Nortel Meridian 1 Planning And Installation Manual page 269

Page 248 of 590
Table 27
Control and power connections on cable J1
Function
Control
PFTU
power
553-3021-209 Standard 1.00
Chapter 14 — Installing Power Failure Transfer Units
J1 Cable from QUA6 (see Figure 60 on page 249)
Pair Pair
Number Color
1T W-BL
1R BL-W
2T W-O
2R O-W
3T W-G
3R G-W
4T W-BR
4R BR-W
25T S-V
25R V-S
5
Connect the Attendant Console to the PFTU:
• Attendant Console 14 Tip (14T) to ground
• 3 Tip (3T) of PFTU to 11 Ring (11R) of Attendant Console (power
fail transfer switch)
• Attendant Console 11 Tip (11T) to ground
Note: The AUX cable on the Option 11C Mini does not provide power
to the M2250 Attendant Console. Two Digital Line Card TNs or an
Attendant Console power supply provide power to the M2250 Attendant
Console.
—————————— End of Procedure ——————————
July 1999
Connects
Cross-connect to
to
(ALM) Not used.
BRTN W-BL 1-dot connection on AUX
cable from the chassis
PFTS W-O 1-dot connection on AUX
cable from the chassis. Transfer
begins by applying ground to this
lead.
BRTN BL-W 1-dot connection on AUX
cable from the chassis
(TC) Console transfer switch. See
console connections. Transfer
begins by applying ground to this
lead.
Not used.
Not used.
Not used.
-48 V O-W 1-dot connection on AUX
-48 V cable. Maximum 250 mA draw on
O-W lead.