Pioneer AVX-MG2037UC, Service Manual

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AVX-MG2037ZF/XN/UC
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6.5 ERROR CODE LIST
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Electricity
Class
Electricity Carriage home NG
CRG cannot move to the inner tracks.
CRG cannot move from the inner tracks.
→
HOME SW defective, CRG movement failure
No focus
→
Disc loaded upside down, dirty discs loaded or excessive vibration applied
10
Electricity Focus search NG 11
No spindle lock. Wrong subcodes (unreadable)
→
Spindle failure, scratched or dirty discs loaded, excessive vibration applied
Unwritten CD-R disc loaded. Disc loaded upside down.
The optimum RF AMP gain cannot be obtained.
→
CD signal abnormal
Electricity
Spindle lock NG
Subcode NG
RF AMP NG
12
Electricity Setup NG 17
Contents
Description and cause
AGC protection does not function. Focus is easily unlocked.
→
Scratched or dirty discs loaded, excessive vibration applied
Electricity
The third digit
Search time-out 30
Cannot reach the target address.
→
Carriage or tracking failure, scratched discs loaded.
The claw SW value when an error occurred: Bit 0: HOME, Bit 1: CLMP
The fourth digit
1: The number of the FG pulses is not within the allowable range.
0: The number of the FG pulses was satisfied with the spec at least once.
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System
Class
Upper two
digits
System Power NG
Power supply voltage (VD) abnormal
→
SW transistor failure. Abnormal power supply (connector failure)
The elevation-position-detection reference voltage is deviated.
A0
System EREF NG A1
The motor control terminal output when an error occurred.
(Bit 0 - 7) = (LO1, LO2, ELV1, ELV2, CG1, CG2, ELVCONT, LODCONT)
The third and
fourth digits
Contents
Description and cause