KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 1 Safety Precautions 1.1. For Service Technicians • Repair service shall be provided in accordance with repair technology information such as service manual so as to prevent fires, injury or electric shock, which can be caused by improper repair work.
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 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.
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 3 Specifications Note: • Design and specifications are subject to change without notice. Note for Service: • Operation range: Up to 300 m outdoors, Up to 50 m indoors, depending on the condition. • Analog telephone connection: Telephone Line...
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 4 Technical Descriptions 4.1. US-DECT Description The frequency range of 1.92 GHz-1.93 GHz is used. Transmitting and receiving carrier between base unit and handset is same frequency. Refer to Frequency Table (P.59). 4.1.1. TDD Frame Format 4.1.2. TDMA system This system is the cycles of 10 ms, and has 6 duplex paths, but maximum duplex communication path is 5 because of dummy bearer use.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 4.1.3. Signal Flowchart in the Radio Parts Reception A voice signal from TEL line is encoded to digital data "TXDATA" by BBIC (IC501) in a base unit. Then TXDATA goes to RF PART and it's modulated to 1.9 GHz. The RF signal is amplified and fed to a selected antenna.
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 4.4. Circuit Operation (Base Unit) General Description: (BBIC, Flash Memory, EERROM) is a digital speech/signal processing system that implements all the functions of speech compression, record and playback, and memory management required in a digital telephone answering machine. The BBIC system is fully controlled by a host processor. The host processor provides activation and control of all that functions as follows.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 4.4.4. Power Supply Circuit/Reset Circuit The power supply voltage from AC adaptor is converted to VBAT (3.0V) in IC302. And +3.0V for peripherals and analog part is insulated from VBAT by Doubler of BBIC. Circuit Operation:...
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 4.4.4.1. Charge Circuit The voltage from the AC adaptor is supplied to the charge circuits.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 4.4.5. Telephone Line Interface Telephone Line Interface Circuit: Function • Bell signal detection • ON/OFF hook and pulse dial circuit • Side tone circuit Bell signal detection and OFF HOOK circuit: In the idle mode, Q141 is open to cut the DC loop current and decrease the ring load. When ring voltage appears at the Tip (T) and Ring (R) leads (When the telephone rings), the AC ring voltage is transferred as follows: T →...
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 4.4.6. Parallel Connection Detect Circuit/Auto Disconnect Circuit Function: In order to disable call waiting and stutter tone functions when using telephones connected in parallel, it is necessary to have a circuit that judges whether a telephone connected in parallel is in use or not. This circuit determines whether the telephone connected in parallel is on hook or off hook by detecting changes in the T/R voltage.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 4.4.7. Calling Line Identification (Caller ID)/Call Waiting Caller ID Function: Caller ID The caller ID is a chargeable ID which the user of a telephone circuit obtains by entering a contract with the telephone company to utilize a caller ID service. For this reason, the operation of this circuit assumes that a caller ID service contract has been entered for the circuit being used.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R Call Waiting Caller ID Calling Identity Delivery on Call Waiting (CIDCW) is a CLASS service that allows a customer, while off-hook on an existing call, to receive information about a calling party on a waited call. The transmission of the calling information takes place almost immediately after the customer is alerted to the new call so he/she can use this information to decide whether to take the new call.
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 4.7. Circuit Operation (Handset) 4.7.1. Outline Handset consists of the following ICs as shown in Block Diagram (Handset) (P.18). • DECT BBIC (Base Band IC): IC1 - All data signals (forming/analyzing ACK or CMD signal) - All interfaces (ex: Key, Detector Circuit, Charge, EEPROM, LCD) •...
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 4.7.3. Charge Circuit Circuit Operation: When charging the handset on the Base Unit, the charge current is as follows; DC+(6.5 V) → F301 → R371 → R372 →CHARGE+(Base) → CHARGE+(Handset) → Q4 → D7→ F1 → BATTERY+... Battery... BATTERY- → R45 → GND → CHARGE-(Handset)→ CHARGE-(Base) → GND → DC-(GND) In this way, the BBIC on Handset detects the fact that the battery is charged.
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 4.8. Circuit Operation (Charger Unit) Charge control is executed at handset side so that the operation when using charger is also controlled by handset. Refer to Circuit Operation (Handset) (P.20) The route for this is as follows: DC+pin of J1(+) → F1 → R1 → CHARGE+pad → Handset → CHARGE-pad → DC-pin of J1(-).
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 5 Location of Controls and Components Refer to the Operating Instructions. Note: You can download and refer to the Operating Instructions (Instruction book) on TSN Server. 6 Installation Instructions Refer to the Operating Instructions. Note: You can download and refer to the Operating Instructions (Instruction book) on TSN Server.
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 8 Test Mode 8.1. Engineering Mode 8.1.1. Base Unit...
