Test Mode - Sony HCD-FX300i US Service Manual

HCD-FX300i
Ver. 1.2
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], [
taneously.
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 [ENTER], [FUNCTION] and [
multaneously
3. When the panel test mode is activated, segments of the liquid
crystal display are all turned on.
Version Check
Procedure:
1. In the panel test mode (segments of the liquid crystal display
are all turned on), press the [
2. On the liquid crystal display, date and version are displayed.
3. Press the [ +] button, and the USB micom version is dis-
played.
4. From this status, press the [
and model name are displayed.
5. To release from this mode, press three button of [ENTER],
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[FUNCTION] and [ ] simultaneously .
Key Test Mode (AEP, 120V AC area in E, Mexican, Chil-
ean and Peruvian models only)
Procedure:
1. In the panel test mode (segments of the liquid crystal display
are all turned on), press the [u] button.
2. The message "KEY0 0 0"displayed. Whenever any buttons are
pressed the value is changed.
The message "VOL UP" is displayed when [VOLUME] knob
is turned clockwise, and "VOL DOWN" is displayed when
[VOLUME] knob is turned counterclockwise.
3. To release from this mode, press three button of [ENTER],
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[FUNCTION] and [ ] simultaneously.
TUNER STEP CHANGE
(Except AEP and UK models only)
The AM tuning interval can be changed over 9 kHz or 10 kHz.
Procedure:
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1. Press the [ ] button to turn the power on.
2. Press the [FUNCTION] button to select TUNER (AM) func-
tion.
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3. Press the [ ] button again to turn the power off (standby).
4. After pressing the [DISPLAY] button on the remote com-
mander, while pressing the [TUNE + M L] button, press
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the [ ] button.
5. It turns power on and display "9K STEP" or "10K STEP", and
thus the tuning interval is changed over.
10
SECTION 3

TEST MODE

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] button to turn the power
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+] and [ ] simul-
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] button to turn the power
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] si-
+] button.
–] button, and the destination
CD/USB POWER MANAGE
This mode is for switch the CD/USB power supply on/off. Even if
this state pulls out AC plug, it is held.
Procedure:
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1. Press the [ ] button to turn the power on.
2. Press the [FUNCTION] button to select CD function.
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3. Press the [ ] button again to turn the power off (standby).
4. After pressing the [DISPLAY] button on the remote com-
mander, while pressing the [
5. It turns power on and display "CD POWER", then display
"ON" or "OFF".
CD SERVICE MODE
This mode can move the SLED of the optical pick-up, and also can
turn the optical pick-up laser power on and off.
Procedure:
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1. Press the [ ] button to turn the power on.
2. Press the [FUNCTION] button to select CD function.
3. Press three buttons of [DSGX], [TUNE + M L] and [
simultaneously.
4. It enters the CD service mode and displays "SERVICE".
5. To exit from this mode, press three buttons of [DSGX],
[TUNE + M L] and [
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Key Operation:
[TUNE + M L], [– TUNE l m]:
Use these keys to move the SLED.
When [TUNE + M L] is pressed in this mode,
the SLED moves to outer circumference and the
message "SLED OUT" is displayed.
When [– TUNE l m] is pressed in this mode,
the SLED moves to inner circumference and the
message "SLED IN" is displayed.
[FUNCTION]:
Use this key to turn the optical pick-up laser power
on and off. When the laser power is turned on, the
message "LD ON" is displayed. When the laser
power is turned off, the message "LD OFF" is dis-
played.
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] button, press the [ ] button.
] simultaneously.
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]