1-2. Product mode
The frequency specific to Tuner preset is auto-matically registered.
Since this mode is only for production/development, the detailed information is not provided.
1-3. Protection History Display Mode
If protections have been activated multiple times, the latest protection operation is recorded.
1-3.1. Starting up
Insert the AC plug while pressing button "
POWER
", and wait for more than 3 seconds.
Release the "
POWER
" button when the Power indicator turns orange and the Eject indicator turns
white.
Select the "
Protection History
" using the "
CURSOR
f
/
d
" button, then press the "
ENTER
" button to
confirm.
1-3.2. Displays
Startup display
"
Protection History
" is displayed for 5 seconds.
To exit this mode, unplug the power cord.
• Display when there is no history of protection being activated
• DAMP temperature abnormality detection dis-play
• Speaker DC detection display
Detected that the potential difference between both ends of the speaker terminal became DC ± 3V
or more.
• Display when a short circuit occurs in the power supply
Cause : Power-line short-circuit.(+29V(D-AMP power))
Cause : Power-line short-circuit.(+12V, -12V, +5V)
• Display when DAMP ERR has been activated
Detected over-current for the digital amplifier(TAS5142).
Resetting the protection history
With the protection history displayed, press and hold the "
Cursor
d
" button for over 5 seconds to clear
the protection history.
After the history is cleared, "
No Protection
" is displayed.
Protection history is cleared, even when the set is reset (Factory Reset).
1-4. All Device DPMS Update mode
Standard updates are now performed through OTA.
Since this mode is only for production/development, the detailed information is not provided.
1-5. Touch Sensor Check mode
Information on the Touch Sensor is displayed.
Since this mode is only for production/development, the detailed information is not provided.
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
60
