Panasonic KX-TD500 User Manual
Page 13
Maximum Number of Universal Card Slots
40
12
14
Maximum Number of Proprietary Extension +
512
192
216
Single Line Extensions +
CO Lines Combined
Maximum Number of Proprietary Extension +
448
192
192
Single Line Extensions Combined
Maximum Number of Proprietary Extensions
348
128
128
Maximum Number of CO Lines
192
–
–
KX-TD500 SYSTEM AND SHELF MAXIMUM CAPACITIES
Item
System
Basic
Shelf
Expansion
Shelf
Chart #1
EXPANSION CARDS and ACCESSORIES PORT REQUIREMENTS
Chart #2
13
Model Number
Card Name
Number of Ports per Card
Extension
CO Line
Others
PITS
SLT
KX-T96161
Door Phone Card (DPH)
–
–
–
4
KX-T96170
Hybrid Line Circuit Card (HLC)
–
–
8
–
KX-T96172
Proprietary Line Card (PLC)
–
–
8
–
KX-T96174
Single Line Telephone Circuit Card (SLC)
–
8
–
–
KX-T96175
Single Line Telephone Circuit Card (SLC-M)
–
8
–
–
KX-T96180
Loop Start Central Office Trunk Card (LCOT)
8
–
–
–
KX-T96181
Automatic Gain Control Trunk Card (AGC)
8
–
–
–
KX-T96182
Direct Inward Dialing Card (DID)
4
–
–
–
KX-T96185
Off Premise Extension Card (OPX)
–
4
–
–
KX-T96187
T-1 Digital Trunk Card (T-1)
*24
–
–
–
KX-TD50170
Digital Hybrid Line Card (DHLC)
–
8
8
–
KX-TD50172
Digital Proprietary ITS Line Card (DLC)
–
–
16
–
KX-TD50175
Enlarged Single Line Card with Message (ESLC)
–
16
–
–
KX-TD50180
Enhanced Loop Start CO Trunk Card (ELCOT)
8
–
–
–
KX-TD50240
Primary Rate ISDN Card (PRI)
23
–
–
–
* One-line as T-1, 24 channels as digital channels