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Panasonic KX-TCD816UAS Service Manual

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Telephone Equipment
KX-TCD816UAS
KX-TCD816UAT
KX-TCA181UAS
KX-TCA181UAT
Digital Cordless Phone
Silver Version
Titanium Black Version
(for Ukraine)
© 2005 Panasonic Communications Co., Ltd. All
rights
reserved.
distribution is a violation of law.
ORDER NO. KM40509869CE
Unauthorized
copying
and

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Summary of Contents for Panasonic KX-TCD816UAS

  • Page 1 ORDER NO. KM40509869CE Telephone Equipment KX-TCD816UAS KX-TCD816UAT KX-TCA181UAS KX-TCA181UAT Digital Cordless Phone Silver Version Titanium Black Version (for Ukraine) © 2005 Panasonic Communications Co., Ltd. All rights reserved. Unauthorized copying distribution is a violation of law.

  • Page 2: Table Of Contents

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Note: Because CONTENTS 4 is the extract from the Operating Instructions of this model, it is subject to change without notice. You can download and refer to the original Operating Instructions on TSN Server for further information.
  • Page 3 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 24.2. Introduction 31.5. Fixtures and Tools 24.3. FLASH contents 32 FOR SCHEMATIC DIAGRAM 25 HOW TO REPLACE THE FLAT PACKAGE IC 32.1. Base Unit (SCHEMATIC DIAGRAM (BASE UNIT)) 25.1. PREPARATION 32.2. Handset (SCHEMATIC DIAGRAM (HANDSET)) 25.2.

  • Page 4: About Lead Free Solder (Pbf: Pb Free)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 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.

  • Page 5: How To Recognize That Pb Free Solder Is Used

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 1.2. How to recognize that Pb Free solder is used (Example: Handset P.C.B.) Marked LED8 IC21 R120 R119 R100 C108 R118 C107 R117 R101 IC13 R102 R114 IC15 C132 C133 R188 R161 R203...

  • Page 6: Operating Instructions

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 4 OPERATING INSTRUCTIONS 4.1. Battery 4.1.1. Battery Installation Insert the batteries negative ( ) terminal first. Close the handset cover. Note: • • • • Use only rechargeable batteries P03P (HHR-4EPT). 4.1.2. Battery Charge Note: •...

  • Page 7: Location Of Controls

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 4.1.3. Battery Life Panasonic Ni-MH batteries (700 mAh) Operation Operating Time While in use (talking) 14 hours max. While not in use (standby) 150 hours max. Note: • • • • Battery operating time may be shortened over time depending on usage conditions and ambient temperature.

  • Page 8: Connections

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 4.2.2. Handset 4.3. Connections When the AC adaptor is connected, a short beep will be heard. If it is not heard, check the connections. Important: • • • • For information on connecting the handset to a PC, refer to the included “Installation Guide for USB GEAR”.

  • Page 9: Guide To Settings

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 4.4. Guide to Settings For your reference, a chart of all items which can be customised for the base unit and the handset is printed below. • • • • When customising the base unit and the handset, the current item or setting is highlighted.
  • Page 10 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 4.4.2. Handset *1 Only the handset which is registered can be selected after you set to “On”. *2 Here, only the case that a handset is registered to a maximum of 4 Base units is mentioned.

  • Page 11: For Service Hint

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 4.5. For Service Hint...

  • Page 12: Disassembly Instructions

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 5 DISASSEMBLY INSTRUCTIONS 5.1. Base Unit Shown in Fig.- To Remove Remove Cabinet Cover Screws (2.6 × 12)..(A) × 4 Main P.C. Board Tapes and Solders Screws (2.6 x 10)..(B) × 2...

  • Page 13: Handset

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 5.2. Handset Shown in Fig.- To Remove Remove Cabinet Cover Screws (2 × 10)....(C) × 2 Follow the procedure. Main P.C. Board Screws (2 × 10)....(D) × 3 Tapes and Solders Main P.C. Board...
  • Page 14 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Shown in Fig.- To Remove Remove Operational P.C. Board and Guide Cable Operational P.C. Board Guide Operational P.C. Board...

