Radio Shack 26-1209 Скачать руководство пользователя страница 1 | Manualshive

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Содержание 26-1209

Страница 1: ...Radio hack Service vvrntHHsmw APfmrani x CUSTOM MANUFACTURED FOR RADIO SHACK A DIVISION OF TANDY CORPORATION...

Страница 2: ......

Страница 3: ...ENT 11 12 General Remarks 11 Take Up Torque Adjustment 11 Fast Forward and Rewinding Torque Adjustment 11 Auto Shut Off Adjustment 12 TROUBLESHOOTING CHART 13 14 P C B TOP VIEW 15 P C B BOTTOM VIEW 16...

Страница 4: ...4 Audio output max power input 50 dB mW 500 400 playback mW 500 400 Audio output at 10 THD input 50 dB mW 350 270 playback mW 350 270 Distortion input 50 dB overall 4 6 playback 1 4 Track crosstalk i...

Страница 5: ...control Winding time at C 60 tape Torque V 4 2 sec 0 4 sec 0 4 mA 130 mA 100 mA 100 mA 130 dB 70 1 0 18 0 28 sec 170 sec 170 g cm 40 g cm 50 g cm 50 mW 300 juW 400 4 2 0 6 0 5 0 5 200 180 220 220 70 4...

Страница 6: ...from the Volume Control Fiugure B 2 Remove two screws from the Small P C Board Figure B 3 Figure B 1 tM M Figure B 2 3 Removal of the Tape Mechanism Assembly Remove three screws from Tape Mechanism As...

Страница 7: ...BLOCK DIAGRAM o Q x A o _ CM UuJ H T o T 6 I I I I fe I X O 3 t Q t C uj CJ cc t Q I CJ LU 1 cd o LU X EC U rj _1 u LLJ I 5 u LU x LX g H I 6 6 I a CJ LU LU n rr uj 6...

Страница 8: ...ording signal increases D1 rectifies the signal At this time C14 is charged and thus ALC inside 1C1 is enabled As a result pin 4 of IC1 is shorted to GND Hence ALC adjusts the recording signal to the...

Страница 9: ...bridge circuit having the motor as one of its elements reaches a balance condition rm x r2 R24 R25 x r4 the voltage at the detection terminal between pin 2 and pin 4 is proportional to the revolution...

Страница 10: ...e head will retain small amounts of residual magnetism this results in increased noise and loss of high frequency response Use a standard tape head demagnetizer to demagnetize the head 3 Lubrication U...

Страница 11: ...kHz test frequency at T1 Head Adjustment Pre adjustment Procedures 1 Be sure to demagnetize and clean the head before proceeding with the Head Adjustment 2 For the Head Adjustment never use a magnetiz...

Страница 12: ...ard clutch assembly Take up Reel Torque Gauge 30 65 gem Take up Torque Figure 3 Fast Forward and Rewinding Torque Adjustment With a cloth soaked in alcohol wipe clean the contact surfaces of the take...

Страница 13: ...unit when the tension gauge reads 40 to 80g reference 60g If the auto shut off works and switches off the unit at a tension pick up force of less than 40g either bend the spring hook to increase its...

Страница 14: ...reel ass y slipping Wipe off RF clutch arm ass y center gear or supply reel ass y 2 Defective SW5 or SW6 Repair or replace 3 IC2 defective Replace Excessive Wow 1 Motor defective Replace 2 Pinch rolle...

Страница 15: ...Repair or replace 4 R P head dirty Wipe off R P head with a cloth moistened with alcohol 5 Poor contact in Auxiliary Jack JK3 Repair or replace 6 SW4 defective Repair or replace 1 Erase head defective...

Страница 16: ...P C B TOP VIEW Jrm r i I EXT POWER DC6V EAR PHONE AUX REM EXT MIC REW REV PLAY REC FF CUE 15...

