Test Mode - Sony HCD-CX4iP Service Manual

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.
x
2. Press two buttons of [ ] and [FUNCTION] simultaneously for
3 seconds.
3. When "RESET" appears, the set enters.
AUTO STANDBY MODE
This mode can confi rm the AUTO STANDBY function operates
normally
Procedure:
? 1
1. Press the [ / ] button to turn the power on.
x
2. Press two buttons of [ ] and [
onds.
3. Press the [FUNCTION] button to select excluding "TUNER".
4. The message "STATUS XXX" or "Sig*** XXX" is displayed
on the fl uorescent indicator tube.
5. When the displayed value decreases and the value becomes
"0", the unit becomes standby status. The value doesn't de-
crease while the audio is reproducing.
COMMON TEST MODE
This mode is used to check operations of amplifi er.
Procedure:
? 1
1. Press the [ / ] button to turn the power on.
2. Press two buttons of [DSGX] and [FUNCTION] simultane-
ously for 5 seconds.
3. When the COMMON test mode is activated, "AUDIO IN"
is displayed on the fl uorescent indicator tube and "c PLAY
SLEEP" blink on the fl uorescent 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. Press the [VOL –] button, "VOLUME MIN" is displayed
on the fl uorescent indicator tube. Press the [VOL +] button,
"VOLUME MAX" is displayed on the fl uorescent indicator
tube.
Releasing method:
? 1
Press the [ / ] button to turn off the system.
SECTION 3

TEST MODE

? 1
/ ] button to turn the power
.
] simultaneously for 5 sec-
PANEL TEST MODE
This mode is used to check the fl uorescent indicator tube, LED,
model, destination, software version and key.
Procedure:
? 1
1. Press the [ / ] button to turn the power on.
2. Press two buttons of [DSGX] and [
seconds.
3. All segments on the fl uorescent indicator tube, [STANDBY]
LED light up.
.
4. Press the [ ] button, the model and destination are dis-
played on the fl uorescent indicator tube.
.
5. Press the [ ] button again, MC version is displayed on the
fl uorescent indicator tube.
.
6. Each time [ ] button is pressed, the display changes starting
from MC version and MCS version this order, and returns to
the MC version display.
x
7. When [ ] button is pressed while the MC version is displayed,
year, month and day of the software creation is displayed.
x
When [ ] button is pressed again, the display returns to the
MC version display.
>
8. Press the [ ] button, the key test mode is activated and "K
0" is displayed on the fl uorescent 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 "K10" .
Releasing method:
Press two buttons of [DSGX] and [
connect the power cord.
DISC SLOT LOCK MODE
This mode is used to unable to take sample disc out of disc slot in
the shop.
Procedure:
? 1
1. Press the [ / ] button to turn the power on.
2. Set the CD disc, press the [FUNCTION] button to select "CD".
x
3. Press two buttons of [ ] and [
4. The message "LOCKED" is displayed on the fl uorescent indi-
cator tube and the disc slot is locked. (Even if pressing the [
button, the message "LOCKED" is displayed on the fl uores-
cent indicator tube and the disc slot is locked)
Releasing method:
x
1. Press two buttons of [ ] and [
2. The message "UNLOCKED" is displayed on the fl uorescent
indicator tube and the disc slot 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
1. Press the [ / ] button to turn the power on.
2. Press the [FUNCTION] button to select "CD".
? 1
3. Press the [ / ] button again to turn the power off.
4. Press two buttons of [FUNCTION] and [
5. The message "CD POWER"
"OFF" is displayed on the fl uorescent indicator tube, and CD
power on/off is changed over in the tuner mode.
HCD-CX4iP/CX5iP
.
] simultaneously for 5
.
] simultaneously, or dis-
Z
] for 5 seconds.
Z
Z
] for 5 seconds.
? 1
/ ] simultaneously.
"ON" or "CD POWER"
13
]