Sony HCD-EC68P Service Manual - Page 18

HCD-EC68P/EC78P,

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HCD-EC68P/EC78P SECTION 4 TEST MODE 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 [I/1] button to turn the power on. 2. Press three buttons of [x], [FUNCTION] and at last [I/1] si- multaneously. 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 [I/1] button to turn the power on. 2. Press three buttons of [DISPLAY], [x], and [FUNCTION] si- multaneously. 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". For example, "1114V102". 3. From this status, press the [X] button, and the destination and model name are displayed. For example, "CE2" and "ESLO-". 4. To release from this mode, press three buttons of [DISPLAY], [x], and [FUNCTION] simultaneously. Key Test Mode Procedure: 1. In the panel test mode (all LEDs and segments of the liquid crystal display are turned on), press the [DISPLAY] button. 2. The message "KEY0 0 0"displayed. Whenever any buttons are pressed and the [VOLUME] dial is turned, the value is changed. 3. To release from this mode, press three buttons of [DISPLAY], [x], and [FUNCTION] simultaneously. 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 [I/1] button to turn the power on. 2. Press the [FUNCTION] button to select CD function. 3. Press three buttons of [DISPLAY], [x], and [l m - TUN- ING] simultaneously. 4. It enters the CD repeat 5 limit cancel mode and displays "NO LIMIT" 5. To release this mode, press the [I/1] button to turn the power off. 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 [I/1] button to turn the power on. 2. Confirm there is no disc in all trays. 3. Press the [FUNCTION] button to select CD function. 4. Press two buttons of [CD N] and [I/1] simultaneously. 5. Set to the CD ship mode. (chucking on) 6. After blink "STANDBY", "LOCK" is displayed, disconnect the AC plug. CD TRAY LOCK This mode is for the antitheft of CD disc in shop. (not for transport) Procedure: 1. Press the [I/1] button to turn the power on. 2. Press the [FUNCTION] button to select CD function. 3. Insert a disc. 4. While pressing the [x] button, press the [Z] button for more 5 seconds. 5. The message "LOCKED" is displayed and the disc tray is locked. (Even if exiting from this mode, the disc tray is still locked) 6. If press the [Z] button to eject the disc, the message "LOCKED" is displayed and can not eject the disc. 7. To release this lock, while pressing the [x] button, press the [Z] button for 5 seconds again. 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 [I/1] button to turn the power on. 2. Press the [FUNCTION] button to select CD function. 3. Press the [I/1] button again to turn the power off (standby). 4. After pressing the [DISPLAY] button, while pressing the [x] button, press the [I/1] button. 5. It turns power on and display "CD POWER", then display "ON" or "OFF". CHANGE-OVER THE AM TUNING INTERVAL (Except EC78P: UK model) The AM tuning interval can be changed over 9 kHz or 10 kHz. Procedure: 1. Press the [I/1] button to turn the power on. 2. Press the [TUNER/BAND] button to select TUNER (AM) function. 3. Press the [I/1] button again to turn the power off (standby). 4. After pressing the [DISPLAY] button, while pressing the [TUNING + M L] button, press the [I/1] button. 5. It turns power on and display "9k STEP" or "10k STEP", and thus the tuning interval is changed over. CD SHIP AND COLD RESET Procedure: 1. Press the [I/1] button to turn the power on. 2. Confirm there is no disc in all trays. 3. Press the [FUNCTION] button to select CD function. 4. Press three buttons of [PLAY MODE/TUNING MODE], [l m - TUNING] and [I/1] simultaneously. 5. After blink "STANDBY", "RESET" is displayed, disconnect the AC plug. COMMON TEST MODE Procedure: 1. Press the [I/1] button to turn the power on. 2. Press three buttons of [PLAY MODE/TUNING MODE], [TUNING + M L], and [DISPLAY] simultaneously. 3. It enters the common test mode and displays "COMMON". 4. Each time the [VOLUME] dial is turned, "VOL MIN", "VOL 16", and "VOL MAX" are displayed. 5. To release from this mode, press three buttons of [PLAY MODE/TUNING MODE], [TUNING + M L], and [DISPLAY] simultaneously. 18

