Verilink FSD EPROM Replacement (CG) Configuration/Installat User Manual download pdf

FSD/FST

45-00145

1.0

CAUTION: An open module is susceptible to damage caused by static electricity. Use ESD

(electrostatic discharge) precautionary measures.

1. Unplug the unit and remove all the cables.

2. Release the latches holding the cover of the base by first

finding the four 3/8-inch openings as shown. Insert a

flat blade screwdriver in the opening 1. Apply pressure

away from the unit while partially separating the cover

from the base with the other hand.

3. Repeat Step 2 for opening 2.

4. Repeat Step 2 and Step 3 for the other side of the unit.

5. Remove the cover from the unit and place the unit on its base.

6. Find the sockets holding U4 and U5.

7. Remove IC U4 from its socket by inserting the

straightened end of a jumbo paper clip or small

screwdriver in one of the slotted corners of the socket

and prying gently. Repeat for the opposite corner of the

socket until the ICs can be removed. Take care not to

damage the sockets or the circuit board.

Note that the ICs have three square corners and one angled

corner.

8. Align the angled corner of the Install the new U4

(labeled 0100) in its socket by placing the part over the

socket so the angled corners match.

9. Center U4 in the socket and press down gently until the

IC seats. The top of a properly seated IC is level with

the top of the socket.

10. Repeat Step 6 through Step 9 to install the new U5

(labeled 0101).

11. Reinstall the cover to the base by first removing the

switch caps from the switches.

12. Check that the circuit board and rear panel are still in

the base and the connectors protrude through the panel.

13. Align the cover over the base unit making sure that the

rear panel is on the inside of the cover.

14. Use both hands to press down on the cover until it snaps

into place.

15. Reinstall the switch caps through the switch openings

and press down on the caps to seat them on the

switches.

16. Attach all cables and the power transformer.

17. Perform a hardware reset to ensure proper operation. To execute a hardware reset, press the Select and Exit

buttons while applying power to the unit and hold them for five seconds. A hardware reset restores the unit

to factory default settings just like a Restore Factory Settings command. The following screen appears as the

unit comes out of hardware reset.

Opening #1

Use caution when prying

or you will be crying!

Applying too much pressure

may break plastic components.

Switches

Switch Cap

Angled Corner

FRAME START DDS

***UNIT RESET***

EPROM Replacement Instructions

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45-00145 1

Summary of Contents

Page 1 - 45-00145

FSD/FST45-001451.0CAUTION: An open module is susceptible to damage caused by static electricity. Use ESD (electrostatic discharge) precautionary measu

Page 2

www.verilink.comFAX-On-Demand(800) 957-5465Technical Assistance Center(800) 837-4546127 Jetplex Circle Madison, Alabama 35758

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Verilink FSD EPROM Replacement (CG) Configuration/Installat User Manual

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