New Test Mode; Shifting To The New Test Mode; Key Correspondence; Cause Of Error And Error Code - Pioneer FH-M8527ZT-91 ES Service Manual

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- New Test Mode

S-CD plays the same way as before.
If an error such as off focus, spindle unlocking, unreadable sub-code, or sound skipping occurs after setup, its
cause and time occurred (in absolute time) are displayed.
During setup, operational status of the control software is displayed.
These displays and functions are prepared for enhancing aging in the servicing and efficiency of trouble analysis.

(1) Shifting to the New Test Mode

1 Turn on the current test mode by starting the reset from the key.
2 Select S-CD for the source through the specified procedure including use of the [CD]key,[DISC]key, and inserting the
disc. Then, press the [6] key while maintaining the regulator turned off.
3 After the above operations, the new test mode remains on irrespective of whether the S-CD is turned on or off.
You can reset the new test mode by turning on the ACC On/Off.

(2) Key Correspondence

Key
1
2
TUNE UP
TUNE DOWN
4
REW
TE
L 13942296513
FF
–
–
Note: Eject and CD on/off is performed in the same procedure as that for the normal mode.

(3) Cause of Error and Error Code

Code Class
40 Electricity
41 Electricity
42 Electricity
43 Electricity
Note: Mechanical errors during aging are not displayed.
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New test mode
In-play
RANDOM
REPEAT
TRACK UP
TRACK DOWN
–
REV
FF
–
–
Contents
Off focus detected.
Spindle unlocked.
Sub-code unreadable.
Sound skipping detected.
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Error Production
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–
–
–
Time/Err.No. switching
–
Q Q
3 6 7 1 3 1 5
–
–
–
Description and cause
FOK goes low.
→ Damages/stains on disc, vibrations or failure on servo.
LOCK = Low continued for 150 msec.
→ Damages/stains on disc, vibrations or failure on servo.
Sub-code was unreadable for 500 msec.
→ Damages/stains on disc, vibrations or failure on servo.
Last address memory function was activated.
→ Damages/stains on disc, vibrations or failure on servo.
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