NEC Univerge sv8500 Manual page 3083

STEP 4: To end the key test, go off-hook. The display returns to the Simple Test Mode Menu.
4.4.4.4 Key Test (Seq.)
On the Key Test (Seq.) parameters, perform the key test (keys are sequentially pressed).
STEP 1: Select "4. Simple Test Mode" by pressing "4" key on the Maintenance Settings Menu.
"6. Auto Config" is not supported by DtermIP (SIP) with Firmware Version 4.1.x.x.
Note:
STEP 2: Select "4. Key Test (Seq.)" by pressing "4" key on the Simple Test Mode Menu.
STEP 3: The Key Test (Seq.) screen is displayed. Perform the key test (keys are sequentially pressed).
TEST PUSH=
Ver.X.XX
XXXXXXX
Maintenance Settings Menu
41.Download Menu
2.Hard Reset
3.Factory Value
4.Simple Test Mode
5.Config Password Mode
6.Auto Config
Up Down
Simple Test Mode Menu
441.Test Call On
2.Call Test Address
3.Key Test(Random)
4.Key Test(Seq.)
5.Voice Loopback
6.Speaker Test
Up
Down
VOL.3-596
CHAPTER 4 CONFIGURATION SETUP
Exit
Exit