DOWNLOAD Panasonic KX-NT505X / KX-NT505X-B Service Manual ↓ Size: 1.47 MB | Pages: 28 in PDF or view online for FREE

Model
KX-NT505X KX-NT505X-B
Pages
28
Size
1.47 MB
Type
PDF
Document
Service Manual
Brand
Device
PBX / ADD-ON 48 KEY MODULE
File
kx-nt505x-kx-nt505x-b.pdf
Date

Panasonic KX-NT505X / KX-NT505X-B Service Manual ▷ View online

21
KX-NT505X/KX-NT505X-B
10 Appendix Information of Schematic Diagram
Note:
1. DC voltage measurements are taken with an oscilloscope or a tester with a ground.
2. The schematic diagrams and circuit board may be modified at any time with the development of new technology.
22
KX-NT505X/KX-NT505X-B
11 Exploded View and Replacement Parts List
11.1. IC Data
11.1.1.
IC101
Pin No.
Terminal Name
I/O Setting
Function
Remark
1
PA0
O_
SWIM
2
NRST/PA1
I_
RESET
3
PA2
I_
OSC_IN
4
PA3
O_
OSC_OUT
5
PA4
O_  _low
NC
6
PA5
O_  _low
NC
7
PA6
O_  _low
NC
8
PA7
O_  _low
NC
9
VSSA/VREF-
S
DGND
10
VSS1
S
DGND
11
VDD1
S
3.3V
12
VDDA
S
3.3V
13
VREF+
S
3.3V
14
PG0
O_ _low
NC
15
PG1
I_
SCLK_CTRL
16
PG2
O_
KEY_COM[0]
17
PG3
O_
KEY_COM[1]
18
Res
I_
Reserve
19
PE0
O_
KEY_COM[2]
20
PE1
O_
KEY_COM[3]
21
PE2
O_
KEY_COM[4]
22
PE3
O_ _low
NC
23
PE4
O_ _low
NC
24
PE5
O_
KEY_COM[5]
25
PD0
O_
KEY_COM[6]
26
PD1
O_
KEY_COM[7]
27
PD2
O_
KEY_COM[8]
28
PD3
O_
KEY_COM[9]
29
VDD3
S
3.3V
30
VSS3
S
DGND
31
PB0
O_
KEY_COM[10]
32
PB1
O_
KEY_COM[11]
33
PB2
O_ _low
NC
34
PB3
O_ _low
NC
35
PB4
I_
SPI_CS
36
PB5
I_
SPI_SCLK
37
PB6
I_
SPI_SDO
38
PB7
O_
SPI_SDI
39
PF0
O_ _low
NC
40
PF1
O_ _low
NC
41
PF4
I_
KEY_IN[7]
42
PF5
I_
KEY_IN[6]
43
PF6
I_
KEY_IN[5]
44
PF7
I_
KEY_IN[4]
45
PD4
I_
KEY_IN[3]
46
PD5
I_
KEY_IN[2]
23
KX-NT505X/KX-NT505X-B
47
PD6
I_
KEY_IN[1]
48
PD7
I_
KEY_IN[0]
49
PG4
O_
Buffer enable signal
50
PG5
O_
LED_STB[0]
51
PG6
O_
LED_STB[1]
52
PG7
O_ _low
NC
53
PC0
O_ _low
NC
54
PC1
O_ _low
NC
55
VDD2
S
3.3V
56
VSS2
S
DGND
57
PC2
O_
LED_STB[2]
58
PC3
O_
LED_STB[3]
59
PC4
O_
LED_STB[4]
60
PC5
O_
LED_STB[5]
61
PC6
O_
LED_STB[6]
62
PC7
O_
LED_STB[7]
63
PE6
O_ _low
NC
64
PE7
O_ _low
NC
Pin No.
Terminal Name
I/O Setting
Function
Remark
24
KX-NT505X/KX-NT505X-B
11.2. Accessories and Packing Material
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