Hammond Organ L-100 Series Скачать руководство пользователя страница 65

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Page 65

Orig.

Pg.

Assembly

Rev-

ision

Part

Description

Value /Unit

Spec.

Ref.

Units

Part #

229

Preamplifier (AO–42)

Potentiometer

30KΩ

R225

676-000144

230

Preamplifier (AO–42)

Resistor & Capacitor Panel Assembly

063-024414

231

Preamplifier (AO–42)

Terminal Board

006-024407

232

Preamplifier (AO–42)

Resistor

68KΩ

R212, R229

600-040931

233

Preamplifier (AO–42)

Resistor

390Ω

R211

600-020391

234

Preamplifier (AO–42)

Resistor

20KΩ

R233

626-060861

235

Preamplifier (AO–42)

Resistor

2.7KΩ

R235

600-030591

236

Preamplifier (AO–42)

Resistor

3.9MΩ

R219

600-021351

237

Preamplifier (AO–42)

Resistor

82Ω

R209

600-020231

238

Preamplifier (AO–42)

Resistor

100Ω

R207

600-020251

239

Preamplifier (AO–42)

Resistor

220Ω

R234

600-020331

240

Preamplifier (AO–42)

Resistor

1KΩ

R208

600-020491

241

Preamplifier (AO–42)

Resistor

1.2KΩ

R231

600-020511

242

Preamplifier (AO–42)

Resistor

3.3KΩ

R205

600-020611

243

Preamplifier (AO–42)

Resistor

4.7KΩ

R210, R215,
R216

600-020651

244

Preamplifier (AO–42)

Resistor

15KΩ

R213

600-020771

245

Preamplifier (AO–42)

Resistor

47KΩ

R202, R221,
R232

600-020891

246

Preamplifier (AO–42)

Resistor

100KΩ

R220, R223

600-020971

247

Preamplifier (AO–42)

Resistor

150KΩ

R224

600-021011

248

Preamplifier (AO–42)

Resistor

Selected for Proper Gain

180KΩ

R226

600-021031

248.1

Preamplifier (AO–42)

Resistor

Selected for Proper Gain

220KΩ

R226

600-021051

248.2

Preamplifier (AO–42)t

Resistor

Selected for Proper Gain

270KΩ

R226

600-021071

249

Preamplifier (AO–42)

Resistor

270KΩ

R222

600-021070

250

Preamplifier (AO–42)

Resistor

330KΩ

R218

600-021011

251

Preamplifier (AO–42)

Resistor

470KΩ

R228, R230

600-021131

252

Preamplifier (AO–42)

Resistor

680KΩ

R227

600-021171

253

Preamplifier (AO–42)

Resistor

1MΩ

R201

600-021211

254

Preamplifier (AO–42)

Resistor

Selected at Time of Inspection

4.7MΩ

R203

600-021371

254.1

Preamplifier (AO–42)

Resistor

Selected at Time of Inspection

5.6MΩ

R203

600-021391

255

Preamplifier (AO–42)

Resistor

120KΩ

R236

600-020991

256

Preamplifier (AO–42)

Capacitor

0.1µF

200V

C215

401-020533

257

Preamplifier (AO–42)

Capacitor

0.047µF

400V

C204

403-030452

258

Preamplifier (AO–42)

Capacitor

0.33µF

100V

C210

406-010172

Содержание L-100 Series

Страница 1: ......

Страница 2: ...vice manual had been scanned by an unknown source This was then downloaded and OCR ed OCR errors were either corrected or re keyed Then all text was composited in Adobe InDesign Images were captured e...

Страница 3: ...Six Voice Percussion Circuitry 21 3 Disassembly 24 3 1 General 24 3 2 Access 24 3 3 Upper Manual Key 24 3 4 Lower Manual Key 24 3 5 Drawbar Contact Spring 24 3 6 Drawbar Drawbar Knobs or Drawbar Asse...

Страница 4: ...Page iv 7 3 Other Resources 82 7 4 Revised RH End Panel Layout Template 82 7 5 Kon Zissis Chorus Depth Control 86 7 6 Kon Zissis Percussion Mod 86 7 7 Kon Zissis Treble Boost Mod 87...

Страница 5: ...ed from the lower left end block Model L 100 1 is similar to L 100 with a six voice percussion feature added Percussion controls are mounted in the lower right end block Model L 100 2 is identical to...

Страница 6: ......

Страница 7: ...ined speeds by a motor and gear arrangement Each tone wheel is a steel disc similar to a gear with high and low spots or teeth on its edge see Figure 1 5 As the wheel rotates these teeth pass near a p...

Страница 8: ...ts the volume of the pedals relative to that of the manuals and the pedal signal then is combined with the signal from the manuals before passing into the matching transformer 1 3 MOTOR AND POWER SWIT...