Страница 17: ...C B BOTTOM VIEW on S R29 wv R5 R28 r D2 _VW J75 J73 i WV T Ta in _ i j 5I X 1 1 t r EXT POWER DC6V EAR PHONE AUX i i REM S JI2 5 I L EXT MIC SW PCB J12 s J7 3 R2 VW 4_o i_o O FF CUE PLAY REC REW REV 1...

Страница 18: ...WIRING DIAGRAM SW PCB TOP VIEW RECORD LOW BATTERY LED LD2 17...

Страница 19: ...GENERAL EXPLODED VIEW 18...

Страница 20: ...MECHANISM EXPLODED VIEW 19...

Страница 21: ...50V 20 CEBCK105M C19 Electrolytic 470 iF 10V 20 CECCE477M C20 Mylar O ljuF 50V 5 CQQSK104J C21 Electrolytic 1000 F 10V 20 CECCE108M C22 Electrolytic 2 2 zF 50V 20 CEBCK225M C23 Mylar 0 0047 xF 50V 5 C...

Страница 22: ...Mfr s Part No R1 Carbon 820Kohm 1 6W 5 RC0XP824J R2 Carbon 1Kohm 1 6W 5 RCOXP102J R3 Carbon 100 ohm 1 6W 5 RCOXP101J R4 Carbon lOOKohm 1 6W 5 RC0XP104J R5 Carbon 4 7Kohm 1 6W 5 RC0XP472J R6 Carbon 15K...

Страница 23: ...R37 Carbon 1Kohm 1 6W 5 RCOXP102J R38 Carbon 68K ohm 1 6W 5 RC0XP683J R39 Carbon 5 6K ohm 1 6W 5 RC0XP562J R40 Carbon 220 ohm 1 6W 5 RC0XP221J R41 Carbon 100K ohm 1 6W 5 RC0XP104J POTS Ref No Descrip...

Страница 24: ...nit Sheet Shield Cover Battery w Cushion Spring Conical Cabinet Bottom Foot Lug RS Part No HARDWARE Screw Pan Screw Pan Screw Pan Screw Zeror Tapping Screw Zeror Tapping Screw Zeror Tapping Washer Too...

Страница 25: ...53038 19 Lever D FF 53137 20 Spring Head Function 53005 21 Lever D Play 53138 22 Lever B REC 53148 23 Spring Button Lever 52010 24 Lever E REW 53139 25 Lever F Stop 53118 26 Spring Rec Lever 53066 27...

Страница 26: ...Collar Eject 53116 68 Slide Eject 53122 69 Spring Slide Eject 53124 70 Spring Kick Eject 53117 71 Kick Eject 53115 72 Not Used 73 Shaft Lever Button 53127 74 Pulley D llder 53144 75 Not Used 76 Not U...

Страница 27: ...ram R P HEAD PRE ALC BIAS ft FILTER BOOT Vcc POWER INPUT INPUT FILTER STRAP OUTPUT fi m nzi rrn noi m m 2r PRE PRE ALC ERASE HEAD POWER POWER GNO FEEDBACK OUTPUT OUTPUT BIAS INPUT FEEDBACK MPC 1470H B...

Страница 28: ...SCHEMAT NOTES 1 SWITCH SWIa SWIf SHOWN IN P PLAY POSITION 2 ALL RESISTANCE VALUES ARE INDICATED IN OHM KMC OHM 3 ALL CAPACITANCE VALUES ARE INDICATED IN F P IO V 27...

Страница 29: ...IC DIAGRAM o fe 7 BATTERY 6V 1 5x4 a W n T VR3 200B i m j LD I KLR266E REC UOW BATT LED 28...

Страница 30: ...T WORTH TEXAS 76102 CANADA BARRIE ONTARIO L4M 4W5 TANDY CORPORATION AUSTRALIA BELGIUM U K 91 KURRAJONG AVENUE PARC INDUSTRIEL DE NANINNE BILSTON ROAD WEDNESBURY MOUNT DRUITT N S W 2770 5140 NANINNE WE...

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