CDP-SP55, CMT-SP55MD, CMT-SP55TC - Sony Audio Service Manual (repair manual). Page 5

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• Mode for repeating operations of the CD player and TC deck automatically.

When errors occur:
Aging stops and a message indicating that an error has occurred such as “CD MEC ERR” is displayed.
(For details of errors, refer to “Error History Display Mode”.)

When no errors occur:
Aging is repeatedly performed.

Procedure:
1. Load any CD and a tape.
2. Select the function “ CD ” using the FUNCTION knob (TA).
3. While pressing the  TUNING MODE  button (ST) and  H  button (CDP), press the  ?/1  button (TA).
4. “AGING” is displayed on the fluorescent display tube briefly.
5. Operations are performed in the following sequence during aging.
   Every pressing of  DISPLAY  button (ST) changes the display in the CD display and TAPE display.

6.

To end aging, execute the cold reset.

Mode for checking the history of errors which have occurred in the CD player.
Execute this mode after ending the aging mode.

Procedure:
1.

Select the function “ CD ” using the FUNCTION  knob (TA).

2.

While pressing the  TUNING MODE  button (ST) and  S  button (CDP), press the  ?/1  button (TA).

3.

“EMC@@EDC**” id displayed.
@@ : Number of mechanism errors (Last 3 errors)
**

: Number of errors (NO DISC ERROR) which occurred after chucking (Last 3 errors)

4.

To end, press the  ?/1  button (TA) and turn OFF the power.

Note: To erase the error history, perform cold reset.

(While pressing the  TUNING MODE  button (ST) and ML button (CDP), press the  ?/1  button (TA).)