
CODEC
EXTENTION
PORT
PIN No.
SIGNAL
NAME
I/O
ACT
DESCRIPTIONS
NOTES
CODECIC202
EXT4
SO1_1
O
L (Fixed)
SO1_0
BELL4
O
H
Ringer output
SB1_2
O
+5V pull up
SB1_1
O
H
SB1_0
O
+5V pull up
SI1_1
HOOK4
I
L
Off-hook detection
SI1_0
DT_EST4
I
H
DTMF detection
EXT5
SO2_1
O
L (Fixed)
SO2_0
BELL5
O
H
Ringer output
SB2_2
O
+5V pull up
SB2_1
O
H
SB2_0
O
+5V pull up
SI2_1
HOOK5
I
L
Off-hook detection
SI2_0
DT_EST5
I
H
DTMF detection
EXT6
SO3_1
O
L (Fixed)
SO3_0
BELL6
O
H
Ringer output
SB3_2
O
+5V pull up
SB3_1
O
H
SB3_0
O
+5V pull up
SI3_1
HOOK6
I
L
Off-hook detection
SI3_0
DT_EST6
I
H
DTMF detection
EXT7
SO4_1
O
L (Fixed)
SO4_0
BELL7
O
H
Ringer output
SB4_2
O
+5V pull up
SB4_1
O
H
SB4_0
O
+5V pull up
SI4_1
HOOK7
I
L
Off-hook detection
SI4_0
DT_EST7
I
H
DTMF detection
32
Содержание KX-TDA0174
Страница 12: ...6 TROUBLESHOOTING GUIDE 12 ...
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Страница 36: ...11 TERMINAL GUIDE OF ICS TRANSISTORS AND DIODES 12 CABINET AND ELECTRICAL PARTS LOCATION 36 ...
Страница 37: ...13 ACCESSORIES AND PACKING MATERIALS 37 ...
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Страница 63: ...No 2 20 No 2 21 No 2 22 63 ...