Panasonic KX-TCD725RUM Service Manual

725rum.html

Table Of Contents

COVER
1 LOCATION OF CONTROLS
1.1 Base Unit
1.2 Handset
2 Displays
2.1 Handset Display
2.2 Icons
2.3 Characters/Symbols
3 DISASSEMBLY INSTRUCUTIONS
3.1 Assembly the LCD to P.C. Board (Handset)
4 SETTINGS
4.1 Connections
4.2 Using the Belt Clip
4.3 Batteries
4.3.1 Installing the Batteries in the Handset
4.3.2 Battery Charge
4.3.3 Recharge
4.3.4 Battery Information
5 OPERATIONS
5.1 Turning the Power ON/OFF
5.2 Making a Call
5.3 Answering Call
5.4 Terminating a Call
5.5 Summary of Programmable Function
5.5.1 Handset
5.5.2 Base Unit
6 CIRCUIT OPERATION (BASE UNIT)
6.1 THE BASE-BAND SECTION
6.1.1 INTRODUCTION (SEE Fig. 17)
6.1.2 THE BASE-BAND INTEGRATED CIRCUIT (BBIC)
6.1.3 FLASH PROM (SEE Fig. 18)
6.1.4 EEPROM (SEE Fig. 18)
6.1.5 SERIAL FLASH ROM
6.1.6 CLOCK GENERATION (SEE Fig. 18)
6.1.7 LOCATOR KEY (SEE Fig. 18)
6.1.8 FACTORY SERIAL PORT (SEE Fig. 18)
6.1.9 BUZZER CIRCUIT (SEE Fig. 18)
6.1.10 AUDIO PATH-RX AUDIO-LINE INPUT (SEE Fig. 18)
6.1.11 AUDIO PATH - TX AUDIO - LINE OUTPUT (SEE Fig. 18)
6.2 THE LINE INTERFACE SECTION (SEE BLOCK DIAGRAM Fig. 17)
6.2.1 INTRODUCTION
6.2.2 TELEPHONE LINE INTERFACE (SEE Fig. 19)
6.2.3 BELL DETECTOR (SEE Fig. 19)
6.2.4 CLIP CIRCUITS (SEE Fig. 19)
6.2.5 HOOKSWITCH (SEE Fig. 20)
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ORDER NO. KM40201784C2
Telephone Equipment
KX-TCD725RUM
Digital Cordless Phone
Metallic Grey Version
(for Russia)