Panasonic KX-TCD725RUM User 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)
Service Manual
TOP NEXT
ORDER NO. KM40201784C2
Telephone Equipment
●KX-TCD725RUM
Digital Cordless Phone
Metallic Grey Version
(for Russia)
file:///C|/Documents and Settings/eDOK/Рабочий стол/KX-TCD725RUM.htm (1 of 4)13.10.2007 10:08:15

725rum.html
6.2.6 PULSE DIALING (SEE Fig. 20)
6.2.7 AUDIO CIRCUITS (SEE Fig. 20)
6.2.8 DISCONNECT (SEE Fig. 20)
6.2.9 POWER SUPPLIES (SEE Fig. 21)
6.3 RF MODULE
6.3.1 RF MODULE (SEE BLOCK DIAGRAM Fig.22)
7 CIRCUIT OPERATION (HANDSET)
7.1 THE BASE BAND SECTION
7.1.1 INTRODUCTION
7.1.2 THE BASE-BAND INTEGRATED CIRCUIT (BBIC)
7.1.3 FLASH ROM (SEE Fig. 24)
7.1.4 EEPROM (SEE Fig. 24)
7.1.5 FACTORY SERIAL PORT (SEE Fig. 24)
7.1.6 AUDIO PATH - TX AUDIO (SEE Fig. 25)
7.1.7 AUDIO PATH - RX AUDIO (SEE Fig. 25)
7.1.8 CLOCK GENERATION (SEE Fig. 25)
7.1.9 KEYBOARD (SEE Fig. 26)
7.1.10 LCD DISPLAY, AND DISPLAY DRIVER (SEE Fig. 26)
7.1.11 BATTERY SUPPLY (SEE Fig. 27)
7.1.12 2.65V REGULATOR (SEE Fig. 27)
7.1.13 BATTERY CHARGING CIRCUIT (SEE Fig. 27)
7.2 RF SECTION
7.2.1 BLOCK DIAGRAM RF SECTION (HANDSET)
8 CHECK PROCEDURE (BASE UNIT)
8.1 EQUIPMENT REQUIRED
8.2 INITIAL POWER TESTS
8.3 SET THE CLOCK FREQUENCY
8.4 LOOPBACK TESTS
8.5 TELEPHONE LINE TESTS
8.6 CHARGE CURRENT TESTS
8.7 TAM VOICE PROMPT DOWN LOAD
9 CHECK PROCEDURE (HANDSET)
9.1 EQUIPMENT REQUIRED
9.2 INITIAL POWER TESTS
9.3 SET CLOCK FREQUENCY
9.4 LOOPBACK TESTS
10 TROUBLESHOOTING GUIDE
10.1 HANDSET: DOES NOT OPERATE
10.2 HANDSET: LINK
10.3 HANDSET: DOES NOT LINK
10.4 BATTERY DOES NOT CHARGE
10.5 NO VOICE RECEPTION
10.6 NO VOICE TRANSMISSION
10.7 BASE UNIT: DOES NOT LINK
10.8 BASE UNIT : CALLER ID PROBLEMS
10.9 BASE UNIT: TAM VOICE PROMPT PROBLEMS
11 CABINET AND ELECTRICAL PARTS LOCATION (BASE UNIT)
© 2002 Kyushu Matsushita Electric Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law.
TOP NEXT
file:///C|/Documents and Settings/eDOK/Рабочий стол/KX-TCD725RUM.htm (2 of 4)13.10.2007 10:08:16