  • Page 15: Charger Unit

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 5.3. Charger Unit Shown in Fig.- To Remove Remove Cabinet Cover Screws (2.6 × 10)..(E) × 2 Main P.C. Board Screws (2.6 x 10)..(F) x 2 Main P.C. Board...

  • Page 16: Assembly Instructions

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 6 ASSEMBLY INSTRUCTIONS 6.1. Fix the LCD to the Main P.C.Board (Handset)

  • Page 17: Troubleshooting Flowchart

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 7 TROUBLESHOOTING FLOWCHART Flow Chart Cross Reference: Check Power (P.18) Bell Reception (P.25) Check Battery Charge (P.19) Check Link (P.20) Check Handset Transmission (P.24) Check Handset Reception (P.24) SIGNAL ROUTE (P.53)

  • Page 18: Check Power

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 7.1. Check Power 7.1.1. Base Unit Is the AC Adaptor inserted into AC outlet? (Check AC Adaptor’s specification.) Cross Reference: Power Supply Circuit (P.47) 7.1.2. Handset Cross Reference: Power Supply Circuit/Reset Circuit (P.50)

  • Page 19: Check Battery Charge

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 7.2. Check Battery Charge 7.2.1. Base Unit Cross Reference: Power Supply Circuit (P.47) 7.2.2. Handset Cross Reference: Check Power (P.18) Charge Circuit (P.50) 7.2.3. Charger Unit Cross Reference: Power Supply Circuit (P.52)

  • Page 20: Check Link

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 7.3. Check Link 7.3.1. Base Unit Cross Reference: Power Supply Circuit (P.47) Check Point (Base Unit) (P.26)
  • Page 21 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Cross Reference: Check Point (Base Unit) (P.26)
  • Page 22 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 7.3.2. Handset Cross Reference: Power Supply Circuit/Reset Circuit (P.50) Check Point (Handset) (P.35)
  • Page 23 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Cross Reference: Check Point (Handset) (P.35)

  • Page 24: Check Handset Transmission

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 7.4. Check Handset Transmission Cross Reference: SIGNAL ROUTE (P.53) 7.5. Check Handset Reception Cross Reference: HOW TO CHECK THE HANDSET SPEAKER OR RECEIVER (P.44). SIGNAL ROUTE (P.53) 7.6. Check Caller ID Cross Reference:...

  • Page 25: Bell Reception

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 7.7. Bell Reception 7.7.1. Base Unit 7.7.2. Handset Cross Reference: Telephone Line Interface (P.48) Check Link (P.20) HOW TO CHECK THE HANDSET SPEAKER OR RECEIVER (P.44)

  • Page 26: Troubleshooting By Symptom (Base Unit And Charger Unit)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 8 TROUBLESHOOTING BY SYMPTOM (BASE UNIT AND CHARGER UNIT) If your unit has below symptoms, follow the instructions in remedy column. Remedies depend on whether you have DECT tester (*1) or not. Note: (*1) A general repair is possible even if you don’t have the DECT tester because it is for confirming the levels, such as Acoustic...
  • Page 27 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Items Check Procedure Check or Point Replace Parts (F)* BBIC Clock Adjustment 1. Input Command “rdeeprom 00 01 01”, then you can confirm the current value. IC2, R124, R125, C153, 2. Adjust the frequency of CLK executing the command “setfreq xx (where xx is X1, C42, C43, the value)”...
  • Page 28 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Items Check Procedure Check or Point Replace Parts (K) Frequency Offset Check Follow steps 1 to 6 of (I). IC2, IC8, R124, 7.Confirm that the frequency offset is < ± 45kHz. R125, C153,...
  • Page 29 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Items Check Procedure Check or Point Replace Parts Follow steps 1 to 6 of (I). (O)* RSSI Level IC2, IC8, R124, Confirmation 7.Execute the command “readrssi”. R125, C153, C140, C141, 8. Confirm that the returned value is 22 ± A (hex).

