Sony HCD-NXM1 Service Manual page 15

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[GC Test Mode]
• All fluorecent segments and LEDs are tested.
• Microprocessor virsion.
• Keyboard check.
• Display check.
Procedure:
1. To enter the test mode, press the three buttons x , X and
[TUNER/BAND] simultaneously.
2. All segments and LEDs (without STANDBY LED) are turned
on.
3. Press the [TUNING -] button to increment the microprocessor
software version.
4. Press the [TUNING +] button to change the indication for the
microprocessor software version.
3. Press the b B button to set the check mode for the entries
(KEY, JOG, etc.).
4. Press the X button to display the current VACS level.
7. Press the x button to enter the mode to check the display. If
you press this button repeatedly, the display will change
sequentially as the button is pressed.
8. Press the x , X and [TUNER/BAND] buttons simultaneously
to set the standby mode.
[CD Service Mode]
• This mode can run the CD sled motor freely. Use this mode,
for instance, when cleaning the pick-up.
Procedure:
1. Press button to turn the set ON.
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2. Select the function "CD".
3. To enter the test mode, press three buttons x , X , and [DISC
1] simultaneously.
4. The CD service mode is selected.The message ''CD SERVICE
MODE'' is displayed.
5. While holding the [TUNING -] button depressed, to move the
sled to the inside. "SLED IN" is displayed.
While holding the [TUNING +] button depressed, to move
the sled to the outside. "SLED OUT" is displayed.
6. Press the [CD SYNC] button so that "LD ON" and "LD OFF"
are displayed to switch between Laser ON/OFF.
7. To exit from this mode, perform as follows:
1) Move the pick-up to the most inside track.
2) Press
?/1
Note: • Always move the pick-up to most inside track when exiting from
this mode. Otherwise, a disc will not be unloaded.
• Do not run the sled motor excessively, otherwise the gear can be
chipped.
[MC Test Mode] (Amplifier SECTION)
• This mode is used to test the function of the amplifier section.
Procedure:
1. Press button to turn the set ON.
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2. To enter the test mode, press the three buttons x , X and
z START simultaneously.
3. Turn [VOLUME] knob to counter-clockwise, the function of
the equalizer is set to "MIN".
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4. Turn [VOLUME] knob to clockwise, the function of the
equalizer is set to "MAX".
5. Whenever turn [BASS] knob to clockwise, the display switches
as follows.
.
"TONE MAX" t"TONE MIN" t"TONE FLAT"
6. To exit from this mode, press
OFF.
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button to turn the set OFF.
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button to turn the set
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[MC Test Mode] (Tape section)
• This mode is used to test the functions of the Tape Procedure.
Procedure:
1. Press
?/1
2. To enter the test mode, press the three buttons x , X and
z/START simultaneously.
3. While holding the [DIMMER] button depressed, turn the ALC
ON.
4. Press the z/START button to start REC (recording).
5. While recording, press the [TUNING +] button to perform
automatic rewind and automatic playback (for FF version).
Also, press the [TUNING -] button to perform automatic rewind
and automatic playback (for FR version).
6. Select the function "TAPE A" or "TAPE B"
7. Press the [CD SYNC] button while "TAPE A" or "TAPE B"
is selected, to perform AMS check. "EDG[ ]" is displayed.
A number appears inside[ ].
8. To exit from this mode, press
OFF.
[CD Ship Mode (LOCK) ]
• This mode moves the pick-up to the position durable to
vibration. Use this mode when returning the set to the customer
after repair.
Procedure:
1. Press
?/1
2. Select the function "CD".
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3. Press x button and [CD] button simultaneously.
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4. The "STANDBY" display blinks instantaneously, and the CD
ship mode is set.
5. To fluorescent indicator tube displays ''LOCK''.
[CD Ship (LOCK) & COLD RESET MODE]
Procedure:
1. Press
?/1
2. Select the function "CD".
3. Press three buttons x , X and VIDEO/MD simultaneously.
4. The "STANDBY" display blinks instantaneously and CD ship
mode is set.
5. To fluorescent indicator tube displays "LOCK" and the set is
reset.
[CD power -manage function]
Procedure:
1. Press
?/1
2. Select the function "CD".
3. Press
?/1
4. Press x and
of fluorescent indicator tube changes "CD POWER OFF" or
"CD POWER ON".
5. Press
?/1
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HCD-CP555/NXM1
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button to turn the set ON.
button to turn the set
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button to turn the set ON.
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button to turn the set ON.
button to the set ON
button to turn the set OFF.
buttons simultaneously ,and the display
?/1
button to turn the set OFF.
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