KX-NCP1000RU - Panasonic PBX Service Manual (repair manual). Page 121

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121
     KX-NCP1000RU
13.18. Back Board
13.18.1. No.1
(1)
(2)
(3)
KX-NCP1000
RU SCHEMATIC DIAGRAM No.1 (1/2)
C
E
B
A
D
F
3
2
1
4
5
nVM_DHW
Reserve-A33
AC_ALM
Reserve-A32
EC_AD[6]
CT_FRAME
EC_nCBE[0]
CT_NETREF
RING_SYNC
CT_D[6]
EC_nTRDY
+30V
CT_D[4]
EC_CLK
Reserve-B37
CT_D[2]
Reserve-B36
CT_D[0]
nVM_UHW
EC_nINT
Reserve-B33
EC_AD[14]
Reserve-B32
EC_AD[12]
nLOS
CT_C8
CT_D[7]
EC_AD[10]
CT_D[5]
EC_AD[8]
CT_D[3]
EC_AD[6]
CT_D[1]
EC_AD[4]
EC_nCDET
EC_AD[2]
EC_AD[15]
EC_AD[0]
EC_AD[13]
EC_PAR
EC_AD[11]
Reserve-B31
EC_nPERR
EC_AD[9]
Reserve-A31
EC_AD[7]
EC_nSTOP
EC_AD[5]
nHALT
EC_AD[3]
RINGER
EC_AD[1]
+30V
EC_nRST
nFAN_ALM
EC_nCBE[1]
nBATT
DIAG_R
RINGER_AC
Reserve-B35
DC_ALM
Reserve-A35
nLOS
Reserve-A35
Reserve-A33
EC_AD[12]
DC_ALM
Reserve-B32
Reserve-B35
nVM_DHW
EC_AD[14]
EC_AD[13]
Reserve-B33
EC_AD[0]
RINGER_AC
EC_nINT
EC_AD[15]
DIAG_R
nVM_UHW
EC_AD[2]
nBATT
CT_D[0]
EC_nCDET
EC_nCBE[1]
Reserve-B36
EC_AD[4]
nFAN_ALM
CT_D[2]
CT_D[1]
EC_nRST
Reserve-B37
EC_AD[6]
+30V
EC_CLK
CT_D[3]
EC_AD[1]
CT_D[4]
EC_AD[8]
+30V
CT_D[5]
RINGER
EC_nTRDY
EC_AD[10]
EC_AD[3]
CT_D[6]
RING_SYNC
EC_nFRAME
nHALT
CT_NETREF
EC_AD[5]
EC_nCBE[0]
EC_nSTOP
CT_FRAME
EC_AD[7]
Reserve-A31
EC_AD[5]
CT_D[7]
EC_AD[9]
Reserve-A32
CT_C8
EC_nPERR
AC_ALM
Reserve-B31
EC_AD[11]
EC_PAR
EC_nFRAME
DIAG_T
DIAG_T
nVM_CLK
nVM_FH
MASTER/nS
nVM_FH
MASTER/nS
nVM_CLK
nCS_SYNC_B
CTS1
RXD1
nLEDALM
DSR
DCD1
DTR
nLEDRUN
TXD1
RTS1
RINGER
RING_SYNC
nHALT
nLOS
AC_ALM
nFAN_ALM
DC_ALM
CT_NETREF
CT_FRAME
CT_D[6]
CT_D[7]
CT_D[4]
CT_D[5]
CT_D[2]
CT_D[3]
CT_D[0]
CT_D[1]
EC_nINT
CT_C8
EC_nCDET
EC_CLK
EC_AD[14]
EC_nTRDY
EC_AD[15]
EC_nSTOP
EC_AD[12]
EC_nFRAME
EC_AD[13]
EC_nPERR
EC_AD[10]
EC_nCBE[0]
EC_AD[11]
EC_PAR
EC_AD[8]
EC_nRST
EC_AD[9]
EC_nCBE[1]
EC_AD[6]
EC_AD[1]
EC_AD[7]
EC_AD[0]
EC_AD[4]
EC_AD[3]
EC_AD[5]
EC_AD[2]
nCS_SYNC_B
nCS_SYNC_B
+40V
+40V
+15V
+15V
+15VPT
+15VPT
+15VPT
+15VPT
+3.3V
+3.3V
CN102
A2
B2
A3
B3
A4
B4
A5
B5
A6
B6
A7
B7
A8
B8
A9
B9
A10 B10
A11 B11
A12 B12
A13 B13
A14 B14
A15 B15
A16 B16
A17 B17
A18 B18
A19 B19
A20 B20
A21 B21
A22 B22
A23 B23
A24 B24
