Anritsu S113C Guide de l'utilisateur télécharger pdf (Page 11)

12. LCD ASSEMBLY REPLACEMENT

This procedure provides instructions for removing

and replacing the Liquid Crystal Display (LCD) once

the front panel assembly has been separated from

the Site Master.

1. Remove the front panel assembly as directed

in section 11.

2. Place the front panel assembly face down on

a protected work surface.

3. Remove the 14 Phillips screws that attach

the backing plate to the front panel assem

-

bly.

4. Release the LCD display cable from the re

-

taining clip on the front panel backing plate.

5. Remove the front panel backing plate, care

-

fully feeding the LCD cable through the ac

-

cess hole to avoid damage to the cable or

connector.

6. Remove the rubber cushion pad from the

LCD assembly and remove the assembly.

7. Reverse the above steps to install the re

-

placement assembly.

13. KEY PAD PCB REPLACEMENT

This procedure provides instructions for removing

and replacing the key pad PCB.

1. Remove the front panel assembly as directed

in section 11.

2. Place the front panel assembly face down on

a protected work surface.

3. Remove the 14 Phillips screws that attach

the backing plate to the front panel assem

-

bly.

4. Release the LCD display cable from the re

-

taining clip on the front panel backing plate

(Figure ).

5. Remove the front panel backing plate, care

-

fully feeding the LCD cable through the ac

-

cess hole to avoid damage to the cable or con-

nector.

6. Remove the rubber cushion pad from the key

pad PCB and remove the PCB.

7. Reverse the above steps to install the re

-

placement assembly.

Site Master S113C/S331C/S115BQ MM 11

FRONT PANEL

BACKING PLATE

LCD CABLE

RETAINING CLIP

Figure 15. Front Panel Backing Plate

KEYPAD PCB

Figure 16. Front Panel Keypad PCB Location

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