Test Mode - Sony STR-DA1000ES Service Manual

TUNER FACTORY PRESET MODE
All preset contents are reset to the default setting.
Procedure:
[SURR BACK DECODING]
1. While pressing the
SET TUNING --]
buttons, press the
main power.
2. The message "FACTORY" appears and the present contents
are reset to the default values.
TUNER AM STEP CHANGE (9 kHz/10 kHz) MODE
(STR-DA1000ES)
Either the 9 kHz step or 10 kHz step can be selected for the AM
channel step.
Procedure:
1. Press the I/1 button to turn on the main power.
[INPUT SELECTOR]
2. Turn the
3. Press the I/1 button to turn off the main power.
[PRESET TUNING +]
4. While pressing the
ton, press the I/1 button to turn on the main power.
5. Either the message "9 K STEP" or "10 K STEP" appears. Se-
lect the desired step.
TUNER AUTOBETICAL TUNING MODE
(STR-DB790: AEP and UK models)
Procedure:
[MEMORY/ENTER]
1. While pressing the
button to turn on the main power.
I/1
2. The message "AUTO-BETICAL SELECT" appears and scans
and stores all the FM and FM RDS stations in the broadcast
area.
3. When done, the message "FINISH" appears.
SOUND FIELD CLEAR MODE
The preset sound field is cleared when this mode is activated. Use
this mode before returning the product to clients upon completion
of repair.
Procedure:
[MUSIC]
1. While pressing the
turn on the main power.
2. The message "SF. CLR." appears and initialization is
performed.
ALL CLEAR MODE
All preset contents are cleared when this mode is activated. Use
this mode before returning the product to clients upon completion
of repair.
Procedure:
[INPUT MODE]
1. While pressing the
buttons, press the button or press the
I/1
than five seconds to turn on the main power.
2. The message "INITIAL" appears and the memories are reset
to the default values.
VOLUME CHECK MODE
Procedure:
1. Enter the swap mode. (Refer to the "DSP TEST MODE" (see
page16))
[DISPLAY]
2. Press the button.
3. The massage "–oodB" appears. (Volume level is "MIN")
[DISPLAY]
4. Press the button once again.
5. The message "–58.0dB" appears. (Volume level is "MID")
[DISPLAY]
6. Press the button once again.
7. The massage "0.0dB" appears. (Volume level is "MAX")
SECTION 4

TEST MODE

[PRE-
and
button to turn on the
I/1
dial to select the "AM"
[TUNING +]
or but-
button, press the
button, press the I/1 button to
[MEMORY/ENTER]
and
button for more
I/1
STR-DA1000ES/DB790
FLUORESCENT INDICATOR TUBE PATTERN
CHECK MODE
All fluorescent segments are tested. When this test is activated, all
segments turn on at the same time, then each segment turns on one
after another.
Procedure:
[DISPLAY]
1. While pressing the
tons, press the button to turn on the main power.
I/1
[MULTI CHANNEL DECODING]
2. All segments and
LED turn on.
[INPUT SELECTOR]
3. Turn the
4. Half of segments turn on and
ING]
indicator LED turn off.
[INPUT SELECTOR]
5. Turn the
6. Others half of segments and
indicator LED turn on.
[INPUT SELECTOR]
7. Turn the
[MULTI CHANNEL DECODING]
8. All segments and
LED turn off.
KEY CHECK MODE
When this mode is used, the destination and the software version
number are displayed.
Procedure:
[MAIN MENU]
1. While pressing the
press the button to turn on the main power.
I/1
2. The message "REST 14" appears.
3. Every pressing of any button other than the
down the buttons. The buttons which are already counted once
are not counted again.
4. When all buttons are pressed, the message "REST 00" appears.
SHIPMENT MODE
All preset contents are cleared when this mode is activated. Use
this mode before returning the product to clients upon completion
of repair.
Procedure:
[TUNING +]
1. While pressing the
the I/1 button to turn ton the main power.
2. The memories are reset to the default values and the main power
turn off automatically after seven minutes.
[MEMORY/ENTER]
and but-
indicator
dial.
[MULTI CHANNEL DECOD-
dial once again.
[MULTI CHANNEL DECODING]
dial once again.
indicator
[DISPLAY]
and buttons,
button counts
I/1
[MUSIC]
and buttons, press
15