Panasonic KX-TGA550BXM Telephone Manuals

Manuals and User Guides for Panasonic KX-TGA550BXM Telephone. We have 1 Panasonic KX-TGA550BXM Telephone manual available for free PDF download: Service Manual

Panasonic KX-TGA550BXM Service Manual (128 pages)

Brand: Panasonic | Category: Telephone | Size: 3.22 MB

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
8
Displays
10
Settings
13
Troubleshooting
20
Disassembly Instructions
25
Base Unit
25
Handset
26
Charger Unit
27
Assembly Instructions
28
Fix the LCD and the Receiver Guide to the Main P.C. Board (Handset)
28
Troubleshooting Guide
29
Check Power
30
Error Message Table
30
Check Record
31
Check Playback
32
Check Sp-Phone Transmission
32
Check Sp-Phone Reception
33
Check Battery Charge
33
Check Link
34
Check the RF Part
35
Check Handset Transmission
42
Check Handset Reception
42
Check Caller ID
42
Adjustment and Test Mode
43
Test Mode Flow Chart for Base Unit
43
Test Mode Flow Chart for Handset
47
X501 (Base Unit), X201 (Handset) Check
51
Adjust Battery Low Detector Voltage (Handset)
51
Base Unit Reference Drawing
52
Handset Reference Drawing
53
Frequency Table
54
How to Clear User Setting
56
Description
57
Frequency
57
FHSS (Frequency Hopping Spread Spectrum)
57
Signal Flowchart in the Whole System
59
Explanation of Link Data Communication
60
Calling
60
To Terminate Communication
60
Ringing
60
Circuit Operation (Base Unit_Main)
62
DSP (Digital Speech/Signal Processing: IC501)
62
Flash Memory (IC601)
62
Power Supply Circuit
63
Reset Circuit
65
Intercom Mode
66
Telephone Line Interface
66
Auto Disconnect Circuit
67
Parallel Connection Detect Circuit
68
Calling Line Identification (Caller ID)
69
Circuit Operation (Rf Part)
72
Power Supply Circuit
73
Ghz Mod/Demod Circuit
74
Ghz Converter Circuit
75
Ghz LNA (Low Noise Amplifier) Circuit
76
Ghz Power Amplifier and Antenna Switch Circuit
77
Block Diagram (Handset)
78
Circuit Operation (Handset)
79
Construction
79
Power Supply Circuit
80
Charge Circuit
81
Ringer and Handset SP-Phone
81
Sending Signal
82
Reception Signal
82
Circuit Operation (Charger Unit)
83
Signal Route
84
Cpu Data (Base Unit)
86
Ic501
86
Cpu Data (Handset)
87
Ic201
87
Explanation of IC Terminals (Rf Part)
88
Ic701
88
Ic801
89
Ic851
90
How to Replace the Flat Package IC
91
Preparation
91
Flat Package IC Removal Procedure
91
Flat Package IC Installation Procedure
92
Bridge Modification Procedure
92
Cabinet and Electrical Parts (Base Unit)
93
Cabinet and Electrical Parts (Handset)
94
Cabinet and Electrical Parts (Charger Unit)
95
Accessories and Packing Materials
96
Kx-Tg5571Bxm
96
KX-TGA550BXM (Optional Set)
97
TERMINAL GUIDE of the Ics, TRANSISTORS and DIODES
98
Base Unit
98
Handset
98
Charger Unit
99
Replacement Parts List
100
Base Unit
100
Handset
102
Charger Unit
104
Accessories and Packing Materials
105
For Schematic Diagram
107
Base Unit (SCHEMATIC DIAGRAM (BASE UNIT_MAIN))
107
Handset (SCHEMATIC DIAGRAM (HANDSET_MAIN))
107
Charger Unit (SCHEMATIC DIAGRAM (CHARGER UNIT))
107
Schematic Diagram (Base Unit_Main)
109
Schematic Diagram (Handset_Main)
114
Schematic Diagram (Handset_Rf Part)
117
Circuit Board (Base Unit_Main)
128
Component View
128
Flow Solder Side View
128
Circuit Board (Base Unit_Operation)
128
Circuit Board (Charger Unit)
128

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Panasonic KX-TGA550BXM Service Manual (128 pages)

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