NEC Univerge sv8500 Manual page 2455

27.7 Returning SR-MGC to Status Before Version Upgrade Procedure
This section explains about how to return SR-MGC upgraded once to status before that. Both
of following procedures (for SR T and SR S) have to be done.
27.7.1 Returning SR T to Status Before Version Upgrade Procedure
[1] Power OFF
Turn off power for SR T.
[2] Compact Flash Card Removal
Remove Compact Flash Card from the PC Card slot on the front panel of SR T.
[3] Compact Flash Card Insertion
Insert the Flash card that was used before the Version Upgrade to the PC CARD slot.
[4] Power ON
Turn on power for SR T.
[5] Lamp Check
Verify that the LEDs on the front panel indicate as follows (refer to
Connectors, and Lamps"].
PWR:
ACT:
ALM:
27.7.2 Returning SR S to Status Before Version Upgrade Procedure
[1] Turn Power Switch OFF
Turn SR S's Power Switch OFF
[2] Lamp Check
Verify that the LEDs on the front panel indicate as follows (refer to
Connectors, and Lamps"].
PWR:
ACT:
ALM:
Lights Green
Lights Green
Flashes Red in 2–second cycle (temporary minor alarm indication)
→ ON
→ ON.
Lights Green
Lights Green
Flashes Red in 2–second cycle (temporary minor alarm indication)
VOL.2-2202
Contents
Static Sensitive
Handling
Precautions Required
["Section 27.2.2, Layout of Switches,
["Section 27.2.2, Layout of Switches,
SR-MGC
ATTENTION