Panasonic KX-TCA121EXT Cordless Telephone Manuals

Manuals and User Guides for Panasonic KX-TCA121EXT Cordless Telephone. We have 1 Panasonic KX-TCA121EXT Cordless Telephone manual available for free PDF download: Service Manual

Panasonic KX-TCA121EXT Service Manual (111 pages)

Digital Cordless Answering System

Brand: Panasonic | Category: Cordless Telephone | Size: 2.29 MB

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

5
3 Caution

5
4 Battery

6
- Battery Installation
  6
- Battery Charge
  6
- Battery Life
  7
- Battery Replacement
  7
5 Location of Controls

8
- Base Unit
  8
- Handset
  8
6 Settings

9
- Connections
  10
- Guide to Settings
  11
- Ringer Volume
  13
- Night Mode
  14
- PIN Code
  15
- Reset
  16
- Key Lock
  17
- R Button to Use the Recall Feature
  17
- Pause Button for Pbx/Long Distance Service Users
  17
- Setting Call Restriction
  17
- Turning Call BAR On/Off (Call Prohibition)
  18
- Changing the Display Language
  18
- Changing the Recall Time
  18
- ARS (Automatic Route Selection)
  19
7 Display

20
- Display Icons
  20
- Caller ID Display
  20
8 Operations

21
- Turning the Power On/Off
  21
- Setting the Date and Time
  21
- Redialling
  21
- Phonebook
  22
  - Available Character Entries
    22
  - Copying Phonebook Entries to Other Handsets
    25
- Registering a Handset to a Base Unit
  26
  - Cancelling a Handset
    26
  - Cancelling a Base Unit
    27
- Selecting a Base Unit
  27
9 SMS (Short Message Service)

28
- Writing and Sending a New Message
  28
- Available Character Entries for SMS
  29
- Sending a Saved Message
  30
- Editing and Sending a Saved Message
  30
- Erasing Saved Messages
  30
- Receiving a Message
  31
- Reading a Received Message
  31
- Replying to a Message
  31
- Erasing Received Messages
  31
- Changing SMS Message Centre Numbers
  32
- Turning SMS On/Off
  32
10 Answering System

33
- Turning the Answering System On/Off
  33
- Greeting Message
  33
- Listening to Message
  34
- Using Direct Commands
  35
- Remote Operation
  36
11 Troubleshooting

37
12 Disassembly Instructions

40
- Base Unit
  40
- Handset
  41
- Charger Unit
  42
13 How to Replace the Handset Lcd

43
14 Troubleshooting Flowchart

44
- Check Power
  45
- Check Battery Charge
  46
- Check Link
  47
- Check Handset Transmission
  51
- Check Handset Reception
  51
- Check Caller ID
  51
- Bell Reception
  52
- Check TAM Operation
  52
15 Troubleshooting by Symptom (Base Unit and Charger Unit)

53
16 Troubleshooting by Symptom (Handset)

60
17 Things to Do after Replacing IC

67
- Base Unit
  67
- Handset
  67
18 Rf Specification

68
- Base Unit
  68
- Handset
  68
19 How to Check the Handset Speaker or Receiver

69
20 FREQUENCY TABLE (Mhz)

69
21 Block Diagram (Base Unit)

71
22 Circuit Operation (Base Unit)

71
- Outline
  71
- Power Supply Circuit
  72
- Telephone Line Interface
  73
- Transmitter/Receiver
  73
23 Block Diagram (Handset)

74
24 Circuit Operation (Handset)

75
- Outline
  75
- Power Supply Circuit/Reset Circuit
  75
- Charge Circuit
  75
- Battery Low/Power down Detector
  75
- Speakerphone
  75
25 Circuit Operation (Charger Unit)

76
- Power Supply Circuit
  76
26 Signal Route

77
27 Cpu Data (Base Unit)

79
- Ic8 (Bbic)
  79
28 Cpu Data (Handset)

81
- Ic1 (Bbic)
  81
29 Engineering Mode

83
- Base Unit
  83
- Handset
  86
30 How to Replace the Flat Package IC

88
31 Cabinet and Electrical Parts Location (Base Unit)

90
32 Cabinet and Electrical Parts Location (Handset)

91
33 Cabinet and Electrical Parts Location

91
- Cabinet and Electrical Parts Location (Charger Unit)
  92
34 Accessories and Packing Materials

93
- Kx-Tca121Ext
  94
35 TERMINAL GUIDE of the Ics, TRANSISTORS and DIODES

95
- Base Unit
  95
- Handset
  95
- Charger Unit
  95
36 Replacement Parts List

96
- Base Unit
  96
- Handset
  98
- Charger Unit
  99
- Accessories and Packing Materials
  99
- Fixtures and Tools
  100
37 For Schematic Diagram

101
38 Schematic Diagram (Base Unit)

102
39 Schematic Diagram (Handset)

104
40 Schematic Diagram (Charger Unit)

106
- Component View
  111
43 Circuit Board (Charger Unit)

111

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Panasonic KX-TCA121EXT Cordless Telephone Manuals

Panasonic KX-TCA121EXT Service Manual (111 pages)

Table of Contents

1 ABOUT LEAD FREE SOLDER (Pbf: Pb Free)

2 For Service Technicians

3 Caution

4 Battery

5 Location of Controls

6 Settings

7 Display

8 Operations

9 SMS (Short Message Service)

10 Answering System

11 Troubleshooting

12 Disassembly Instructions

13 How to Replace the Handset Lcd

14 Troubleshooting Flowchart

15 Troubleshooting by Symptom (Base Unit and Charger Unit)

16 Troubleshooting by Symptom (Handset)

17 Things to Do after Replacing IC

18 Rf Specification

19 How to Check the Handset Speaker or Receiver

20 FREQUENCY TABLE (Mhz)

21 Block Diagram (Base Unit)

22 Circuit Operation (Base Unit)

23 Block Diagram (Handset)

24 Circuit Operation (Handset)

25 Circuit Operation (Charger Unit)

26 Signal Route

27 Cpu Data (Base Unit)

28 Cpu Data (Handset)

29 Engineering Mode

30 How to Replace the Flat Package IC

31 Cabinet and Electrical Parts Location (Base Unit)

32 Cabinet and Electrical Parts Location (Handset)

33 Cabinet and Electrical Parts Location

34 Accessories and Packing Materials

35 TERMINAL GUIDE of the Ics, TRANSISTORS and DIODES

36 Replacement Parts List

37 For Schematic Diagram

38 Schematic Diagram (Base Unit)

39 Schematic Diagram (Handset)

40 Schematic Diagram (Charger Unit)

43 Circuit Board (Charger Unit)

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