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R Frequently Used Items (Base Unit) ex.) Items Address Default Data New Data Remarks Frequency 00 07 / 00 08 00/01 Use these items in a READ-ONLY mode to confirm the contents. Careless rewriting may 00 02 ~ 00 06 Given value cause serious damage to the computer system.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R Frequently Used Items (Handset) ex.) Items Address Default Data New Data Possible Adjusted Possible Adjusted Remarks Value MAX (hex) Value MIN (hex) Battery Low 00 11 / 00 12 00 / 00 (*2) Frequency 00 07 / 00 08...
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 9 Service Mode 9.1. How to Clear User Setting (Handset Only) Handset Press simultaneously until a beep sound is heard. Then single handset is initialized. (The contents of user setting are reset to factory default) *Usage time is not cleared.
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 10 Troubleshooting Guide 10.1. Troubleshooting Flowchart Cross Reference: Check Power (P.32) Check Playback (P.36) Check Record (P.33) Check Battery Charge (P.36) Check Link (P.37) Check the RF part (P.39) Check Handset Transmission (P.44) Check Handset Reception (P.44) Check Caller ID (P.44)
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 10.1.1. Check Power 10.1.1.1. Base Unit Cross Reference: Note: Power Supply Circuit/Reset Circuit (P.12) BBIC is IC501. (*1) Refer to Specifications (P.6) for part number and supply voltage of AC adaptor. (*2) Refer to Circuit Board (Base Unit_Main) (P.73).
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 10.1.2. Check Record 10.1.2.1. Base Unit Not record Incoming Message Cross Reference: Note: Signal Route (P.23) Flash Memory is IC601. Telephone Line Interface (P.14) BBIC is IC501. Parallel Connection Detect Circuit/Auto Disconnect Circuit (P.15)
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R <How to change the Auto Disconnect activation time and VOX level> A) 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 through...
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R B) Vox level: It makes easier to detect a small voice (caller) by raising the sensitivity of VOX level. Therefore, the recording of TAM is not turned off during a detection.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 10.1.3. Check Playback 10.1.3.1. Base Unit Cross Reference: Note: Power Supply Circuit/Reset Circuit (P.12) Flash Memory is IC601. BBIC is IC1. (*1) Refer to Circuit Board (Base Unit_Main) (P.73). 10.1.4. Check Battery Charge 10.1.4.1. Base Unit Cross Reference: Charge Circuit (P.13) 10.1.4.2.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 10.1.5. Check Link 10.1.5.1. Base Unit Cross Reference: Power Supply Circuit/Reset Circuit (P.12) Check the RF part (P.39) Note: *1 How to adjust +3.0V: Execute the command "VDA" Refer to Things to Do after Replacing IC or X'tal (P.57) for Base Unit.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 10.1.5.2. Handset Cross Reference: Power Supply Circuit/Reset Circuit (P.20) Check the RF part (P.39) Note: *1 How to adjust +3.0V: Execute the command "VDA" Refer to Things to Do after Replacing IC or X'tal (P.58) for Handset. *2 How to adjust the frequency of X1: To see the frequency, execute the command “SFR“, then check the TP_CKM (IC1-57pin).
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 10.1.6. Check the RF part 10.1.6.1. Finding out the Defective part After All the Checkings or Repairing 1. Re-register the checked handset to the checked base unit, and Regular HS to Regular BU. Note: (*1) HS: Handset (*2) BU: Base Unit...
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 10.1.6.2. RF Check Flowchart Each item (1 ~ 6) of RF Check Flowchart corresponds to Check Table for RF part (P.41). Please refer to the each item. Note: (*1) Refer to Check Link (P.37).
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 10.1.6.3. Check Table for RF part Item BU (Base Unit) Check HS (Handset) Check Link Confirmation Normal 1. Register Regular HS to BU (to be 1. Register HS (to be checked) to Regular checked). HS, BU Mode [Normal Mode] 2.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 10.1.6.4. TEST RANGE Check Circuit block which range is defective can be found by the following check. Item BU (Base Unit) Check HS (Handset) Check Range Confirmation TX TEST 1. Register Regular HS to BU (to be checked). 1. Register HS (to be checked) to Regular BU.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 10.1.7. Registering a Handset to a Base Unit 10.1.8. Deregistering a Handset 10.1.9. Deregistering All Handsets by the Base Unit...
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 10.1.10. Check Handset Transmission Cross Reference: Signal Route (P.23) 10.1.11. Check Handset Reception Cross Reference: Signal Route (P.23) Note: When checking the RF part, Refer to Check the RF part (P.39). 10.1.12. Check Caller ID Cross Reference: Telephone Line Interface (P.14) Calling Line Identification (Caller ID)/Call Waiting Caller ID (P.16)
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 11.2. How to Replace the Handset LCD Note: The illustrations are simplified in this page. They may differ from the actual product.
