Toshiba FT-8258 Service Manual Download Page 55 | Manualshive

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LOC.
NO.

PART NO.

REF
NO.

DESCRIPTION

C585

RC004998

BCUL811035Z

CERAMIC

0.01UF 50V K B

C586

RC004998

BCUL811035Z

CERAMIC

0.01UF 50V K B

C589

RC004494

BCUB511045Z

CERAMIC

0.1UF 25V K B

C590

RC004998

BCUL811035Z

CERAMIC

0.01UF 50V K B

C591

RC004982

BCUH811014Z

CERAMIC

100PF 50V J CH

C594

RC004998

BCUL811035Z

CERAMIC

0.01UF 50V K B

C595

RC003287

BCPT312296Z

TANTALUM CHIP TAPE

2.2UF 16V M A C-228

C596

RC004494

BCUB511045Z

CERAMIC

0.1UF 25V K B

C597

RC004982

BCUH811014Z

CERAMIC

100PF 50V J CH

C598

RC005000

BCUL813325Z

CERAMIC

0.0033UF 50V K B

C599

RC004998

BCUL811035Z

CERAMIC

0.01UF 50V K B

C601

RC005204

BCML811025Z

CERAMIC

0.001UF 50V K B

C602

RC005203

BCML512235Z

CERAMIC

0.022UF 25V K B

C603

RC002229

BCXT511045Z

CERAMIC

0.1UF 25V K B

C604

RC008731

BCXK311050Z

CERAMIC

1UF 16V Z F

C605

RC002229

BCXT511045Z

CERAMIC

0.1UF 25V K B

C607

RC004185

BCSS951006Z

TANTALUM CHIP TAPE

10UF 7V M A C-241

C608

RC004903

BCFZ114706Z

ELECTROLYTIC

47UF 10V M C-258

C609

RC004448

BCSS956896Z

TANTALUM CHIP TAPE

6.8UF 7V M A C-241

C610

RC005275

BCML813925Z

CERAMIC

0.0039UF 50V K B

C611

RC008731

BCXK311050Z

CERAMIC

1UF 16V Z F

C612

RC005203

BCML512235Z

CERAMIC

0.022UF 25V K B

C613

RC002229

BCXT511045Z

CERAMIC M/L

0.1UF 25V K B

C614

RC002229

BCXT511045Z

CERAMIC M/L

0.1UF 25V K B

C615

RC004185

BCSS951006Z

TANTALUM CHIP TAPE

10UF 7V M A C-241

C616

RC004185

BCSS951006Z

TANTALUM CHIP TAPE

10UF 7V M A C-241

C617

RC002229

BCXT511045Z

CERAMIC

0.1UF 25V K B

C618

RC008731

BCXK311050Z

CERAMIC

1UF 16V Z F

C619

RC004448

BCSS956896Z

TANTALUM CHIP TAPE

6.8UF 7V M A C-241

C620

RC005205

BCML811035Z

CERAMIC

0.01UF 50V K B

C621

RC005203

BCML512235Z

CERAMIC

0.022UF 25V K B

C622

RC005203

BCML512235Z

CERAMIC

0.022UF 25V K B

C623

RC002229

BCXT511045Z

CERAMIC

0.1UF 25V K B

C625

RC005205

BCML811035Z

CERAMIC

0.01UF 50V K B

C626

RC005207

BCML813325Z

CERAMIC

0.0033UF 50V K B

C628

RC005204

BCML811025Z

CERAMIC

0.001UF 50V K B

C629

RC005359

BCMM812204Z

CERAMIC

22PF 50V J CH

C630

RC005359

BCMM812204Z

CERAMIC

22PF 50V J CH

C631

RC008731

BCXK311050Z

CERAMIC

1UF 16V Z F

C632

RC004902

BCFZ111016Z

ELECTROLYTIC

100UF 10V M C-258

C633

RC005205

BCML811035Z

CERAMIC

0.01UF 50V K B

C634

RC005205

BCML811035Z

CERAMIC

0.01UF 50V K B

C635

RC004902

BCFZ111016Z

ELECTROLYTIC

100UF 10V M C-258

C640

RC005205

BCML811035Z

CERAMIC

0.01UF 50V K B

C641

RC005205

BCML811035Z

CERAMIC

0.01UF 50V K B

C642

RC005204

BCML811025Z

CERAMIC

0.001UF 50V K B

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Summary of Contents for FT-8258

Page 1: ...SERVICE MANUAL PUBLISHED IN JAPAN Jun 1998 FILE NO 2B0 9801 FT 8258 CORDLESS TELEPHONE ...

Page 2: ...ve 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 ha...

Page 3: ...us OFF Lights ON during a phone conversation using the handset Blinks when a channel is changed and during the low battery status and mute status Lights when the base unit is used as speaker phone on line 1 Blinks when the handset or additional phone is in use on line 1 Blinks when line 1 is put on hold Blinks when line 1 is ringing Lights when the base unit is used for a phone conversation on lin...

