Panasonic SC-HC3DB Operating Instructions Manual page 17

External unit (continued)
Changing the main unit and remote control
mode
The remote control and main unit are factory-set to
"REMOTE 1" mode.
If you find the remote control unintentionally also
controls other equipment, you can switch to operate in
"REMOTE 2" mode.
To switch to "REMOTE 2" mode
 Press [AUX] to enter AUX mode.
 (While pressing [AUX] on the main unit)
Press and hold [2] until "REMOTE 2" appears on
the main unit display.
 Press and hold [OK] followed by [2] for at least 2
seconds.
The main unit and remote control are now set to
operate in "REMOTE 2" mode.
To return to "REMOTE 1" mode
Perform steps 1 to 3 but use [1] instead of [2] for steps
2 and 3. ("REMOTE 1" appears on the main unit during
step 2.)
The remote control cannot work with the main unit if
their modes are different.
"REMOTE 1" or "REMOTE 2" appears on the main unit
when you operate the remote control.*
* If "REMOTE 1" appears (The main unit is in "REMOTE 1"
mode.)
Press and hold [OK] followed by [1] on the remote
control for at least 2 seconds.
If "REMOTE 2" appears (The main unit is in "REMOTE 2"
mode.)
Press and hold [OK] followed by [2] on the remote
control for at least 2 seconds.
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