Test Mode - Sony STR-DA1200ES Service Manual

STR-DA1200ES
TUNER FACTORY PRESET MODE
All preset contents are reset to the default setting.
Procedure:
1. While pressing the [2CH] and [TUNING MODE] buttons, press
the [POWER] button to turn on the main power.
2. The message "Factory Preset" appears and the present contents
are reset to the default values.
MEMORY CLEARING 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:
1. While pressing the [TONE MODE] and [MULTI CH IN] buttons,
press the [POWER] button to turn on the main power.
2. The message "MEMORY CLEARING..." appears and the
memories are reset to the default values.
3. When done, the message "MEMORY CLEARED !" appears.
SWAP MODE
Procedure:
1. While pressing the [2CH] and [MULTI CH IN] buttons, press
the [POWER] button to turn on the main power.
2. The message "SWAP MODE !" appears.
3. Press the [DISPLAY] button.
4. The message "−34.5 dB" appears. (Volume level is "MID")
5. Press the [DISPLAY] button once again.
6. The message "23.0 dB" appears. (Volume level is "MAX")
7. Press the [DISPLAY] button once again.
8. The message "−∞ dB" appears. (Volume level is "MIN")
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:
1. While pressing the [MOVIE] and [MULTI CH IN] buttons, press
the [POWER] button to turn on the main power.
2. All segments and all LEDs turn on.
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:
1. While pressing the [MUSIC] button, press the [POWER] button
to turn on the main power.
2. The message "S. F. Initialize" appears and initialization is
performed.
18
SECTION 4

TEST MODE

COMMAND MODE CHANGE MODE
The command mode of the remote-commander which this set
receives can be changed.
Procedure:
1. While pressing the [2CH] button, press the [POWER] button to
turn on the main power.
2. Either the message "COMMAND MODE [AV1]" or
"COMMAND MODE [AV2]" appears. Select the desired
mode.
SF LOCK ON/OFF CHANGE MODE
Procedure:
1. While pressing the [MUSIC] and [MULTI CH IN] buttons, press
the [POWER] button to turn on the main power.
2. Either the message "OFF" or "ON" appears.
RDS AUTOBETICAL MODE
Procedure:
1. While pressing the [MEMORY/ENTER] button, press the
[POWER] button to turn on the main power.
2. The message "Autobetical Select" appers and scans and stores
all the FM and FM RDS station in the broadcast area.