Sony HCD-HX7 Service Manual - Page 15

HCD-HX3/HX5/HX7,

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SECTION 4 TEST MODE HCD-HX3/HX5/HX7 COLD RESET The cold reset clears all data including preset data stored in the RAM to initial conditions. Execute this mode when returning the set to the customer. Procedure: 1. Press three buttons of x/CANCEL , [DSGX] and I/1 simultaneously. 2. The system is reset and becomes standby states. COMMON TEST MODE This mode is used to check operations of amplifier. Procedure: 1. Press the I/1 button to turn the power on. 2. Press three buttons of x/CANCEL ,[ENTER] and Z simultaneously. 3. When the COMMON test mode is activated, "AUDIO IN" is displayed on the fluorescent indicator tube and "c PLAY SLEEP" blink on the fluorescent indicator tube. 4. Each time [EQ] button on the remote commander is pressed, the display changes starting "TONE MAX", "TONE MIN" and "TONE FLAT" this order. 5. Turn the [VOLUME] knob counterclockwise, "VOLUME MIN" is displayed on the fluorescent indicator tube. Turn the [VOLUME] knob clockwise, "VOLUME MAX" is displayed on the fluorescent indicator tube. 6. To release this mode, press the I/1 button. PANEL TEST MODE This mode is used to check the fluorescent indicator tube, LED, model, destination, software version and key. Procedure: 1. Press the I/1 button to turn the power on. 2. Press three buttons of x/CANCEL ,[DSGX] and Z simultaneously. 3. All segments on the fluorescent indicator tube and [STANDBY] LED light up. 4. Press the [DSGX] button, the model and destination are displayed on the fluorescent indicator tube. 5. Press the [DSGX] button again, MC version is displayed on the fluorescent indicator tube. 6. Each time [DSGX] button is pressed, the display changes starting from MC version, GC version, USBL version (HX3/ HX5 only), USBM version (HX3/HX5 only), BT version (HX5/HX7 only), CD version, CDD version, CDMA version, CDMB version, BDA version, BDB version, ST version, TA version and TM version this order, and returns to the MC version display. 7. When [SEARCH] button is pressed while the MC version is displayed, year, month and day of the software creation is displayed. When [SEARCH] button is pressed again, the display returns to the MC version display. 8. Press the [ENTER] button, the key test mode is activated and "K 0 V0" is displayed on the fluorescent indicator tube. 9. Each time a button is pressed, "K" value increases. However, once a button is pressed, it is no longer taken into account. All keys are pressed, display becomes "K17" (HX3) or "K18" (HX5/HX7). 10. "V" value increases 2, 4, 6 ... if turn the [VOLUME] knob clockwise, or it decreases 8, 6, 4 ... if turn the knob counterclockwise 11. To release this mode, press three buttons in the same manner as step 2, or disconnect the power cord. TUNER STEP CHANGE (HX3: Canadian/HX5: Canadian, Australian, Korean/HX7) A step of AM tuning interval can be changed over between 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 "AM". 3. Press the I/1 button again to turn the power off. 4. Press two buttons of [TUNER/BAND] and I/1 simultaneously. 5. The message "AM 9kHz Step" or "AM 10kHz Step" is displayed on the fluorescent indicator tube and thus the tuning interval is changed over. CD SHIP MODE This mode moves the optical pick-up to the position durable to vibration. Use this mode when returning the set to the customer after repair. Procedure: 1. Press the I/1 button to turn the power on. 2. Press the [FUNCTION] button to select "CD" (HX3/HX7). Press the [CD] button on the remote commander to select "CD" (HX5). 3. Press two buttons of [SEARCH] and I/1 simultaneously. 4. After the "STANDBY" display blinks, "LOCK" is displayed on the fluorescent indicator tube, and the ship mode is set. CD SHIP MODE & MEMORY CLEAR This mode is used to perform CD ship mode and cold reset simultaneously. Procedure: 1. Press the I/1 button to turn the power on. 2. Pressthreebuttonsof[SEARCH], [DSGX] and I/1 simultaneously. 3. After the "STANDBY" display blinks, "LOCK" is displayed on the fluorescent indicator tube, the ship mode is set and the system is reset. ANTITHEFT LOCK MODE This mode is used to unable to take sample disc out of disc tray in the shop. Procedure: 1. Press the I/1 button to turn the power on. 2. Press the Z button to open the disc tray and set the CD disc. 3. Press the Z button to close the disc tray. 4. Press two buttons of x/CANCEL and Z for 5 seconds. 5. The message "LOCKED" is displayed on the fluorescent indicator tube and the disc tray is locked. (Even if pressing the Z button, the message "LOCKED" is displayed on the fluorescent indicator tube and the disc tray is locked) 6. To release from this mode, press two buttons of x/CANCEL and Z for 5 seconds. 7. The message "UNLOCKED" is displayed on the fluorescent indicator tube and the disc tray is unlocked. CD POWER MANAGE This mode is used to changed over CD power on/off for decreasing of reception noise in the tuner mode. Procedure: 1. Press the I/1 button to turn the power on. 2. Press the [FUNCTION] button to select "CD" (HX3/HX7). Press the [CD] button on the remote commander to select "CD" (HX5). 3. Press the I/1 button again to turn the power off. 4. Press two buttons of x/CANCEL and I/1 simultaneously. 5. The message "CD POWER ON" or "CD POWER OFF"is displayed on the fluorescent indicator tube, and CD power on/off is changed over in the tuner mode. 15

