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73J037 REV. A
PROM Installation Guide
Micro Lynx VITC Option Card
TIMELINE VISTA, INC.
1755 LA COSTA MEADOWS DRIVE, SUITE B
SAN MARCOS, CA 92069
TEL. 760-727-3300
(FAX 760-727-3620)
DATE:
08/13/93
MODEL:
Micro Lynx
REVISION:
All
SERIAL NO:
All
SOFTWARE:
All
REQUIRED TOOLS:
Static safe workstation
IC Extractor/Insertor or
Grounding wrist strap
small slotted screwdriver
Phillips screwdriver
REQUIRED PARTS:
Replacement PROM from TimeLine
PROCEDURE:
1. Turn off the power to the System Unit.
Disconnect all cables.
2. Place the Micro Lynx System Unit on a
static safe workstation. Ground yourself
and the workstation anti-static mat.
3. Remove the six phillips screws holding
the top cover to the chassis and remove
the cover. (See Figure 1)
Figure 1. Remove the Top Cover
4. Disconnect the option card ribbon cable from J3 on the Main Board, and J1 on the VITC
Card.
5. Locate U5, the VITC PROM. Remove and replace the PROM. Be careful to correctly align
Pin 1 and properly seat the PROM. See Figure 2.
Warning
Use an IC insertor to remove and replace the PROM. If one is not available, use a small slotted
screwdriver. Insert the screwdriver between the PROM and the socket, twist slightly and gently lift up.
Inserting the screwdriver incorrectly could damage surrounding components.
