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Teléfonos inalámbricos Contenido y precauciones de seguridad Controles de operación FD-9839 Procedimientos de alineamiento Diagrama a bloques Diagramas esquemáticos Procedimiento de localización de fallas Carta de voltajes de transistores y de IC Identificación de terminales de semiconductores Localización de partes eléctricas Diagramas de conexiones (alambrado) Vistas explotadas y lista de partes mecánicas...
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FILE NO. 2B0-9911 SERVICE MANUAL CORDLESS TELEPHONE FD-9839 PUBLISHED IN JAPAN, Dec., 1999...
ALIGNMENT PROCEDURE Base Unit Transmitter Section Connections BASE Unit Spectrum Analyzer FM Deviation Meter Test Point (J1) AC Adapter (120V 60Hz) Preset a) Remove the solder on the pattern (refer to the illust. below). b) Set the “TONE / PULSE” switch to PULSE. c) Connect the AC adapter to the base unit while pressing the “PAGE”...
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Receiver Section Connections BASE Unit Test Point (J1) DC IN Discriminator DC Voltmeter 9V Jack Test Point AC 120V 60Hz Adapter Preset a) Remove the solder on the pattern (refer to the illust. below). b) Set the “TONE/PULSE” switch to PULSE. c) Connect the AC adapter to the base unit while pressing the “PAGE”...
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Handset Unit Transmitter Section Connection Handset Unit Spectrum Analyzer FM Deviation Meter Test Batt Point (J601) Connector DC Power Supply 3.8V Preset a) Remove the solder on the pattern (refer to the illust. below). b) Connect DC power supply to battery connector on the handset unit. c) Turn the DC power supply On while pressing “...
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Receiver Section Connections HANDSET Unit RF SG Test Point (J601) Battery Discriminator DC Power Supply DC Voltmeter Connector Test Point DC 3.8V Preset 1) Remove the solder on the pattern (refer to the illust. below). 2) Connect DC power supply to battery connector on the handset unit. 3) Turn the DC power supply ON while pressing “...
TROUBLESHOOTING HINTS 1. The bell does not ring. See 2. The bell does not ring When the PAGE SW of the & page does not ring. base is pressed, does the ringer on the handset ring? When the TEL SG is joined Check IC5 and TEL network with the base to make bell circuit.
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2. The bell does not ring & page does not ring. Can the base and handset be See 3. The base and handset connected? cannot be connected. Press handset DIAL key When the key of the handset is Check IC606. while in TALK MODE.
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3. The base and handset cannot be connected. Check whether the base Check IC4 and its is able to set in the test peripheral circuit. mode 1. Check the TX POWER Check base RF unit. and the TX FREQUENCY on the base unit. Press “PAGE”...
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Press “3” key, check Check whether there is a Check whether there is Check IC602 and its whether deviation of the pulse data waveform at a pulse data waveform at periperal circuit. TX data is app. ±23kHz C630. pin 40 of IC602. ~ ±46kHz Dev.
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4. Cannot make a phone call (pulse). Can the base and handset See 3. The base and handset be connected? cannot be connected. While in TALK MODE, press Check IC8 and its peripheral dial key of the handset. circuit. C h e c k w h e t h e r s q u a r e waveform from pin 46 of IC8 is fed.
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6. Voice cannot be transmitted to other party (outgoing call). Can the base and handset be See 3. The base and handset connected? cannot be connected. The 1 kHz, 3.3mV sine Check Q606 and its wavefor m i s a p p l i e d t o peripheral circuit.
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7. The voice of the caller cannot be heard (incoming call). Can the base and handset be See 3. The base and handset connected? cannot be connected. The 1 kHz, 82.0mV sine Check the base TEL-line waveform is applied to TEL- circuit and REPLAY control line of the base, can the 1 kHz circuit.
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8. The voice of the caller cannot be recorded. Check hearing the OGM Check around IC402 and when push OGM key. IC408. When 1 kHz -20dBm sine Can the sine wave be seen Check TEL network primary waveform is applied to TEL- at C29? circuit.
IC AND TRANSISTOR VOLTAGE CHART Base Unit Unit[V] Unit[V] Ref. No. PIN STBY TALK NOTE Ref. No. PIN STBY TALK NOTE Sine wave Pulse Random Random Sine wave Sine wave Pulse Random Pulse Pulse Pulse Sine wave Sine wave Sine wave...
