Read Sony HCD-MX700NI / HCD-MX750NI Service Manual online
HCD-MX700Ni/MX750Ni
17
SECTION 3
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 [
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 [
?
/
1
] button to turn the power
on.
2. Press two buttons of [ENTER] and [
?
/
1
] simultaneously.
3. When “RESET” appears, the set enters.
AUTO STANDBY MODE
This mode is used to change the automatic standby function.
With this function, the system enters standby mode automatically
in about 30 minutes when there is no operation or audio signal
output. By default, the automatic standby function is turned on.
Procedure:
1. Press the [
This mode is used to change the automatic standby function.
With this function, the system enters standby mode automatically
in about 30 minutes when there is no operation or audio signal
output. By default, the automatic standby function is turned on.
Procedure:
1. Press the [
?
/
1
] button to turn the power on.
2. Press the [
?
/
1
] button for 2 seconds.
3. The message “AUTO STANDBY” is displayed on the liquid
crystal element and the automatic standby OFF mode is set.
4. To turn this function on, press the [
?
/
1
] button again for 2 sec-
onds.
The message “AUTO STANDBY” is displayed on the liquid
crystal element and the automatic standby ON mode is set.
crystal element and the automatic standby ON mode is set.
COMMON TEST MODE
This mode is used to check operations of amplifi er.
Procedure:
1. Press the [
This mode is used to check operations of amplifi er.
Procedure:
1. Press the [
?
/
1
] button to turn the power on.
2. Press two buttons of [ENTER] and [FUNCTION] simultane-
ously.
3. When the COMMON test mode is activated, “AUDIO IN” is
displayed on the liquid crystal element and “
c PLAY SLEEP”
blink on the liquid crystal element.
4. Each time [EQ] button on the remote commander is pressed,
the display changes starting “TONE MAX”, “TONE MIN”
and “TONE FLAT” this order.
and “TONE FLAT” this order.
5. Turn the [VOLUME] knob counterclockwise, “VOLUME
MIN” is displayed on the liquid crystal element. Turn the
[VOLUME] knob clockwise, “VOLUME MAX” is displayed
on the liquid crystal element.
[VOLUME] knob clockwise, “VOLUME MAX” is displayed
on the liquid crystal element.
Releasing method:
Press the [
Press the [
?
/
1
] button to turn off the system.
PANEL TEST MODE
This mode is used to check the liquid crystal element, LED, model,
destination, software version and key.
Procedure:
1. Press the [
This mode is used to check the liquid crystal element, LED, model,
destination, software version and key.
Procedure:
1. Press the [
?
/
1
] button to turn the power on.
2. Press two buttons of [ENTER] and [
x
] simultaneously.
3. All segments on the liquid crystal element, [STANDBY] LED
light up.
4. Press the [ENTER] button, the model and destination are dis-
played on the liquid crystal element.
5. Press the [ENTER] button again, MC version is displayed on
the liquid crystal element.
6. Each time [ENTER] button is pressed, the display changes
starting from MC version, GC version, USBL version , USBM
version, NWA version, NWD version, NWM version, IPL ver-
sion, CD version, CDD version, CDMA version, CDMB ver-
sion, BDA version, BDB version, ST version, TA version and
TM version this order, and returns to the MC version display.
version, NWA version, NWD version, NWM version, IPL ver-
sion, CD version, CDD version, CDMA version, CDMB ver-
sion, BDA version, BDB version, ST version, TA version and
TM version this order, and returns to the MC version display.
7. When
[
x
] button is pressed while the MC version is displayed,
year, month and day of the software creation is displayed.
When [
When [
x
] button is pressed again, the display returns to the
MC version display.
8. Press the [OPTIONS] button, the key test mode is activated
and “K 0 V0” is displayed on the liquid crystal element.
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 “K11” .
10. “V” value increases 2, 4, 6 ... if turn the [VOLUME] knob
clockwise, or it decreases 8, 6, 4 ... if turn the knob counter-
clockwise.
clockwise.
Releasing method:
Press two buttons of [ENTER] and [
Press two buttons of [ENTER] and [
x
] simultaneously, or discon-
nect the power cord.
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 [
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 [
?
/
1
] button to turn the power on.
2. Press the [FUNCTION] button to select “CD”.
3. Press two buttons of [OPTIONS] and [
3. Press two buttons of [OPTIONS] and [
?
/
1
] simultaneously.
4. After blink “STANDBY”, “LOCK” is displayed, disconnect
the AC plug.
CD SHIP MODE & MEMORY CLEAR
This mode is used to perform CD ship mode and cold reset simul-
taneously.
Procedure:
1. Press the [
This mode is used to perform CD ship mode and cold reset simul-
taneously.
Procedure:
1. Press the [
?
/
1
] button to turn the power on.
2. Press three buttons of [
x
] and [BACK] simultaneously.
3. After blink “STANDBY”, “LOCK” is displayed disconnect
the AC plug.
DISC TRAY LOCK MODE
This mode is used to unable to take sample disc out of disc tray in
the shop.
Procedure:
1. Press the [
This mode is used to unable to take sample disc out of disc tray in
the shop.
Procedure:
1. Press the [
?
/
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
] and [
Z
] for 5 seconds.
5. The message “LOCKED” is displayed on the liquid crystal el-
ement and the disc tray is locked. (Even if pressing the [
Z
] but-
ton, the message “LOCKED” is displayed on the liquid crystal
element and the disc tray is locked)
element and the disc tray is locked)
Releasing method:
1. Press two buttons of [
1. Press two buttons of [
x
] and [
Z
] for 5 seconds.
2. The message “UNLOCKED” is displayed on the liquid crystal
element 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 [
This mode is used to changed over CD power on/off for decreasing
of reception noise in the tuner mode.
Procedure:
1. Press the [
?
/
1
] button to turn the power on.
2. Press the [FUNCTION] button to select “CD”.
3. Press the [
3. Press the [
?
/
1
] button again to turn the power off.
4. Press two buttons of [ +
v
] and [
?
/
1
] simultaneously.
5. The message “CD POWER ON” or “CD POWER OFF” is dis-
played on the liquid crystal element, and CD power on/off is
changed over in the tuner mode.
changed over in the tuner mode.
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