Panasonic KX-TG2853BXS Service Manual
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Panasonic KX-TG2853BXS Service Manual

Panasonic KX-TG2853BXS Service Manual

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Telephone Equipment
KX-TG2853BXS
KX-TG2854BXS
KX-TGA280BXS
Expandable Digital Cordless Answering
System
Expandable Digital Cordless Answering
System with Two Handsets
Silver Version
(for Asia, Middle Near East and Other areas)
© 2006 Panasonic Communications Co., Ltd. All
rights reserved. Unauthorized copying and distribu-
tion is a violation of law.
ORDER NO. KM40607144CE

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Summary of Contents for Panasonic KX-TG2853BXS

  • Page 1 Expandable Digital Cordless Answering System Expandable Digital Cordless Answering System with Two Handsets Silver Version (for Asia, Middle Near East and Other areas) © 2006 Panasonic Communications Co., Ltd. All rights reserved. Unauthorized copying and distribu- tion is a violation of law.
  • Page 2 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS...

  • Page 3: Table Of Contents

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS TABLE OF CONTENTS PAGE PAGE 1 Safety Precautions----------------------------------------------- 4 14 Printed Circuit Board ------------------------------------------ 66 1.1. For Service Technicians --------------------------------- 4 14.1. Circuit Board (Base Unit_Main) ---------------------- 66 2 Warning -------------------------------------------------------------- 4 14.2. Circuit Board (Base Unit_Operation)---------------- 68 2.1. Battery Caution--------------------------------------------- 4 14.3.

  • Page 4: Safety Precautions

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 1 Safety Precautions 1.1. For Service Technicians ICs and LSIs are vulnerable to static electricity. When repairing, the following precautions will help prevent recurring malfunctions. 1. Cover the plastic parts boxes with aluminum foil and ground them. 2. Ground the soldering irons.

  • Page 5: Suggested Pbf Solder

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 2.2.1. Suggested PbF Solder There are several types of PbF solder available commercially. While this product is manufactured using Tin, Silver, and Copper (Sn+Ag+Cu), you can also use Tin and Copper (Sn+Cu) or Tin, Zinc, and Bismuth (Sn+Zn+Bi). Please check the manufacturer’s specific instructions for the melting points of their products and any precautions for using their product with other materials.

  • Page 6: Specifications

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 3 Specifications...

  • Page 7: Technical Descriptions

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 4 Technical Descriptions 4.1. Block Diagram (Base Unit)

  • Page 8: Circuit Operation (Base Unit)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 4.2. Circuit Operation (Base Unit) 4.2.1. Outline Base Unit consists of the following ICs as shown in Block Diagram (Base Unit) (P.7). • BBIC (Base Band IC): IC1 - Handling all the audio, signal and data processing needed in a FHSS base unit...

  • Page 9: Telephone Line Interface

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 4.2.3. Telephone Line Interface <Function> • Bell signal detection • Clip signal detection • ON/OFF hook circuit • Audio circuits • DTMF tone signal circuits Bell signal detection: In the standby mode, Q104 is open to cut the DC loop current and decrease the ring load.

  • Page 10: Block Diagram (Handset)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 4.3. Block Diagram (Handset) LCD_Light Charge Charge Control Q500 D501 LED2, 3, 4 Q501 Q101 Q502 Battery Power Circuit IC300, IC301 Q300, Q301, Q302 EEPROM Receiver BBIC KEY_Light LED5, 6, 7, 8, Q100 Speaker KEYS 10.368 MHz RF_UNIT IC700...

  • Page 11: Circuit Operation (Handset)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 4.4. Circuit Operation (Handset) 4.4.1. Construction The circuit mainly consists of DSP and RF part as shown in the block diagram. 4.4.1.1. BBIC: IC1 Function: • Battery Low, Power down detect circuit • Ringer Generation • Interface circuit (RF part, Speaker, Mic, LED, Key scan, LCD) Initial waves: 4.4.1.2.

  • Page 12: Power Supply Circuit

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 4.4.2. Power Supply Circuit Circuit Operation: When power on the handset, the voltage is as follows; BATTERY (2.2 V ~ 2.6 V: J1) → L502 → L300, D300 → Q300 (3.4 V) → Q302 (1.8 V), Q301 (2.5 V)

  • Page 13: Charge Circuit

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 4.4.3. Charge Circuit Circuit Operation: When charging the handset on the charger unit, the charge current is as follows; DC+ (6.5V) → R304, R305, R309, R310 → CHARGE+ (Base) → CHARGE+ (Handset) → Q502 → D501 → L502 →...