  • Page 30: The Setting Method Of Jig (Base Unit)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 8.2. The Setting Method of JIG (Base Unit) 8.2.1. Preparation 8.2.1.1. Equipment Required • • • • DECT tester: Rohde & Schwarz, CMD 60 is recommended. • • • • Frequency counter: it must be precise to be able to measure 1Hz (precision; ±4ppm).
  • Page 31 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 8.2.2.2. PC Setting 1. Open a window of MS-DOS mode from the start-up menu. 2. Change a directory. 3. Type “SET_COM=1” from the keyboard (when COM port 1 is used for the connection).
  • Page 32 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT C258 C250 C256 IC10 C254 C251 C255 C101 C261 R107 C172 C264 R106 C187 C317 C194 R105 R147 C214 C170 R141 C215 C130 R121 C265 R154 C301 C213 C144 C32C17 C319 IC11 R38 R22...
  • Page 33 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT VDD3 VDD1 VDD2 VDD3 VDD1 CHARGE GND J104 J104 TP15 RX J103 J103 J102 TX J102 J101 CHARGE VDD2 TP16 TP_9 L1R/TP_RLY4 TP_10 LINE_DC BLACK TP_RLY5 TP29 YELLOW TP28 GREEN WHITE RED TP27...

  • Page 34: Adjustment Standard (Base Unit)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 8.4. Check Point (Charger Unit) Items Check Procedure Check or Point Replace Parts Charging Check 1. Connect Charge Contact 12Ω/2W resistor between charge+ and charge-. D2, R2, R1 2. Measure and confirm voltage across the resistor is 3.10V ± 0.2V.

  • Page 35: Troubleshooting By Symptom (Handset)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 9 TROUBLESHOOTING BY SYMPTOM (HANDSET) If your unit has below symptoms, follow the instructions in remedy column. Remedies depend on whether you have DECT tester (*1) or not. Note: (*1) A general repair is possible even if you don’t have the DECT tester because it is for confirming the levels, such as Acoustic level in detail.
  • Page 36 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Items Check Procedure Check or Point Replace Parts (F) Charge Control Check & 1. Apply 3.5V between TR18(+) and TP17(-) with DC power supply and set IC1, Q4, Q5, Charge Current Monitor current limit to 500mA.
  • Page 37 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Items Check Procedure Check or Point Replace Parts (K)* Transmitted Power Remove the Antenna before starting step from 1 to 4. IC1, C117, Confirmation 1. Configure the DECT tester (CMD60) as follows; R121, C44, C45, C125, <Setting>...
  • Page 38 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Items Check Procedure Check or Point Replace Parts Timing Confirmation Follow steps 1 to 3 of (K). IC1, C117, 4.Confirm that the Timing accuracy is < ± 2.0ppm. R121, C44, C45, C125, IC18, C71,...

  • Page 39: The Setting Method Of Jig (Handset)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 9.2. The Setting Method of JIG (Handset) 9.2.1. Preparation 9.2.1.1. Equipment Required • • • • DECT tester: Rohde & Schwarz, CMD 60 is recommended. • • • • Frequency counter: it must be precise to be able to measure 1Hz (precision; ±4ppm).
  • Page 40 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 9.2.2.2. PC Setting 1. Open a window of MS-DOS mode from the start-up menu. 2. Change a directory. 3. Type “SET_COM=1” from the keyboard (when COM port 1 is used for the connection).

  • Page 41: Adjustment Standard (Handset)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT IC20 A201 R124 R123 R129 10 11 R130 C116 C121 C117 R125 C119 R121 R128 REV+ R122 R126 C114 C120 R127 C115 IC18 REV_TEST1 REV_TEST2 REV- R153 R152 R179 C128 C127 BATTERY+ C152 C89...

  • Page 42: Things To Do After Replacing Ic

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 10 THINGS TO DO AFTER REPLACING IC Cautions: Since this page is common to each country, it may not apply to some models in your country. The contents below are the minimum adjustments required for operation.

