page 13: ...5 2 5 2 PCB LAYOUT FRONT BOARD BOTTOM VIEW ...
Page 16: ...6 1 6 1 PCB LAYOUT MCU BOARD TOP VIEW ...
Page 17: ...6 2 6 2 PCB LAYOUT MCU BOARD BOTTOM VIEW ...
Page 20: ...9 1 9 1 LAYOUT DIAGRAM MAINS BOARD TOP VIEW ...
Page 25: ...8 2 8 2 LAYOUT DIAGRAM CD BOARD TOP VIEW ...
Page 26: ...8 3 8 3 LAYOUT DIAGRAM CD BOARD BOTTOM VIEW ...
Page 29: ...9 1 9 1 LAYOUT DIAGRAM MAINS BOARD TOP VIEW ...
Page 30: ...9 2 9 2 CIRCUIT DIAGRAM MAINS BOARD ...
Page 31: ...9 3 9 3 LAYOUT DIAGRAM MIC BOARD TOP VIEW LAYOUT DIAGRAM MIC BOARD BOTTOM VIEW ...
Page 33: ...10 1 10 1 LAYOUT DIAGRAM HIGH AMP USB JACK BOARD TOP VIEW ...
Page 34: ...10 2 10 2 LAYOUT DIAGRAM HIGH AMP USB JACK BOARD BOTTOM VIEW ...
Page 35: ...10 3 10 3 LAYOUT DIAGRAM POWER BOARD TOP VIEW ...
Page 36: ...10 4 10 4 LAYOUT DIAGRAM POWER BOARD BOTTOM VIEW ...
Page 37: ...CIRCUIT DIAGRAM HIGH AMP BOARD POWER BOARD 10 3 10 3 ...
Page 41: ...12 4 12 4 SOURCE SELECTION SOUND PROCESSING CIRCUIT ...
Page 42: ...12 5 12 5 HEADPHONE AMPLIFIER I2 C EXPANDER CIRCUIT 1K ...