  • Page 14: Sending Signal

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 4.4.5. Sending Signal 4.4.6. Battery Low/Power Down Detector Circuit Operation: “Battery Low” and “Power Down” are detected by BBIC which check the voltage from battery. The detected voltage is as follows; • Battery Low Battery voltage: V (Batt) < 2.3V ± 50mV The BBIC detects this level and “...

  • Page 15: Signal Route

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 4.6. Signal Route...

  • Page 16: Location Of Controls And Components

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 5 Location of Controls and Components 5.1. Controls 5.1.1. Base Unit...

  • Page 17: Display

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 5.2. Display 5.1.2. Cordless Handset 5.1.3. Charger...

  • Page 18: Installation Instructions

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 6 Installation Instructions 6.1. Connections...

  • Page 19: Battery Installation/Replacement

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 6.2. Battery Installation/ 6.3. Battery Charge Replacement...
  • Page 20 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 6.3.1. Battery Strength 6.3.3. Battery Performance 6.3.2. Recharging the Battery...

  • Page 21: Operation Instructions

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 7 Operation Instructions 7.1. Guide to Cordless Handset Programming 7.1.1. Programming by Scrolling through the Display Menus...
  • Page 22 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 7.1.2. Programming Using the Direct Commands...

  • Page 23: Dial Lock

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 7.2. Dial Lock For Service Hint: *: If the current password is forgotten, enter “726276642” and you will be able to go to the next step.

  • Page 24: Registering The Cordless Handset

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 7.3. Registering the Cordless Handset 7.4. Canceling the Cordless Handset Registration...

  • Page 25: Copying Phonebook Items

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 7.5. Copying Phonebook Items 7.6. Error Message...

  • Page 26: Troubleshooting

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 7.7. Troubleshooting...
  • Page 27 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS...
  • Page 28 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS...
  • Page 29 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS...

  • Page 30: Test Mode

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 8 Test Mode 8.1. Test Mode Function (Base Unit)

  • Page 31: Test Mode Function (Handset)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 8.2. Test Mode Function (Handset) Note: (*1) All key codes are shown in below table.

  • Page 32: Service Mode

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 9 Service Mode 9.1. Copying Phonebook Items When Repairing...
  • Page 33 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS Note: • If the max number of handsets are already registered to the base unit, a new handset cannot be registered. • To register the handset, refer to Registering the Cordless Handset (P.24) • To cancel the handset, refer to Canceling the Cordless Handset Registration (P.24)

  • Page 34: Service Mode Function (For Base Unit With Handset)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 9.2. Service Mode Function (for Base Unit with Handset)

  • Page 35: Troubleshooting Guide

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 10 Troubleshooting Guide 10.1. Troubleshooting Flowchart Flow Chart Cross Reference: Check Power (P.36) Bell Reception (P.39) Check Battery Charge (P.37) Check Link (P.38) Check Handset Transmission (P.39) Check Handset Reception (P.39) Signal Route (P.15) Check Caller ID (P.39) Check Playback (P.39)

  • Page 36: Check Power

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 10.1.1. Check Power 10.1.1.1. Base Unit Is the AC Adaptor inserted into AC outlet? (*1) Cross Reference: Note: Power Supply Circuit (P.8) (*1) Refer to Specifications (P.6) for part number and supply voltage of AC Adaptor. 10.1.1.2. Handset Cross Reference:...

  • Page 37: Check Battery Charge

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 10.1.2. Check Battery Charge 10.1.2.1. Base Unit Cross Reference: Charge Circuit (P.13) Note: (*1) Refer to Specifications (P.6) for part number and supply voltage of AC adaptor. 10.1.2.2. Handset 10.1.2.3. Charger Unit Note: (*1) Refer to Specifications (P.6) for part number and supply voltage of AC adaptor.

  • Page 38: Check Link

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 10.1.3. Check Link 10.1.3.1. Base Unit Cross Reference: Check Point (Base Unit) (P.40) Power Supply Circuit (P.8) 10.1.3.2. Handset Cross Reference: Power Supply Circuit (P.12) Adjustment of Handset (P.52)

  • Page 39: Check Handset Transmission

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 10.1.4. Check Handset Transmission Cross Reference: Signal Route (P.15) 10.1.5. Check Handset Reception Cross Reference: How to Check the Speaker or Receiver (P.55). Signal Route (P.15) 10.1.6. Check Caller ID Cross Reference: Signal Route (P.15) 10.1.7. Bell Reception 10.1.7.1. Base Unit 10.1.8.

