Exploded View And Replacement Parts List; Ic Date; Ic400 - Panasonic KX-NS500AG Service Manual

15 Exploded View and Replacement Parts List

15.1. IC Date

15.1.1. IC400

1
2
A20
3
A21
4
A22
5
VCC
6
GND1
7
A9
8
A8
9
A7
10
A6
11
VCC
12
A5
13
A4
14
A3
15
A2
16
A1
17
A0
18
D7
19
D6
20
D5
21
D4
22
GND2
23
VCC
24
D3
25
D2
Pin No Pin Name
1 NCS_I
2 LAB_I[0]
3 LAB_I[1]
4 LAB_I[2]
5 VCC
6 GND
7 LAC_I[1]
8 LAC_I[0]
9 LAD_I[7]
10 LAD_I[6]
11 VCC
12 LAD_I[5]
13 LAD_I[4]
14 LAD_I[3]
15 LAD_I[2]
16 LAD_I[1]
17 LAD_I[0]
18 LD_IO[7]
19 LD_IO[6]
20 LD_IO[5]
21 LD_IO[4]
22 GND
23 VCC
24 LD_IO[3]
25 LD_IO[2]
26 VCC
27 LD_IO[1]
28 LD_IO[0]
29 NRD_I
30 NWR_I
31 CK4M_I
32 HW8K_I
33 GND
34 HWDI_I
35 HWCK_O
36 HWFH_O
37 HWDO_O
38 NRST_DSP_O
39 RVRS_I[0]
40 BELL_I[0]
41 FAN_ALRM
42 RVRS_I[1]
43 BELL_I[1]
44 GND
45 SYSCK
nCS_BASE
DSPG_ACK2 DATA_DIR_EXT
DATA_DIR_CO
DSPG_ACK1
CARD_EID0
VCC
CARD_ID3
GND6
CARD_ID2
DSPG_ACK0
CARD_ID1
CO_PLD
CARD_ID0
nCS_EXT_OP1
IC400
nCS_EXT_OP0
NC2
BELL5
REVERSE5
REVERSE4
CARD_EID3
CARD_EID2
BELL4
BELL3
GND5
REVERSE3
VCC
I/O
I CPU bus chip select
I CPU bus address
I CPU bus address
I CPU bus address
- VCC
- GND
I CPU bus address
I CPU bus address
I CPU bus address
I CPU bus address
- VCC
I CPU bus address
I CPU bus address
I CPU bus address
I CPU bus address
I CPU bus address
I CPU bus address
I/O CPU bus data
I/O CPU bus data
I/O CPU bus data
I/O CPU bus data
- GND
- VCC
I/O CPU bus data
I/O CPU bus data
- VCC
I/O CPU bus data
I/O CPU bus data
I CPU bus read
I CPU bus write
I High Way clock(4M)
I frame sync input
- GND
I DOWN High Way
O High Way clock to DSP
O frmae sync to DSP
O DOWN High Way to DSP
O DSP reset
I CO#0 reverse(reserved)
I CO#0 bell(reserved)
- FAN alarm(reserved)
I CO#1 reverse(reserved)
I CO#1 bell(reserved)
- GND
O no connect
97
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
Function
KX-NS500AG