Panasonic KX-TD500 System Reference Manual page 108

Note :
• The meanings of the pin names are shown below.
T: Tip D1: Data 1
R: Ring D2: Data 2
• Cable color examples are shown below.
The line of pin no.26: ORN-RED
red
The line of pin no.25: WHT-BLK
black
• Working pins for the various telephones or DSS consoles are shown below.
Working
Not working
Single Line Telephone
APITS without OHCA
DPITS without XDP
P1: 3 Pair Voice
P2: 3 Pair Voice
orange line
white line
DSS Console
T
R
APITS with OHCA
(KX-T123230D, KX-T123235 and KX-T7130 only)
D1
T
R
D2
DPITS with XDP
D1
D2
D1
D2
P1
D1
T
R
D2
P2
T
R
2-C-30
D1
T
R
D2