  • Page 40: Troubleshooting By Symptom (Base Unit )

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 10.2. Troubleshooting by Symptom (Base Unit ) If your unit has below symptoms, follow the instructions in remedy column. Note: (*1) Refer to Check Point (Base Unit) (P.40) 10.2.1. Check Point (Base Unit) Please follow the items below when BBIC or FLASH is replaced.

  • Page 41: How To Replace The Flat Package Ic

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 10.3. How to Replace the Flat Package IC Even if you do not have the special tools (for example, a spot heater) to remove the Flat IC, with some solder (large amount), a soldering iron and a cutter knife, you can easily remove the ICs that have more than 100 pins.

  • Page 42: How To Install The Ic

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 10.3.3. How to Install the IC 1. Temporarily fix the FLAT PACKAGE IC, soldering the two marked pins. *Check the accuracy of the IC setting with the corresponding soldering foil. 2. Apply flux to all pins of the FLAT PACKAGE IC.

  • Page 43: Disassembly And Assembly Instructions

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 11 Disassembly and Assembly Instructions 11.1. Disassembly Instructions 11.1.1. Base Unit...
  • Page 44 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 11.1.2. Handset...
  • Page 45 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 11.1.3. Charger Unit...

  • Page 46: Fix The Lcd To The Main P. C. Board (Handset)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 11.2. Fix the LCD to the Main P. C. Board (Handset)

  • Page 47: Measurements And Adjustments

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 12 Measurements and Adjustments 12.1. Things to Do after Replacing IC Important: Please execute the adjustment process when you replace the following object parts. 12.1.1. Base Unit Necessary Adjustment BBIC CPU, interface for RF and FlashROM. 1. BandGAP adjustment (IC1) 2.

  • Page 48: The Setting Method Of Jig (Base Unit)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 12.2. The Setting Method of JIG (Base Unit) 12.2.1. Preparation 12.2.1.1. Equipment Required • Frequency counter: It must be precise enough to measure intervals of 1 Hz (precision; ±4 ppm). Hewlett Packard, 53131A is recommended. • Digital multi-meter (DMM): It must be able to measure voltage and current.

  • Page 49: Batch File Settings

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 12.2.2.2. Batch file Settings Note: • “****” varies depending on the country. • Refer to Commands (P.51) for frequently used commands.

  • Page 50: The Setting Method Of Jig (Handset)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 12.3. The Setting Method of JIG (Handset) 12.3.1. Preparation 12.3.1.1. Equipment Required • Frequency counter: It must be precise enough to measure intervals of 1 Hz (precision; ±4 ppm). Hewlett Packard, 53131A is recommended. • DC power: It must be able to output at least 1 A current under 2.4 V for handset.

  • Page 51: Commands

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 12.3.2.2. Batch file Settings Note: • “****” varies depending on the country. • Refer to Commands (P.51) for frequently used commands. 12.4. Commands Command name Function Example getver Check software version Type “getver”, then registered software version is read out.

  • Page 52: Adjustment Of Handset

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 12.5. Adjustment of Handset Cross Reference: Power Supply Circuit (P.12)

  • Page 53: Base Unit Reference Drawing

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 12.6. Base Unit Reference Drawing When connecting the simulator equipments for checking, please refer to below. 12.6.1. Flow Solder Side View...

  • Page 54: Handset Reference Drawing

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 12.7. Handset Reference Drawing When connecting the simulator equipments for checking, please refer to below. 12.7.1. Component View PFUP1609Z C415 D402 D403 ANT_2 C423 C424 ANT_1 C418 C419 TP700 C711 R713 Measurement Point (*2) R716 VDD5 VDD5 R106 R105...

  • Page 55: How To Check The Speaker Or Receiver

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 12.8. How to Check the Speaker or Receiver 1. Prepare the digital voltmeter, and set the selector knob to ohm meter. 2. Put the probes at the speaker terminals as shown below.

  • Page 56: Frequency Table (Mhz)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 12.9. Frequency Table (MHz) Channel Frequency 2457.2160 Channel Frequency 2458.0800 2401.9200 2458.9440 2402.7840 2459.8080 2403.6480 2460.6720 2404.5120 2461.5360 2405.3760 2462.4000 2406.2400 2463.2640 2407.1040 2464.1280 2407.9680 2464.9920 2408.8320 2465.8560 2409.6960 2466.7200 2410.5600 2467.5840 2411.4240 2468.4480 2412.2880 2469.3120 2413.1520 2470.1760 2414.0160 2471.0400...
  • Page 57 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS Memo...

  • Page 58: Schematic Diagram

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 13 Schematic Diagram 13.1. For Schematic Diagram 13.1.1. Base Unit (Schematic Diagram (Base Unit)) Notes: 1. DC voltage measurements are taken with voltmeter from the negative voltage line. 2. The schematic diagrams may be modified at any time with the development of new technology.

