Test Mode - Sony HCD-EX6 Service Manual

COLD RESET
The cold reset clears all data including preset data stored in the
memory to initial conditions. Execute this mode when returning
the set to the customer.
Procedure:
1. In the standby status, press the [
on.
2. Press three buttons of [ ], [FUNCTION] and [
x
ously.
3. When "RESET" appears, the set enters standby status.
PANEL TEST MODE
Enter The Panel Test Mode
Procedure:
1. In the standby status, press the [
on.
2. Press three buttons of [DISPLAY], [
taneously.
3. When the panel test mode is activated, all LEDs and segments
of the liquid crystal display panel are all turned on.
Version Check
Procedure:
1. In the panel test mode (all LEDs and segments of the liquid
crystal display panel are turned on), press the [FUNCTION]
button.
2. On the liquid crystal display panel, date and version are dis-
played "xxxxVxxx".
3. From this status, press the [
model name are displayed.
4. To release from this mode, press three buttons of [DISPLAY],
[ ] and [OPTIONS] simultaneously.
x
Key Test Mode
Procedure:
1. In the panel test mode (all LEDs and segments of the liquid
crystal display panel are turned on), press the [
2. The message "KEY0 0 0" displayed. Whenever any buttons
are pressed and the [VOLUME] control is turned, the value is
changed.
3. To release from this mode, press three buttons of [DISPLAY],
[ ] and [OPTIONS] simultaneously.
x
CD REPEAT 5 LIMIT CANCEL MODE
Number of repeats for CD playback is 5 times when the repeat
mode is "REPEAT". This mode enables CD to repeat playback for
limitless times.
Procedure:
1. Press the [ ] button to turn the power on.
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2. Press the [FUNCTION] button to select CD function.
3. Press three buttons of [DISPLAY], [
] simultaneously.
L
4. It enters the CD repeat 5 limit cancel mode and displays "NO
LIMIT".
5. To release this mode, press the [
off.
SECTION 3

TEST MODE

] button to turn the power
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] simultane-
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] button to turn the power
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] and [OPTIONS] simul-
x
] button, and the destination and
u
] button.
x
] and [TUNING +
x
] button to turn the power
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HCD-EX6/EX6T/EX8/EX8T/EX9/EX9T
CD TRAY LOCK
This mode is for the antitheft of CD disc in shop. (not for transport)
Procedure:
1. Press the [ ] button to turn the power on.
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2. Press the [FUNCTION] button to select CD function.
3. Insert a disc.
4. While pressing the [
seconds.
5. The message "LOCKED" is displayed and the disc tray is
locked. (Even if releasing from this mode, the disc tray is still
locked)
6. If press the [ ] button to eject the disc, the message "LOCKED"
Z
is displayed and can not eject the disc.
7. To release this lock, while pressing the [
[ ] button for 5 seconds again.
Z
8. The message "UNLOCKED" is displayed and the disc tray is
unlocked.
CD POWER MANAGE
This mode is for switch the CD power supply on/off. Even if this
state pulls out AC plug, it is held.
Procedure:
1. Press the [ ] button to turn the power on.
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2. Press the [FUNCTION] button to select CD function.
3. Press the [ ] button again to turn the power off (standby).
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4. After pressing the [DISPLAY] button, while pressing the [
button, press the [
5. It turns power on and display "CD/USB", then display "PWR
ON" or "PWR OFF".
CHANGE-OVER THE AM TUNING INTERVAL
The AM tuning interval can be changed over 9 kHz or 10 kHz.
Procedure:
1. Press the [ ] button to turn the power on.
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2. Press the [FUNCTION] button to select TUNER AM function.
3. Press the [ ] button again to turn the power off (standby).
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4. After pressing the [DISPLAY] button, while pressing the
[TUNING +
M L
5. It turns power on and display "9k STEP" or "10k STEP", and
thus the tuning interval is changed over.
CD SHIP MODE
This mode can run the CD sled motor optionally. Use this mode,
for instance, when cleaning the optical pick-up.
Procedure:
1. Press the [ ] button to turn the power on.
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2. Confi rm there is no disc in all trays.
3. Press the [FUNCTION] button to select CD function.
4. Press two buttons of [
5. Set to the CD ship mode (chucking on).
6. After blink "STANDBY", "LOCK" is displayed, disconnect
M
the AC plug.
CD SHIP AND COLD RESET
Procedure:
1. Press the [ ] button to turn the power on.
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2. Confi rm there is no disc in all trays.
3. Press the [FUNCTION] button to select CD function.
4. Press three buttons of [CD], [– TUNING
simultaneously.
5. After blink "STANDBY", "RESET" is displayed, disconnect
the AC plug.
] button, press the [ ] button for more 5
x Z
] button, press the
x
] button.
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] button, press the [ ] button.
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] and [ ] simultaneously.
u ?/1
l m
]
x
] and [ ]
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