A25 B25
A26 B26
A27 B27
A28 B28
A29 B29
A30 B30
A31 B31
A32 B32
A33 B33
A34 B34
A35 B35
A36 B36
A37 B37
A38 B38
A39 B39
A40 B40
A41 B41
A42 B42
A43 B43
A44 B44
A45 B45
A1
B1
CN101
A2
B2
A3
B3
A4
B4
A5
B5
A6
B6
A7
B7
A8
B8
A9
B9
A10 B10
A11 B11
A12 B12
A13 B13
A14 B14
A15 B15
A16 B16
A17 B17
A18 B18
A19 B19
A20 B20
A21 B21
A22 B22
A23 B23
A24 B24
A25 B25
A26 B26
A27 B27
A28 B28
A29 B29
A30 B30
A31 B31
A32 B32
A33 B33
A34 B34
A35 B35
A36 B36
A37 B37
A38 B38
A39 B39
A40 B40
A41 B41
A42 B42
A43 B43
A44 B44
A45 B45
A1
B1
CN100
A1
RINGER
B1
nCS_SYNC_B
A2
RING_SYNC
A3
GND
A4
GND
B4
GND
A5
nLOS
B5
AC_ALM
B2
nHALT
B3
GND
A6
nFAN_ALM
B6
DC_ALM
A7
CT_NETREF
B7
CTS1
A8
CT_FRAME
B8
RXD1
A9
CT_D[6]
B9
nLEDALM
A10
CT_D[7]
B10
DSR
A11
GND
B11
GND
A12
GND
B12
GND
A13
CT_D[4]
B13
+3.3V
A14
CT_D[5]
B14
DCD1
A15
CT_D[2]
B15
DTR
A16
CT_D[3]
B16
nLEDRUN
A17
CT_D[0]
B17
TXD1
A18
CT_D[1]
B18
RTS1
A19
GND
B19
GND
A20
GND
B20
GND
A21
EC_nINT
B21
CT_C8
A22
EC_nCDET
B22
EC_CLK
A23
EC_AD[14]
B23
EC_nTRDY
A24
EC_AD[15]
B24
EC_nSTOP
A25
EC_AD[12]
B25
EC_nFRAME
A26
EC_AD[13]
B26
EC_nPERR
A27
EC_AD[10]
B27
EC_nCBE[0]
A28
EC_AD[11]
B28
EC_PAR
A29
EC_AD[8]
B29
EC_nRST
A30
EC_AD[9]
B30
EC_nCBE[1]
A31
EC_AD[6]
B31
EC_AD[1]
A32
EC_AD[7]
B32
EC_AD[0]
A33
EC_AD[4]
B33
EC_AD[3]
A34
EC_AD[5]
B34
EC_AD[2]
A35
+15VPT
B35
POWERGND
A36
+15V
B36
+40V
A37
+15VPT
B37
POWERGND
A38
+15V
B38
+40V
A39
+15VPT
B39
POWERGND
A40
+15V
B40
POWERGND
+15VPT
+40V
+15V
+3.3V
DG
DG
DG
DG
PG
PG
PG
PG
PG
DG
J105
0
J104
0
DG
J109
0
FG
J108
0
J107
0
J106
0
J103
0
J102
0
J101
0
J100
0
C100
0.1u
+15VPT
+15V
+3.3V
+40V
C101
0.1u
C102
0.1u
C103
0.1u
C104
0.1u
DG
C111
0.1u
DG
C110
0.1u
C112
0.1u
C113
0.1u
C114
0.1u
C120
0.1u
DG
C119
0.1u
C121
0.1u
C122
0.1u
C123
0.1u
C127
0.1u
DG
C126
0.1u
C128
0.1u
C129
0.1u
C130
0.1u
C106
0.1u
C107
0.1u
C108
0.1u
C109
0.1u
C105
0.1u
C124
0.1u
C125
0.1u
C118
0.1u
C115
0.1u
C116
0.1u
C117
0.1u
C131
0.1u
C132
0.1u
C133
0.1u
C134
0.1u
C135
0.1u
PG
C138
0.1u
C139
0.1u
C137
0.1u
C136
0.1u
DG
+40V
C140
220uF
PG
C141
220uF
RFS2
RFS3
POWERTYPE[0]
POWERTYPE[1]
IPCMPR(CN104)
RFS1(CN103)
RFS2(CN102)
RFS3(CN101)
CN100
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