General Information; Diagnosis; Test Mode - Pioneer DEX-P9 Service Manual

DEX-P9,P9R
QQ

7. GENERAL INFORMATION

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7.1 DIAGNOSIS

7.1.1 TEST MODE

- CD Section Error No. Display
If the CD player cannot operate or if it stops when an error occurred in operation, it enters the error mode and dis-
plays the cause of the error in numerals. Accordingly, an object of this display is to assist in analysis and repair.
(1) Display example
Err XX
(2) Error codes
Error code Type
10 Mechanical unit
11 Electricity
12 Electricity
14 Electricity
17 Electricity
TE
L 13942296513
19 Electricity
30 Electricity
A0 System
* Setup indicates a series of operations until sound is issued after focus has been performed.
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Description
Carriage Home NG
Focus Search NG
Spindle Lock NG
Mirror NG
Setup NG
Setup NG
Search Timeout
Power Supply NG
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2 9
8
Details and cause
Carriage cannot move to and from the inside circumference.
→ Defective Home SW, Carriage move error.
Focus is disabled.
→ At the rear of disc. Disc damage, dirt and vibration are
intense.
Spindle Lock is not performed and no subcode can be read.
→ Defective spindle. Disc damage, dirt and vibration are
intense.
CD-R to which data is not written.
(At the rear of disc on rare occasions)
AGC protection does not work.
Focus immediately slips off.
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3 6 7 1 3 1 5
→ Disc damage, dirt and vibration are intense.
The tracking balance deviation is 50% or higher or the
tracking error level is low.
→ The pickup or tracking error circuit is abnormal.
Could not reach the target address.
→ Carriage/tracking error, disc damage.
Higher or lower than the specified voltage, or no power is
output.
→ Defective SW transistor, power supply abnormality, load
terminal NG.
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.
9 4 2 8
0 5 8 2 9 9 4 2 8
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9 9
9 9