Sanyo TRC-8800 - Cassette Transcriber Service Manual Download Page 6 | Manualshive

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Summary of Contents for TRC-8800 - Cassette Transcriber

Page 1: ...time 110 sec C 60 tape Wow and flutter 0 2 A WRMS Frequency response 200 10 000 Hz Signal to noise ratio 36 dB PRODUCT CODE No 142 939 05 Output power 800 mW 10 O RMS Loud speaker 66 mm D 8 ohms Power source Local current with AC adaptor AC 2301240 V 50 Hz DC INPUT 9 V Dimensions 273 W x165 D x55 H mm Weight 1 16kg Specifications subject to change without notice REFERENCE No SM580262 ...

Page 2: ...idelity performance Use a cotton swab and any commercial head cleaning agent Follow instructions on the cleaner container PINCH ROLLER The magnetic head which is use for recording and playback can become magnetized from continued use REC PLAY HEAD A magnetized head will cause distortion in playback or recording a k CAPSTAN s ERASE HEAD Demagnetize the head Periodically with a commercially availabl...

Page 3: ...ross tip screwdriver to turn the screw for azimuth adjustment so that the outputs are maximized After completion of the adjustment use thread lock TB 1 401 B to secure the azimuth adjustment screw HEAD AZIMUTH ADJ b 1 2 3 L c reading of 3 000 Hz SPEED CONTROL VOLUME CENTER CHECKING THE MECHANISM TORQUES AND TENSION Clean the head capstan and pinch roller before making any measurement Measurement T...

Page 4: ...EXPLODED VIEW CABINET CHASSIS w 3 2 51 7 yo7 7 I Y06 Yo7 9 Y02 i Yol 3 ...

Page 5: ...ADAPTOR AC DC HEAD SET HEAD PHONE CUSHION EAR HEADPHONE MIC AND REMOCON FOOT CONTROL COMP Description ASSY LID CASSETTE OEC FRONT CABINET SPRING WIRE LID CASSETTE SPRING WIRE LID CASSETTE GEAR ASSY CASSETTE BRACKET SPEAKER SLIDE EJECT KNOB SLIOE EJECT MOUNTING EJECT BUTTON TACT ERASE STOP PLAY F FWD REW BUTTON PUSH TEL REC DICATION CONFERENCE MIC SEARCH BUTTON POWER BELT SQUARE TAPE COUNTER COUNTE...

Page 6: ...15 405 021 9900 TR 2SD1246 S AA 405 022 0005 TR 2S01246 T AA 16 405 017 9600 TR 2SC3330 T Q617 405 024 9907 TR 2SD734 F Ref No Q618 Q619 Q701 Q702 Q703 Q704 Q705 Q706 Q707 Q708 Q709 Q71O Q712 Q713 Q714 Q715 Q716 Q717 Q718 Q719 Q903 Q904 Q905 Q906 07 08 Q909 Q91O Q911 Q912 Q913 Q914 Q915 Q916 Q917 Q918 Q919 Q920 Q921 Q922 Q924 R612 S901 S902 S903 S904 S905 S906 S907 S908 S909 S91O T901 T902 SVR61 V...

Page 7: ... S2 Part No 614 253 6926 614 253 1211 614 035 4911 614 230 8578 620 206 5168 Description ASSY PCB LED PLUG 2P SPEAKER PLUG 2P EJECT SWITCH SOCKET 1OP CORD 1OP CONNECTOR LEO SLZ 190B 09 T2 F FWD LED SLZ 190B 09 T2 REW LEO SLZ 190B 09 T2 PLAY LED SLZ 190B 09 T2 ERASE LED SLZ 190B 09 T2 POWER ASSY Description ASSY PCB EJECT SWITCH CORD 2P CONNECTOR SOCKET 2P SWITCH PUSH EJECT SWITCH PUSH EJECT ACCESS...

Page 8: ...EXPLODED VIEW TAPE MECHANISM 1 164 163 W S 165 142 4 130 7 ...