  • Page 59: Schematic Diagram (Base Unit)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 13.2. Schematic Diagram (Base Unit) L102 CN101 LINE_DC Loop Current D103 L103 Q104 R103 100K Q171 C171 Q109 NC K0.01u Q105 C125 R116 R174 R176 R177 C181 R108 K0.01u 2.2K 2.7K 100K C123 R122 R127 K6800p 5.6K C121 R123...
  • Page 60 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS ANT_2 ANT_1 DA701 +3.0V R185 100K +3.45V R737 R736 ANT2 ANT1 TX DATA +3.45V R748 TXDA R752 RSSI 6.8K 1 GND1 GND14 2 GND2 VCC_PA R777 3 GND3 GND13 R763 PAON 4 TXDATA SYCL PAON 5 RSSI PSEL 6 VCC_OC...

  • Page 61: Schematic Diagram (Base Unit_Operation)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 13.3. Schematic Diagram (Base Unit_Operation) Vol-down ANSWER STOP Vol-up ERASE REPEAT 1 NC 2 ROW0 3 ROW1 4 ROW2 5 COL0 6 COL1 7 COL2 8 LED2 9 LED1 10 VDD NC: No Components KX-TG2853/2854 SCHEMATIC DIAGRAM (Base Unit_Operation)
  • Page 62 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS Memo...

  • Page 63: Schematic Diagram (Handset)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 13.4. Schematic Diagram (Handset) Land for soldering VBAT VBAT L300 D300 L502 BATTERY+ For Battery terminal L503 R301 BATTERY- Q300 CHG+ Q502 D501 CHARGE+ For Charge terminal Q501 CHARGE- R500 Q500 CHG- C400 C403 R505 5.6K (10) +2.5V +1.8V R506 5.6K...
  • Page 64 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS +3.4V VDD5 +3.4V VBAT For Antenna IC300 Land for IC301 VOUT soldering VDDPA VOUT ANT_1 ANT_2 ON/OFF TP700 TXDA PAON 1 GND1 GND14 2 GND2 VCC_PA 3 GND3 GND13 R705 4 TXDATA PAON RSSI 5 RSSI IC700 PSEL 6.8K...

  • Page 65: Schematic Diagram (Charger Unit)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 13.5. Schematic Diagram (Charger Unit) 68 1/2W 68 1/2W 68 1/2W DC IN 6.5V 68 1/2W For Charger Terminal Land for soldering SCHEMATIC DIAGRAM (Charger Unit)

  • Page 66: Printed Circuit Board

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 14 Printed Circuit Board 14.1. Circuit Board (Base Unit_Main) 14.1.1. Component View R113 R182 R194 C191 R181 R193 RA62 R185 D103 C174 D151 R151 D409 C105 D141 R147 Q146 C401 C430 C429 D407 D406 C145 C121 C504 C123 R501...

  • Page 67: Flow Solder Side View

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 14.1.2. Flow Solder Side View ANT_2 ANT_1...

  • Page 68: Circuit Board (Base Unit_Operation)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 14.2. Circuit Board (Base Unit_Operation) 14.2.1. Component View ANSWER ERASE REAPET LED2 LED1 STOP DOWN PQUP11401Z KX-TG2853/2854 CIRCUIT BOARD (Base Unit_Operation (Component View))
  • Page 69 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 14.2.2. Flow Solder Side View PQUP11401Z KX-TG2853/2854 CIRCUIT BOARD (Base Unit_Operation (Flow Solder Side View))

  • Page 70: Circuit Board (Handset)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 14.3. Circuit Board (Handset) 14.3.1. Component View PFUP1609Z C415 D402 D403 ANT_2 C423 C424 ANT_1 C419 C418 TP700 RSSI C711 R713 R716 (IC700: 5pin) IC700 (RF Module) VDD5 VDD5 R106 R105 C708 IC300 IC300 R301 R300 TP: RF CLK...
  • Page 71 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 14.3.2. Flow Solder Side View LED1 PFUP1609Z PFUP1609Z AUTO-CH REF-CH PCB-CH C208 R201 C210 C201 C209 C213 R200 CN200 CN200 R208 R206 R207 LED4 LED3 LED2 Func1 Func1 VOICE VOICE Func2 Func2 LEFT LEFT RIGHT RIGHT HOLD HOLD DOWN...

