Operation and Maintenance
233
Aastra 470 ab R3.0
syd-0337/1.5 – R3.0 – 05.2013
6. 3. 7 Application card CPU2
If chips on the applications card are defective or permanently faulty, you need to
replace the entire applications card.
To replace an application card, proceed as follows:
Warning
Be sure to observe the "Safety regulations", page 95.
1. Shut down the application server via the control panel (see "On/Off key",
page 240).
2. Detach the cables of any assigned interfaces on the front panel of the applica-
tions card.
3. Unscrew the screw on the applications card and remove the card by pulling the
fastening screw.
4. Carefully slide the new application card into the shaft of slot 2 and gently press
the card as far as it goes into the connection on the backplane.
5. Use the screw to secure the card in its slot.
6. Connect the cables of any assigned interfaces on the front panel of the applica-
tions card.
7. Start up the applications server by pressing the On/Off button on the applica-
tions card.
See also:
Informations about the installation, configuration and software update of
the CPU2applications card can be found in the Installation Instructions
for the CPU2 application card.
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