Vodavi Triad 1/2/3 Installation Manual

3-38 Misce llan eous In terfa ce Un it (MISU) Installation
Ta ble 3-6: Powe r Fa ilure Tra nsfe r Unit ( PF TU) Wiring
Pair PIN # Color Description Pair PIN # Color Description
126
1WH /B L
BL /W HCO RING 1 - IN
CO TIP 1 - IN14 39
14BK/BN
BN/BKCO R IN G 4 - O UT
CO T I P 4 - O UT
227
2WH /O R
OR/WHCO RING 1 - OUT
CO TIP 1 - OUT15 40
15BK/ SL
SL / B KSLT RING 4
SLT TIP 4
328
3WH/GN
GN/WHSLT RI NG 1
SLT TIP 116 41
16YL /B L
BL /Y LSLIB R ING 4
SLIB TI P 4
429
4WH /B N
BN /W HSLIB RI NG 1
SLIB TIP 117 42...

Miscellane ous Int erface Unit (M IS U) I nst allation 3 -39
Figure 3-16: MISU & PFTU Installation 

3-40 CO/ PBX Conne ctions
CO/P BX Connections
These boa rds provide th e interface from s ystem PCM po rts to s ta tions or
the s witching ne twork. The y a re de scribe d as follows:
Loop Start CO Trunk Board (LCOB))
The LC OB board provides the in terf ace to eight Loop Start CO, FX , or
WA TS t runk s.
†Each trunk circuit contains a hybrid, 2-wire interface circuit a nd
control circuitry.
†TheoperationforPulseDialingorDTMFsignalingcanbedoneona
per circuit basis.
†Each circuit has an LED indicator that...

CO/PBX Conn ections 3 -41
Refer toFig u re 3- 19.T his completes the in stallation procedu re for the
DT MF -B.
Table 3-7: LCOB Wiring
Pair PIN # Color Description Pair PIN # Color Description
126
1WH/BL
BL/WHRI NG
TI PCO 1 1 4 3 9
14BK/BN
BN/BK
227
2WH/OR
OR /WHRI NG
TI PCO 2 1 5 4 0
15BK/ SL
SL / B K
328
3WH /G N
GN /W HRI NG
TI PCO 3 1 6 4 1
16YL /B L
BL /Y L
429
4WH/ BN
BN /WHRI NG
TI PCO 4 1 7 4 2
17YL /O R
OR /Y L
530
5WH /S L
SL/WHRI NG
TI PCO 5 1 8 4 3
18YL/GN
GN/YL
631
6RD /B L
BL /R DRI NG
TI...

3-42 CO/ PBX Conne ctions
Figure 3-17: LCOB w/DTMF-B Installation 

CO/PBX Conn ections 3 -43
Ground Start CO Trunk Board (GCOB)
The GCOB board provides the interface to eight Ground Start CO, FX, or
WA TS t runk s.
†Each trunk circuit contains a hybrid, 2-wire interface circuit a nd
control circuitry.
†TheoperationforPulseDialingorDTMFsignalingcanbedoneona
per circuit basis.
†Each circuit has an LED indicator that gives trunk status.
†Each trunk circuit can be disab led as well as the card.
†A Normal/S erv ice switch loca ted toward the top of the card a llows...

3-44 CO/ PBX Conne ctions
Table 3-8: GCOB Wiring
Pair PIN # Color Description Pair PIN # Color Description
126
1WH /BL
BL /W HRING
TI PCO 1 1 4 3 9
14BK/BN
BN/BK
227
2WH /O R
OR /W HRING
TI PCO 2 1 5 4 0
15BK/SL
SL/B K
328
3WH/GN
GN/WHRING
TI PCO 3 1 6 4 1
16YL/BL
BL/YL
429
4WH /B N
BN /W HRING
TI PCO 4 1 7 4 2
17YL/OR
OR /YL
530
5WH /S L
SL/WHRING
TI PCO 5 1 8 4 3
18YL / GN
GN /Y L
631
6RD/BL
BL/RDRING
TI PCO 6 1 9 4 4
19YL /B N
BN /YL
732
7RD / OR
OR/RDRING
TI PCO 7 2 0 4 5
20YL /SL
SL/YL
833
8RD /G N...

CO/PBX Conn ections 3 -45
Figure 3-18: GCOB w/DTMF-B Installation 

3-46 CO/ PBX Conne ctions
DI D Tru nk B o a rd ( D I DB )
The DIDB board provides the interface to eight (8) Direct Inward Dialing
(DID) trunks.
†Each of the trunk circuits conta in a hy brid, 2- wire interfa ce circuit a nd
control circuitry.
†The ope ra ti on f or d ia l-r ep ea ti ng a ddre ss or DT M F s igna li ng c a n be
immediate, wink, or delay-start supervision.
†Each circuit has an LED indicator that gives trunk status. Each circuit
canbedisabledaswellasthecard.
†The CO Lines are connected via...

CO/PBX Conn ections 3 -47
Tabl e 3 -9: D I D B W ir i n g
P ai r P I N # C o lo r D esc r ip t i o n Pa ir P I N # C o l or D es cr i p ti o n
126
1WH /B L
BL /W HRING
TI PCO 1 14 3 9
14BK /B N
BN /B K
227
2WH /O R
OR/WHRING
TI PCO 2 15 4 0
15BK/SL
SL/B K
328
3WH/GN
GN/WHRING
TI PCO 3 16 4 1
16YL/BL
BL/YL
429
4WH /B N
BN /W HRING
TI PCO 4 17 4 2
17YL/OR
OR /YL
530
5WH /S L
SL/WHRING
TI PCO 5 18 4 3
18YL /G N
GN /Y L
631
6RD/BL
BL/RDRING
TI PCO 6 19 4 4
19YL/BN
BN/YL
732
7RD/OR
OR/RDRING
TI PCO 7 20 4 5...