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General Music GRP300 BALDWIN, Руководство по обслуживанию

Сервисное руководство General Music GRP300 BALDWIN доступно для бесплатного скачивания на нашем сайте. Этот ручной инструмент позволяет пользователям быстро и легко ознакомиться с функциями и настройками устройства. Скачайте его бесплатно с manualshive.com и получите подробные инструкции по эксплуатации.

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Содержание GRP300 BALDWIN

Страница 1: ...ment after having switched off be careful to wait at least 3 seconds before switching on again To improve the device s specifications the schematic diagrams may be subject to change without prior notice All components marked by this symbol have special safety characteristics when replacing any of these components use only manufacturer s specified parts The µ micro symbol of capacitance value is su...

Страница 2: ...SURE AND PUSH IN THE DIRECTION SHOWN NOTE BEFORE YOU REMOVE A NATURAL KEY YOU MUST REMOVE THE KEYBOARD IF YOU REMOVE A SHARP KEY THIS OPERATION IS NOT NECESSARY 3 TO REMOVE THE KEYBOARD TP21 UNSCREW THE 11 SCREWS UNDER THE KEYBOARD THE CONTROL PANEL SUPPORTS TO THE CHASSIS TP21 TP10 DRW APP CKD WRITTEN CONSENT BY GENERALMUSIC ORREPRODUCETHISDOCUMENTWITHOUT ALLRIGHTSARERESERVED NOCOPIES GENERALMUSI...

Страница 3: ... frequency from 10Hz to 2756Hz SINUS SWEEP Freq 1000 Hz REALPIANO RP100 BALDWIN PIANOVELLE RP100 REALPIANO RP150 BALDWIN PIANOVELLE RP150 REALPIANO RP90 BALDWIN PIANOVELLE RP90 RP100 150 INITIAL CHECK Re set the frequency at 1KHz and check HEADPHONES and AUX outputs with the oscilloscope inserting a stereo jack in the left phones socket speakers will go be silent and two mono jack in the AUX OUT s...

Страница 4: ...2 1 2 1 2 2 3 1 2 v 2 00 or greater GRP300 BALDWIN 1 2 1 2 1 2 2 3 2 3 v 2 00 or greater Remove the secondary fuses F1 F2 F3 located on POWER AMPLIFIER SUPPLY BOARD turn on the instrument and verify the supply AC voltages CN6 between pin1 and pin2 27 5 1 5Vac CN6 between pin1 and pin3 27 5 1 5Vac CN6 between pin2 and pin3 55 3Vac CN12 between pin1 and pin2 16 0 8Vac CN12 between pin1 and pin3 16 0...

Страница 5: ...a checksum and display it in hexadecimal value compare this value with the value imprinted onto the EPROM if it matches the EPROM is good Wait Eprom Checksum cks BT PR ALL Turn off the instrument and disconnect the EPROM BOARD Start with the instrument in AUTOTEST mode as described above and press GRAND PIANO 2 times until the display show the new software version loaded in flash memory mmm dd yyy...

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Страница 15: ...15J J J J J CPU SOUND GENERATOR BOARD PCB 310603 1 ...

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Страница 18: ...0258 Slider Potentiometer Felt 210020 1 5x12mm Adhesive Red Felt specify mt 210017 2x10mm Adhesive Black Felt specify mt CPU Sound Generator Board 761171 CPU Sound Generator Board Pcb 310603 560021 GAL 16V8C 7 Programmed Disp3 Ram Read 560020 GAL 16V8C 7 Programmed Disp3 Ram Write 141018 20 Contacts Vert Female Connector 141012 8 Contacts Vert Female Connector 141011 6 Contacts Vert Female Connect...

Страница 19: ...lytic Bipolar Capacitor Outputs Assembly 730996 Outputs Assembly 730995 Outputs Board Pcb 310608 230569 FL5R200PNT EMI Coil For Signal 230527 BL02RN2 R62 EMI Coil For Signal 141012 8 Contacts Vert Female Connector 141010 4 Contacts Vert Female Connector 140918 2 Contacts Hor Male Connector 140908 6 Contacts Vert Male Small Connector 140247 8 Poles Mini Din Female Socket 140217 Jack Slim Horizontal...

Страница 20: ... Spring TP10MDF s 151226 Last C Key TP10MDS 151225 First A Key TP10MDS 151224 Sharp Key TP10MDS 151223 B Key TP10MDS 151222 A Key TP10MDS 151221 G Key TP10MDS 151220 F Key TP10MDS 151219 E Key TP10MDS 151218 D Key TP10MDS 151217 C Key TP10MDS 340092 5mm Board Spacer 210017 2x10mm Adhesive Black Felt specify mt Controls Panel Assembly 820585 Controls Panel Assembly Gem 820584 Controls Panel Assembl...

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