KX-NS0290CE - Panasonic PBX Service Manual (repair manual). Page 40

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40
KX-NS0290CE
59
CARD_SEL5
Card SELECT BIT [5]
60
GND
Power Input (GND)
61
GND
Power Input (GND)
62
CARD_OE
OUTPUT Enable Signal
63
CARD_SEL10
Card SELECT BIT [10]
64
CARD_SEL9
Card SELECT BIT [9]
65
CARD_SEL8
Card SELECT BIT [8]
66
CARD_SEL7
Card SELECT BIT [7]
67
CARD_SEL6
Card SELECT BIT [6]
68
GND
Power Input (GND)
69
GPIO5
← →
RESERVED
70
GPIO4
← →
RESERVED
71
GPIO3
← →
RESERVED
72
GPIO2
← →
RESERVED
73
GPIO1
← →
LED(SERR) CONTROL SIGNAL
74
GPIO0
← →
LOOP-BACK RELAY CONTROL SIGNAL
75
GND
Power Input (GND)
76
D15
← →
OPEN
77
D14
← →
OPEN
78
D13
← →
OPEN
79
D12
← →
OPEN
80
GND
Power Input (GND)
81
D11
← →
OPEN
82
D10
← →
OPEN
83
D9
← →
OPEN
84
D8
← →
OPEN
85
GND
Power Input (GND)
86
GND
Power Input (GND)
87
A14
OPEN
88
A13
OPEN
89
A12
OPEN
90
GND
Power Input (GND)
91
A11
OPEN
92
A10
OPEN
93
A9
OPEN
94
A8
OPEN
95
GND
Power Input (GND)
96
/RESET3
OPEN
97
/RESET2
OPEN
98
/RESET1
Software RESET signal for PRI IC
99
/RESET0
Software RESET signal for SLIC
100
/CS
Chip select signal for PRI IC
101
L_NETREF
Line extraction clock
102
GND
Power Input (GND)
103
DIN_LCOT
OPEN
104
DCLK_LCOT
OPEN
105
CP4
OPEN
106
GND
Power Input (GND)
107
CP3
OPEN
108
CP2
OPEN
109
CP1
Flame Header signal for PRI 
110
FH/CP0
Flame Header signal for SLIC
111
PCLK_RESERVE
112
PCLK
113
GND
Power Input (GND)
114
DIN_SLC
Serial I/F for SLIC (DIN)
115
DCLK_SLC
Serial I/F for SLIC (DCLK)
116
GND
Power Input (GND)
117
GND
Power Input (GND)
118
OPEN
OPEN
119
15V
Power Input (+15V)
120
15V
Power Input (+15V)
No.
Signal
Direction 
MAIN  PRI
Function
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