Страница 9: ...Page 9 Figure 1 4 Block Diagram L 100 Series Figure 1 5 Typical Tone Generator...

Страница 10: ...shows the location of these filters A few frequencies use untuned filters consisting of coils alone Wiring from the various filter assemblies leads to the terminal strip on the long edge of the gener...

Страница 11: ...etal contact surfaces to avoid corrosion and the manuals are sealed to exclude dust so far as possible In case a contact becomes dirty in spite of these precautions a busbar shifter is provided in eac...

Страница 12: ...The blank spaces indicate that no key contact is used inas much as the higher harmonics of these keys are not required Since the percussion control circuit is keyed through the 6th harmonic busbar the...

Страница 13: ...uching some busbar at all times and therefore there is a smooth change in volume of that harmonic These busbars extend the length of the draw bar assembly and are connected to the low impedance primar...

Страница 14: ...ide different degrees of chorus 1 13 REVERBERATION AND VOLUME SOFT TABS Several degrees of reverberation are obtained by the use of either or both tabs labeled REVERB I and REVERB II These tabs in add...

Страница 15: ...ed for percussion keying With the Selector Switch in the Drawbar position all harmonic busbars are routed to their associated drawbars see Table 1 1 Selector Position A Channel B Channel DRAWBARS Chim...

Страница 16: ...A Tone Cabinet Control Kit P N AO 22625 2 is required for proper interconnections Installation instructions are furnished with the kit 1 19 EXTERNAL SOUND SOURCE A record player or microphone equipped...

Страница 17: ...h either the normal or small vibrato tab in use this oscillator impresses its signal on V4 a cathode fol lower and isolation stage Positive pulses now appear on the grid of driver tube V5 The plate ci...

Страница 18: ...rmonic drawbar When a key is pressed this keying line is grounded through the key contact and tone generator filter This virtually grounds the grid and plate or V11 connected as a diode open circuitin...

Страница 19: ...actory 2 6 POWER SUPPLY See Figure 5 2 The power supply uses a 5U4 rectifier tube with conventional filtering circuit 2 7 L 100A PERCUSSION VOICING CIRCUITRY See Figure 5 3 2 7 1 MODE SWITCH With the...

Страница 20: ...age and as the percussion is dying away feeds this amplified portion of the fading percussion signal through both the Mode Switch and R683 to the grid of V1A Pin 2 There the signal is amplified and fe...

Страница 21: ...re routed to a voltage divider consisting of R604 R605 and R606 It is then tapped by the switch and routed to R602 the overall level control This is located on a terminal strip on the lower organ shel...

Страница 22: ...The Brush Gate transistor Q105 is turned on for a period determined by C113 and R120 of the multi vibrator stage This applies positive bias through R123 D104 and R124 to base of Q105 turning on Q105 a...

Страница 23: ...to Q115 s collector The signal altering pin C is fed through R160 to the base of Q114 which is nor mally in the on condition with no pedal pressed collector at 0VDC When a pedal is pressed the negativ...

Страница 24: ...ry to remove or loosen drawbar assembly See 3 6 Drawbar Drawbar Knobs or Drawbar Assembly 3 4 LOWER MANUAL KEY To remove a lower manual key proceed according to the following a Remove four screws whic...

Страница 25: ...le pressing with thumb to release pressure on contact g To separate drawbar from contact spring remove screw at back end of drawbar h To remove entire drawbar assembly unsolder all connecting wires 3...

Страница 26: ...to front rail Tighten these last when reinstalling manual h Lift out lower manual 3 9 GENERATOR To remove generator disconnect organ from power source then proceed according to the following a Remove...

Страница 27: ...on and secure with original screws 6 Plug long shielded lead into Percussion Amplifier jack and short lead into Power Amplifier Jack 7 Using accompanying terminal strip splice two Brown wires from Exp...

Страница 28: ...TRY L 100A With the exception of power supply and terminal strip assembly Figure 5 11 the percussion circuitry is mounted on the lower left end block If access to end block circuitry is required remov...

Страница 29: ...ektronix 503 or equivalent 4 4 PROCEDURE a Depress UPPER DRAWBARS tab and pull drawbar No 1 to position 8 Play lowest C on upper manual Frequency 25 and observe meter If output is not between 1 6V and...

Страница 30: ...down F A C chord near center of upper manual Depress VIBRATO SMALL tab and observe vibrato effect Then in addition depress VIBRATO NORMAL tab Vibrato effect should increase In addition press VIBRATO...

Страница 31: ...one complete sine wave covers 4 cm g Adjust the VERTICAL VARIABLE control for a display height of 4 cm h Depress the VIBRATO NORMAL tab Adjust the VIBRATO WIDTH control for a total phase shift swing...

