Sony HCD-GN700 Service Manual page 17

[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:
[AMP MENU]
1. Press x button,
simultaneously.
2. The fluorescent indicator tube becomes blank for a while, and
the set is reset.
[VACS ON/OFF]
• This mode is used to switch ON and OFF the VACS (Variable
Attenuation Control System).
Procedure:
1. Press button to turn the set ON.
?/1
[AMP MENU]
2. Press button and
simultaneously. The message "VACS OFF" or "VACS ON"
appears.
[TUNER STEP CHANGE]
• The step interval of AM channels can be toggled between 9 kHz
and 10 kHz.
Procedure:
1. Press button to turn the set ON.
?/1
[TUNER/BAND]
2. Press button to select the "AM".
3. Press button to turn the set OFF.
?/1
[AMP MENU]
4. Press button and
The system will turn ON automatically. The message "AM 9k
STEP" or AM 10k STEP" appears and thus the channel step is
changed.
[CD SERVICE MODE]
• This mode let you move the CD sled motor freely. Use this mode
when you want to clean the optical pick-up.
Procedure:
1. Presd button to turn the set ON.
?/1
2. Select CD function.
[AMP MENU]
3. Press , button, and
x
simultaneously.
4. The CD service mode is activated. The message "SERVICE
MODE" appears.
5. With the CD in stop status, press
optical pick-up to outside track, or press
to inside track. The message "SLED OUT" or "SLED IN"
appears.
6. To release this mode, press
button, and button
?/1
[GAME MIXING]
button
button simultaneously.
?/1
Z
button
OPEN/CLOSE
button to move the
M
button to move
m
button.
?/1
[AGING MODE]
This mode can be used for operation check of CD section.
• If an error occurs, the aging operation would stops and the status
is displayed.
• If there are no error occurs, the aging operation would continues
repeatedly.
Procedure:
1. Press button to turn the set ON
?/1
2. Select CD function.
3. Load three discs on the disc tray.
[PLAY MODE]
4. Press button to select the "ALL DISCS" mode,
[REPEAT]
and press the button to select "REPEAT OFF" mode.
[AMP MENU]
5. Press button,
x
CHANGE]
button simultaneously.
6. Aging operation is started.
7. To release this mode, press
power cord to turn the power OFF.
Aging mode sequence:
Start (from disc 1)
Disc chucking
TOC reading
Play first track for 2 seconds
Play last track for 2 seconds
EX-CHANGE open/close
Open the disc tray
Disc skip
Close the disk tray
Change the next disc.
HCD-GN700/GX8800
[DISC SKIP/ EX-
button, and
button or disconnect the
?/1
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