Instruction manual

HARDWARE DESCRIPTION
POWER SUPPLY
1
2
3
4 5
6
7
8 9
10 11 12
PORT CIRCUITS
POWER SUPPLY
CIRCUIT PACK SLOTS
CPU/MEM
SERVICE CIRCUIT
CABINET 1—MOUNTING FOR CONTROL & PORT CIRCUIT PACKS
CIRCUIT PACK SLOTS
1
2
3
4
5
6
7 8 9 10 11
12
PORT CIRCUITS
CABINET 2 OR 3—MOUNTING FOR PORT CIRCUIT PACKS
NOTES:
1.
2.
3.
4.
5.
6.
REFER TO TECHNICAL SPECIFICATIONS, SECTION 5 FOR CIRCUIT PACK UNIT LOAD INFORMATION.
DIVIDE THE TOTAL NUMBER OF VOICE TERMINAL AND TRUNK CIRCUIT PACKS BETWEEN THE CABINETS
USED.
MOUNT VOICE TERMINAL CIRCUIT PACKS FROM THE RIGHT, TRUNK CIRCUIT PACKS FROM THE LEFT.
COMMON CONTROL CIRCUIT PACK (MUST BE MOUNTED IN SLOT 1 OF CABINET 1)
● CPU/MEM (ZTN142)
SYSTEM RESOURCE CIRCUIT PACKS (SERVICE CIRCUIT MUST BE MOUNTED IN SLOT 2 OF CABINET 1.
POOLED MODEM AND TONE DETECTOR MAY BE MOUNTED IN ANY PORT CIRCUIT SLOT.)
● SERVICE CIRCUIT (ZTN131)
● TONE DETECTOR (TN7488)
● POOLED MODEM (TN758) (MAXIMUM 2 PER CABINET)
PORT CIRCUIT PACKS (UNIVERSAL PORT CIRCUIT PACKS CAN BE MOUNTED IN ANY AVAILABLE PORT
SLOT.)
● TIP RING LINE (ZTN78)
● ATL LINE (ZTN79)
● MET LINE (TN735)
● ANALOG LINE (TN742)
● AUXILIARY TRUNK (TN763)
● STARLAN INTERFACE (ZTN84)
● DATA LINE (TN726)
● GROUND START TRUNK (ZTN76)
● LOOP START TRUNK (ZTN77)
● DID TRUNK (TN753)
● TIE TRUNK (TN760B)
● DS1 INTERFACE (TN767)
Figure 4-3. System Circuit Pack Configurations
November 1995
4-5