  • Page 43: Rf Specification

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 11 RF SPECIFICATION 11.1. Base Unit Item Value Refer to -. * TX Power 20 dBm ~ 25 dBm Check Point (Base Unit) (I) Modulation -350 ~ -400/+320 ~ +370 kHz/div Check Point (Base Unit) (J)

  • Page 44: How To Check The Handset Speaker Or Receiver

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 12 HOW TO CHECK THE HANDSET 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 45 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT...

  • Page 46: Block Diagram (Base Unit)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 15 CIRCUIT OPERATION (BASE UNIT) 15.1. Outline Base Unit consists of the following ICs as shown in BLOCK DIAGRAM (BASE UNIT) (P.45). • • • • DECT BBIC (Base Band IC): IC8 − − − − Handling all the audio, signal and data processing needed in a DECT base unit −...

  • Page 47: Power Supply Circuit

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 15.2. Power Supply Circuit The power is supplied to the DECT BBIC, RF Module, EEPROM and Charge Contact from AC Adaptor (+6V) as shown in Fig.101. The power supply is as follows; • • • • DECT BBIC (IC8): CN1 (+6V) →...

  • Page 48: Telephone Line Interface

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 15.3. Telephone Line Interface <Function> • • • • Bell signal detection • • • • Clip signal detection • • • • ON/OFF hook circuit Bell & Clip (: Calling Line Identification Presentation: Caller ID) signal detection: In the standby mode, Q4 is open to cut the DC loop current and decrease the ring load.

  • Page 49: Block Diagram (Handset)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 16 BLOCK DIAGRAM (HANDSET) SPEAKER AMPLIFIER RXDA Speech Burst Decoding Decoding TXDA RECEIVER Speech Burst Module Encoding Encoding RSSI ADPCM SYDA Codec SYEN IC20 Analog Interface Filter SYCL Front SP_AMP CONTROL XTAL CHARGE(+)

  • Page 50: Circuit Operation (Handset)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 17 CIRCUIT OPERATION (HANDSET) 17.1. Outline Handset consists of the following ICs as shown in BLOCK DIAGRAM (HANDSET) (P.49). • • • • DECT BBIC (Base Band IC): IC1 − − − − All data signals (forming/analyzing ACK or CMD signal) −...

  • Page 51: Speakerphone

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 17.5. Speakerphone The hands-free loudspeaker at SP+ and SP- works as a ringer/alarm as well. IC2 is used to switch off the telephone loudspeaker and is used to amplify the signal to drive the hands-free loudspeaker. They are selected using the SP_AMP line...

  • Page 52: Circuit Operation (Charger Unit)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 18 CIRCUIT OPERATION (CHARGER UNIT) 18.1. Power Supply Circuit The power supply is as shown.

  • Page 53: Signal Route

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 19 SIGNAL ROUTE...

  • Page 54: Cpu Data (Base Unit)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 20 CPU DATA (BASE UNIT) 20.1. IC8 (BBIC) Pin No. Description Connection at Normal mode at Reset mode INT1n / P1[1] I-PU VDDIO VDD3 VSS4 SDA1/P2[5] D,I/O SCL1/P2[4] INT5n/VDDE/P1[5] I-PU INT2n/P1[2] P1[2] I-PU...
  • Page 55 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Pin No. Description Connection at Normal mode at Reset mode ADC2 ADC2 ADC0 ADC0...

  • Page 56: Cpu Data (Handset)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 21 CPU DATA (HANDSET) 21.1. IC1 (BBIC) Pin No. Description Connection at Normal mode at Reset mode VDDIO O_0/1 O-0/1 O_0/1 O-0/1 AD10 O_0/1 O-0/1 AD11 O_0/1 O-0/1 AD12 O_0/1 O-0/1 AD13 O_0/1...
  • Page 57 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Pin No. Description Connection at Normal mode at Reset mode ACS2/DACK1n/INT3n/P1[ DIOSPU O_0/1 I-PU HOLDn/INT4n/P1[4] DIOSPU I-PU_0/1 I-PU VDDE/HOLDACKn/INT5n D_I/O DIOSPU I-PU /P1[5] BE1n O_0/1 BE0n O_0/1 SCL2/P3[0] I_0/1 O-Hi-Z SDA2 DIOD DAB0...
  • Page 58 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Pin No. Description Connection at Normal mode at Reset mode O_0/1 O-0/1 O_0/1 O-0/1 O_0/1 O-0/1...

