Mitel SX-200 Practices page 1023

Power Fail Transfer Card
Table 14-I Power Fail Transfer Plug and Jack Connections
(continued)
Phone I
Phone 2
Pin
45
46
Color
Y-s
V-BL
Pln
20
21
Color
S-Y
BL-V
Phone 3 47 V-C
22 O-V
I
Phone 4
48 V-G 23 G-V
Phone 5
49 V5R 24
(
BR-V
Phone 6
50 v-s 25 S-V
Page 2 of 2
If a call is in progress under system fail operation, the transfer to normal operation for
that circuit is delayed until the call is completed (CO trunk on-hook for at least 1.8
seconds). This prevents the call from being dropped during return to normal operation.
9109-096-l 25-NA Issue 1
Revision 0
125 14-3