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 12 Measurements and Adjustments This chapter explains the measuring equipment, the JIG connection, and the PC setting method necessary for the measurement in Troubleshooting Guide (P.31) 12.1. Equipment Required • Digital multi-meter (DMM): it must be able to measure voltage and current.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 12.2.2. Connections (Handset) Connect the DC Power or Battery to BATT+ and BATT-. Connect the JIG cable GND (black) to GND. Connect the JIG cable UTX (yellow) to UTX and URX (red) to URX. Note: *: COM port names may vary depending on what your PC calls it.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 12.2.3. How to install Batch file into P.C. Note: • “*****” varies depending on the country or models.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 12.2.4. Commands (Base Unit) See the table below for frequently used commands. Command name Function Example rdeeprom Read the data of EEPROM Type “rdeeprom 00 00 FF”, and the data from address “00 00” to “FF” is read out.
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 12.3. Adjustment Standard (Base Unit) When connecting the simulator equipment for checking, please refer to below. 12.3.1. Bottom View Note: (*1) is referred to No.2 of Check Check Table for RF part (P.41) (*2) is referred to Power Supply Circuit/Reset Circuit (P.12)
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 12.4. Adjustment Standard (Charger Unit) When connecting the simulator equipment for checking, please refer to below. 12.4.1. Bottom View Digital Volt Meter /2 W DC POWER DC 6.5 V...
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 12.6. Things to Do after Replacing IC or X'tal If repairing or replacing EEPROM and X'tal, it is necessary to download the required data such as Programming data or adjustment data, etc in memory. The set doesn't operate if it is not executed.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 12.6.1.2. Handset First, operate the PC setting according to The Setting Method of JIG (P.50). Then download the appropriate data according to the following procedures. Items How to download/Required adjustment EEPROM (IC3) Adjusted parameter data is stored in memory.
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 13 Miscellaneous 13.1. 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.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 13.1.3. 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.
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 13.2. How to Replace the LLP (Leadless Leadframe Package) IC Note: This description is only applied on the model with Shield case. 13.2.1. Preparation • PbF (: Pb free) Solder • Soldering Iron Tip Temperature of 700 °F ± 20 °F (370 °C ± 10 °C) Note: We recommend a 30 to 40 Watt soldering iron.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 13.2.4. How to Install the IC 1. Place the solder a little on the land where the radiation GND pad on IC bottom is to be attached. 2. Place the solder a little on the land where IC pins are to be attached, then place the IC.
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 14 Schematic Diagram 14.1. For Schematic Diagram 14.1.1. Base Unit (Schematic Diagram (Base Unit_Main)) 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.
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 14.4. Schematic Diagram (Handset_Main) Charge Current VBAT VBAT BATT+ 2.5A When on Charge BATT- VBAT 3.0V To Battery CHG_CUR 3.0V C172 CHG(+) 0.1u CHG+ To Charge Terminal E_WP EEP_WP CHG- E_SCL EEP_SCL CHG(-) R43 0 E_SDA EEP_SDA EEP_SCL CHG_CTRL...
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R R807 RXON W 0.15mm L 20mm 3rd layer ANT_TP C826 RX_RF W 0.15mm/L 7mm W 0.5mm /L 5mm 1st layer L809 C812 C895 8.2n 1.3p TX_RF DA801 W 0.2mm W 0.15mm L 10.0mm L 20mm 1st layer 3rd layer R806 W 0.15mm...
KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 16 Exploded View and Replacement Parts List 16.1. Cabinet and Electrical Parts (Base Unit) PCB2 13(*1) 13(*1) PCB1 Ref.No. Figure Note: (*1) The SPACERs (No.13) are cut from the excess parts of SPACER (No.108) of Cabinet and Electrical Parts (Handset)
(*1) This cable is fixed by welding. Refer to How to Replace the Handset LCD (P.49). (*2) The rechargeable Ni-MH battery HHR-4DPA is available through sales route of Panasonic. (*3) Attach the SPACER (No. 119) to the exact location described above.
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R Safety Ref. Part No. Part Name & Description Remarks Safety Ref. Part No. Part Name & Description Remarks R141 ERJ3GEYJ104 100k C343 ECUE1H100DCQ 10p R142 PQ4R18XJ272 2.7k C351 ECUV1C104KBV 0.1 R145 ERJ2GEJ222 2.2k C352 ECUV1C105KBV 1 R151 ERJ2GEJ104 100k...
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KX-TG6572C/KX-TG6572R/KX-TGA653C/KX-TGA653R 16.5.2. Handset Safety Ref. Part No. Part Name & Description Remarks 16.5.2.1. Cabinet and Electrical Parts UN9219J TRANSISTOR(SI) 2SC6054JSL TRANSISTOR(SI) (DIODES) MA2ZD0200L DIODE(SI) Safety Ref. Part No. Part Name & Description Remarks MA8043M DIODE(SI) MA8043M DIODE(SI) PNGP1085ZA PANEL, (for...
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BATCH FILE CD-ROM (*1) 16.5.3. Charger Unit PQZZ430PIR TIP OF SOLDERING IRON (*2) 16.5.3.1. Cabinet and Electrical Parts PQZZ430PRB RUBBER OF SOLDERING IRON (*2) Safety Ref. Part No. Part Name & Description Remarks PNLC1010YC CHARGER UNIT ASS'Y without NAME PLATE (RTL)(for KX-TG6572C)