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Troubleshooting
Related Manuals for Panasonic KX-TG2323AGB
Summary of Contents for Panasonic KX-TG2323AGB
- Page 1 ORDER NO. KM40501578CE Telephone Equipment KX-TG2323AGB KX-TGA231AGB 2.4GHz Digital Cordless Answering System Black Version (for Argentina) © 2005 Panasonic Communications Co., Ltd. All rights reserved. Unauthorized copying distribution is a violation of law.
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Page 2: Table Of Contents
KX-TG2323AGB / KX-TGA231AGB Note: Because CONTENTS 4 to 9 are the extracts from the Operating Instructions of this model, they are subject to change without notice. Please refer to the original Operating Instructions for further information. CONTENTS Page Page 1 ABOUT LEAD FREE SOLDER (PbF: Pb free) 11.6. - Page 3 KX-TG2323AGB / KX-TGA231AGB 18.5. Sending Signal 27.2. Handset 18.6. Reception Signal 28 REPLACEMENT PARTS LIST 19 SIGNAL ROUTE 28.1. Base Unit 20 CPU DATA (Base Unit) 28.2. Handset 20.1. IC501 28.3. Accessories and Packing Materials 21 CPU DATA (Handset) 29 FOR SCHEMATIC DIAGRAM 21.1.
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Page 4: About Lead Free Solder (Pbf: Pb Free)
KX-TG2323AGB / KX-TGA231AGB 1 ABOUT LEAD FREE SOLDER (PbF: Pb free) Note: In the information below, Pb, the symbol for lead in the periodic table of elements, will refer to standard solder or solder that contains lead. We will use PbF solder when discussing the lead free solder used in our manufacturing process which is made from Tin (Sn), Silver (Ag), and Copper (Cu). -
Page 5: How To Recognize That Pb Free Solder Is Used
KX-TG2323AGB / KX-TGA231AGB 1.2. How to Recognize that Pb Free Solder is Used (Example: Handset P.C.B.) IC201 IC901 IC202 Marked (Component View) Note: The location of the “PbF” mark is subject to change without notice. -
Page 6: For Service Technicians
KX-TG2323AGB / KX-TGA231AGB 2 FOR SERVICE TECHNICIANS ICs and LSIs are vulnerable to static electricity. When repairing, the following precautions will help prevent recurring malfunctions. 1. Cover plastic parts boxes with aluminum foil. 2. Ground the soldering irons. 3. Use a conductive mat on worktable. -
Page 7: Battery
KX-TG2323AGB / KX-TGA231AGB 4 BATTERY 4.1. Battery Charge 4.2. Battery Recharge 4.3. Battery Information... -
Page 8: Battery Replacement
KX-TG2323AGB / KX-TGA231AGB 4.4. Battery Replacement... -
Page 9: Location Of Controls
KX-TG2323AGB / KX-TGA231AGB 5 LOCATION OF CONTROLS 5.1. Base Unit... -
Page 10: Handset
KX-TG2323AGB / KX-TGA231AGB 5.2. Handset... -
Page 11: Display
KX-TG2323AGB / KX-TGA231AGB 6 DISPLAY 6.1. Base Unit Display... -
Page 12: Settings
KX-TG2323AGB / KX-TGA231AGB 7 SETTINGS 7.1. Connections... -
Page 13: Connecting An Optional Headset
KX-TG2323AGB / KX-TGA231AGB 7.2. Connecting an Optional Headset 7.3. Time and Day... -
Page 14: Dialing Mode
KX-TG2323AGB / KX-TGA231AGB 7.4. Dialing Mode 7.5. Voice Enhancer Technology 7.6. Ringer Tone... -
Page 15: Operation
KX-TG2323AGB / KX-TGA231AGB 8 OPERATION 8.1. Answering System 8.1.1. Greeting Message... - Page 16 KX-TG2323AGB / KX-TGA231AGB...
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Page 17: For Call Waiting Service Users
KX-TG2323AGB / KX-TGA231AGB 8.1.2. Erasing Messages 8.2. For Call Waiting Service Users... -
Page 18: Flash Button
KX-TG2323AGB / KX-TGA231AGB 8.3. FLASH Button 8.4. Remote Operation from a Touch Tone Phone... - Page 19 KX-TG2323AGB / KX-TGA231AGB 8.4.1. Summary of Remote Operation 8.4.2. Remote Code...
- Page 20 KX-TG2323AGB / KX-TGA231AGB 8.4.3. Help Menu Function 8.4.4. Direct Commands 8.4.5. To Turn on the Answering System 8.4.6. Skipping the Greeting...