Page 9: ...o 620 204 2220 620 203 9282 620 136 8208 620 203 9213 620 124 1563 620 125 0855 411 003 8809 620 206 4499 620 203 9169 614 206 8007 620 204 2022 620 136 1599 620 126 9529 620 125 3351 620 209 9095 614 206 9660 620 206 3775 411 039 4103 620 208 6620 411 021 0809 620 137 3981 620 206 5045 Ref No 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 121 122 123 124 125 620 219 9016 620 206 5700...

Page 10: ...OUT OUT IN OUT IN IN OUT CONT CONT Vss IC905 L78M05 VOLTAGE REGULATOR UT NO Vcc T RIPPLE FILTER PRE AMPLIFIER 1 IC904 BA6104 REMOTE CONTROL I c I I OUTPUT1 OUTPUT2 OUTPUT3 OUTPUT4 GNO OUTPUT 3 Vm INPuT Vcc IC907 MC14066BF FUNCTION SWITCH IN OUT OUT IN OUT IN IN OUT c oL c jROL Vss lN CKIT T CONTROL SIGNAL IN I_ OUTPUT Vcm c ROL c oL IN OUT OUT IN OUT IN lN OUT 9 ...

Page 11: ... I II SW90 WI LC631 I 4 I I 0 I 0vSS937 S0631 I I I 1 JJ I I R r II I 1111 IB 1 i l I ll i l u I ...

Page 12: ...m t 1 l I _ K 1606N 1 1 I I I I I I ...

Page 13: ...al load stored in C902 Rewind takes place while Q903 is on while pin 17 IC903 is e PLUNGER DRIVE CIRCUIT a Standby Status Stop Status If a cassette is loaded into the unit and the cassette lid i 1 2 3 4 5 closed Switches S1 EJECT S2 EJECT and S3 CASSETTE a turn on Q908 turns on for approximately 0 5 seconds Q907 also turns on for approximately 0 5 seconds Q907 s on status causes the plunger to ret...

Page 14: ...motor to run fast 4 To stop Q613 and Q619 turn off and Q618 turns on 5 The startup power generated by the reel motor flows through D603 and Q618 causing the reel motor to stop quickly w h WARNING BEEP TONES a Tape End 1 2 3 4 5 6 The mechanism s disc assembly ref no 126 has a reflecting panel on its base This reflecting panel sends a pulse to a photocoupler PC901 as the disc assembly rotates The d...

Page 15: ... I 1 II J6 Qvl w 10631 I I 1 I I 4 F I w I ...

Page 16: ...15 I PIN B c E B c E B c E B c E B c E POWER ON 8 3 3 8 8 8 8 3 3 8 8 8 0 8 3 0 3 8 3 8 3 5 3 8 3 8 3 5 PLAY 2 6 3 3 3 4 2 9 0 1 3 4 0 2 9 0 0 1 3 3 0 1 0 8 0 1 0 1 TEL 2 6 3 3 3 4 2 9 0 1 3 4 0 2 9 0 0 1 3 3 0 1 0 8 0 1 0 1 F FWD 7 8 8 4 8 5 8 0 1 9 8 5 0 8 0 0 1 9 8 4 1 9 2 6 1 9 1 9 REW 8 0 1 6 8 5 7 7 8 4 8 5 4 9 0 0 2 3 1 6 1 5 1 6 8 4 1 5 lTRANsIsTORl Q616 I Q617 I Q61B I Q619 I I TRANSISTOR...

Page 17: ... 0 5 8 0 5 8 F FWD 4 1 6 0 3 7 0 6 2 9 0 6 0 0 6 1 0 4 5 0 6 1 0 6 1 REW 4 1 6 0 3 7 0 6 2 9 0 6 0 0 6 1 0 4 5 0 6 1 0 6 1 rRANSISTOR Q717 Q718 Q719 PIN B c E B c E B c E POWER ON o 5 9 0 6 2 6 3 5 9 6 2 6 3 5 9 PLAY o 5 4 0 5 7 5 8 5 4 5 7 5 8 5 4 TEL o 6 1 0 5 7 5 8 6 1 5 7 5 8 6 1 F FWD o 5 7 0 6 0 6 1 5 7 6 0 6 1 5 7 REW o 5 7 0 6 0 6 1 5 7 6 0 6 1 5 7 RANSISTOR Q903 PIN B c E POWER ON o 4 9 0...