Page 4: ... OFF Channel rotation 19 20 21 40 1 2 3 4 5 37 38 39 40 S T E P FUNCTION K E Y S T A R T C H T X P W R T X M U T E R X M U T E R L C N T 1 R L C N T 2 C T 1 P A S C T 2 P A S S P 1 P A S S P 2 P A S I N T P A S C N F P A S D T M F L 1 D T M F L 2 D T M F S P D T M F E N S P K C S S P K A M P M I C M U T E R E M A R K S 1 VCO TX FRQ ADJ 1 19 L L L L L L L L L L L L L L L H H H TX CHECK L1 L H L H L...

Page 5: ...H TX PWR RX PWR TX MUTE RX MUTE CONV REMARKS 1 VCO TX FREQ ADJ 1 21 L H H L H 2 TX MOD CHECK 2 21 L H L L L 3 TX DATA 3 21 L H L L L 1 4 RX SENS 4 21 H H L H L 5 SQ SENS 5 21 L H L A L 6 RECEIVE DATA CHECK 6 21 L H L L H 2 7 BELL 7 21 H L L L H 3 8 BATTERY LOW CHECK 8 21 H L L L H 4 9 CHARGE CHECK 9 21 H L L L H 5 10 DUPLEX 0 21 L H H H L A Squelch ON is H or Squelch OFF is L 1 In the TEST mode 3 ...

Page 6: ...6 900494 MHz 3 RT2 TX Modulation Press the 2 key to enter the TEST Mode 2 Connect the AF Generator to the TEL Line Jack on the Base Main PCB Make sure that the output is 1 kHz 61 0 mV from the AF Generator Connect the Deviation Meter to the RF test point on the Base RF PCB Adjust RT2 to indicate 8 kHz Dev Alignment Point Location on Base Main PCB and Base RF PCB Power Meter Frequency Counter Devia...

Page 7: ...nnect the RF Signal Generator to the RF test point on the Base RF PCB Make sure that the frequency is 902 979122 MHz Connect the AC Voltmeter across a 600 ohm dummy to the Telephone Line Jack Adjust RT1 for a 218 mV reading on the AC voltmeter 3 SG 7 dBµV No modulation VR201 SQ Point Press the 5 key to enter the TEST Mode 5 Make sure that the frequency of RF SG output is 902 979122 MHz Adjust VR20...

Page 8: ... frequency is 903 079230 MHz 3 VR601 TX Modulation Press the 2 key to enter the TEST Mode 2 Connect the AF Generator to the MIC Connector Make sure that the output is 1 kHz 11 0 mV from the AF Generator Connect the Deviation Meter to the RF test point on the handset RF PCB Adjust VR601 to indicate 8kHz Dev Alignment Point Location on Handset Main PCB and Handset RF PCB Power Meter Frequency Counte...

Page 9: ...150 ohm dummy to the SP Connector Adjust VR602 for a 60 mV reading on the AC Voltmeter 3 SG 7 dBµV 1 kHz 8 kHz deviation VR501 SQ Point Press the 5 key to enter the TEST Mode 5 Make sure that the frequency of RF SG output is 927 000602 MHz Adjust VR501 to turn to the point where the LINE 1 LED just turns on Alignment Point Location on Handset Main PCB and Handset RF PCB RF SG RF Test Point HANDSET...

Page 10: ...BLOCK DIAGRAMS Handset Main 9 ...

Page 11: ...Handset RF 10 ...

Page 12: ...Base RF 11 ...

Page 13: ...Base Main 12 13 ...

Page 14: ... 14 15 SCHEMATIC DIAGRAMS ...

Page 15: ... 16 17 Base RF ...

Page 16: ...Base Key 18 19 ...

Page 17: ... 20 21 Handset Main ...

Page 18: ... 22 23 Handset RF ...

Page 19: ...oes not ring When the TEL SG is joined with the base to make bell signal is there pulse wave at Pin 4 of IC3 Line 1 or IC12 Line 2 Check IC3 Line 1 or IC12 Line 2 and TEL network circuit NG OK NG OK Is there pulse wave at Pin 62 Line 1 or 55 Line 2 of IC18 OK NG Check R42 R80 R399 and C51 Line 1 or R122 R152 R396 and C88 Line 2 Check IC18 and its peripheral circuit ...

Page 20: ...8 of J1 change from high to low Press handset DIAL key while in TALK MODE Can key touch sound be heard from the ringer When the key of the handset is pressed can the pulse output at pin 58 of IC603 be seen NG NG Check IC603 OK At the Q606 collector can the pulse wave be seen NG Check R627 R629 Q605 and Q606 OK Check RINGER Y601 OK NG Check KEY RUBBER OK Check IC18 and its peripheral circuit ...

Page 21: ...Y on the base unit NG Set the base in the test mode 3 check whether deviation of the TX data is app 7 kHz Dev NG OK OK OK Check whether there is a 250 Hz data waveform at Pin 1 of J1 NG Check base RF unit NG OK Check whether there is a 250 Hz data waveform at the Q2 collector Check RT1 Q2 and their peripheral circuits NG OK Check whether there is a 250 Hz data waveform at Pin 11 of IC18 Check Q5 Q...

Page 22: ... R619 R632 R634 R635 R636 and C611 OK Check handset RF unit Check whether the 250 Hz data wareform from Pin 1 of J601 is fed Place the handset on the base to charge about 5 seconds then connect again NG Check handset RF unit NG OK Check whether there is a 250 Hz data waveform at the Q601 collector OK Check VR602 Q601 and their peripheral circuits NG OK Check whether there is a 250 Hz data waveform...