- Page 21 KX-TG2323AGB / KX-TGA231AGB 8.4.7. Recording Your Own Message (Marker Message)
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Page 22: Troubleshooting
KX-TG2323AGB / KX-TGA231AGB 9 TROUBLESHOOTING Cross Reference: (*1) Re-registering the Handset (P.32) (*2) Connecting an Optional Headset (P.13) - Page 23 KX-TG2323AGB / KX-TGA231AGB Cross Reference: (*3) Erasing Messages (P.17) (*4) Remote Code (P.19) (*5) Time and Day (P.13)
- Page 24 KX-TG2323AGB / KX-TGA231AGB Cross Reference: (*6) BATTERY (P.7) (*7) Connections (P.12) (*8) Dialing Mode (P.14) (*9) Battery Charge (P.7) (*10) Battery Recharge (P.7) (*11) Battery Replacement (P.8)
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Page 25: Disassembly Instructions
KX-TG2323AGB / KX-TGA231AGB 10 DISASSEMBLY INSTRUCTIONS 10.1. Base Unit Shown in Fig.- To Remove Remove Cabinet Cover Screws (2.6 × 12)..(A) × 4 Main P.C. Board Tape and Solder Screws (2.6 × 8)...(B) × 3 Main P.C. Board Operational P.C. Board Screws (2.6 ×... -
Page 26: Handset
KX-TG2323AGB / KX-TGA231AGB 10.2. Handset Shown in Fig.- To Remove Remove Cabinet Cover Screws (2.6 × 12)..(D) × 2 Follow the procedure. Main P.C. Board Tape and Solder Screw (2.6 × 12)..(E) × 1 Screws (2.6 × 9)..(F) × 2 Charge Terminals Main P.C. -
Page 27: Troubleshooting Guide
KX-TG2323AGB / KX-TGA231AGB 11 TROUBLESHOOTING GUIDE Cross Reference: Note: Check Power (P.28) (*1) When a user claims that the unit disconnects a call right after the greeting message and no incoming messages can Error Message Table (P.28) be recorded, this symptom can not be reappeared with TEL Check Playback (P.30) -
Page 28: Check Power
KX-TG2323AGB / KX-TGA231AGB 11.1. Check Power BASE UNIT Cross Reference: Note: Power Supply Circuit (P.56) DSP is IC501. Reset Circuit (P.58) 11.2. Error Message Table Display Symptom Remedy The initialization was tried, but it could not be done. 1. Check the peripheral circuit of Flash Memory visually. -
Page 29: Check Record
KX-TG2323AGB / KX-TGA231AGB 11.3. Check Record BASE UNIT a) Not record Greeting Message b) Not record Incoming Message c) How to change the Auto Disconnect activation (time) Some Telephone Company lines (fiber or cable) ON Hook and OFF Hook voltages are lower than conventional lines, which may cause a malfunction of Auto Disconnect detection.To solve this problem, try changing the Auto Disconnect activation (time) -
Page 30: Check Playback
KX-TG2323AGB / KX-TGA231AGB 11.4. Check Playback Cross Reference: Note: Power Supply Circuit (P.56) Flash Memory is IC701. DSP is IC501. 11.5. Check Battery Charge Note: DSP is IC501. -
Page 31: Check Link
KX-TG2323AGB / KX-TGA231AGB 11.6. Check Link Note: (*1) Refer to Finding Out the Defective Part (P.32). Cross Reference: RF Check Flowchart (P.33) -
Page 32: Check The Rf Part
KX-TG2323AGB / KX-TGA231AGB 11.7. Check the RF Part 11.7.1. Finding Out the Defective Part After All the Checkings or Repairing Re-register Handset (to be checked) to Base Unit (to be checked) and HS to BU Regular unit (working). 11.7.1.1. Re-registering the Handset... - Page 33 KX-TG2323AGB / KX-TGA231AGB 11.7.2. RF Check Flowchart Each item (1a ~5) of RF Check Flowchart corresponds to Check Table for RF part (P.34). Please refer to the each item.
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Page 34: Base Unit
KX-TG2323AGB / KX-TGA231AGB 11.7.3. Check Table for RF part Item BU checking HS checking 1a Link confirmation Normal 1. Re-resister HS Regular Unit (working) to BU. 1. Re-resister HS to BU of Regular Unit (working). 2. Press [Talk] key of the HS Regular Unit to 2. - Page 35 KX-TG2323AGB / KX-TGA231AGB 11.7.4. RF-DSP interface signal wave form...