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Unit[V] Unit[V] Ref. No. PIN STBY TALK NOTE Ref. No. PIN STBY TALK NOTE Sine wave Sine wave Random Random Random Random Random Pulse IC401 IC402...
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Unit[V] Unit[V] Ref. No. PIN STBY TALK NOTE Ref. No. PIN STBY TALK NOTE Random Random Random Q401 Q402 Q403 Random Random Q404 Random Pulse Pulse Q405 Pulse Q406 Q407 11.2 10.6...
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Handset Unit[V] Unit[V] Ref. No. PIN STBY TALK NOTE Ref. No. PIN STBY TALK NOTE OPEN OPEN 0.8-2.8 Pulse Pulse OPEN OPEN OPEN OPEN 0.0-2.8 Pulse OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN 0.0-2.8 Pulse OPEN OPEN 0.0-2.8 Pulse 0.6-2.6 0.6-2.6 Float...
PARTS LIST PRODUCT SAFETY NOTE : Products marked with a have special characteristics important to safety. Before replacing any of these components, read carefully the product safety notice of this service manual. Don’t degrade the safety of the product through important servicing. Symbol Symbol ±...
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LOC. REF. PART NO. DESCRIPTION RC008318 BCML815625Z CERAMIC M/L (1608) 0.0056UF 50V K B RC008270 BCML811235Z CERAMIC M/L (1608) 0.012UF 50V K B RC005208 BCML814725Z CERAMIC M/L (1608) 0.0047UF 50V K B RC005206 BCML812225Z CERAMIC M/L (1608) 0.0022UF 50V K B RC008485 BCMM813914Z CERAMIC M/L (1608) 390PF 50V J CH...
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LOC. REF. PART NO. DESCRIPTION C118 RC005205 BCML811035Z CERAMIC M/L (1608) 0.01UF 50V K B C121 RC008731 BCXK311050Z CERAMIC M/L (2125) 1UF 16V Z F C122 RC005204 BCML811025Z CERAMIC M/L (1608) 0.001UF 50V K B C151 RC005205 BCML811035Z CERAMIC M/L (1608) 0.01UF 50V K B C152 RC005204 BCML811025Z...
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LOC. REF. PART NO. DESCRIPTION C417 RC008270 BCML811235Z CERAMIC M/L (1608) 0.012UF 50V K B C418 RC005204 BCML811025Z CERAMIC M/L (1608) 0.001UF 50V K B C419 RC005204 BCML811025Z CERAMIC M/L (1608) 0.001UF 50V K B C420 RC005206 BCML812225Z CERAMIC M/L (1608) 0.0022UF 50V K B C421 RC005202 BCML311045Z...
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LOC. REF. PART NO. DESCRIPTION C611 RC005202 BCML311045Z CERAMIC M/L (1608) 0.1UF 16V K B C612 RC008296 BCSH901006Z TANTALUM CHIP 10UF 6.3V M C-122 C613 RC008296 BCSH901006Z TANTALUM CHIP 10UF 6.3V M C-122 C614 RC008296 BCSH901006Z TANTALUM CHIP 10UF 6.3V M C-122 C615 RC005210 BCMM811014Z CERAMIC M/L (1608) 100PF 50V J CH...
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LOC. REF. PART NO. DESCRIPTION C660 RC008646 BCMN812204Z CERAMIC M/L (1608) 22PF 50V J RH C661 RC003284 BCFZ901016Z ELECTROLYTIC 100UF 6.3V M C-258 C670 RC005276 BCML818225Z CERAMIC M/L (1608) 0.0082UF 50V K B C671 RC005208 BCML814725Z CERAMIC M/L (1608) 0.0047UF 50V K B DIODES RC002236 BDAY0246003...
100×100×0.1T RC008423 VNYL3102500 VINYL BAG 100×250×0.1T ASSEMBLY PARTS LIST NOTE: Following part numbers are not available as replacement parts. Order parts necessary for repair or contact the Toshiba Factory Service Center. LOC. REF. PART NO. DESCRIPTION RC009060 AC625BLBA BASE MAIN PCB ASSEMBLY...
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