Page 23: ...NG OK Check whether there is a DTMF waveform on Pin 7 of IC2 Line 1 or Pin 1 of IC11 Line 2 Check IC2 or IC11 NG Check whether there is a pulse on Pin 70 Line 1 or Pin 69 Line 2 of IC18 NG OK Check the collector of Q8 Line 1 or Q11 Line 2 NG Check IC18 Check Q8 and R82 Line 1 or Q11 and R150 Line 2 OK Check RL1 Line 1 or RL2 Line 2 ...

Page 24: ... whether there is an audio waveform on Pin 23 of IC20 NG OK Check Pin 2 of IC15 5 2 The voice from the Handset cannot be heard on the Base unit Check IC15 Check whether there is an audio waveform on Pin 4 of IC15 NG OK Check IC20 and IC19 Check whether there is an audio waveform on Pin 14 of IC20 NG OK Check W702 and SP701 ...

Page 25: ...ne 1 or IC16 RL2 and Q11 Line 2 Check whether there is an audio waveform on Pin 1 of IC16 NG 6 2 Voice cannot be transmitted to the calling party OUTGOING CALL Check MC401 and IC20 Check whether there is an audio waveform on Pin 23 of IC20 NG OK Check IC1 Line 1 or IC8 Line 2 Check whether there is an audio waveform on Pin 2 of IC1 Line 1 or Pin 3 of IC 8 Line 2 NG OK Check IC2 Line 1 or IC11 Line...

Page 26: ... Q13 C 0 0 B 0 7 0 7 E 10 0 9 7 Q14 C 5 1 5 1 B 10 0 9 7 E 0 0 Q15 C 10 0 9 7 B 0 0 E 10 8 10 3 Q16 C 10 8 10 3 B 10 0 9 6 Unit V Ref No Pin STBY TALK Note E 0 0 Q17 C 4 9 4 9 B 0 0 E 0 0 Q18 C 0 0 B 0 7 0 7 E 0 0 Q19 C 0 0 B 0 7 0 7 E 0 0 Q20 C 5 0 4 9 B 0 0 E 0 0 Q21 C 1 9 1 9 B 0 0 E 0 0 Q22 C 0 0 B 0 6 0 6 E 11 2 10 7 Q23 C 0 0 B 11 0 10 5 E 0 0 Q24 C 0 0 B 0 7 0 7 E 0 0 Q25 C 3 8 3 7 B 0 0 E ...

Page 27: ...TTENT STBY Q509 C 0 18 3 14 B 2 70 0 2 50 INTERMITTENT STBY E 3 20 0 3 21 INTERMITTENT STBY Q511 C 0 3 21 B 2 50 0 20 2 51 INTERMITTENT STBY E 2 70 0 1 02 INTERMITTENT STBY Q512 C 2 70 0 1 02 INTERMITTENT STBY B 3 19 0 1 68 INTERMITTENT STBY E 0 1 7 Q601 C 0 1 7 B 0 1 7 E 0 0 Q602 C 0 0 5 B 0 0 5 E 0 1 6 Q603 C 0 2 6 B 0 2 2 E 0 0 Q604 C 0 1 5 B 0 1 4 E 3 6 3 6 Q605 C 0 0 B 3 6 3 6 E 0 0 Q606 C 0 ...

Page 28: ...0 3 8 12 0 0 1 1 6 1 6 2 1 6 1 6 3 1 5 1 5 4 0 0 5 1 5 1 5 6 1 6 1 6 7 1 6 1 6 IC5 8 3 2 3 2 1 2 1 2 1 2 0 0 3 5 1 5 1 IC6 4 0 0 Unit V Ref No Pin STBY TALK Note 5 0 0 6 0 0 7 0 0 8 0 0 9 5 1 5 1 10 0 0 11 2 1 2 1 12 0 0 13 0 0 IC6 14 5 1 5 1 1 0 0 2 0 6 0 7 3 0 0 IC7 4 0 6 0 6 1 1 2 1 2 2 0 0 3 0 0 4 0 6 0 6 5 0 0 6 0 0 IC8 7 0 0 8 0 0 9 2 1 2 1 10 0 0 11 2 1 2 1 12 0 0 13 0 0 14 5 1 5 1 1 5 1 5 ...

Page 29: ...6 0 6 1 0 0 2 0 0 3 0 0 4 0 0 5 0 0 6 0 4 8 IC18 7 0 0 8 0 0 9 0 0 10 0 4 7 11 2 6 0 3 12 0 0 Unit V Ref No Pin STBY TALK Note 13 0 4 8 14 0 5 1 15 0 0 16 0 0 17 0 0 18 4 8 0 19 0 0 20 1 0 1 0 21 4 8 4 8 22 4 8 4 8 23 4 8 0 4 8 24 4 8 4 8 25 4 8 4 8 26 4 8 4 8 27 0 0 28 0 0 29 0 0 30 0 0 31 0 0 32 0 0 33 0 0 34 5 1 5 1 35 5 1 5 1 36 5 1 5 1 37 5 1 5 1 38 5 1 5 1 IC18 39 0 0 40 0 0 41 0 0 42 0 0 43...