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HCD-EC68P/EC78P
18
SECTION
4
TEST
MODE
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 [
I
/1
] button to turn the power
on.
2.
Press three buttons of [
x
], [FUNCTION] and at last [
I
/1
] si-
multaneously.
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 [
I
/1
] button to turn the power
on.
2.
Press three buttons of [DISPLAY], [
x
], and [FUNCTION] si-
multaneously.
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”. For example, “1114V102”.
3.
From this status, press the [
X
] button, and the destination and
model name are displayed. For example, “CE2” and “ESLO–”.
4.
To release from this mode, press three buttons of [DISPLAY],
[
x
], and
[FUNCTION] simultaneously.
Key Test Mode
Procedure:
1.
In the panel test mode (all LEDs and segments of the liquid
crystal display are turned on), press the [DISPLAY] button.
2. The message “KEY0 0 0”displayed. Whenever any buttons
are pressed and the [VOLUME] dial is turned, the value is
changed.
3.
To release from this mode, press three buttons of [DISPLAY],
[
x
], and [FUNCTION] simultaneously.
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 [
I
/1
] button to turn the power on.
2.
Press the [FUNCTION] button to select CD function.
3.
Press three buttons of [DISPLAY], [
x
], and [
l m
–
TUN-
ING
] simultaneously.
4.
It enters the CD repeat 5 limit cancel mode and displays “NO
LIMIT”
5.
To release this mode, press the [
I
/1
] button to turn the power off.
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 [
I
/1
] button to turn the power on.
2. Con
fi
rm there is no disc in all trays.
3.
Press the [FUNCTION] button to select CD function.
4.
Press two buttons of [
CD
N
] and [
I
/1
] simultaneously.
5.
Set to the CD ship mode. (chucking on)
6. After blink “STANDBY”, “LOCK” is displayed, disconnect
the AC plug.
CD
TRAY
LOCK
This mode is for the antitheft of CD disc in shop. (not for trans-
port)
Procedure:
1. Press the [
I
/1
] button to turn the power on.
2.
Press the [FUNCTION] button to select CD function.
3. Insert a disc.
4.
While pressing the [
x
] button, press the [
Z
] button for more 5
seconds.
5. The message “LOCKED” is displayed and the disc tray is
locked. (Even if exiting from this mode, the disc tray is still
locked)
6.
If press the [
Z
] button to eject the disc, the message “LOCKED”
is displayed and can not eject the disc.
7.
To release this lock, while pressing the [
x
] button, press the
[
Z
] button for 5 seconds again.
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 [
I
/1
] button to turn the power on.
2.
Press the [FUNCTION] button to select CD function.
3. Press the [
I
/1
] button again to turn the power off (standby).
4.
After pressing the [DISPLAY] button, while pressing the [
x
]
button, press the [
I
/1
] button.
5. It turns power on and display “CD POWER”, then display
“ON” or “OFF”.
CHANGE-OVER
THE
AM
TUNING
INTERVAL
(Except EC78P: UK model)
The AM tuning interval can be changed over 9 kHz or 10 kHz.
Procedure:
1. Press the [
I
/1
] button to turn the power on.
2. Press the [TUNER/BAND] button to select TUNER (AM)
function.
3. Press the [
I
/1
] button again to turn the power off (standby).
4. After pressing the [DISPLAY] button, while pressing the
[
TUNING
+
M L
] button, press the [
I
/1
] button.
5.
It turns power on and display “9k STEP” or “10k STEP”, and
thus the tuning interval is changed over.
CD
SHIP
AND
COLD
RESET
Procedure:
1. Press the [
I
/1
] button to turn the power on.
2. Con
fi
rm there is no disc in all trays.
3.
Press the [FUNCTION] button to select CD function.
4. Press three buttons of [PLAY MODE/TUNING MODE],
[
l m
– TUNING] and [
I
/1
] simultaneously.
5.
After blink “STANDBY”, “RESET” is displayed, disconnect
the AC plug.
COMMON
TEST
MODE
Procedure:
1. Press the [
I
/1
] button to turn the power on.
2. Press three buttons of [PLAY MODE/TUNING MODE],
[TUNING +
M L
], and [DISPLAY] simultaneously.
3.
It enters the common test mode and displays “COMMON”.
4.
Each time the [VOLUME] dial is turned, “VOL MIN”, “VOL
16”, and “VOL MAX” are displayed.
5. To release from this mode, press three buttons of [PLAY
MODE/TUNING MODE], [TUNING +
M L
], and [DIS-
PLAY] simultaneously.