Service Mode; Doctor Mode - Technics SU-G700E Service Manual

6 Service Mode

6.1.

Doctor Mode

• Normal Operation
Step 1 Disconnect AC.
Step 2 Power switch (Main Unit) in OFF condition.
Step 3 Connect AC.
Step 4 Press and hold the [AMP] button on remote control.
Step 5 Power on the Main Unit while holding the [AMP] button on remote control.
Step 6 Adjust the volume knob from around center to minimum while holding the [AMP] on remote control.
The indication of Doctor Mode is:
- OLED shows the icon of "Doctor Mode" with flashing (1Hz) continously.
6.1.1. Doctor Mode Table 1
Item
Mode Name Description
Model Name To check
and Region model
Check name and
region
Main To check
Version main
Check firmware
version
Display To check
Check the display
version
To check
USB DAC
Check USB DAC
firmware
version
Font To check
Check font verify
confirmation
Select Knob on main unit to normal display (maintain Doctor Mode)
"001" / "0001" means each version number.
Select Knob on main unit to normal display (maintain Doctor Mode)
"001" / "0001" means each version number.
Select Knob on main unit to normal display (maintain Doctor Mode)
"001" / "0001" means each version number.
Select Knob on main unit to normal display (maintain Doctor Mode)
(Check sum [lower 7 characters of 4 Byte]) for the font area in EEPROM).
- The check sum will be included in every official F/W release.
- It will take several seconds before display of the check sum result
Select Knob on main unit to normal display (maintain Doctor Mode)
OLED Display
12
Key Operation
Step 1 Enter into
Doctor Mode.
Step 2 Press one
time [AMP]
button on remote
control.
To exit, power off
on remote control.
Step 1 Enter into
Doctor Mode.
Step 2 Press two
time [AMP]
button on remote
control.
To exit, power off
on remote control.
Step 1 Enter into
Doctor Mode.
Step 2 Press
three time [AMP]
button on remote
control.
To exit, power off
on remote control.
Step 1 Enter into
Doctor Mode.
Step 2 Press
four time [AMP]
button on remote
control.
To exit, power off
on remote control.
Step 1 Enter into
Doctor Mode.
Step 2 Press
five time [AMP]
button on remote
control.
To exit, power off
on remote control.