1-2. Removal/Installation of Panels (BKNW-119/120)
1-3. After Repairing the PTC-69 Board (BKNW-119/120)
1-2. Removal/Installation of Panels (BKNW-119/120)
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Turn off the power of the main unit and unplug the power cord before starting the removal/installation.
1. Remove the control panel assembly (BKNW-119/120) from the control panel case or editing console.
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Remove the control panel assembly (BKNW-119/120) in the reverse order of procedures described in
the installation manual supplied with BKNW-122. (Refer to Sections 2-2-1, 2-2-2, 3-2-1, or 3-2-2 in
the installation manual.)
2. Remove the five screws and brackets.
3. Unhook the two claws behind the key panel.
Bracket
B3 x 6
B3 x 6
Claws
Key panel
(This illustration is BKNW-119.)
Install the panel in the reverse order of above procedures.
1-3. After Repairing the PTC-69 Board (BKNW-119/120)
After replacing or repairing this board, perform the electrical adjustments (Section 2).
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When replacing the search dial assembly, the electrical adjustments for the PTC-69 board is not needed.
1-2 (E)BKNW-119/120/121/122/123 |