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System Outline
Installation Manual 27
1.4 Options
1.4.1 Options
Model No. Model Name Description
Max.
Quantity
on
KX-
TD816
Max. Quantity on
KX-TD1232
Single
System
System
Connection
KX-TD170 8-Station Line Unit Adds 8 extension lines. 1 2 4
KX-TD171 8-Station Line Unit
with SLT CID
Adds 8 extension lines
which contain single
line telephones CID.
12 4
KX-TD180 4-CO Line Unit Adds 4 outside lines. 1 1 2
KX-TD185 4-DID Line Unit Adds 4 DID lines. 1 1 2
KX-TD187 T1 Unit Adds 1 T1 line. 1 1
KX-TD382 2-ISDN Unit Adds 2 ISDN U-point
lines.
11 2
KX-TD384 4-ISDN Unit Adds 4 ISDN U-point
lines.
11 2
KX-TD386 6-ISDN Unit Adds 6 ISDN U-point
lines.
11 2
KX-TD284 4-ISDN Unit Adds 4 ISDN S / T-
point lines.
11 2
KX-TD290 Primary Rate
Interface ISDN
Expansion Unit
Adds 1 PRI ISDN line. 1 1
KX-TD191 DISA Card Supports the Direct
Inward System Access
(DISA) feature and
records outgoing
messages.
—1 2
KX-TD192 System Inter
Connection Card
Connects two Digital
Super Hybrid Systems.
—— 2
KX-TD193 Caller ID Card Supports the Caller ID
Service of the central
office.
23 6