Panasonic KX-NCP1173XJ (serv.man2) Service Manual ▷ View online
41
KX-NCP1173XJ
13 Exploded View and Replacement Parts List
13.1. IC Data
13.1.1. IC100 (ASIC)
Pin No.
Pin name
Signal name
I/O
ACT
Description
Remarks
149
P07
VER5
I
L
RAM (H: 2Mbit, L: 1Mbit)
148
P06
VER4
I
L
Card distinguishing reserve
147
P05
VER3
I
L
146
P04
VER2
I
L
For hard version management
For the first time, 0
For the first time, 0
145
P03
VER1
I
L
144
P02
VER0
I
L
143
P01
PORT1
I
L
Number of ports: 8
142
P00
PORT0
I
H
158
P17
DTH7
O
H/L
157
P16
DTH6
O
H/L
156
P15
DTH5
O
H/L
155
P14
DTH4
O
H/L
154
P13
DTH3
O
H/L
153
P12
DTH2
O
H/L
152
P11
DTH1
O
H/L
151
P10
DTH0
O
H/L
168
P27
ACALM
O
H
AC interruption detection
167
P26
PFRLY
O
L
Power-failure direct-dial switching
166
P25
VREF1
O
H/L
PT I/F setting
01...Manufacture diagnosis, 10...Normal
01...Manufacture diagnosis, 10...Normal
165
P24
VREF0
O
H/L
164
P23
LED_G
O
L
Green LED lit / CS_DELAY output
163
P22
LED_R
O
L
Red LED lit
162
P21
BELL CNT
O
H
Bell circuit stop
161
P20
CS_DELAY_CONT
O
L
CS Delay control
107
P37
DTL7
O
H/L
176
P36
DTL6
O
H/L
175
P35
DTL5
O
H/L
174
P34
DTL4
O
H/L
173
P33
DTL3
O
H/L
172
P32
DTL2
O
H/L
171
P31
DTL1
O
H/L
170
P30
DTL0
O
H/L
199
P47
TOE7
O
H
Port 7 DTMF R. Output enable
Used as TOE
42
KX-NCP1173XJ
198
P46
TOE6
O
H
Port 6 DTMF R. Output enable
Used as TOE
197
P45
TOE5
O
H
Port 5 DTMF R. Output enable
Used as TOE
196
P44
TOE4
O
H
Port 4 DTMF R. Output enable
Used as TOE
195
P43
TOE3
O
H
Port 3 DTMF R. Output enable
Used as TOE
194
P42
TOE2
O
H
Port 2 DTMF R. Output enable
Used as TOE
111
P41
TOE1
O
H
Port 1 DTMF R. Output enable
Used as TOE
110
P40
TOE0
O
H
Port 0 DTMF R. Output enable
Used as TOE
208
P57
PT_CUR3
O
H/L
207
P56
PT_CUR2
O
H/L
206
P55
PT_CUR1
O
H/L
205
P54
PT_CUR0
O
H/L
204
P53
PT_POW3
O
H/L
203
P52
PT_POW2
O
H/L
202
P51
PT_POW1
O
H/L
201
P50
PT_POW0
O
H/L
190
RX7
DR7
I
H/L
189
RX6
DR6
I
H/L
188
RX5
DR5
I
H/L
187
RX4
DR4
I
H/L
186
RX3
DR3
I
H/L
185
RX2
DR2
I
H/L
184
RX1
DR1
I
H/L
183
RX0
DR0
I
H/L
Pin No.
Pin name
Signal name
I/O
ACT
Description
Remarks
43
KX-NCP1173XJ
13.1.2. IC300, IC302 (CODEC)
IC No.
Pin No.
Pin name
Signal
name
I/O
ACT
Description
Remarks
IC300
40
SO1_1
O
-
EXT0
Not used
41
SO1_0
BELL0
O
H
Bell signal issue
37
SB1_2
I
H
Not used
38
SB1_1
DIAG0
O
H
Self-diagnosis switching
39
SB1_0
O
H
Not used
35
SI1_1
HOOK0
I
L
Off-hook detection
36
SI1_0
EST0
I
H
DTMF detection
43
SO2_1
O
-
EXT1
Not used
42
SO2_0
BELL1
O
H
Bell signal issue
46
SB2_2
I
H
Not used
45
SB2_1
O
H
Not used
44
SB2_0
O
H
Not used
48
SI2_1
HOOK1
I
L
Off-hook detection
47
SI2_0
EST1
I
H
DTMF detection
6
SO3_1
O
-
EXT2
Not used
7
SO3_0
BELL2
O
H
Bell signal issue
3
SB3_2
I
H
Not used
4
SB3_1
O
H
Not used
5
SB3_0
O
H
Not used
1
SI3_1
HOOK2
I
L
Off-hook detection
2
SI3_0
EST2
I
H
DTMF detection
9
SO4_1
O
-
EXT3
Not used
8
SO4_0
BELL3
O
H
Bell signal issue
12
SB4_2
I
H
Not used
11
SB4_1
O
H
Not used
10
SB4_0
O
H
Not used
14
SI4_1
HOOK3
I
L
Off-hook detection
13
SI4_0
EST3
I
H
DTMF detection
IC302
40
SO1_1
O
-
EXT4
Not used
41
SO1_0
BELL4
O
H
Bell signal issue
37
SB1_2
I
H
Not used
38
SB1_1
O
H
Not used
39
SB1_0
O
H
Not used
35
SI1_1
HOOK4
I
L
Off-hook detection
36
SI1_0
EST4
I
H
DTMF detection
43
SO2_1
O
-
EXT5
Not used
42
SO2_0
BELL5
O
H
Bell signal issue
46
SB2_2
I
H
Not used
45
SB2_1
O
H
Not used
44
SB2_0
O
H
Not used
48
SI2_1
HOOK5
I
L
Off-hook detection
47
SI2_0
EST5
I
H
DTMF detection
6
SO3_1
O
-
EXT6
Not used
7
SO3_0
BELL6
O
H
Bell signal issue
3
SB3_2
I
H
Not used
4
SB3_1
O
H
Not used
5
SB3_0
O
H
Not used
1
SI3_1
HOOK6
I
L
Off-hook detection
2
SI3_0
EST6
I
H
DTMF detection
9
SO4_1
O
-
EXT7
Not used
8
SO4_0
BELL7
O
H
Bell signal issue
12
SB4_2
I
H
Not used
11
SB4_1
O
H
Not used
10
SB4_0
O
H
Not used
14
SI4_1
HOOK7
I
L
Off-hook detection
13
SI4_0
EST7
I
H
DTMF detection
44
KX-NCP1173XJ
13.2. Cabinet and Electrical Parts Location
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