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15
HCD-HX3/HX5/HX7
COLD
RESET
The cold reset clears all data including preset data stored in the
RAM to initial conditions. Execute this mode when returning the
set to the customer.
Procedure:
1.
Press three buttons of
x
/CANCEL
,
[DSGX]
and
I/
1
simultaneously.
2.
The system is reset and becomes standby states.
COMMON
TEST
MODE
This mode is used to check operations of amplifier.
Procedure:
1.
Press the
I/
1
button to turn the power on.
2.
Press three buttons of
x
/CANCEL
,
[ENTER]
and
Z
simultaneously.
3.
When the COMMON test mode is activated, “AUDIO IN” is
displayed on the fluorescent indicator tube and “
c
PLAY
SLEEP” blink on the fluorescent indicator tube.
4.
Each time
[EQ]
button on the remote commander is pressed,
the display changes starting “TONE MAX”, “TONE MIN”
and “TONE FLAT” this order.
5.
Turn the
[VOLUME]
knob counterclockwise, “VOLUME MIN”
is displayed on the fluorescent indicator tube. Turn the
[VOLUME]
knob clockwise, “VOLUME MAX” is displayed
on the fluorescent indicator tube.
6.
To release this mode, press the
I/
1
button.
PANEL
TEST
MODE
This mode is used to check the fluorescent indicator tube, LED,
model, destination, software version and key.
Procedure:
1.
Press the
I/
1
button to turn the power on.
2.
Press three buttons of
x
/CANCEL
,
[DSGX]
and
Z
simultaneously.
3.
All segments on the fluorescent indicator tube and
[STANDBY]
LED light up.
4.
Press the
[DSGX]
button, the model and destination are
displayed on the fluorescent indicator tube.
5.
Press the
[DSGX]
button again, MC version is displayed on
the fluorescent indicator tube.
6.
Each time
[DSGX]
button is pressed, the display changes
starting from MC version, GC version, USBL version (HX3/
HX5 only), USBM version (HX3/HX5 only), BT version
(HX5/HX7 only), CD version, CDD version, CDMA version,
CDMB version, BDA version, BDB version, ST version, TA
version and TM version this order, and returns to the MC
version display.
7.
When
[SEARCH]
button is pressed while the MC version is
displayed, year, month and day of the software creation is
displayed. When
[SEARCH]
button is pressed again, the display
returns to the MC version display.
8.
Press the
[ENTER]
button, the key test mode is activated
and “K 0 V0” is displayed on the fluorescent indicator tube.
9.
Each time a button is pressed, “K” value increases. However,
once a button is pressed, it is no longer taken into account.
All keys are pressed, display becomes “K17” (HX3) or “K18”
(HX5/HX7).
10. “V” value increases 2, 4, 6 ... if turn the
[VOLUME]
knob
clockwise, or it decreases 8, 6, 4 ... if turn the knob
counterclockwise
11. To release this mode, press three buttons in the same manner
as step 2, or disconnect the power cord.
SECTION
4
TEST
MODE
TUNER
STEP
CHANGE
(HX3: Canadian/HX5: Canadian, Australian, Korean/HX7)
A step of AM tuning interval can be changed over between 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 “AM”.
3.
Press the
I/
1
button again to turn the power off.
4.
Press two buttons of
[TUNER/BAND]
and
I/
1
simultaneously.
5.
The message “AM 9kHz Step” or “AM 10kHz Step” is
displayed on the fluorescent indicator tube and thus the tuning
interval is changed over.
CD
SHIP
MODE
This mode moves the optical pick-up to the position durable to
vibration. Use this mode when returning the set to the customer
after repair.
Procedure:
1.
Press the
I/
1
button to turn the power on.
2.
Press the
[FUNCTION]
button to select “CD” (HX3/HX7).
Press the
[CD]
button on the remote commander to select “CD”
(HX5).
3.
Press two buttons of
[SEARCH]
and
I/
1
simultaneously.
4.
After the “STANDBY” display blinks, “LOCK” is displayed
on the fluorescent indicator tube, and the ship mode is set.
CD
SHIP
MODE
&
MEMORY
CLEAR
This mode is used to perform CD ship mode and cold reset
simultaneously.
Procedure:
1.
Press the
I/
1
button to turn the power on.
2.
Press three buttons of
[SEARCH]
,
[DSGX]
and
I/
1
simultaneously.
3.
After the “STANDBY” display blinks, “LOCK” is displayed
on the fluorescent indicator tube, the ship mode is set and the
system is reset.
ANTITHEFT
LOCK
MODE
This mode is used to unable to take sample disc out of disc tray in
the shop.
Procedure:
1.
Press the
I/
1
button to turn the power on.
2.
Press the
Z
button to open the disc tray and set the CD disc.
3.
Press the
Z
button to close the disc tray.
4.
Press two buttons of
x
/CANCEL
and
Z
for 5 seconds.
5.
The message “LOCKED” is displayed on the fluorescent
indicator tube and the disc tray is locked. (Even if pressing
the
Z
button, the message “LOCKED” is displayed on the
fluorescent indicator tube and the disc tray is locked)
6.
To release from this mode, press two buttons of
x
/CANCEL
and
Z
for 5 seconds.
7.
The message “UNLOCKED” is displayed on the fluorescent
indicator tube and the disc tray is unlocked.
CD
POWER
MANAGE
This mode is used to changed over CD power on/off for decreasing
of reception noise in the tuner mode.
Procedure:
1.
Press the
I/
1
button to turn the power on.
2.
Press the
[FUNCTION]
button to select “CD” (HX3/HX7).
Press the
[CD]
button on the remote commander to select “CD”
(HX5).
3.
Press the
I/
1
button again to turn the power off.
4.
Press two buttons of
x
/CANCEL
and
I/
1
simultaneously.
5.
The message “CD POWER ON” or “CD POWER OFF”is
displayed on the fluorescent indicator tube, and CD power
on/off is changed over in the tuner mode.