  • Page 72: Circuit Board (Charger Unit)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 14.4. Circuit Board (Charger Unit) 14.4.1. Component View PFUP1569Z CIRCUIT BOARD (Charger Unit (Component View))

  • Page 73: Appendix Information Of Schematic Diagram

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 15 Appendix Information of Schematic Diagram 15.1. CPU Data (Base Unit) 15.1.1. BBIC (IC4) Description High High_Z key Scan Key in I-PU Description High High_Z key Scan Key in I-PU Digital Source 3.0V VDD Non use Digital GND SP-AMP_CD Digital Source 3.0V VDD...
  • Page 74 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS Description High High_Z 105 REG2 control 106 Power Source INPUT 107 CID Signal INPUT Analog Analog 108 Analog GND 109 1.8V +1.8 110 LINE OUT Analog Analog 111 CID REF 112 CID Signal INPUT Analog Analog 113 CID AMPO...

  • Page 75: Cpu Data (Handset)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 15.2. CPU Data (Handset) 15.2.1. IC1 (BBIC) PIN Description High High_Z 41 Mode control/ RST↑: RST↑: I-PU PIN Description High High_Z UART TX data usually Boot mode Key Scan key in I-PU mode Digital IO Source 42 UART RX data I-PU 2.5V...
  • Page 76 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS PIN Description High High_Z 79 Charge current monitor 80 NC Note: • The mark “*” in the I/O column means the port is controlled by the firmware.

  • Page 77: Terminal Guide Of The Ics, Transistors And Diodes

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 15.3. Terminal Guide of the ICs, Transistors and Diodes 15.3.1. Base Unit 15.3.2. Handset...

  • Page 78: Exploded View And Replacement Parts List

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 16 Exploded View and Replacement Parts List 16.1. Cabinet and Electrical Parts (Base Unit)

  • Page 79: Cabinet And Electrical Parts (Handset)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 16.2. Cabinet and Electrical Parts (Handset) Note: (*1) Attach the spacer (No. 109) to the exact location described above.

  • Page 80: Cabinet And Electrical Parts (Charger Unit)

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 16.3. Cabinet and Electrical Parts (Charger Unit)

  • Page 81: Accessories And Packing Materials

    KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 16.4. Accessories and Packing Materials 16.4.1. KX-TG2853BXS...
  • Page 82 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 16.4.2. KX-TG2854BXS...
  • Page 83 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS 16.4.3. KX-TG280BXS...

  • Page 84: Replacement Parts List

    Ref. Part No. Part Name & Description Remarks SA101 J0LF00000026 VARISTOR (SURGE ABSORBER) SA102 J0LE00000047 VARISTOR (SURGE ABSORBER) PQGT18973Z NAME PLATE (for KX-TG2853BXS) (RESISTORS) PQGT18972Z NAME PLATE (for KX-TG2854BXS) ERJ2GEJ102 PQHA10011Z RUBBER PARTS, FOOT CUSHION ERJ2GEJ101 PQKF10702Y1 CABINET COVER PS-HB...
  • Page 85 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks ERJ2GEJ102 C181 ERJ6GEY0R00 ERJ2GEJ103 ERJ2GE0R00 ERJ2GEJ103 ERJ2GEJ103 ERJ2GEJ102 (CAPACITORS) ERJ2GEJ102 ECUV1A224KBV 0.22 R103 ERJ3GEYJ104 100K ECJ0EB1C103K 0.01 R105 PQ4R10XJ272 2.7K ECJ0EB1C103K 0.01 R106...
  • Page 86 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C763 ECJ0EC1H100D C765 ECJ0EC1H150J PCB100 PFWPG2853BXR MAIN P.C.BOARD ASS'Y (RTL) C766 ECJ0EC1H100D (ICs) C767 ECJ0EC1H151J 150P PFWI12853BXR IC (*1) C768 ECJ0EC1H100D PFWI22853BXR IC (*1)
  • Page 87 C302 F2G0J3310025 (*1) You can download and refer to the Operating Instruc- C303 F2G0J3310025 tions (Instruction book) on TSN Server. C304 F1K0J226A004 C305 ECUV1A105KBV 16.5.4.1. KX-TG2853BXS C306 ECUV1A105KBV C307 ECUV1A105KBV C308 ECUV1A105KBV Ref. Part No. Part Name & Description Remarks...
  • Page 88 KX-TG2853BXS/KX-TG2854BXS/KX-TGA280BXS Ref. Part No. Part Name & Description Remarks PQQW15151Z LEAFLET, QUICK GUIDE (for Arabic) PQQW15152Z LEAFLET, QUICK GUIDE (for Persian) XZB21X35A03 PROTECTION COVER (for Base Unit) XZB10X35A02 PROTECTION COVER (for Hand- set) PQPK15381Z GIFT BOX 16.5.4.2. KX-TG2854BXS Ref. Part No.

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