Страница 32: ...e reiteration normal and delayed vibrato positions of the mode switch are normal Notice a decrease in level when PERCUSSION SOFT tab is depressed in all but reiteration modes 4 Percussion voices of th...

Страница 33: ...harmonics used in these voices are turned on and off at opposite times This is known as alternate reiteration g Cymbal Brush Switch Operation OFF 1 Lower Manual DRAWBARS depressed Cymbal Brush switch...

Страница 34: ...is held down c If voltage is missing check connections to push button switch rocker tab and rhythm power supply d If voltage is present trace associated voice circuitry Note 4 7 d A If failure is in...

Страница 35: ...ment d If the frequency is missing on all keys of one manual but not on the other manual look for a break in the cable connecting one manual to the other e If the frequency is missing on both manuals...

Страница 36: ...fective the generator must be returned to the factory as replacement of a coil necessitates dismantling the entire generator j It is possible although unlikely that the magnet may have become loose an...

Страница 37: ...s in your PDF application Select the Layers link in your PDF application to change the visibility of layers The image below shows an example from Adobe Acrobat CC Figure 5 1 Example of Layers Link For...

Страница 38: ...Page 38 This page intentionally left blank...

Страница 39: ...R301 470K C302 02 V6 12AX7 R308 39K R309 33K 270K SELECTED FOR NOMINAL GAIN C303 50 V8 12AX7 C309 02 8 6 7 7 6 8 2 1 3 2 1 3 3 9 2 7 3 8 7 2 1 6 3 9 2 7 R337 3 9K R336 10K FACTORY VOLUME ADJUSTMENT HI...

Страница 40: ...Page 40 Figure 5 3 Schematic Diagram L 100A Percussion Unit Figure 5 3A Parts Layout L 100A Percussion Unit...

Страница 41: ...Page 41 Figure 5 4 Schematic Diagram L 100 1 Six Voice Percussion Figure 5 4A Parts Layout L 100 1 Six Voice Percussion...

Страница 42: ...Page 42 Figure 5 4B Schematic Diagram Six Voice Percussion Early 1970 Production Figure 5 4C Board Layout Six Voice Percussion Early 1970 Production...

Страница 43: ...Page 43 Figure 5 5 Schematic Diagram L 100 1 Percussion Power Supply Figure 5 6 Schematic Pedal Control Board Figure 5 6A Parts Layout Pedal Control Board...

Страница 44: ...Page 44 Figure 5 7 Wiring Diagram L 100 Organ...

Страница 45: ...Page 45 Figure 5 8 Wiring Diagram L100 1 and L 100 2 Organs...

Страница 46: ...Page 46 Figure 5 9 Wiring Diagram L 200 Organ...

Страница 47: ...OWER DRAWBARS ENSEMBLE VIBRATO NORMAL VIBRATO CHORUS VIBRATO SMALL REVERB I REVERB II PERCUSSION FAST DECAY VOLUME SOFT R411 R410 C401 R408 R407 TO POWER ON AO 41 47 VIBRATO AMPLIFIER TO POWER TERMINA...

Страница 48: ...Page 48 Figure 5 11 Wiring Diagram Percussion Unit L 100A Figure 5 12 Wiring Diagram Six Voice Percussion L 100 1...

Страница 49: ...Page 49 Figure 5 13 Parts Layout AO 41 Vibrato Amplifier...

Страница 50: ...Page 50 Figure 5 14 Parts Layout AO 47 126 000023 Vibrato Amplifier...

Страница 51: ...Page 51 Figure 5 14A Comparison Between AO 41 and AO 47 Vibrato Amplifiers...

Страница 52: ...Page 52 Figure 5 15 Parts Layout AO 42 117 000019 Percussion Amplifier...

Страница 53: ...Page 53 Figure 5 16 Parts Layout AO 43 126 000017 Power Amplifier...

Страница 54: ...Page 54 Figure 5 17 Power Amplifier Fuse Location Canadian 101 000130...

Страница 55: ...If desired please contact Michael Hightower mphtower gmail com for a copy of the source Excel spreadsheet 6 2 1 ORGANIZATION The source document groups parts by assembly e g upper manual lower manual...

Страница 56: ...d Lower Manuals Cable Assembly Upper Manual Plug 011 036750 15 Upper and Lower Manuals Lower Manual Assembly 119 000045 16 Upper and Lower Manuals Upper Manual Assembly 119 000009 17 Generator Motor G...

Страница 57: ...bly Name Part Description Revision Part 34 Miscellaneous Miscellaneous 35 Speakers Speakers 36 Photocell Swell Pedal Swell Pedal Assembly 2 123 000021 37 Rhythm II Extrusion Rhythm II Extrusion Assemb...

