Sharp WQ-T37OA Service Manual Download Page 14 | Manualshive

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Summary of Contents for WQ-T37OA

Page 1: ...nd only parts identical to those specified be used INDEX TO CONTENTS Page SPEC F CAT ONS STR NG G OF D AL CORD NAMES OF PARTS DISASSEMBLY R E M O V I N G A ND REINSTALLING THE MAIN PARTS 5 ADJUSTMENT 6 7 EXPLODE VIEW fj J BLOCK DIAGRAM SCHEMATIC DIAGRAM WIRING SIDE OF P W BOARD l 13 2 0 REPLACEMENT PARTS LIST 2l 25 SHARP CORPORATION ...

Page 2: ...peration MPO 27 W 7 5 W 7 5 W 12 W AC operation RMS l6W 4W 4W 8W DC operation 10 T H D 8 cm 3 l 8 free edge super woofer x l 12 cm 4 3 4 free edge woofer x 2 Tweeter x 2 Mixing mic 600 ohms CD Line in 50 k ohms Headphones 16 50 ohms recommended 32 ohms Width 560 mm 122 l 16 Height 210 mm 8 5 16 Depth 187 mm 7 3 8 5 kg 11 1 Ibs without batteries Radio Frequency range FM 87 6 108 MHz AM 526 5 I 6065...

Page 3: ...ontrol 12 Power Indicator 13 Surround indicator 14 Extra Bass Indicator X BASS 3 15 Extra Bass Switch X BASS 16 Surround Switch 17 FM Stereo Indicator 18 Bass Boost Horn 19 Cassette Compartment 20 Tape Mode Switch 21 TAPE 2 Pause Button II 22 TAPE 1 2 Stop Eject Button N 23 TAPE 2 Fast Forward Button M 24 TAPE 2 Rewind Button 25 TAPE 1 2 Play Button 4 26 TAPE 2 Record Button l I 29 27 FM Telescopi...

Page 4: ... be sure to rearrange the leads where they were before disassembling 4 Take sufficient care on static electricity of integrated circuits and other circuits when servicing Rear Cabins Plug PWB S T E P R E M O V A L PROCEDURE FIGURE 1 Battery lid A 4 1 2 Screw A2 x 8 1 Screw Bl x I 1 2 1 pnism i2 ecrharli mode iB2 x 1 3 Screw B3 x j 4 Socket B4 x3 4 3 3 Main PWB 1 Screw Cj x6 4 2 3 with Frame 2 Tip ...

Page 5: ...ig 5 2 1 Move the pinch roller sprin Bl in the direction of arrow to remove it from the play lever 2 Move the pinch roller spring Bl in the direction of arrow to remove it from the pinch roller unit 3 Remove the pinch roller in the direction of arrow 0 El x3 P2x6mm Q a Metal Pinch Rol ler l How to remove the drive belt See Figs 5 3 and 5 4 1 Remove the four screws Cl i to remove the flywheel brack...

Page 6: ...al speed MTT 111 Tape 2 VR501 3 000 300 Hz Load resistance 4 ohms TAPE2 AZIMUTH AfJJUSTWNT SCREIW TAPE1 AZIMUTH ADJUSTMENT SCREW TAPE SECTION Position of each switch or control Volume Max Beat cancel switch A STEREO Graphic equalizer Center 1 Tape speed 1 N o r m a l 1 Mechanism mode Function 2 Tape Bias Oscillation Frequency Bias Current check Specified Value A 97 4 kHz Beat cancel B 2 t 2 kHz fo...

Page 7: ...Frequency Adjusting Point Specified Value VRl 38 kHz 100 Hz Instrument Connection Pin 6 of IC3 AM IF RF Test Stage IF AM Band Coverage AM Tracking Specified Value Adjusting Point Instrument Connection T3 fL L 5 Input Antenna TPI fH T C 4 Output Pin 9 of IC2 600 kHz L 3 1 400 kHz T C 3 FM BAND COVERAGE SW1 Ll c E4 1 MAIN PwB Ai I J Figure 7 ADJUSTMENT POINTS 7 ...

