Mitel SX-200 EL Technician's Handbook page 230

Technician's Handbook
Table 51: Analog Bay P3 and P9 Tip and Ring Assignments
P3 for Bay 3 or 4 (480-port), Bay 4 (456-port), or P9 for Bay 5 (480- or 456-port)
Slot Cct
1
2
11
3
4
1
2
12
3
4
NOTE: For 2-wire E&M Trunk operation DO NOT connect RR and TR leads.
220
(Continued)
Pin Color
42 Y-O
17 O-Y
43 Y-G
18 G-Y
44 Y-BR
19 BR-Y
45 Y-S
20 S-Y
46 V-BL
21 BL-V
47 V-O
22 O-V
48 V-G
23 G-V
49 V-BR
24 BR-V
50 V-S
25 S-V
Lines CO DID/TIE
T1 T1
R1 R1
T2 XT2
R2 XT1
T3 T2
R3 R2
T4
R4
T1 T1
R1 R1
T2 XT2
R2 XT1
T3 T2
R3 R2
T4
R4
SPARE
SPARE
E&M
T1 T1
R1 R1
TR1
RR1
E1
M1
T1 T1
R1 R1
TR1
RR1
E1
M1
(Sheet 2 of 2)