Page 30: ... 6 16 0 6 0 6 17 0 4 0 4 18 4 7 4 8 19 1 9 2 0 20 4 4 4 5 21 4 4 4 5 22 4 4 4 5 23 0 7 0 7 IC20 24 5 1 5 1 Unit V Ref No Pin STBY TALK Note 1 9 3 8 8 2 10 2 9 7 IC21 3 0 0 1 5 8 5 8 IC22 2 6 0 6 0 3 0 0 1 3 21 3 21 2 2 68 2 68 3 2 78 2 78 4 3 26 3 25 5 2 85 2 84 6 2 85 2 84 7 2 85 2 84 8 3 26 3 25 9 0 87 0 92 10 0 63 0 63 11 0 67 0 67 12 0 64 0 74 13 3 16 0 14 0 0 15 0 0 IC201 16 3 26 3 25 1 0 0 2...

Page 31: ...0 0 2 19 INTERMITTENT STBY 5 3 21 0 3 21 INTERMITTENT STBY 6 3 00 0 3 15 INTERMITTENT STBY 7 0 3 17 8 0 1 66 9 1 50 0 40 1 51 INTERMITTENT STBY 10 3 21 0 3 21 INTERMITTENT STBY 11 2 20 0 2 19 INTERMITTENT STBY 12 3 21 0 3 21 INTERMITTENT STBY 13 2 12 0 2 19 INTERMITTENT STBY 14 0 0 15 DATA 0 DATA INTERMITTENT STBY IC503 16 CLK 0 CLK INTERMITTENT STBY 1 1 19 0 1 19 INTERMITTENT STBY IC504 2 0 0 3 1...

Page 32: ... 3 6 3 6 39 0 0 40 0 0 41 0 3 1 42 0 3 6 43 3 6 3 6 44 0 0 45 0 0 46 0 0 47 0 0 48 0 0 49 0 0 50 0 3 5 51 3 6 0 52 3 6 0 53 3 6 3 6 54 0 3 5 55 0 1 5 56 3 6 3 6 57 3 6 0 58 3 6 3 6 59 0 0 60 0 1 2 61 0 0 62 0 0 63 0 0 IC603 64 3 6 3 6 1 3 6 3 6 IC604 2 3 6 3 6 3 0 0 1 3 6 3 6 IC605 2 3 6 3 6 3 0 0 ...

Page 33: ... C Collector Anode Cathode Anode Cathode Q201 2SC4095 B E E C Q18 2SD471 E B C D301 VR1102W D302 D303 D305 PG1102W D304 AA1102W Cathode Anode D31 HZK6C Cathode Anode Cathode Anode D9 RLS4148 D28 RLZJ 6 2B 1 2 3 4 5 6 7 14 13 12 11 10 9 8 IN OUT1 OUT IN1 OUT IN2 IN OUT2 CONT2 CONT3 Vss VDD CONT1 CONT4 IN OUT4 OUT IN4 OUT IN3 IN OUT3 IC1 IC6 IC8 IC15 TC4066BF D23 RB160L 40 Cathode Anode D306 BRPG120...

Page 34: ... 69 68 67 66 65 64 63 62 61 TIOCA3 TP8 PB0 TIOCB3 TP9 PB1 TIOCA4 TP10 PB2 TIOCB4 TP11 PB3 TOCXA4 TP12 PB4 TOCXB4 TP13 PB5 TP14 PB6 ADTRG TP15 PB7 TXD P90 RXD P92 IRQ4 SCK P94 Vss D0 P30 D1 P31 D2 P32 D3 P33 D4 P34 D5 P35 D6 P36 D7 P37 Vcc A0 P10 A1 P11 A2 P12 A3 P13 A4 P14 A5 P15 A6 P16 A7 P17 Vss A10 P22 A11 P23 A12 P24 A15 P27 A16 P50 A17 P51 P52 A18 P53 A19 MD0 MD1 f RES NMI Vss EXTAL XTAL Vcc ...

Page 35: ...07 D608 LTL 1CHAE D609 LTL 16KGE D610 LTL 16KPE 1 2 3 4 5 6 12 11 10 9 8 7 TX GND TX OUT TX Vcc TX GND TX MOD TX Vt RX GND RX OUT RX GND RX Vcc RX GND RX Vt Cathode Anode IC204 µPC8112T IC203 MB15F13PFV1 RF in GND Lo in IF out Vcc PS C2K 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 GNDRX OSCIN GNDTX finTX VccTX LD fout PSTX DoTX Clock Data LE finRX VccRX XfinRX PSRX DORX I C 1 0 T C 3 5 2 1 9 F I C 1 3 ...

Page 36: ... P54 AN4 P55 AN5 P56 AN6 P57 AN7 AV cc AVR AV ss P60 INTO P61 INT1 P62 INT2 P00 AD0 P01 AD1 P02 AD2 P03 AD3 P04 AD4 P05 AD5 P06 AD6 P07 AD7 P10 A08 P11 A09 P12 A10 P13 A11 P14 A12 P15 A13 P16 A14 P17 A15 P45 SCK2 P44 BZ P43 P42 P41 P40 P37 PTO P36 WTO V cc P35 PWC P34 EC P33 SI1 P32 SO1 P31 SCK1 P30 ADST V ss P63 INT3 P64 RST MOD0 MOD1 X0 X1 V ss P27 ALE P26 RD P25 WR P24 CLK P23 RDY P22 HRQ P21 H...

