Test Mode - Sony Argentina HCD-EC590 Service Manual

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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 [DSGX], [
3. When the panel test mode is activated, LEDs and segments of
the liquid crystal display are all turned on.
Version Check
Procedure:
1. In the panel test mode (all LEDs and segments of the liquid
crystal display are turned on), press the [FUNCTION] button.
2. On the liquid crystal display, date and version are displayed
"xxxxxxxx".
3. From this status, press the [
model name are displayed.
4. To release from this mode, press three buttons of [DSGX], [
and [
] simultaneously.
?/1
Key Test Mode
Procedure:
1. In the panel test mode (all LEDs and segments of the liquid
crystal display are turned on), press the [
2. The message "KEY0 0 0" displayed. Whenever any buttons
are pressed, the value is changed.
3. To release from this mode, press three buttons of [DSGX], [
and [
] simultaneously.
?/1
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.
?/1
2. Press the [FUNCTION] button to select CD function.
3. Press the [
] button again to turn the power off (standby).
?/1
4. After pressing the [DISPLAY] button, while pressing the [
button, press the [
] button.
?/1
5. It turns power on and display "CD/USB", then display "PWR
ON" or "PWR OFF".
SECTION 3

TEST MODE

] button to turn the power
?/1
] simultane-
?/1
] button to turn the power
?/1
] and [
] simultaneously.
x
?/1
] button, and the destination and
u
] button.
x
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.
?/1
2. Press the [FUNCTION] button to select TUNER AM function.
3. Press the [
] button again to turn the power off (standby).
?/1
4. After pressing the [DISPLAY] button, while pressing the
[TUNING + M L] button, press the [
5. It turns power on and display "9k STEP" or "10k STEP", and
thus the tuning interval is changed over.
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:
1. Press the [
] button to turn the power on.
?/1
2. Press three buttons of [u], [ENTER] and [
ously.
3. Press the [FUNCTION] button to select CD function.
4. It enters the CD service mode and displays "SERVICE".
5. To release from this mode, press three buttons of [u], [EN-
TER] and [
] simultaneously.
?/1
Key Operation:
[TUNING + M L], [– TUNING l m]:
Use these keys to move the SLED. When [TUN-
ING + M L] is pressed in this mode, the SLED
moves to outer circumference and the message
]
"SLED OUT" is displayed.
x
When [– TUNING l m] is pressed in this
mode, the SLED moves to inner circumference and
the message "SLED IN" is displayed.
[CD]:
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-
x
played.
]
x
HCD-EC59/EC590
] button.
?/1
] simultane-
?/1
11

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