Page 8: ...TOP VIEW I i 510 1 I 2 I 3 I 4 5 Figure 8 TAPE MECHANISM EXPLODED VIEW l Z I 6 I a ...

Page 9: ...A B C D E F G H BOTTOM VIEW 512 8 I6 1 I 2 I 3 I 4 I 5 I 6 Figure 9 TAPE MECHANISM EXPLODED VIEW 2 2 9 ...

Page 10: ...6Oix4 SPl Z C D E F G H 2 5 0 L 1 I 2 I 3 I 4 I 5 I 6 Figure 10 CABINET EXPLODED VIEW I lO ...

Page 11: ...l ...

Page 12: ... NOTES ON SCHEE 1 I 2 I 3 I 4 I 5 I 6 I 7 I 9 9 I 10 I 11 I 12 I Figdk l k ti k T DIAGRAM i 2 13 14p ...

Page 13: ... I I ...

Page 14: ...i r ...

Page 15: ... Mylar type P P 1 PolVpropylene type The indicated voltage n each sectfon IS the one measured by Diaital Multimeter between such a section and the chassis with no slgnal given 1 Tuner I AM mode Marking except for 1 FM mode 2 IClOl 1 Tape 2 mode I Dubbing mode Marking except for 1 II Tape 1 mode 3 Q 251 Record mode 4 0152 I Normal High Speed Dubbing mode 5 M501 Motor I High Speed Dubbing mode Parts...

Page 16: ...l06AFlC VCTYMNOJY153M VCTYPAlEX104K RC GZA476AFlA VCKYMNlHB331K VCKYMNlHBlOZK VCTYPAlEXl83K VCKYMNlHBlSlK VCKYPAIHB68lK VCKYPAlHBlBlK RCmQZAl03AFYK VCQPKAZAA472J RCmQZA563AFYJ RC GZA107AFlC RC GZA475AFlC VCKYMNIHBZLIK RC GZA226AFlA RC GZA107AFlA VCKYMNlHB561K VCTYMNlCX472K VCTYMNOJY223N VCTYMNlCY103K VCTYMNOJY153M VCTYMNlCX682K VCTYMNlCX392K VCTYMNlCX272K RC EZD225AFlH VCKYMNlHB33lK RCmGZA476AFlA ...

Page 17: ...A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A 23 i L B R451 9R452 R453 R454 R455 R457 R458 R472 473 8R475 R501 502 R503 R504 505 R701 R702 R707 R708 709 R710 R712 R713 R714 R751 R752 R761 R762 R765 R766 R772 R773 R775 R776 777 R778 R779 R781 783 R7...

Page 18: ... 97 98 39 102 103 106 107 111 112 113 114 501 502 503 504 505 506 507 508 509 510 512 513 514 92LMCSPR666C J Spring Back Tension Tape A A 1 92LMCSPR666D J Spring Back Tension Tape A A 2 515 516 517 518 PART NO DESCRIPTION CODE 92LMCSPR666E J Spring Detent A A 92LMTSPR666R J Spnng Pinch Roller A A 92LMTSPR666B J Spring Over Stroke A A 92LMTSPR666C J Spring Brake Leve A A 92LMTSPR666D J Spring Play ...

Page 19: ...92LSCAB1553ASl J Air Duct Ass y A V 92LS CHS1554A J F r a m e A K 92LHoLD1553A J Holder Tuning Knob A A 92LSPAC1553A J Spacer LED A A 92LKNoB666D J Knob Tuning A B 92LKNoB1449A J Knob Graphic EQ Volume A B 92LKNoB976B J Knob Dubbibg Speed A A Function Band Selector 92LPiNT717A J Dial Pointer A B 92LRooL009 J Dial Pulley A A 92LDSTR1553AS2 J Dial Cord Ass y A D 92LWHEL976A J Drum A C 92LKNoB666C J ...

Page 20: ... A901 Z 865NS OD M j Writer and Editor Quality Reliability Control Center of Audio Systems Group Sharp Corp Printed in SA ...

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