Toshiba FT-7007LBR Service Manual Download Page 1 | Manualshive

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PUBLISHED IN JAPAN, Nov., 1998

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FT-7007LR

FT-7007LBR

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Summary of Contents for FT-7007LBR

Page 1: ... PUBLISHED IN JAPAN Nov 1998 0 10 2 3 456789 FT 7007LR FT 7007LBR ...

Page 2: ... circuitry etc may alter the safety characteristics of these models and potentially create a hazardous situation for the user Any design alterations or additions will void the manufacturer s warranty and will further relieve the manufacturer of responsibility for personal injury or property damage resulting therefrom 2 PRODUCT SAFETY NOTICE Many electrical and mechanical parts in this chassis have...

Page 3: ...T 7007 TOSHIBA PAGE POWER CHARGE TONE PQ RS 25CHANNEL Helical Antenna Speed Dial Index Card back Write all your memorized telephone numbers TALK BATT LOW LED TALK Button CHANNEL Button 0 9 æ Buttons TONE MEM Button REDIAL PAUSE Button FLASH Button Rechargeable Battery Pack back Charging Contacts Telephone Modular Jack DC in 9V Jack T P TONE PULSE Switch Base Antenna CHARGE LED PAGE Button Charging...

Page 4: ...ignment Procedure Alignment Point Location on Main PCB Step Adjustment Remarks 1 L8 Connect the oscilloscope across a 50 ohm load to RF test point Set the digital voltmeter at the test point of TX VCO Adjust L8 to indicate DC 2 8V 0 05V 2 Connect the frequency counter across a 50 ohm dummy load to RF test point Make sure that the frequency is 46 770 MHz 1500Hz AC Adapter 120V 60Hz BASE Unit Dummy ...

Page 5: ...ent Procedure T P SW L4 S1 P T DISCRI Test Point RX VCO Test Point L2 RT2 RT1 RF Test Point Step Preset to Adjustment Remarks 1 SG 1mV No modulation L4 Connect the SG to the RF test point Connect the digital voltmeter to the test point of the RX VCO Adjust L4 to indicate DC 3 3V 0 05V 2 SG 1mV No modulation L2 Set the digital voltmeter at the test point of DISCRI Adjust L2 to indicate 2 0V 0 05V 3...

Page 6: ...nt Location on Main PCB Preset Turn Power On Connect battery while depressing æ and keys A beep will be heard Press the 1 key then the TX Mode is entered CH1 Alignment Procedure L506 TX VCO Test Point RF Test Point Step Adjustment Remarks 1 L506 Set the digital voltmeter at the test point of TX VCO then adjust L506 to indicate DC 0 8V 0 05V 2 Connect the frequency counter across a 50 ohm dummy loa...

Page 7: ...V No modulation L503 Press the 1 key then the TX Mode is entered Set the digital voltmeter at the test point of RX VCO See page 25 then adjust L503 to indicate DC 2 0 V 0 05V 2 SG 1mV No modulation L502 Press the 4 key then the RX Adjust Mode is entered Connect SG to RF Test Point Set the digital voltmeter to the DISCRI Test Point Adjust L502 to indicate DC 0 9V 0 05V 3 SG 1mV 1kHz 3kHz deviation ...

Page 8: ...7 BLOCK DIAGRAMS Base Unit ...

Page 9: ...8 Handset ...

Page 10: ...9 10 SCHEMATIC DIAGRAMS Base Unit RF TEST POINT RX VCO TEST POINT TX VCO TEST POINT DISCRI TEST POINT ...

Page 11: ...11 12 Handset RX VCO TEST POINT RF TEST POINT TX VCO TEST POINT DISCRI TEST POINT ...

Page 12: ...ignal is there pulse wave on Pin 4 of IC2 Then is there pulse wave on Pin 24 of IC3 By using voltage chart check IC3 Check the surrounding circuit where the voltage is incorrect By using voltage chart check IC2 Check TEL network primary circuit Check IC3 C85 R45 and R44 IC3 is defective See 2 The bell does not ring page does not ring IC2 is defective OK NG OK OK NG OK NG OK NG NG ...

Page 13: ... of the base is pressed does pin22 of IC3 change from high to low Check IC3 and its peripheral circuit When the key of the handset is pressed can the pulse output at pin 38 of IC502 be seen Check RINGER SP501 Check S2 R58 and R73 See 3 The base and handset cannot be connected Check IC502 OK OK OK NG OK NG NG NG At the Q505 collector can the pulse wave be seen OK Check R565 R586 and Q505 NG ...

