Read Sony HCD-WZ88D / MHC-WZ88D Service Manual online
3
HCD-WZ88D
SECTION 1
SERVICING NOTES
MODEL IDENTIFICATION
– Rear Panel –
– Rear Panel –
• Abbreviation
AR
: Argentine model.
AUS
: Australian model.
E3
: 240 V AC area in E model.
E12
: 220-240 V AC area in E model.
E13
: 220-230 V AC area in E model.
E15
: 220-240 V AC area in E model.
E51
: Chilean and peruvian models.
EA
: Saudi Arabia model.
PL
: Phillippines model.
SP
: Singapore and Malaysia models.
TH
: Thai model.
PARTS No.
CAUTION
Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous radiation
exposure.
other than those specified herein may result in hazardous radiation
exposure.
Laser component in this product is capable of emitting radiation
exceeding the limit for Class 1.
exceeding the limit for Class 1.
This appliance is classified as
a CLASS 1 LASER product.
The CLASS 1 LASER
PRODUCT MARKING is
located on the rear exterior.
a CLASS 1 LASER product.
The CLASS 1 LASER
PRODUCT MARKING is
located on the rear exterior.
NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK
OR BASE UNIT
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.
The following caution label is located inside the apparatus.
(When letters/numbers appear in the
display)
display)
When the self-diagnosis function is activated to
prevent the system from malfunctioning, a
5-character service number (e.g. C 13 50) with a
combination of a letter and 4 digits appears in
the on-screen display and the front panel
display. In this case, check the following table.
prevent the system from malfunctioning, a
5-character service number (e.g. C 13 50) with a
combination of a letter and 4 digits appears in
the on-screen display and the front panel
display. In this case, check the following table.
Self-diagnosis function
First 3
characters of
the service
number
characters of
the service
number
Cause and corrective action
C 13
The disc is dirty.
t Clean the disc with a soft cloth
C 31
The disc is not inserted correctly.
t Restart the system, then
re-insert the disc correctly.
E XX
(XX is a number)
(XX is a number)
To prevent a malfunction, the
system has performed the self-
diagnosis function.
system has performed the self-
diagnosis function.
t Contact your nearest Sony
dealer or local authorized
Sony service facility and give
the 5-character service
number.
Example: E 61 10
Sony service facility and give
the 5-character service
number.
Example: E 61 10
Model
Part No.
SP model
2-580-702-0
[]
E12, E13 models
2-580-702-1
[]
E15, E3 models
2-580-702-3
[]
PL model
2-580-702-4
[]
EA model
2-580-702-5
[]
AUS model
2-580-702-6
[]
TH model
2-580-702-7
[]
E51 model
2-580-702-8
[]
AR model
2-580-702-9
[]
Note:
HCD-WZ88D does not operate independently.
DXA-WZ88D is required to operate this.
In this case of a service, please connect DXA-WZ88D.
DXA-WZ88D is required to operate this.
In this case of a service, please connect DXA-WZ88D.
Note on DMB10 board replacement
New part of EEP ROM (IC103) on the DMB10 board cannot be
used. Therefore, if the mounted DMB10 board (A-1122-695-A,
etc. ) is replaced, exchange new EEP ROM (IC103) with that used
before the replacement.
used. Therefore, if the mounted DMB10 board (A-1122-695-A,
etc. ) is replaced, exchange new EEP ROM (IC103) with that used
before the replacement.
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