Page 37: ...ELECTRICAL PARTS LOCATIONS Base Main 42 ...

Page 38: ...Base RF 43 ...

Page 39: ...Base Key 44 ...

Page 40: ...Handset Main 45 ...

Page 41: ...Handset RF 46 ...

Page 42: ...WIRING DIAGRAMS Base 47 ...

Page 43: ...Handset 48 ...

Page 44: ...se Unit Note To remove the RF Assembly from the unit remove four screws 24 Three screws 23 are used for fastening the Shield Cases 26 and 27 20 16 31 10 17 11 12 9 22 19 5 18 22 1 13 22 24 23 25 27 22 30 28 2 14 3 15 24 7 21 29 26 8 7 5 22 22 22 4 ...

Page 45: ...lide ABS 1 15 RC005694 PLBS458142Z Label ID 1 16 RC005329 PLBZ456718Z Label Indication 1 17 RC005695 PLBZ458144Z Label Indication 1 18 RC005681 GCAS357877Z LED Lens PMMA 1 19 RC005682 GCAS357878Z LED Lens PMMA 1 20 RC005683 GCAS357879Z LED Lens PMMA 1 21 RC005688 KDPZ457908Z Plate Display PC 1 22 RC000941 SSCW802608N Screw P Tight Bind HD D2 6X8 NI 26 23 RC004893 SSCW802612N Screw P Tight Bind HD ...

Page 46: ...To remove the RF Assembly from the unit remove four screws 69 Three screws 68 are used for fastening the Shield Cases 70 and 71 Handset 58 59 67 55 68 69 72 71 67 67 70 56 64 61 63 52 67 62 60 53 54 57 66 65 51 ...

Page 47: ... Cushion Moltplene 1 60 RC004286 RCUN451209Z Cushion Neoprene 1 61 RC006709 LHDZ456969Z Holder Mic EPDM 1 62 RC006704 GHDZ357890Z Holder Speaker ABS 1 63 RC006710 LNBZ357895Z Key Rubber SI 1 64 RC006713 PLBZ458086Z Label Caution 1 65 RC006712 PLBS458143Z Label ID 1 66 RC006708 KDPZ457896Z Plate Display PMMA 1 67 RC000941 SSCW802608N Screw P Tight Bind HD D2 6X8 NI 8 68 RC004893 SSCW802612N Screw P...

Page 48: ...C004739 BCUB813335Z CERAMIC 0 033UF 50V K B C11 RC000777 BCZY0120001 SEMI CONDUCTOR 0 022UF 18V CZ 120 C12 RC000752 BCKB821025Z CERAMIC 0 001UF 500V K YB B C13 RC002204 BCQL525645Z MYLAR 0 56UF 250V K C 167 C14 RC004496 BCUB811025Z CERAMIC 0 001UF 50V K B C15 RC005635 BCKB134715Z CERAMIC 470PF 1000V K YB B C16 RC004560 BCUB813325Z CERAMIC 0 0033UF 50V K B C17 RC004494 BCUB511045Z CERAMIC 0 1UF 25V...

Page 49: ...8 RC004955 BCFD852240Z ELECTRIC DOUBLE LAYER 0 22F 5 5V Z C 266 C59 RC005635 BCKB134715Z CERAMIC 470PF 1000V K YB B C60 RC005635 BCKB134715Z CERAMIC 470PF 1000V K YB B C61 RC004478 BCUA811014Z CERAMIC 100PF 50V J CH C62 RC004481 BCUA811514Z CERAMIC 150PF 50V J CH C63 RC004497 BCUB811035Z CERAMIC 0 01UF 50V K B C64 RC004560 BCUB813325Z CERAMIC 0 0033UF 50V K B C65 RC004970 BCUB811525Z CERAMIC 0 001...

Page 50: ...CERAMIC 0 01UF 50V K B C104 RC004496 BCUB811025Z CERAMIC 0 001UF 50V K B C105 RC004608 BCUB312245Z CERAMIC 0 22UF 16V K B C106 RC004608 BCUB312245Z CERAMIC 0 22UF 16V K B C107 RC004494 BCUB511045Z CERAMIC 0 1UF 25V K B C108 RC004494 BCUB511045Z CERAMIC 0 1UF 25V K B C109 RC004138 BCAZ811006Z ELECTROLYTIC 10UF 50V M C 156 C110 RC001805 BCAZ811096Z ELECTROLYTIC 1UF 50V M C 156 C111 RC005134 BCUA8127...

Page 51: ...20 C149 RC004496 BCUB811025Z CERAMIC 0 001UF 50V K B C150 RC004497 BCUB811035Z CERAMIC 0 01UF 50V K B C151 RC005183 BCUC811091Z CERAMIC 1PF 50V C CK C152 RC001800 BCAZ311016Z ELECTROLYTIC 100UF 16V M C 156 C153 RC004741 BCUP811040Z CERAMIC 0 1UF 50V Z F C201 RC005224 BCMT813091Z CERAMIC 3PF 50V C CJ C202 RC005211 BCMM811204Z CERAMIC 12PF 50V J CH C203 RC005224 BCMT813091Z CERAMIC 3PF 50V C CJ C204...