Page 14: ... 6 49 83MHz 200Hz 8kHz Dev 1mV output signal from ANT IN is applied Can the CHG LED be lighted Check whether there is a 200Hz data waveform at pin 27 of IC1 NG NG Check MO1 FT1 FT2 L2 L4 and their peripheral circuits Try adjust RXVCOVOLTAGE and DISCRIVOLTAGE again Check Whether there is a 200Hz data waveform at pin 23 of IC1 NG Check R7 C29 and C26 OK OK OK Check whether there is a 200Hz data wave...

Page 15: ...nal from ANT IN is applied Check whether the bell ring Check whether there is a 200Hz data waveform at Pin 27 of IC501 OK NG NG Check MO501 FT501 FT502 L503 and their peripheral circuits Try adjust RX VCO VOLTAGE and DISCRI VOLTAGE again Place the handset on the base to charge about 5 seconds then connect again Check whether there is a 200Hz data waveform at Pin 23 of IC501 NG NG Check R507 C518 a...

Page 16: ...C3 Check the base TEL line network primary circuit NG OK NG OK 5 Cannot make a phone call tone Can the base and handset be connected See 3 The base and handset be cannot be connected OK NG While in TALK MODE press dial key of the handset Can tone waveform from Pin 1 of IC3 is fed Check IC3 OK NG Can tone signal be heard from the handset speaker Check Pin 18 20 of IC1 Q1 and their peripheral circui...

Page 17: ...nd Pin 9 11 peripheral circuits of IC501 OK NG TX output signal from the handset is detected by the liner detector can the 1kHz 3kHz Dev sine waveform be fed Check C509 R569 and R527 OK NG Check Whether there is the 1kHz sine waveform at Pin16 of IC1 Check IC1 and Pin15 16 peripheral circuits of IC1 OK NG Check whether there is the 1kHz sine waveform at Pin20 of IC1 Check IC1 and Pin17 20 peripher...

Page 18: ... IC1 OK NG Check whether there is the 1kHz sine waveform at Pin9 of IC1 Check IC1 and Pin9 11 peripheral circuits of IC1 OK NG TX output signal from the base is detected by the liner detector can the 1kHz 3kHz Dev sine waveform be fed Check C65 and R51 OK NG Check whether there is the 1kHz sine waveform at Pin16 of IC501 Check IC501 and Pin15 16 peripheral circuits of IC501 OK NG Check whether the...

Page 19: ... 4 6 4 4 Sine wave 33 4 9 Vcc 34 3 5 3 6 3 4 Sine wave 35 1 2 1 0 GND 36 1 0 1 0 37 0 1 0 7 38 3 5 3 5 3 4 Sine wave 39 0 5 1 5 40 1 1 41 2 0 2 42 4 3 5 3 8 43 5 4 8 Vcc 4 8 Sine wave 44 Vcc Vcc Ref No PIN STBY TALK NOTE 45 0 5 0 8 46 Vcc 4 3 8 47 GND 1 4 IC1 48 GND GND 1 OPEN OPEN Sine wave 2 OPEN OPEN Sine wave 3 GND GND IC2 4 Vcc GND 1 GND GND 2 Vcc Vcc 3 GND GND 4 GND GND 5 3 8 GND 3 8 GND Clo...

Page 20: ...T 47 GND GND DATA ENB IC3 48 GND GND NC 1 Vcc Vcc 2 Vcc Vcc IC4 3 GND GND E 1 8 1 0 C GND 4 3 Sine wave Q1 B 1 0 1 8 Sine wave E 4 4 2 1 5 Sine wave C Vcc 4 5 Q2 B GND 2 5 2 Sine wave E GND GND C Vcc Vcc 3 5 Sine wave Q3 B GND 0 8 E 0 6 GND GND C GND GND Q4 B GND 0 6 E 5 6 5 6 C 10 9 9 8 Sine wave Q5 B 6 3 6 3 E GND GND C Vcc Vcc Q6 B GND GND E 0 8 GND C GND GND Q7 B GND 0 8 E GND GND C 10 9 0 1 Q...

Page 21: ...3B3 E JK LMN 8A 9B9 A 9 C D 85 9B9 F 9 FB3 9 JK LMN 8E 9 9 E 8F 3 3B3 E 9 FB3 8 JK LMN 8G 9 3 4 9 9B9 F 3 3 C D 3 9 4B4 9 4 9 6774 4 9 4 9 8 9 4 AB4 E JK LMN A93 9 4 A 0 1 2 A 9 9 5 5 9 3 G E 9 9 G A93 F 9 9 O P 3 9 9 4 4 5 4 A 2 2 8 9 9 9 9 A 9B4 9 9B3 F 1 5 9B4 5 9B4 5 1 E 4 5 4 5 677 F 9 9 G 9 9 39 9 9 33 9 9 34 9 9 38 9 4 5 3 9 9 3A 9B4 5 9B4 5 C D 35 9B4 5 9B4 5 C D 3E 9B4 5 9B4 5 C D 3F 4 5 ...