  • Page 59: Engineering Mode

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 22 ENGINEERING MODE 22.1. Base Unit...
  • Page 60 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Note: *: When you enter the address, please refer to the table below. Desired Number (hex.) Input Keys Desired Number (hex.) Input Keys [R] + 0 [R] + 1 [R] + 2 [R] + 3...
  • Page 61 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT ex.) Items (*2) Address Default Data New Data Remarks C-ID (FSK) sensitivity 04 6F 01 (6dB up) 02 (12dB up) When hex changes from “00” to “01” or “02”, gain increases by 6dB or 12dB.

  • Page 62: Handset

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 22.2. Handset...
  • Page 63 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Note: *: When you enter the address, please refer to the table in Note: of ENGINEERING MODE (P.59). ex.) Items (*4) Address Default Data New Data Possible Adjusted Possible Adjusted Remarks Value MAX (hex)

  • Page 64: Eeprom Layout (Base Unit)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 23 EEPROM LAYOUT (BASE UNIT) 23.1. Scope The purpose of this section is to describe the layout of the EEPROM (IC3) for the KX-TCD816 Base Unit. The EEPROM contains hardware, software, and user specific parameters. Some parameters are set during production of the base unit, some are set by the user configuration, and some are set during normal use of the phone.
  • Page 65 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Address Initial Name Description Default value Country Type Setting PS ID 0025 EEP_Ps0_Ipui 0x00, 0x00, 0x00, 0x00, first byte:0xA8 (Length Information) 0x00, 0x00, 0x00, 0x00, from second byte:IPUI (Normal:5byte, Max:13byte) 0x00, 0x00, 0x00, 0x00,...
  • Page 66 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 23.3.3. Flash Time Setting Address Initial Name Description Default value Country Type Setting 0365 EEP_FlashTime1 Calibrated loop-break time for “80 ms” 0x08 Unit: 10 ms, defaults to 80 ms 0366 EEP_FlashTime2 Calibrated loop-break time for “90 ms”...
  • Page 67 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Address Initial Name Description Default Country Type value Setting Valid data for Add Zero (for NewZealand) 03B8 EEP_AddZeroDataCount 0x05 03B9 EEP_KpnVmwiConfig CLIP RingVmwi set configuration 0x01 Bit0:LongBellFuncOff...1=enable, 0=disable Bit1:StatusSucceed...1=enable, 0=disable Bit2-7:Unused RPAS minimum duration...
  • Page 68 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Address Initial Name Description Default Country Type value Setting 03D4 EEP_CasMinDuration CAS minimum duration 0x06 Unit: 10ms, Default: 60ms 03D5 EEP_CasMaxDuration CAS maximum duration 0x0D Unit: 10ms, Default: 130ms 03D6 EEP_DtmfMinDuration DTMF minimum duration...

  • Page 69: Flash Layout (Handset)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 24 FLASH LAYOUT (HANDSET) 24.1. Scope The purpose of this section is to describe the layout of the FLASH (IC11) for the KX-TCA181 Handset. The FLASH contains hardware, software, and user specific parameters. Some parameters are set during production of the handset, some are set by the user when configuring the handset, and some during normal use of the phone.
  • Page 70 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 24.3.2. MMI Setting Address Initial Name Description Default value Country Type Setting 01DC EEP_FactoryLanguageSetting Selected Language for LCD 0x01 0x14 GERAM:0 ENGLISH:1 SPANISH:2 NORWEGIAN:3 FRENCH:4 ITALIAN:5 DENISH:6 DUTCH:7 SWEDISH:8 FINNISH:9 GREEK:10 TURKISH:11 HUNGARIAN:12...
  • Page 71 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Address Initial Name Description Default value Country Type Setting Country parameter 0362 EEP_CountryFunction 0x02 0bit: Reset Ear-SP Vol. after Talk...0: Hold, 1: Reset 1bit: PBX Phone-Book...0: Enable, 1: Disable 2bit: Ringer Option Menu (Base Setting)...0: Off, 1: 3bit: SMS Print...0: Off, 1: On...