Page 52: ...05205 BCML811035Z CERAMIC 0 01UF 50V K B C250 RC005205 BCML811035Z CERAMIC 0 01UF 50V K B C251 RC004185 BCSS951006Z TANTALUM CHIP TAPE 10UF 7V M A C 241 C252 RC005205 BCML811035Z CERAMIC 0 01UF 50V K B C253 RC005209 BCMM811002Z CERAMIC 10PF 50V D CH C254 RC005220 BCMM816804Z CERAMIC 68PF 50V J CH C255 RC005213 BCMM811804Z CERAMIC 18PF 50V J CH C256 RC005219 BCMM814704Z CERAMIC 47PF 50V J CH C257 R...

Page 53: ...1014Z CERAMIC 100PF 50V J CH C505 RC004990 BCUH814091Z CERAMIC 4PF 50V C CH C506 RC008736 BCUF815081Z CERAMIC 0 5PF 50V C CK C507 RC004988 BCUH813304Z CERAMIC 33PF 50V J CH C508 RC004978 BCUF811091Z CERAMIC 1PF 50V C CK C509 RC004494 BCUB511045Z CERAMIC 0 1UF 25V K B C511 RC004984 BCUH811504Z CERAMIC 15PF 50V J CH C512 RC004998 BCUL811035Z CERAMIC 0 01UF 50V K B C513 RC004988 BCUH813304Z CERAMIC 3...

Page 54: ...56 RC004991 BCUH814704Z CERAMIC 47PF 50V J CH C557 RC004981 BCUH811002Z CERAMIC 10PF 50V D CH C559 RC004989 BCUH813314Z CERAMIC 330PF 50V J CH C560 RC005225 BCSS114796Z TANTALUM CHIP TAPE 4 7UF 10V M A C 241 C561 RC004980 BCUG813091Z CERAMIC 3PF 50V C CJ C562 RC004979 BCUF812091Z CERAMIC 2PF 50V C CK C563 RC004981 BCUH811002Z CERAMIC 10PF 50V D CH C565 RC004988 BCUH813304Z CERAMIC 33PF 50V J CH C5...

Page 55: ...IC 1UF 16V Z F C612 RC005203 BCML512235Z CERAMIC 0 022UF 25V K B C613 RC002229 BCXT511045Z CERAMIC M L 0 1UF 25V K B C614 RC002229 BCXT511045Z CERAMIC M L 0 1UF 25V K B C615 RC004185 BCSS951006Z TANTALUM CHIP TAPE 10UF 7V M A C 241 C616 RC004185 BCSS951006Z TANTALUM CHIP TAPE 10UF 7V M A C 241 C617 RC002229 BCXT511045Z CERAMIC 0 1UF 25V K B C618 RC008731 BCXK311050Z CERAMIC 1UF 16V Z F C619 RC0044...

Page 56: ...1 DIODE 1N4003 D17 RC002236 BDAY0246003 AXIAL 1N4148 T 77 D18 RC002236 BDAY0246003 AXIAL 1N4148 T 77 D20 RC003194 BDAY0272010 ZENER HZ33CP D22 RC003196 BDAY0492025 ZENER HZ7A1 TD D23 RC008726 BDAY1019001 DIODE RB160L 40 TE25 D25 RC002236 BDAY0246003 AXIAL 1N4148 T 77 D26 RC002236 BDAY0246003 AXIAL 1N4148 T 77 D27 RC002236 BDAY0246003 AXIAL 1N4148 T 77 D28 RC003994 BDAY0671003 ZENER RLZJ 6 2B TE 11...

Page 57: ...001 M5223L IC12 RC004774 BDEY2957001 LTV 817 CD IC13 RC005648 BDEY3414003 TK11232AM TAPE IC14 RC004906 BDEY2936003 RH5VL33CA T1 IC15 RC005471 BDEY1180003 TC4066BF EL IC16 RC001086 BDEY0582001 M5223L IC17 RC004774 BDEY2957001 LTV 817 CD IC18 RC005643 BDDY0653002 UC2112A HD6433033UDT04F IC19 RC005423 BDEY1533003 MC34119D R2 IC20 RC005645 BDEY2902001 MC33219AP IC21 RC005647 BDEY2939003 RH5VL35CA T1 I...

Page 58: ... RC004877 BLZY0087120 INDUCTOR CHIP LZ 087 12UH J TAPE L207 RC005236 BLZY0127686 INDUCTOR LZ 127 0 0068UH TAPE L208 RC004882 BLZY0108826 INDUCTOR LZ 108 0 0082UH K TAPE L211 RC005232 BLZY0080159 INDUCTOR CHIP LZ 080 1 5UH K TAPE L212 RC004876 BLFY0274001 COIL LF 274 615LN 0124 P3 L214 RC004878 BLZY0108107 INDUCTOR LZ 108 0 01UH K TAPE L215 RC005233 BLZY0127107 INDUCTOR LZ 127 0 01UH J TAPE L501 RC...

