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KX-A144 Series
Panasonic KX-A144 Series User Manual
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©
2004
Panasonic
Communications
Co.,
Ltd.
All
rights
reserved.
Unauthorized
copying
and
distribution
is
a
violation
of
law.
KX-TCD44
0HGS
KX-TCD44
0HGT
KX-A144E
XS-
1
KX-A144E
XS
KX-A144E
XT-
1
KX-A144E
XT
Digital
Cordless
Phone
New
Silver
Versi
on
Titanium
Black
Versi
on
(for
Hungary
)
Telephone
Equipment
11ORDER
NO.
KM40406454C2
2
Table of Contents
Default Chapter
2
Table of Contents
2
1 ABOUT LEAD FREE SOLDER (Pbf: Pb Free)
4
Suggested Pbf Solder
4
How to Recognize that Pb Free Solder Is Used
5
2 For Service Technicians
7
3 Caution
7
4 Specifications
7
5 Battery
8
Battery Installation
8
Battery Charge
8
Battery Life
9
Battery Replacement
9
6 Location of Controls
10
Base Unit
10
Handset
10
7 Settings
11
Connections
11
Ringer Volume
12
PIN Code
13
Reset
14
Key Lock
15
R Button to Use the Recall Feature
15
Pause Button for PBX Line/Long Distance Service Users
15
Setting Call Restriction
16
Cancelling a Restricted Number
16
Setting Call BAR
16
Selecting the Display Language
17
Setting Dialling Mode (Tone/Pulse)
17
Setting Flash Time
17
8 Display
18
Handset Display
18
Caller ID Display
18
Before Requesting Help (Troubleshooting)
19
9 Operations
21
Turning the Power On/Off
21
Setting the Time and Date
21
Redialling
21
Phonebook
22
Registering a Handset to a Base Unit
24
Selecting a Base Unit
25
10 Disassembly Instructions
26
Base Unit
26
Handset
27
Charger Unit
28
11 Assembly Instructions
29
Warning When Constructing the Base Unit
29
Processing of Ringer/Charge Terminal Lead
30
12 Troubleshooting Guide
31
Check Power
32
Check Battery Charge
33
Check Link
34
Check Handset Transmission
36
Check Handset Reception
36
Check Caller ID
36
Bell Reception
37
13 Check Procedure (Base Unit)
38
Preparation
38
PC Setting
38
14 Check Procedure (Handset)
39
Preparation
39
PC Setting
39
15 Adjustments (Base Unit and Charger Unit)
40
Adjustment (Base Unit)
40
Adjustment Standard (Base Unit)
44
Adjustment (Charger Unit)
46
Adjustment Standard (Charger Unit)
46
16 Adjustments (Handset)
47
Adjustment (Handset)
47
Adjustment Standard (Handset)
50
17 Rf Specification
51
Base Unit
51
Handset
51
18 How to Check the Handset Speaker or Receiver
51
19 FREQUENCY TABLE (Mhz)
52
20 Block Diagram (Base Unit)
53
21 Circuit Operation (Base Unit)
54
Outline
54
Power Supply Circuit
55
Telephone Line Interface
56
Transmitter/Receiver
56
Pulse Dialing
56
22 Block Diagram (Handset)
57
23 Circuit Operation (Handset)
58
Outline
58
Power Supply Circuit/Reset Circuit
58
Charge Circuit
58
Battery Low/Power down Detector
58
Speakerphone
58
24 Circuit Operation (Charger Unit)
59
Power Supply Circuit
59
25 Signal Route
60
26 Cpu Data (Base Unit)
61
Ic2 (Bbic)
61
27 Cpu Data (Handset)
63
Ic1 (Bbic)
63
28 Eeprom Layout (Base Unit)
65
Scope
65
Introduction
65
EEPROM Layout
65
29 Eeprom Layout (Handset)
68
Scope
68
Introduction
68
EEPROM Contents
68
30 How to Replace Flat Package IC
71
Preparation
71
Procedure
71
Modification Procedure of Bridge
71
31 Cabinet and Electrical Parts Location (Base Unit)
72
32 Cabinet and Electrical Parts Location (Handset)
73
33 Cabinet and Electrical Parts Location
73
34 Accessories and Packing Materials
75
Kx-Tcd440Hgs/Hgt
75
Kx-A144Exs/Ext
76
35 TERMINAL GUIDE of the Ics, TRANSISTORS and DIODES
77
Base Unit
77
Handset
77
Charger Unit
77
36 Replacement Parts List
78
Base Unit
78
Handset
79
Charger Unit
80
Accessories and Packing Materials
81
Fixtures and Tools
81
Memo
82
37 For Schematic Diagram
83
Base Unit (SCHEMATIC DIAGRAM (BASE UNIT))
83
Handset (SCHEMATIC DIAGRAM (HANDSET))
83
Charger Unit (SCHEMATIC DIAGRAM (CHARGER UNIT))
83
38 Schematic Diagram (Base Unit)
84
39 Schematic Diagram (Handset)
86
40 Schematic Diagram (Charger Unit)
88
41 Circuit Board (Base Unit)
89
Component View
89
Flow Solder Side View
90
42 Circuit Board (Handset)
91
4
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Panasonic KX-A144 Series Specifications
General
Brand
Panasonic
Model
KX-A144 Series
Category
Cordless Telephone
Language
English
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