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Page 36: Check Handset Transmission
KX-TG2323AGB / KX-TGA231AGB 11.8. Check Handset Transmission Cross Reference: SIGNAL ROUTE (P.67). 11.9. Check Handset Reception Cross Reference: SIGNAL ROUTE (P.67). Note: When checking the RF UNIT, Refer to Check the RF Part (P.32) -
Page 37: Test Mode
KX-TG2323AGB / KX-TGA231AGB 12 TEST MODE 12.1. Test Mode Flow Chart for Base Unit 12.1.1. TX Burst Mode and Adjust X’tal Mode... - Page 38 KX-TG2323AGB / KX-TGA231AGB 12.1.2. RX-CW TEST Mode...
- Page 39 KX-TG2323AGB / KX-TGA231AGB 12.1.3. Test Link Mode Note: (*1) for factory use only...
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Page 40: Test Mode Flow Chart For Handset
KX-TG2323AGB / KX-TGA231AGB 12.2. Test Mode Flow Chart for Handset 12.2.1. TX Burst Mode... - Page 41 KX-TG2323AGB / KX-TGA231AGB 12.2.2. RX-CW TEST Mode...
- Page 42 KX-TG2323AGB / KX-TGA231AGB 12.2.3. Test Link Mode Note: (*1) for factory use only...
- Page 43 KX-TG2323AGB / KX-TGA231AGB 12.2.4. Adjustment flow (X’tal mode and Batt Low Mode) Cross Reference (*1) Adjust Battery Low Detector Voltage (Handset) (P.44)
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Page 44: X801 (Base Unit), X201 (Handset) Check
KX-TG2323AGB / KX-TGA231AGB 12.3. X801 (Base Unit), X201 (Handset) Check Equipment: Frequency counter Check Point for measurement: BCK Checking tolerance: 13.824MHz ± 100Hz 12.3.1. Check and Adjust X801 (Base Unit) Frequency 1. Set up Base Unit in TEST mode. 2. Press following keys in order to Adjust Crystal mode. [LOCATOR], [LOCATOR], [LOCATOR], [ ] or [ ], [GREETING CHECK], [ ], [ ]. -
Page 45: Base Unit Reference Drawing
12.5. Base Unit Reference Drawing When connecting the Simulator Equipments for checking, please refer to the illustrations below. 12.5.1. Component View FREQUENCY COUNTER (*1) RSSI D381 L376 SW101 Q381 ANTG1 C942 L377 ANT1 D305 Q351 IC901 Q353 IC601 SW102 C311 Q800 C606 C981... - Page 46 12.5.2. Flow Solder Side View AF OSC AF OSC OSCILLOSCOPE AF VOLT METER D401 L401 AGND LOOP L402 D402 SIMULATOR STB1 MIN MIP STB3 D102 STB2 R164 Ring BELL SIMULATOR RA506 D404 RA505 Call_ID R142 SIMULATOR IC201 DA101 Q107 DCM1 DCM2 Q150 RA401...
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Page 47: Handset Reference Drawing
12.6. Handset Reference Drawing When connecting the Simulator Equipments for checking, please refer to the illustration below. AC VOLT METER FREQUENCY MIC_M OSCILLOSCOPE COUNTER (*1) 1.1kHz MIC_P MIC LOAD RSSI RSSI L205 D212 D218 L207 X201 RECEIVER D217 Q207 RA201 CHG1 C303 C981... -
Page 48: Frequency Table
KX-TG2323AGB / KX-TGA231AGB 12.7. Frequency Table Channel TX/RX Frequency TEST MODE Frequency Channel TX/RX Frequency TEST MODE Frequency (MHz) (MHz) (MHz) (MHz) 2400.914355 2400.724512 2457.994043 2457.804199 2401.808203 2401.618359 2458.887891 2458.698047 2402.698096 2402.508252 2459.777783 2459.587939 2403.591943 2403.402100 2460.671631 2460.481787 2404.481836 2404.291992 2461.561523... -
Page 49: How To Clear User Setting
KX-TG2323AGB / KX-TGA231AGB 12.8. How to Clear User Setting The operation reset the unit to Factory setting. (Erase recording Voice messages, Stored phone numbers, Caller list and etc.) This operation should not be performed for a usual repair. 12.8.1. Base unit Note: (*1) Telephone line must be connected. -
Page 50: Description
KX-TG2323AGB / KX-TGA231AGB 13 DESCRIPTION 13.1. Frequency The frequency range of 2400MHz~2481MHz is used. Transmitting and receiving channel between base unit and handset is same frequency. Refer to Frequency Table (P.48). 13.2. FHSS (Frequency Hopping Spread Spectrum) This telephone is using an IC chip which has similar specification to WDCT (World Digital Cordless Telephone) and is the cordless telephone system that can use multiple portable unit simultaneously.