  • Page 72: How To Replace The Flat Package Ic

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 25 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 73: Flat Package Ic Installation Procedure

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 25.3. FLAT PACKAGE IC INSTALLATION PROCEDURE 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 74: Cabinet And Electrical Parts (Base Unit)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 26 CABINET AND ELECTRICAL PARTS (BASE UNIT)

  • Page 75: Cabinet And Electrical Parts (Handset)

    27 CABINET AND ELECTRICAL PARTS (HANDSET) Note: (*1) The rechargeable Ni-MH battery P03P (HHR-4EPT) is available through sales route of Panasonic. (*2) Attach the spacer (No. 131) to the exact location described above. (*3) This cable is fixed by connector lock. Refer to Fix the LCD to the Main P.C.Board (Handset) (P.16).

  • Page 76: Cabinet And Electrical Parts (Charger Unit)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 28 CABINET AND ELECTRICAL PARTS (CHARGER UNIT)

  • Page 77: Accessories And Packing Materials

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 29 ACCESSORIES AND PACKING MATERIALS 29.1. KX-TCD816UAS/UAT...

  • Page 78: Kx-Tca181Uas/Uat

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 29.2. KX-TCA181UAS/UAT...

  • Page 79: Terminal Guide Of The Ics, Transistors And Diodes

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 30 TERMINAL GUIDE OF THE ICs, TRANSISTORS AND DIODES 30.1. Base Unit 30.2. Handset...

  • Page 80: Charger Unit

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 30.3. Charger Unit...

  • Page 81: Replacement Parts List

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 31 REPLACEMENT PARTS LIST 1. RTL (Retention Time Limited) Ref. Part No. Part Name & Description Remarks Note: PQHS10678Z TAPE, DOUBLE SIDED (FRONT) The marking (RTL) indicates that the Retention Time is PQGG10301Z1...
  • Page 82 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks ELJRF8N2JFB COIL R135 ERJ3GEYJ103 MQLRER10JFA COIL R138 ERJ8GEYJ270 MQLRER10JFA COIL R139 ERJ2GEJ471 (JACK) R140 ERJ2GEJ102 PQJJ1B4Y JACK...

  • Page 83: Handset

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C149 ECUV1H100DCV PQSA10159Z ANTENNA C151 ECUV1A475KB PQWE10041Z BATTERY TERMINAL C153 ECJ0EC1H220J PQJT10233Z CHARGE TERMINAL (L) C154 ECUE1H100DCQ...
  • Page 84 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks B0JCDD000002 DIODE(SI) ERJ3GEYJ101 MA8051 DIODE(SI) ERJ3GEYJ102 MA8051 DIODE(SI) ERJ3GEYJ103 B0JCDD000002 DIODE(SI) ERJ3GEY0R00 B0JCDD000002 DIODE(SI) ERJ2GEJ103 LED8 B3AEB0000061...

  • Page 85: Charger Unit

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R203 D0GA222JA015 ECJ0EC1H100D R204 ERJ2GE0R00 ECJ0EC1H100D (CAPACITORS) ECJ0EC1H100D EEE0GA331WP ECUV1H100DCV ECUV1C104KBV ECUV1H101JCV 100P ECUV1H100DCV ECUV1H101JCV 100P ECST0JY106...