Page 59: ...C001637 BDBC2712303 DB 381 2SC2712 GR TE85L Q201 RC004867 BDBC4095672 DB 810 2SC4095 R47 T1 Q203 RC002245 BDBC2714124 DB 718 2SC2714 Y TE85L Q204 RC004866 BDBC3356646 DB 711 2SC3356 R24 T1B Q206 RC004866 BDBC3356646 DB 711 2SC3356 R24 T1B Q207 RC004866 BDBC3356646 DB 711 2SC3356 R24 T1B Q209 RC001081 BDBA1162107 DB 036 2SA1162 G GR TE85L Q211 RC001081 BDBA1162107 DB 036 2SA1162 G GR TE85L Q212 RC0...

Page 60: ...Z CARBON 330 1 8W J BULK R20 RC002349 BRSJ221034Z METAL OXIDE 10K 1 2WS J R21 RC004183 BRSJ001024Z METAL OXIDE 1K 1WS J R22 RC004572 BRFX013934Z CARBON 39K 1 10W J BULK R23 RC004751 BRFX011514Z CARBON 150 1 10W J BULK R24 RC004539 BRFX014734Z CARBON 47K 1 10W J BULK R25 RC004526 BRFX012234Z CARBON 22K 1 10W J BULK R26 RC004549 BRFX018234Z CARBON 82K 1 10W J BULK R27 RC004519 BRFX011544Z CARBON 150...

Page 61: ...220K 1 10W J BULK R66 RC004514 BRFX011044Z CARBON 100K 1 10W J BULK R67 RC004518 BRFX011534Z CARBON 15K 1 10W J BULK R68 RC004565 BRFX018244Z CARBON 820K 1 10W J BULK R69 RC004565 BRFX018244Z CARBON 820K 1 10W J BULK R70 RC004534 BRFX013324Z CARBON 3 3K 1 10W J BULK R71 RC004538 BRFX014724Z CARBON 4 7K 1 10W J BULK R72 RC004538 BRFX014724Z CARBON 4 7K 1 10W J BULK R73 RC004565 BRFX018244Z CARBON 8...

Page 62: ...BON 22K 1 10W J BULK R119 RC004535 BRFX013334Z CARBON 33K 1 10W J BULK R120 RC004544 BRFX016814Z CARBON 680 1 10W J BULK R121 RC004511 BRFX011014Z CARBON 100 1 10W J BULK R122 RC004513 BRFX011034Z CARBON 10K 1 10W J BULK R123 RC004553 BRFX183314Z CARBON 330 1 8W J BULK R124 RC004512 BRFX011024Z CARBON 1K 1 10W J BULK R125 RC002350 BRSN101514Z METAL OXIDE FORMED 150 1W J P 12 5 R126 RC005657 BRFC18...

Page 63: ...Z CARBON 82 1 4W J TAPING R168 RC004528 BRFX012254Z CARBON 2 2M 1 10W J BULK R169 RC004513 BRFX011034Z CARBON 10K 1 10W J BULK R170 RC004513 BRFX011034Z CARBON 10K 1 10W J BULK R171 RC004512 BRFX011024Z CARBON 1K 1 10W J BULK R172 RC004512 BRFX011024Z CARBON 1K 1 10W J BULK R173 RC004514 BRFX011044Z CARBON 100K 1 10W J BULK R174 RC004514 BRFX011044Z CARBON 100K 1 10W J BULK R175 RC004514 BRFX01104...

Page 64: ...K 1 16W J TAPING R225 RC005247 BRFC162214Z CARBON 220 1 16W J TAPING R226 RC005260 BRFC166834Z CARBON 68K 1 16W J TAPING R229 RC005246 BRFC162204Z CARBON 22 1 16W J TAPING R230 RC005251 BRFC163304Z CARBON 33 1 16W J TAPING R231 RC005250 BRFC162704Z CARBON 27 1 16W J TAPING R233 RC005241 BRFC161034Z CARBON 10K 1 16W J TAPING R234 RC005253 BRFC163324Z CARBON 3 3K 1 16W J TAPING R235 RC005240 BRFC161...

Page 65: ...ON 47K 1 8W J BULK R371 RC004512 BRFX011024Z CARBON 1K 1 10W J BULK R372 RC004512 BRFX011024Z CARBON 1K 1 10W J BULK R373 RC004512 BRFX011024Z CARBON 1K 1 10W J BULK R374 RC004512 BRFX011024Z CARBON 1K 1 10W J BULK R375 RC004512 BRFX011024Z CARBON 1K 1 10W J BULK R376 RC004514 BRFX011044Z CARBON 100K 1 10W J BULK R377 RC004514 BRFX011044Z CARBON 100K 1 10W J BULK R378 RC004514 BRFX011044Z CARBON 1...

Page 66: ... 1 16W J BULK R508 RC005012 BRFX162244Z CARBON 220K 1 16W J BULK R510 RC005014 BRFX163314Z CARBON 330 1 16W J BULK R511 RC005018 BRFX164714Z CARBON 470 1 16W J BULK R512 RC005009 BRFX161834Z CARBON 18K 1 16W J BULK R513 RC005008 BRFX161824Z CARBON 1 8K 1 16W J BULK R514 RC005021 BRFX164744Z CARBON 470K 1 16W J BULK R515 RC005005 BRFX161034Z CARBON 10K 1 16W J BULK R516 RC005003 BRFX161014Z CARBON ...

