Test Mode - Sony HCD-GNZ333D Service Manual

HCD-GNZ333D/GNZ444D
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[PANEL TEST MODE]
• This mode is used to check the LCD display, LEDs, keys,
VOLUME jog and OPERATION DIAL jog, model,
destination, software version and VACS level.
Procedure:
button, [DISPLAY] button and
1. Press
x
2. All LEDs and segments in LCD display are lighted up. All
LEDs are lighted up in red.
3. When you want to enter to the software version dispaly mode,
press [FUNCTION] button. The model information appears on
the fluorescent indicator tube. "GRL2D" is shown for HCD-
GNZ333D and "GRL4D" is shown for HCD-GNZ444D. Press
[DISC 1] button again to view the destination information.
4. Each time [DISC 1] button is pressed, the display changes from
MC version, SYS version, UI version, DVD version, CDMA
version, CDMB version, ST version, TA version, TM version,
TC version in this order, and returns to the model information
display.
5. When [DISC 3] button is pressed while the version numbers
are being displayed except model and destination, the date of
the software creation appears. When [DISC 3] button is pressed
again, the display returns to the software version display. When
[DISC 1] button is pressed while the date of the software creation
is being displayed, the date of the software creation is displayed
in the same order of software version display.
6. Press [DISC 2] button, the key check mode is activated.
7. In the key check mode, the LCD displays "K 0 V0 J0".
Each time a button is pressed, "K" value increases. However,
once a button has been pressed, it is no longer taken into
account.
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"V" value increases in the manner of 0, 1, 2, 3 ... if [VOLUME]
knob is turned clockwise, or it decreases in the manner of 0,
9, 8, 7 ... if [VOLUME] knob is turned counterclockwise.
8. When [DISC SKIP/EX-CHANGE] button is pressed after all LEDs
and segments in LCD display light up, alternate segments in
LCD display would light up. If you press [DISC SKIP/EX-
CHANGE] button again, another half of alternate segments in
LCD display would light up. When [DISC SKIP/EX-CHANGE]
button is pressed again, all segments lights off. Press [DISC
SKIP/EX-CHANGE] button again would cause all segments
lights up.
9. To release from this mode, disconnect the AC plug.
[REPEAT 5 LIMIT OFF MODE]
• Number of repeats for DVD playback is 5 times when the
repeat mode is "REPEAT". This mode enables DVD to repeat
playback for limitless times.
Procedure:
1. Press the button to turn the power on.
@/1
2. Press the [FUNCTION] button to select DVD function.
3. Press three buttons of
DVD N
simultaneously.
4. It enters the DVD repeat 5 limit cancel mode and displays
"NO LIMIT".
5. To release this mode, press three buttons of
and [DISPLAY] simultaneously.
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SECTION 4

TEST MODE

button simultaneously.
X
, [DSGX], and [DISPLAY]
, [DSGX],
DVD N
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[DVD SHIP MODE]
• This mode can run the DVD sled motor optionally. Use this
mode, for instance, when cleaning the optical pick-up.
Procedure:
1. Press the button to turn the power on.
@/1
2. Press the [FUNCTION] button to select DVD function.
3. Press two buttons of
DVD N
4. Set to the DVD ship mode. (chucking on)
5. After blink "STANDBY", "LOCK" is displayed, disconnect
the AC plug.
[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 button to turn on the system.
@/1
button, [TUNER/BAND] button, and
2. Press
x
button simultaneously.
3. The message "RESET" appears on the LCD display. Then,
the LCD display becomes blank for a while, and the system is
reset.
[TUNER STEP CHANGE]
• The step interval of AM channels can be toggled between 9
kHz and 10 kHz. This mode is not available for Saudi Arabia
and Russia models.
Procedure:
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1. Press button to turn on the system.
@/1
2. Press [TUNER/BAND] button repeatedly to select the "AM".
3. Press button to turn off the system.
@/1
4. After pressing the [DISPLAY] button, press [PRESET +] button
and button simultaneously. The system will
@/1 STANDBY
turn on automatically. The message "AM 9K STEP" or "AM
10K STEP" appears on the LCD display and thus the channel
step is changed.
[DVD POWER MANAGE]
• This mode is for switch the DVD 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 DVD function.
3. Press the button again to turn the power off (standby).
@/1
4. After pressing the [DISPLAY] button, press two buttons of
and simultaneously.
DVD N @/1
5. It turns power on and display "DVD POWER", then display
"ON" or "OFF".
[DVD 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 button to turn on the system.
@/1
2. Select DVD function.
3. Press button and co
DVD N
"DVD NO DISC" condition. The system will turn off
automatically.
.
4. After the "STANDBY" blinking display finishes, a message
"MECHA LOCK" appears on the LCD display and the DVD
ship mode is set.
9 4 2 8
and simultaneously.
@/1
@/1 STANDBY
0 5 8 2 9 9 4 2 8
m
button simultaneously during
@/1
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