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85330A Multiple Channel Controller 9-19
Service
Assembly and Disassembly
Assembly and Disassembly
CAUTION The assemblies used in the multiple channel controller system are static
sensitive. Use anti-static techniques when performing the following
procedures. For example, wear an anti-static ground strap and work at a
station equipped with an anti-static mat.
Mainframe For assembly and disassembly information on the E1301B VXI mainframe,
see the Service chapter in the E1301B Service Manual.
Disassembly
1. Turn OFF the ac power switch and remove ac power cable.
2. Loosen the six screws on the E1330 and 85330-60002 card assemblies.
3. Gently slide out both cards together.
4. Remove the ribbon cables from each board by pushing the locking tabs
out of the way on each connector and lifting the ribbon connector out of
the board connector.
Assembly
1. Make sure that the ac power switch is turned OFF and remove the ac
power cable.
2. Ensure that the E1330B card is properly configured. Refer to “E1330
Card Configuration” on page 9-20 for more information.
3. Ensure that the 85330-60002 card is properly configured. Refer to
“E1330 Card Configuration” on page 9-20 for more information.
4. Fold the two ribbon cables like a fan.
5. Connect a ribbon cable to each panel connector on the E1330 with the
ribbon cable pointed down.
6. Place the E1330 card on top of the 85330-60002 card.
7. Connect the other end of each ribbon cable to the circuit board
connector P2 and P3 on the 85330-60002 card.
NOTE The cables should not be twisted or cross each other. They should lay flat
between the two cards. Make sure that all four connectors are properly
seated.