725rum.html
12 CABINET AND ELECTRICAL PARTS LOCATION (HANDSET)
13 ACCESSORIES AND PACKING MATERIALS
14 REPLACEMENT PARTS LIST
14.1 Base Unit
14.1.1 CABINET AND ELECTRICAL PARTS
14.1.2 MAIN P.C.BOARD PARTS
14.1.3 RF MODULE
14.2 Handset
14.2.1 CABINET AND ELECTRICAL PARTS
14.2.2 MAIN P.C.BOARD PARTS
14.2.3 ACCESSORIES AND PACKING MATERIALS
15 EEPROM LAYOUT (BASE UNIT)
15.1 Scope
15.2 Introduction
15.3 EEPROM Layout
15.3.1 General Setup
15.3.2 MeterPulse Billing
15.3.3 Free Block 1
15.3.4 Audio Setup
15.3.5 BsNalTask
15.3.6 PSTN Line
15.3.7 Clip configuration
15.3.8 TADTASK
15.3.9 BsUiTask
15.3.10 Bs Model Settings
15.4 Appendix
15.4.1 Gain for transmit and receive
15.4.2 Gain for tonegenerator
15.4.3 Amplification by Shift& Add coeffecients
15.4.4 Gain index values
15.4.5 Speakerphone gain
16 EEPROM LAYOUT (HANDSET)
16.1 Scope
16.2 Introduction
16.3 EEPROM contents
16.3.1 General Setup
16.3.2 MMI parameters
16.3.3 Audiosettings
16.3.4 MMI
16.3.5 MMI Bits
17 SCHEMATIC DIAGRAM (BASE UNIT)
17.1 Main
17.2 RF Module
18 SCHEMATIC DIAGRAM (HANDSET)
18.1 Main
18.2 RF Section
18.3 Memo
file:///C|/Documents and Settings/eDOK/Рабочий стол/KX-TCD725RUM.htm (3 of 4)13.10.2007 10:08:16
PV

725rum.html
19 CIRCUIT BOARD (BASE UNIT)
19.1 Component View
19.2 Flow Solder Side View
20 CIRCUIT BOARD (HANDSET)
20.1 Component View
20.2 Flow Solder Side View
file:///C|/Documents and Settings/eDOK/Рабочий стол/KX-TCD725RUM.htm (4 of 4)13.10.2007 10:08:16

http://202.224.189.179/view_new/OT/KX-TCD725RUM/SVC/s0000000000.html
Service Manual
TOP NEXT
ORDER NO. KM40201784C2
Telephone Equipment
●KX-TCD725RUM
Digital Cordless Phone
Metallic Grey Version
(for Russia)
http://202.224.189.179/view_new/OT/KX-TCD725RUM/SVC/s0000000000.html (1 of 2)13.10.2007 10:10:15

http://202.224.189.179/view_new/OT/KX-TCD725RUM/SVC/s0000000000.html
© 2002 Kyushu Matsushita Electric Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law.
TOP NEXT
http://202.224.189.179/view_new/OT/KX-TCD725RUM/SVC/s0000000000.html (2 of 2)13.10.2007 10:10:15

http://202.224.189.179/view_new/OT/KX-TCD725RUM/SVC/s0100000000x.html
1 LOCATION OF CONTROLS
TOP PREVIOUS NEXT
1.1 Base Unit
1.2 Handset
TOP PREVIOUS NEXT
http://202.224.189.179/view_new/OT/KX-TCD725RUM/SVC/s0100000000x.html13.10.2007 10:11:09

http://202.224.189.179/view_new/OT/KX-TCD725RUM/SVC/s0101000000.html
1.1 Base Unit
TOP PREVIOUS NEXT
TOP PREVIOUS NEXT
http://202.224.189.179/view_new/OT/KX-TCD725RUM/SVC/s0101000000.html13.10.2007 10:11:12

http://202.224.189.179/view_new/OT/KX-TCD725RUM/SVC/s0102000000.html
1.2 Handset
TOP PREVIOUS NEXT
TOP PREVIOUS NEXT
http://202.224.189.179/view_new/OT/KX-TCD725RUM/SVC/s0102000000.html13.10.2007 10:11:17

http://202.224.189.179/view_new/OT/KX-TCD725RUM/SVC/s0200000000x.html
2 Displays
TOP PREVIOUS NEXT
2.1 Handset Display
2.2 Icons
2.3 Characters/Symbols
TOP PREVIOUS NEXT
http://202.224.189.179/view_new/OT/KX-TCD725RUM/SVC/s0200000000x.html13.10.2007 10:11:23