S
YMPTOM
ERROR 1
(Initialize Error)
ERROR 3
(Loading Error)
ERROR 4
(Eject Error)
ERROR 6
(Transverse
Error)
ERROR 7
(Servo Error)
ERROR 9
(TOC Error)
Radiated Noises
CD skips
excessively
D
IAGNOSIS
No initialization
Mechanism is jammed and loading
motor (or driving circuit) is
defective
Foreign objects are preventing
the disc from loading
Loading area in mechanism and
loading motor (or driving circuit) is
defective
Foreign objects are preventing disc
from ejecting
Eject area in mechanism and
ejecting motor (or driving circuit) is
defective
Transverse motor or switch is
defective or Traverse area of disc is
damaged
Excessive dirt or dust on disc
Disc is warped, cracked, damaged
or severely scratched
Disc is cracked, warped or severely
damaged
Laser pickup is defective
Servo unit in CDP mechanism is
not operating properly
No RF suppression of blower
motors
No RF suppression of switches
Source unit mounted at an
incorrect angle
Source unit not secured properly
(Standard Mount)
Source unit not secured properly
(ISO Mount)
R
EMEDY
Press the reset button
Repair the mechanism and
loading motor (or driving circuit)
Check CDP mechanism load area by removing
faceplate and repair as necessary
Repair the mechanism and loading motor (or
driving circuit)
Check CDP mechanism eject area by removing
faceplate and repair as necessary
Repair the mechanism and loading motor (or
driving circuit)
Check CD mechanism motor and switch.
Put in a different disc!
Clean disc to remove dirt or dust as necessary
Put in a different disc!
Put in a different disc!
Have service center repair laser pickup
Check the servo circuit area and repair as
necessary
Connect filter cap (Radio Shack #272-1085) in-line
on B+ near blower motor.
Connect a .1µf – .01µf non-polarized capacitor
across switch contacts
Check mounting angle of source unit (mount
within ±20˚ from horizontal) and repair as
necessary
Check tightness of installation sleeve and back
strap; repair or replace as necessary
Check tightness of mounting screws and repair or
replace as necessary
T
ROUBLESHOOTING
23