Page 67: ...TAPING R612 RC005242 BRFC161044Z CARBON 100K 1 16W J TAPING R613 RC005242 BRFC161044Z CARBON 100K 1 16W J TAPING R614 RC008735 BRFC166824Z CARBON 6 8K 1 16W J TAPING R615 RC005239 BRFC161014Z CARBON 100 1 16W J TAPING R616 RC005280 BRFC161534Z CARBON 15K 1 16W J TAPING R617 RC008733 BRFC161814Z CARBON 180 1 16W J TAPING R618 RC005281 BRFC162224Z CARBON 2 2K 1 16W J TAPING R619 RC005257 BRFC164734Z...

Page 68: ...80 1 10W J TAPING R665 RC002296 BRFC011024Z CARBON 1K 1 10W J TAPING R673 RC005283 BRFC162734Z CARBON 27K 1 16W J TAPING R674 RC005283 BRFC162734Z CARBON 27K 1 16W J TAPING R675 RC005283 BRFC162734Z CARBON 27K 1 16W J TAPING R676 RC005283 BRFC162734Z CARBON 27K 1 16W J TAPING R677 RC005241 BRFC161034Z CARBON 10K 1 16W J TAPING R679 RC005256 BRFC164724Z CARBON 4 7K 1 16W J TAPING RT1 RC004606 BRTY0...

Page 69: ...071954Z WIRES ASSEMBLED W 071954 WA801 RC005697 CZDZ071954Z WIRES ASSEMBLED W 071954 WA901 RC001873 BWZY1102001 TELEPHONE CORD WZ 1102 WA902 RC001873 BWZY1102001 TELEPHONE CORD WZ 1102 WA903 RC001874 BWZY1103001 WIRE TEL WZ 1103 230 W P Y601 RC002358 BYYY0438001 PIEZO ELECTRIC BUZZER YY 438 CB 12GP PACKING PARTS RC005198 UDZZ73535ZZ CAUTION BELT RC004291 WETC420086Z COVER ANT EPE RC005627 WBXZ3578...

Page 70: ... parts necessary for repair or contact the Toshiba Factory Service Center LOC NO PART NO REF NO DESCRIPTION RC005630 AD840BLBA BASE MAIN ASSEMBLY RC005317 AD825ZLBB BASE RF ASSEMBLY RC005631 AD840BLBC BASE KEY ASSEMBLY RC005632 AD840BLPA HANDSET MAIN ASSEMBLY RC008725 AD840BLPB HANDSET RF ASSEMBLY ...

Page 71: ... 19 902 979122 MHz 926 900494 MHz 20 903 029176 MHz 926 950548 MHz 21 903 079230 MHz 927 000602 MHz 22 903 129285 MHz 927 050656 MHz 23 903 179339 MHz 927 100710 MHz 24 903 229393 MHz 927 150764 MHz 25 903 279448 MHz 927 200818 MHz 26 903 329502 MHz 927 250872 MHz 27 903 379556 MHz 927 300926 MHz 28 903 429610 MHz 927 350980 MHz 29 903 479665 MHz 927 401034 MHz 30 903 529719 MHz 927 451088 MHz 31 ...

Page 72: ...aker Frequency 1 0 kHz Called from Handset dBSPL 75 70 Call to Handset dBSPL 59 HI LEVEL 16dB 3dB Transmitter RF Power 50 W Load dBm 4 7 1 Modulation Sensitivity dBm 22 26 18 Frequency Response 0 3 kHz dB 0 5 4 5 3 5 3 0 kHz dB 1 5 3 Frequency Tolerance 25 C Hz 0 1500 Code Deviation kHz 7 10 Distortion 1 5 5 Adjacent CH Power Input 0 dBm 50 KHz Offset 25 KHz BW dB 65 60 dB 65 60 S N Ratio CCITT Fi...

Page 73: ...6 4 2 Receiver Response Audio Out 1 kHz 4 kHz Dev mV 550 340 880 Handset Unit Receiver Unit Nominal Limit Sensitivity 12 dB SINAD CCITT Filter ON dBm 115 107 Frequency Response 0 3 kHz dB 1 3 5 3 0 kHz dB 7 11 3 Audio Output Level HI mV 155 110 220 LO mV 60 42 85 Distortion at 1 mV RF Input 1 5 5 S N ratio at 1 mV RF Input CCITT Filter ON Compander ON dB 70 60 Selectivity NQ20dB 6 dB Bandwidth kHz...

Page 74: ...0 b Standby Charge ON mA 210 190 230 c Talk mA 160 180 Charge Current with full charged battery Handset Battery mA 50 35 65 2nd Battery mA 30 15 45 Handset Unit a Stand by mA 3 1 4 b Talk mA 70 90 Battery Low Detect Voltage V 3 3 3 0 3 6 Battery Ni Cd Battery 600 mAH 1 2 V x 3 3 6 Memory Handset 10 Memories 16 Digits 1 Redial Memory 32 Digits Base 10 Memories 16 Digits 8 One touch Memories 16 Digi...

Page 75: ...MECHANICAL PARTS LIST ...

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