Page 22: ...C502 48 0 0 NC 1 2 6 2 6 OUT 2 2 6 2 6 Vcc IC503 3 0 0 GND 1 2 6 2 6 OUT 2 2 6 2 6 Vcc IC504 3 0 0 GND E 2 6 2 6 C 0 2 6 Q501 B 2 0 2 6 2 0 E 0 0 GND C 0 1 7 2 6 Sine wave Q502 B 0 0 5 0 8 Sine wave E 0 0 5 1 1 Sine wave C 0 2 6 2 6 Q503 B 0 1 5 1 4 1 8 Sine wave E 2 6 2 6 C 0 0 Q505 B 2 1 2 6 2 6 RING E 0 0 GND C 2 6 2 6 Q506 B 0 0 ...

Page 23: ...10 34 P01 L11 33 P02 L12 32 P03 L13 31 P04 L14 30 P05 L15 29 P06 L16 28 P07 L17 27 P10 26 P11 25 1 DTMF 2 RST 3 MDD0 4 MDD1 5 X0 6 X1 7 Vcc 8 P50 X0A 9 P51 Z1A 10 P27 11 P26 12 P25 IC3 MB89173PF IC1 TB31224AF 1 2 3 IC4 PH5VL40CA GND2 48 TX OUT 47 RX OUT 46 C RECT 45 VCO2 44 VCO1 43 VCO CONT 42 V CC2 41 1st MIX IN 40 V REF 39 15 PRE IN 16 PRE OUT 17 EXP OUT 18 RECE IN 19 RO1 20 RO2 21 BAT ALM 22 RS...

Page 24: ... 29 P06 L16 28 P07 L17 27 P10 26 P11 25 1 DTMF 2 RST 3 MDD0 4 MDD1 5 X0 6 X1 7 Vcc 8 P50 X0A 9 P51 Z1A 10 P27 11 P26 12 P25 IC502 MB89173PF IC501 TB31224AF 1 2 3 IC503 RH5VL22CA IC504 RH5VT19CA GND2 48 TX OUT 47 RX OUT 46 C RECT 45 VCO2 44 VCO1 43 VCO CONT 42 V CC2 41 1st MIX IN 40 VREF 39 15 PRE IN 16 PRE OUT 17 EXP OUT 18 RECE IN 19 RO1 20 RO2 21 BAT ALM 22 RSSI 23 D COMP OUT 24 D COMP IN 1st MI...

Page 25: ...JV13 JV8 C90 R44 R59 C88 JV14 R60 Q7 R77 R75 R76 Q6 C521 C 5 0 7 C510 R509 R571 R521 L503 C571 FT501 C507 R502 C508 FT502 C511 R576 C540 C536 X501 C553 C559 R538 C560 R539 D506 C574 C516 C514 J501 R504 C570 C564 R536 C566 C551 C550 R534 X502 C543 C552 R532 RT502 R531 JV502 C573 C542 R528 R523 R537 C529 R520 R516 R517 R568 C528 R514 R515 C525 C526 C549 R530 R529 C558 R540 R583 R533 R577 R508 C572 R...

Page 26: ...27 WIRING DIAGRAM Handset ...

Page 27: ...28 EXPLODED VIEWS AND MECHANICAL PARTS LIST Base Unit 4 12 7 3 9 1 5 11 MAIN ASSY 2 10 8 ANTENNA 6 10 10 ...

Page 28: ... GCAS356529Z CASE TOP for FT 7007LBR ABS 4 RC005179 PLBZ456713Z LABEL INDICATION 1 5 RC004260 HTML451367Z CHARGE TERMINAL C5191 PBP 2 6 RC002384 LFUT428079Z FOOT BUMPON SJ 5916 1 6T 2 7 RC004258 GCAS451491Z HOOK for FT 7007LR ABS 1 RC004295 GCAS451366Z HOOK for FT 7007LBR ABS 8 RC008183 PLBS459335Z LABEL ID 1 9 RC004257 GCAS451365Z LED LENS PMMA 1 10 RC000941 SSCW802608N SCREW P TIGHT BIND HD D2 6...

Page 29: ...30 Handset 57 58 64 65 60 BATTERY 67 54 59 66 67 68 67 51 56 55 62 KEY BOARD RUBBER 52 67 63 SPEAKER 61 ANTENNA 53 ...

