Sony HCD-CQ1, Руководство по обслуживанию

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18
HCD-CQ1
[MC TEST MODE]
• This mode is used to check operations of Amplifier.
Procedure:
1. Press the
? / 1
key to turn the power ON.
2. Press three keys of
[VOLUME-]
, x and ?
/
1 simultaneously.
3. When the MC test mode is activated, “MIN” is displayed on the
liquid crystal display.
4. Press the
[]
key, “MAX” is displayed on the liquid
crystal disply.
Press the
[VOLUME-]
key, “MIN” is displayed.
5. To release this mode, press the ?
/
1 key.
[PANEL (GC) TEST MODE]
• This mode is used to check the liquid crystal display, LED,
model, destination, software version and key.
Procedure:
1. Press the ?
/
1 key to turn the power ON.
2. Press three keys of
[]
, x and ?
/
1 simultaneously.
3. Liquid crystal display and LED are all turned on.
4. When you want to enter the model, destination and version
display mode, press the
u
key. The model and destination
are displayed alternately on the liquid crystal display.
5. Each time u key is pressed, the MC version or CD version
is displayed on the liquid crystal display.
6. When
>
key is pressed while the version numbers are being
displayed except model and destination, year, month and day
of the software creation display. When
> key is pressed
again, the display returns to the software version display. When
u key is pressed while year, month and day of the software
creation are being displayed, the year, month and day of creation
of the software versions are displayed on the liquid crystal
display in the same order of version display.
7. Press the . key, the key check mode is activated.
8. In the key check mode, the liquid crystal display displays “K
0
”
on the liquid crystal display. Each time a key is pressed, “K”
value increases. However, once a key is pressed, it is no longer
taken into account.
9. To release this mode, press three keys in the same manner as
step 2, or disconnect the power cord.
[COLD RESET]
• The cold reset clears all data including preset data stored in the
RAM to initial conditions. Execute this mode when returning
the set to the customer.
Procedure:
1. Press the
? / 1
key to turn the power ON.
2. Press three keys of
[FUNCTION]
,
x
and
? / 1
simultaneously.
3. The liquid crystal display becomes blank instantaneously, and
the set is reset.
[CD TRAY LOCK MODE]
• This mode is used to unable to take sample disc out of tray in
the shop.
Procedure:
1. Press the ?
/
1 key to turn the power ON.
2. Press the
[FUNCTION]
key to select “CD”.
3. While pressing the
Z
key, press the
x
key for 5 seconds.
4. The message “LOCK” is displayed on the liquid crystal display
and the tray is locked. (Even if pressing the Z key, the message
“LOCK” is displayed on the liquid crystal display and the tray
is locked)
5. To release from this mode, pressing the
Z
key, press the
x
key for 5 seconds.
6. The message “FREE” is displayed on the liquid crystal display
and the tray is unlocked.
[CD SERVICE MODE]
• This mode can run the CD sled motor freely. Use this mode, for
instance, when cleaning the optical pick-up.
Procedure:
1. Press ?
/
1 key to turn the power ON.
2. Press the
[FUNCTION]
key to select “CD”.
3. Press three keys of x ,
[DIMMER]
and
[FUNCTION]
simultaneously.
4. Press
>
key to move the optical pick-up to outside track, or
press . key to inside track.
5. To release this mode, press the ?
/
1 key.
[AGING MODE]
• This mode can be used for operation check of CD section.
If an error occurred:
The aging operation stops only an error occurred.
If no error occurs:
The aging operation continues repeatedly.
Procedure:
1. Press the
? / 1
key to turn the power ON.
2. Press the
[FUNCTION]
key to select “CD”.
3. Set disc on the tray.
4. Press three keys of
[VOLUME-]
, u and ?
/
1
simultaneously.
5. Aging operation of CD is started.
6. To release this mode, press the
?
/
1 key.
CD Aging Sequence
The sequence during the aging mode is following as below.
Display at the aging mode is the same as the normal operation.
Aging mode sequence :
Start
Disc chucking
TOC read
Play first track for 2 seconds
Play last track for 2 seconds
Open the disc tray
Close the disc tray
SECTION 4
TEST MODE