TOA Electronics A-9120DH Stereo Amplifier User Manual


 
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11.6.3. Key lock setting operation
Step 1. Hold down the Utility menu key for 2 seconds or more in
normal operation state.
The setting screen is displayed.
Step 2. Select KEYLOCK with the Parameter setting knob.
Step 3. Press the Right shift key.
Lock status is displayed.
Step 4. Press the Enter key.
The all-key lock ON/OFF setting screen is displayed.
Step 5. Using the Parameter setting knob, perform all-key lock
ON/OFF setting.
Step 6. To individually perform lock setting for each key, press the
Shift key to display individual setting screen for each key, and
perform the ON/FF setting with the Parameter setting knob.
Step 7. Press the shift key to return to the all-key lock setting screen
after setting completion, then press the Escape/Back key.
Step 8. Press the Left shift key.
The display returns to the key lock status screen.
Step 9. Press the Memory key.
The display returns to the normal operation state, making the
key lock setting valid.
INPUTSETT
I G
UTILITY
PARAMETER
1
2
PARAMETER
5
4
3
KEYL
O
CK
KEYL
O
CK U
N
L
O
CK
ENTER
KEYL
O
CK ALL
O
F F
KEYL
O
CK ALL
O
N
PARAMETER
6
KEYL
O
CK ALL
O
F F
KEYL
O
CK I NPUT
O
F F
KEYL
O
CK I NPUT
O
N
KEYL
O
CK
8
KEYL
O
CK U
N
L
O
CK
7
ESC/BACK
9
MEMORY
KEYL
O
CK ALL
O
N