Read Sony CHC-CV40 / HCD-CV40 Service Manual online
3
HCD-CV40
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 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.
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.
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 component in this product is capable
of emitting radiation exceeding the limit for
Class 1.
of emitting radiation exceeding the limit for
Class 1.
Do not install the appliance in a confined
space, such as a bookcase or built-in cabinet.
space, such as a bookcase or built-in cabinet.
You can
Enjoy video playback
(moving pictures) as
well as audio CDs.
(moving pictures) as
well as audio CDs.
Play interactive software
using menu screens
displayed on the TV screen
(menu playback), in addition
to the video playback
function of VIDEO CDs
without PBC functions.
Moreover, you can play high
or standard quality still
picture.
using menu screens
displayed on the TV screen
(menu playback), in addition
to the video playback
function of VIDEO CDs
without PBC functions.
Moreover, you can play high
or standard quality still
picture.
This system can play the
following discs
following discs
VIDEO CDs
Audio CDs
Disc logo
Contents
Audio + Video
Audio
(moving pictures)
Disc size
12 cm/8 cm
12 cm/8 cm
Play time
74 min./20 min.
74 min./20 min.
Note on VIDEO CDs
This system conforms to VIDEO CDs without PBC
functions (Ver. 1.1) and VIDEO CDs with PBC
functions (Ver. 2.0) of VIDEO CD standards. You
can enjoy two kinds of playback according to the disc
type.
functions (Ver. 1.1) and VIDEO CDs with PBC
functions (Ver. 2.0) of VIDEO CD standards. You
can enjoy two kinds of playback according to the disc
type.
Disc type
VIDEO CDs without
PBC functions
(Ver. 1.1 discs)
PBC functions
(Ver. 1.1 discs)
VIDEO CDs with
PBC functions
(Ver. 2.0 discs)
PBC functions
(Ver. 2.0 discs)
PBC = Playback Control
Notes on CD-R and CD-RW discs
This system can play the following discs:
Type of discs
Label on the disc
• Discs recorded on CD-R/CD-RW drives may not be
played back because of scratches, dirt, recording
condition or the drive’s characteristics.
condition or the drive’s characteristics.
• You cannot play a CD-R/CD-RW that is not
finalized.
• You cannot play a CD-R/CD-RW that is recorded
in Multi Session.
Audio CD
MP3 files
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be
• Notice that the minus side of a tantalum capacitor may be
damaged by heat.
Flexible Circuit Board Repairing
• Keep the temperature of soldering iron around 270˚C
during repairing.
• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
• Be careful not to apply force on the conductor when soldering
or unsoldering.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
0
OR DOTTED LINE WITH
MARK
0
ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS
LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE
COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS
APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS
PUBLISHED BY SONY.
COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS
APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS
PUBLISHED BY SONY.
This appliance is classified as
a CLASS 1 LASER product.
The label is located on the rear
exterior.
a CLASS 1 LASER product.
The label is located on the rear
exterior.
The following caution label is located inside the apparatus.
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