Read Sony BMZ-K5D / CX-BK5 Service Manual online
6
CX-BK5
– Rear Cover –
PART No.
SECTION 1
SERVICING NOTES
NOTES ON HANDLING THE OPTICAL PICK-UP
BLOCK OR BASE UNIT
BLOCK OR BASE UNIT
The laser diode in the optical pick-up block may suffer electro-
static 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.
static 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 emis-
sion, observe from more than 30 cm away from the objective lens.
on the disc reflective surface by the objective lens in the optical
pick-up block. Therefore, when checking the laser diode emis-
sion, observe from more than 30 cm away from the objective lens.
RELEASING THE DISC LOCK
The disc lock function for the antitheft of an demonstration disc in
the store is equipped.
the store is equipped.
Releasing Procedure :
While pressing the
While pressing the
[ENTER]
key, press the
Z
key for 5 seconds.
The message “UNLOCKED” is displayed and the disc is unlocked.
Note:
When “LOCKED” is displayed, the disc lock is not released by
turning power on/off with the
turning power on/off with the
I/1
key.
• MODEL IDENTIFICATION
MODEL
PART No.
Saudi Arabia model
4-245-039-5
[]
Singapore and Malaysia models
4-245-039-6
[]
Korean model
4-245-039-7
[]
SERVICE POSITION
– Tape mechanism deck –
– Tape mechanism deck –
Connect the wire (flat type) (8 core)
to the main board (CN903) and
the mechanism deck.
to the main board (CN903) and
the mechanism deck.
Connect the wire (flat type) (11 core)
to the deck board (CN008) and the main board (CN009).
to the deck board (CN008) and the main board (CN009).
Click on the first or last page to see other BMZ-K5D / CX-BK5 service manuals if exist.