  • Page 86: Accessories And Packing Materials

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT and The Setting Method of JIG (Handset) (P.39). Ref. Part No. Part Name & Description Remarks Part No. Part Name & Description Remarks 300-8 PQKF10689Z1 CABINET COVER (for KX- PS-HB PQZZ1CD300E JIG CABLE (*1)

  • Page 87: For Schematic Diagram

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 32 FOR SCHEMATIC DIAGRAM 32.1. Base Unit (SCHEMATIC DIAGRAM (BASE UNIT)) Notes: 1. DC voltage measurements are taken with voltmeter from the negative voltage line. 2. This schematic diagram may be modified at any time with the development of new technology.

  • Page 88: Schematic Diagram (Base Unit)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 33 SCHEMATIC DIAGRAM (BASE UNIT) NC (2125) LINE_DC TP26 TP27 TP28 TP29 100K NC (2125) 2.2K R106 C101 180K K1000p TP_RLY1 K1500p L1T/TP_RLY2 L2T/TP_RLY3 C_ID, Bell Signal R107 C102 L1R/TP_RLY4 TP_RLY5 C263 180K...
  • Page 89 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Loop Current C130 D10p 2.2K 100K ANT_2 (2125) ANT_1 100K TX_AF RX_AF R121 R120 +2.5V C138 C137 TP10 3.3V +3.3V TX DATA 1 GND1 GND14 +2.5V R117 2 ANT2 GND13 3 VCCPA GND12...
  • Page 90 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 34 SCHEMATIC DIAGRAM (HANDSET) SP-Phone ON: 3.3V OFF: 0V +4.0V SP_TEST2 TALK (Back light OFF) : 3.65V TP12 VOUT2 TP10 +VREF C80 K2.2u C16 K0.1u +BAT +4.0V +1.8V +VIN +3.3V 21-25 TP11 -VIN VOUT1 K0.1u...
  • Page 91 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT +3.3V +3.3V+1.8V 2.2K IC11 +3.3V IC13 2.2K BYTE +3.3V DQ15 DQ15/A-1 R53 NC DQ14 DQ14 CE_SRAM +3.3V DQ13 DQ15 HEADSET JACK DQ13 DQ15 DQ14 +3.3V DQ12 DQ14 D10p DQ13 DQ12 DQ13 +3.3V DQ12...

  • Page 92: Schematic Diagram (Handset_Operation)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 35 SCHEMATIC DIAGRAM (HANDSET_OPERATION) 2COL7 2COL6 2COL5 2COL4 2COL3 2COL2 CN10 2COL1 2ROW0 2COL0 2ROW1 2ROW2 2COL3 2COL4 2COL2 2COL1 2COL0 2COL7 2COL6 2COL5 +3.0V POWER KX-TCD181 SCHEMATIC DIAGRAM (Handset_Operation)

  • Page 93: Schematic Diagram (Charger Unit)

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 36 SCHEMATIC DIAGRAM (CHARGER UNIT) Charge_(+) DC_PLUG Charge_(-) NC : No Components SCHEMATIC DIAGRAM (Charger Unit)
  • Page 94 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Memo...
  • Page 95 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT...
  • Page 96 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT...
  • Page 97 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT IC20 A201 R124 R123 R129 10 11 R130 C116 C121 C117 R125 C119 R121 R128 R126 R122 C114 C120 R127 C115 REV_TEST1 REV_TEST2 R153 R152 R179 C128 C127 C152 C89 BATTERY- BATTERY+ TP19...
  • Page 98 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT C63 C26 R199 R172 R173 R200 R165 R169 R192 R196 R164 R168 R191 R195 R163 R167 R190 R194 R162 R166 R189 R193 R202 C134 C102 C106 R150 C111...
  • Page 99 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT...
  • Page 100 KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT...

  • Page 101: Component View

    KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT 40 CIRCUIT BOARD (CHARGER UNIT) 40.1. Component View PQUP11348Z CIRCUIT BOARD (Charger Unit (Component View)) 40.2. Flow Solder Side View KX-TCD800 SERIES PQLV30040ZA PQUP11348Z CIRCUIT BOARD (Charger Unit (Flow Solder Side View)) KXTCD816UAS...

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