User Manuals: Panasonic KX-TC2105LBB Cordless Telephone

Manuals and User Guides for Panasonic KX-TC2105LBB Cordless Telephone. We have 1 Panasonic KX-TC2105LBB Cordless Telephone manual available for free PDF download: Service Manual

Panasonic KX-TC2105LBB Service Manual

Panasonic KX-TC2105LBB Service Manual (63 pages)

Telephone Equipment

Brand: Panasonic | Category: Cordless Telephone | Size: 2 MB

Table of Contents

Table of Contents
2
ABOUT LEAD FREE SOLDER (Pbf: Pb Free)
4
Suggested Pbf Solder
4
How to Recognize that Pb Free Solder Is Used
5
For Service Technicians
5
Caution
5
Operating Instructions
6
Battery
6
Location of Controls
7
Connection
8
Troubleshooting
9
Disassembly Instructions
10
Troubleshooting Guide
12
Check Power
13
Bell Reception
14
Check Battery Charge
15
Check Link
16
Check Handset Transmission
17
Check Handset Reception
18
Adjustments (Base Unit)
19
Test Mode Flow Chart (Base Unit)
19
How to Change the Channel
20
Adjustment
20
Adjustment Standard (Base Unit)
20
Adjustments (Handset)
22
Test Mode Flow Chart (Handset)
22
How to Change the Channel
23
Adjustment
23
Adjustment Standard (Handset)
23
Rf Specification
25
Base Unit
25
Handset
25
How to Check the Handset Speaker
25
FREQUENCY TABLE (Mhz)
26
Explanation of Cpu Data Communication
27
Stand-By -> Talk, Talk -> Stand-By
27
Ringing
28
Changing the Channel
29
Ports for Transmitting and Receiving of Data
30
Waveform of DATA Used for Cordless Transmission and Reception
30
Block Diagram (Base Unit)
32
Circuit Operation (Base Unit)
32
Outline
32
Power Supply Circuit
33
Reset Circuit
34
Charge Circuit
35
Telephone Line Interface
35
Transmitter/Receiver
36
Block Diagram (Handset)
39
Circuit Operation (Handset)
39
Outline
39
Reset Circuit
39
Battery Low / Power down Detector
40
Signal Route
41
CPU DATA (Base Unit)
42
Ic201
42
CPU DATA (Handset)
43
Ic701
43
RF IC (Base Unit and Handset) 20.1. Base Unit: IC401, Handset: IC801
44
How to Replace the Flat Package IC
45
Preparation
45
Flat Package IC Removal Procedure
45
Flat Package IC Installation Procedure
46
Bridge Modification Procedure
46
Cabinet and Electrical Parts (Base Unit)
47
Cabinet and Electrical Parts (Handset)
48
Accessories and Packing Materials
49
TERMINAL GUIDE of the Ics, TRANSISTORS and DIODES
50
Base Unit
50
Handset
50
Replacement Parts List
51
Base Unit
51
Handset
53
Accessories and Packing Materials
54
For Schematic Diagram
55
Base Unit (SCHEMATIC DIAGRAM (BASE UNIT))
55
Handset (SCHEMATIC DIAGRAM (HANDSET))
55
Schematic Diagram (Base Unit)
56

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