CX-JV10, JAX-V10 - Sony Audio Service Manual (repair manual). Page 4

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4
CX-JV10
RELEASING  THE  DISC  TRAY  LOCK
The disc tray lock function for the antitheft of an demonstration
disc in the store is equipped.
Releasing Procedure :
While pressing the
x
key,  press the
Z
  OPEN/CLOSE
key for 5
seconds. The message “UNLOCKED” is displayed and the tray is
unlocked.
Note:
When “LOCKED” is displayed, the tray lock is not released by
turning power on/off with the [POWER] key.
PART No.
– Back Panel –
SECTION  1
SERVICING  NOTES
MODEL  IDENTIFICATION
MODEL
PART No.
Singapore model
4-249-031-5[]
Saudi Arabia model
4-249-129-5[]
E model
4-249-130-7[]
Thai model
4-249-174-3[]
The laser diode in the optical pick-up block may suffer electrostatic
break-down because of the potential difference generated by the
charged electrostatic load, etc. on clothing and the human body.
During repair, pay attention to electrostatic break-down and also
use the procedure in the printed matter which is included in the
repair parts.
The flexible board is easily damaged and should be handled with
care.
NOTES  ON  LASER  DIODE  EMISSION  CHECK
The laser beam on this model is concentrated so as to be focused on
the disc reflective surface by the objective lens in the optical pick-
up block. Therefore, when checking the laser diode emission,
observe from more than 30 cm away from the objective lens.
LASER  DIODE  AND  FOCUS  SEARCH  OPERATION
CHECK
Carry out the “S curve check” in “CD section adjustment” and check
that the S curve waveforms is output three times.
NOTES  ON  HANDLING  THE  OPTICAL  PICK-UP
BLOCK  OR  BASE  UNIT
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