NEC SL1000 Features And Specifications Manual page 750

SL1000/SL1100
7. Press Hold and Enter the Ringing Destination (13-04-04).
If you Select TRF1 ~3 following can be entered/
TRF1 (Internal Dial): Up to 36 digits
TRF2 (Incoming ring Group): 0-25
TRF3 (Remote Monitor): Dial Up to 4 digits (SL1000) 8 digits (SL1100).
If you press Exit Key you can clear the digits you entered.
V
8. Press Hold and you enter the Incoming Ring Pattern (13-04-05).
0 ~ 9 can be entered and 0 ~ 9 are followings:
0 = Normal pattern
1-4 = Tone pattern (1-4)
5-9 = Scale pattern (1-5)
1-740
ABB0001 MXTarget
MX = X is Mode 1 ~ 3 (13-04-03) (SL1000)
ABB0005 ModeX
ModeX= X is Mode 1 ~ 3 (13-04-03)
(This display indication is for IP Terminal Only.) (V2.0 or higher) (SL1000)
(This display indication is for IP and Multiline Terminals.) (SL1100)
ABB0001
Ring (0-9)? 1-
MX = X is Mode 1 ~ 3 (PRG 13-04-03) (SL1000)
ABB0005 ModeX
Ring(0-9)?1-
ModeX = X is Mode 1 ~ 3 (PRG 13-04-03)
(This display indication is for IP Terminal Only.) (V2.0 or higher) (SL1000)
(This display indication is for IP and Multiline Terminals.) (SL1100)
Target
ModeX
Voice/Melody Ringing by VM
ISSUE 2.0