Changing The Ram Module - Aastra 470 System Manual

6. 3. 4. 4

Changing the RAM module

The RAM module is fitted to the call manager card and available as a spare part.
To replace a defective RAM module, proceed as follows:
Warning
Be sure to observe the
1. Carry out preparations (see
2. Unscrew the screw on the Call Manager card and remove the card by pulling the
fastening screw.
3. Remove the defective RAM module by pressing the two lateral metal clamps
outward at the same time and gently lifting the RAM module.
4. Place the RAM module at a slight angle into the slot (see
5. Carefully press the RAM module downwards until the two lateral metal clamps
engage.
6. Carefully push back the call manager card into the shaft and gently press the
card as far as it goes into the connection on the backplane.
7. Secure the Call Manager card back into its slot with the screw.
8. Restart the call manager by pressing the On/Off button on the call manager
card.
Metal clamps
Slot
Mainboard
Fig. 81 Changing the RAM module
Aastra 470 ab R3.0
syd-0337/1.5 – R3.0 – 05.2013
"Safety regulations", page
"Preparations", page
RAM module
1
approx.
30°
Operation and Maintenance
95.
221).
Fig. 81).
2
229