Page 30: ... BSP 1 57 RC004277 GCAS451495Z COVER BATTERY for FT 7007LR ABS 1 RC004301 GCAS351356Z COVER BATTERY for FT 7007LBR ABS 58 RC002382 KDPT440824Z COVER MEMORY PC 0 25T CLEAR 1 59 RC000931 RCLR419969Z CUSHION BUMPON 1 6T 2 60 RC003646 RCUM481640Z CUSHION MOLTPRENE SP 12T 1 61 RC004286 RCUN451209Z CUSHION NEOPRENE 1 62 RC004283 LHDZ451208Z DUAL HOLDER EPDM 1 63 RC005196 GHDZ356466Z HOLDER SPEAKER for F...

Page 31: ...AMIC M L 2125 BULK 0 015UF 50V K B C15 RC004495 BCUB516835Z CERAMIC M L 2125 BULK 0 068UF 25V K B C16 RC000777 BCZY0120001 SEMI CONDUCTOR CZ 120 0 022UF 18V C17 RC008020 BCZY0260001 MYLAR METALLIZED CZ 260 0 56UF 250V K C18 RC004496 BCUB811025Z CERAMIC M L 2125 BULK 0 001UF 50V K B C19 RC004508 BCXC311050Z CERAMIC M L 3216 BULK 1UF 16V Z F C20 RC004496 BCUB811025Z CERAMIC M L 2125 BULK 0 001UF 50V...

Page 32: ...C 0 001UF 500V K YB B C69 RC004497 BCUB811035Z CERAMIC M L 2125 BULK 0 01UF 50V K B C70 RC004562 BCUB814725Z CERAMIC M L 2125 BULK 0 0047UF 50V K B C71 RC004497 BCUB811035Z CERAMIC M L 2125 BULK 0 01UF 50V K B C72 RC005161 BCAP311016Z ELECTROLYTIC 100UF 16V M C 130 C73 RC004497 BCUB811035Z CERAMIC M L 2125 BULK 0 01UF 50V K B C74 RC004741 BCUP811040Z CERAMIC M L 2125 BULK 0 1UF 50V Z F C75 RC00804...

Page 33: ... M L 2125 BULK 0 001UF 50V K B C536 RC004481 BCUA811514Z CERAMIC M L 2125 BULK 150PF 50V J CH C538 RC004482 BCUA812204Z CERAMIC M L 2125 BULK 22PF 50V J CH C540 RC004563 BCUC812091Z CERAMIC M L 2125 BULK 2PF 50V C CK C541 RC004482 BCUA812204Z CERAMIC M L 2125 BULK 22PF 50V J CH C542 RC005388 BCUA813904Z CERAMIC M L 2125 BULK 39PF 50V J CH C543 RC004478 BCUA811014Z CERAMIC M L 2125 BULK 100PF 50V J...

Page 34: ...178 BFLY0917001 FILTER FL 917 FFE1070NA13UXL1 FT2 RC004638 BFLY0743001 FILTER CERAMIC FL 743 LTW33 455D FT3 RC008179 BFLY0944001 FILTER LC FL 944 B803D 1133TX FT501 RC008178 BFLY0917001 FILTER FL 917 FFE1070NA13UXL1 FT502 RC004638 BFLY0743001 FILTER CERAMIC FL 743 LTW33 455D FT504 RC004397 BFLY0742001 FILTER FL 742 H829D 1001TX IC s IC1 RC008177 BDEY3778001 TB31224AF IC2 RC000802 BDEY0577001 PC817...

Page 35: ...IP 3 3K 1 10W J BULK R7 RC004513 BRFX011034Z CARBON FIXED CHIP 10K 1 10W J BULK R8 RC004514 BRFX011044Z CARBON FIXED CHIP 100K 1 10W J BULK R9 RC004534 BRFX013324Z CARBON FIXED CHIP 3 3K 1 10W J BULK R10 RC004546 BRFX016834Z CARBON FIXED CHIP 68K 1 10W J BULK R11 RC004511 BRFX011014Z CARBON FIXED CHIP 100 1 10W J BULK R12 RC004743 BRFX013914Z CARBON FIXED CHIP 390 1 10W J BULK R13 RC004533 BRFX013...

