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Description of the Upgrade
Installation Procedure for the Upgrade
2. In the section "Removing the A1 Front Panel Interface Board and Keypad
3. In the section "Removing the Power Switch Board and Power Button
4. Remove the braided gasket from the backside edges of the 2-port front
5. Rebuild the front panel assembly with the new 4-port front frame
Step 19.Reinstall the Front Panel Assembly
For instructions on reinstalling the front panel assembly, click the Chapter 7
bookmark "Removing and Replacing the Front Panel Assembly" in the PDF
Service Guide
In addition, attach the lower front dress panel to the test set front plate using
4x screws 0515-1227.
Step 20.Install the Front Panel Overlays
To see an image of the front panel overlay, keypad overlay, and power button
overlay, click the Chapter 6 bookmark "Front Panel Assembly, Front Side, All
Options" in the PDF Service Guide
1. Remove the protective backing from the new front panel overlay.
2. Loosely place the overlay in the recess on the front panel.
3. Placing two fingers at the middle, press the overlay firmly onto the frame
4. Repeat steps 1-3 to install the keypad overlay (N5242-80005).
5. Repeat steps 1-3 to install the power button overlay (N5242-80007).
6. Repeat steps 1-3 to install the new nameplate (N5241-80001 for N5241A
Step 21.Install the Front Panel Jumper Cables
For instructions on installing the W30 front panel jumpers (N5222-20091),
click the Chapter 7 bookmark "Removing and Replacing the Front Panel
Assembly" in the PDF Service Guide
Installation Note N5242-90015
Assembly", perform steps 1 - 5.
Keypad", perform only steps 1 and 2.
frame and install it in the 4-port front frame (N5247-20141).
(N5247-20141) by reversing the order of the instructions previously
followed.
1
.
while sliding your fingers in opposite directions towards the ends of the
overlay. Repeat on all areas of the overlay.
models or
N5242-80006 for N5242A models).
. New parts are listed in
1
1
.
Table 1 on page
8.
29
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