Page 18: ...014 91013 7 13 814 91014 9 REW o 6 6 0 6 6 6 0 I I 6 014 91014 91013 7 13 814 91014 9 rRANSISTOR Q918 PIN B c E POWER ON 4 9 0 4 9 PLAY 4 9 0 4 9 TEL 4 9 0 4 9 Q919 I Q920 I Q921 I Q922 B c EIBICIEIBlcjEIBlc IEI o I o I o I o I o I 4 9 I o I 9 3 I o I o I o 0 0 0 0 0 0 4 9 0 8 6 0 0 0 0 0 0 0 4 9 0 8 6 0 0 0 0 0 8 0 0 4 9 0 9 1 0 0 0 2 5 0 0 0 4 9 0 9 1 0 0 4 9 4 9 4 9 0 0 0 0 0 8 F FWD I O I 4 9 ...

Page 19: ... FWD o 0 0 0 0 4 9 0 0 0 0 REW o 0 0 0 0 4 9 0 0 0 0 PIN 11 12 13 14 POWER ON o 0 4 9 4 9 PLAY o 4 9 4 9 4 9 TEL o 4 9 0 4 9 F FWD o 4 9 0 4 9 REW o 4 9 0 4 9 IC903 1 2 PIN 1 2 I 3 4 5 6 I POWERON O 10101014 919 0 I PLAY I 4 6 10101014 918 3 TEL 4 6 0 0 0 4 9 8 3 F FWD o 0 0 0 4 9 8 7 REW o 0 0 0 4 9 8 7 PIN 11 12 13 14 17 18 POWER ON 4 9 4 9 6 0 4 9 4 9 4 9 PLAY 4 9 4 9 5 8 4 9 4 9 4 9 TEL 4 9 4 ...

Page 20: ...9 0 0 4 9 0 4 9 4 9 F FWD o 0 4 9 0 4 9 0 4 9 0 4 9 4 9 REW o 0 4 9 0 4 9 0 4 9 0 4 9 4 9 PIN 62 63 64 POWER ON o 0 0 PLAY o 4 9 0 TEL 4 9 4 9 0 F FWD 4 9 4 9 0 REW 4 9 0 4 9 C904 PIN HAND FOOT 1 2 3 4 5 6 7 8 9 CONTROL CONTROL POWER ON 9 3 9 1 9 2 9 1 0 9 2 1 0 1 3 9 8 PLAY PLAY 8 5 8 4 8 4 8 4 0 0 1 0 0 9 9 0 BACKSPACE 9 3 9 2 9 2 0 0 0 1 0 0 7 9 8 DICTATION 8 5 8 4 0 0 0 0 1 0 0 5 9 8 F FWD F F...

Page 21: ...4 9 TEL o 4 9 4 9 4 9 F FWD o 4 9 4 9 4 9 REW o 4 9 4 9 4 9 e IC907 PIN 1 2 3 4 5 6 7 8 9 10 POWER ON 4 9 0 2 4 9 0 2 0 0 0 0 2 4 9 0 2 PLAY 4 9 0 2 4 9 0 2 0 0 0 0 2 4 9 0 2 TEL 4 9 0 2 4 9 0 2 0 0 0 0 2 4 9 0 2 F FWD 4 9 0 2 4 9 0 2 0 0 0 0 2 4 9 0 2 REW 4 9 0 2 4 9 0 2 0 0 0 0 2 4 9 0 2 PIN 11 12 13 14 POWER ON 4 9 0 0 4 9 PLAY 4 9 0 0 4 9 TEL 4 9 0 0 4 9 F FWD 4 9 0 0 4 9 REW 4 9 0 0 4 9 sAqM ...

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