Page 36: ...1024Z CARBON FIXED CHIP 1K 1 10W J BULK R61 RC004514 BRFX011044Z CARBON FIXED CHIP 100K 1 10W J BULK R62 RC004537 BRFX014714Z CARBON FIXED CHIP 470 1 10W J BULK R63 RC004537 BRFX014714Z CARBON FIXED CHIP 470 1 10W J BULK R64 RC004511 BRFX011014Z CARBON FIXED CHIP 100 1 10W J BULK R65 RC004513 BRFX011034Z CARBON FIXED CHIP 10K 1 10W J BULK R66 RC004566 BRFX181034Z CARBON FIXED CHIP 10K 1 8W J BULK ...

Page 37: ...XED CHIP 560K 1 10W J BULK R528 RC004519 BRFX011544Z CARBON FIXED CHIP 150K 1 10W J BULK R529 RC004519 BRFX011544Z CARBON FIXED CHIP 150K 1 10W J BULK R530 RC004519 BRFX011544Z CARBON FIXED CHIP 150K 1 10W J BULK R531 RC004547 BRFX016844Z CARBON FIXED CHIP 680K 1 10W J BULK R532 RC004572 BRFX013934Z CARBON FIXED CHIP 39K 1 10W J BULK R533 RC004519 BRFX011544Z CARBON FIXED CHIP 150K 1 10W J BULK R5...

Page 38: ...010004Z CARBON FIXED CHIP 0 1 10W J BULK R588 RC004550 BRFX180004Z CARBON FIXED CHIP 0 1 8W J BULK RT1 RC005661 BRTY0572203 SEMI FIXED RT 572 NVZ6TL1B203 20KB RT2 RC004606 BRTY0572104 SEMI FIXED RT 572 NVZ6TL1B104 100KB RT501 RC005661 BRTY0572203 SEMI FIXED RT 572 NVZ6TL1B203 20KB RT502 RC004606 BRTY0572104 SEMI FIXED RT 572 NVZ6TL1B104 100KB SWITCHES S1 RC003604 BSWY0755001 SW 755 SBHA12B 06 S2 R...

Page 39: ...430478Z AIR BAG BASE RC005626 UDZZ21535MZ BOOKLET RC004291 WETC420086Z COVER ANT EPE RC005618 WBXZ357869Z DISPLAY BOX for FT 7007LR RC005619 WBXZ357871Z DISPLAY BOX for FT 7007LBR RC004688 PLBB454286Z LABEL BARCODE PAPER RC004689 PLBB454287Z LABEL BARCODE PAPER RC005625 UDZZ01535MZ OWNER S MANUAL RC005628 WCTZ457870Z SHIPPING CARTON BOX for FT 7007LR RC005629 WCTZ457872Z SHIPPING CARTON BOX for FT...

Page 40: ...z 44 320 MHz 12 49 360 MHz 44 360 MHz 13 49 400 MHz 44 400 MHz 14 49 460 MHz 44 460 MHz 15 49 500 MHz 44 480 MHz 16 49 670 MHz 46 610 MHz 17 49 845 MHz 46 630 MHz 18 49 860 MHz 46 670 MHz 19 49 770 MHz 46 710 MHz 20 49 875 MHz 46 730 MHz 21 49 830 MHz 46 770 MHz 22 49 890 MHz 46 830 MHz 23 49 930 MHz 46 870 MHz 24 49 990 MHz 46 930 MHz 25 49 970 MHz 46 970 MHz 4 Tel Line Voltage Load DC 48V 2V 600...

Page 41: ...q Response Input Ratio REF Freq 1KHz REF DEV 3KHz 300 Hz dB 4 0 4 0 0 0 3000 Hz dB 5 0 3 0 1 0 TELEPHONE LINE UNIT MIN MAX NOMINAL 1 Off Hook Impedance at 1000Hz Ω 500 1500 1000 2 Off Hook DC Resistance DC 40mA Ω 100 300 245 3 Min Ringer Input Level at 20Hz Vrms 40 23 4 Pulse Dialing a Dialing Rate pps 8 11 10 b Make Ratio 36 42 40 5 DTMF Dialing a Frequency Row 1 Hz 687 707 697 Row 2 Hz 759 781 7...

Page 42: ... 50Ω Load dBm 6 5 3 5 1 5 2 TX Freq Error Hz 1500 1500 400 3 Modulation Sensitivity Mic Input 29mV KHzDeV 2 0 4 2 3 0 4 Audio Freq Response Input Ratio REF Freq 1KHz REF DEV 3KHz 300 Hz dB 6 5 1 5 2 5 3000 Hz dB 4 5 3 5 0 5 POWER CONSUMPTION UNIT MIN MAX NOMINAL 1 Base Unit 9V DC at Tel Line On In Use mA 80 60 2 Portable Unit Stand by average mA 1 0 0 8 In use mA 33 22 3 Battery Low Light Turns on...

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