Line tel-2 tel-1, L1 l2 l2 l1, Speech circuit – Oki B4100 User Manual
Page 502: Ntif
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40055101TH Rev.4
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Figure A3.14.5 Relationship between DN5 and TEL-W2D for FTZ Version
DN5
CN2-1
1a
2a
3a
4a
5a
6a
CN2-2
1b
2b
3b
4b
5b
6b
CN1
1
2
3
4
5
6
LINE
TEL-2
TEL-1
Route change
Loop current detection
Dial pulse genelator
Ringing detection
Network matching
Relay driver
Sending level setting
Receiving sensitivity
L1
L2
L2
L1
Option
HOOK
CN2
CN1
3
3
4
2
2
1
1
CN5
1
2
3
4
HAND
SET
Speech
Circuit
3
4
2
1
CN3
1
CN2
CN1
DB1
2
3
4
5
1
2
CN2
CN4
1
2
3
4
5
B
A
6
TA
TB
R1 0
Ω
R3 0
Ω
1
2
3
3
4
5
TEL-W2D
NTIF
OFF
ON HOOK
HOOK
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