Страница 58: ...Screw Control Panel Mounting 10 845 070318 15 55 Control Panel Washer Used on Control Panel Screws 10 999 000061 16 55 Control Panel Manual Stop Switch Assembly 120 000041 17 55 Control Panel Mounting...

Страница 59: ...Lower Manual Control Tab Drawbars 031 036481 45 55 Preset Tabs Lower Manual Control Tab Ensemble 031 036482 46 55 Preset Tabs Lower Manual Plastic Tie 013 031744 47 55 Preset Tabs Lower Manual Tubula...

Страница 60: ...n Tabs Control Tab Fast Decay 031 036488 75 56 Percussion Tabs Control Tab Percussion Soft 031 036489 76 56 Percussion Tabs Spring Washer 999 000151 77 56 Percussion Tabs Tubular Clip 013 028002 78 56...

Страница 61: ...verb Volume and Brilliance Tabs Control Tab REVERB I 031 036493 109 57 Reverb Volume and Brilliance Tabs Control Tab REVERB II 031 036494 110 57 Reverb Volume and Brilliance Tabs Control Tab VOLUME SO...

Страница 62: ...als Key Channel Assembly Sharp Key 060 024286 139 57 Upper and Lower Manuals Key Channel Assembly One Set of Seven Ivory 057 042770 140 57 Upper and Lower Manuals Bracket Channel Assembly 060 033392 1...

Страница 63: ...ssembly 115 000031 172 58 Generator Motor Terminal Panel Assembly AC Panel with GY BL YEL 006 024326 173 58 Generator Motor Motor Mounting Bracket 035 027354 174 58 Generator Motor Capacitor Clamp 013...

Страница 64: ...ew Mounting Key 850 100514 209 58 Pedal Keyboard Switch Key Channel Assembly Short 057 035982 210 58 Pedal Keyboard Switch Key Channel Short 041 020403 211 58 Pedal Keyboard Switch Short Key Black 025...

Страница 65: ...42 Resistor 15K R213 600 020771 245 59 Preamplifier AO 42 Resistor 47K R202 R221 R232 600 020891 246 59 Preamplifier AO 42 Resistor 100K R220 R223 600 020971 247 59 Preamplifier AO 42 Resistor 150K R2...

Страница 66: ...plifier AO 47 Capacitor 40 F 400V C111 450 040200 272 60 Vibrato Amplifier AO 47 Capacitor 40 F 450V C110 450 040200 273 60 Vibrato Amplifier AO 47 Potentiometer 500K R131 676 000152 274 60 Vibrato Am...

Страница 67: ...2 60 Vibrato Amplifier AO 47 Resistor Select For Proper Phase Shift 33K R137 600 020851 303 60 Vibrato Amplifier AO 47 Resistor Select For Proper Vibrato Rate 6 6 7 0 Hz 1 2M R138 600 021231 304 60 Vi...

Страница 68: ...fier Power Amplifier Assembly AO 43 3 234V 126 000019 330 61 Power Amplifier Chassis Pan Assembly 009 024410 331 61 Power Amplifier Power Transformer Assembly T 302 120V 60Hz 003 024157 332 61 Power A...

Страница 69: ...lifier Resistor Selected for Nominal Gain 120K R309 600 020991 365 61 Power Amplifier Resistor Selected for Nominal Gain 270K R309 600 021071 366 61 Power Amplifier Capacitor 100pF 500V C307 425 01025...

Страница 70: ...83 395 62 Power Amplifier Capacitor 100 F 25V C313 450 040084 396 62 Power Amplifier Potentiometer 10K R336 676 000143 399 62 Preset Percussion L 100A Printed Circuit Board Chassis 121 000102 400 62 P...

Страница 71: ...R102A R102B R102C R165 600 020932 424 62 Six Voice Percussion PCB Resistor 100K R101 R101A R101B R101C R110 R117 R152 R153 R155 R156 600 020971 425 62 Six Voice Percussion PCB Resistor 150K R121 R163...

Страница 72: ...ercussion PCB Capacitor 0 015 F C102A C103A C104A 405 340092 448 63 Six Voice Percussion PCB Capacitor 0 022 F C101B C102 C103 C104 405 340112 449 63 Six Voice Percussion PCB Capacitor 0 047 F C101 C1...

Страница 73: ...itches Compression Spring 012 033464 471 63 Six Voice Percussion Switches Knob 031 031755 472 63 Six Voice Percussion Switches Cable Assembly 011 041161 473 63 Six Voice Percussion Switches Cable Clip...

Страница 74: ...h Lower 031 041145 495 64 Six Voice Percussion Switches Rocker Tab Bongo Lower 031 041146 496 64 Six Voice Percussion Switches Rocker Tab Tom Tom Lower 031 041147 497 64 Six Voice Percussion Switches...

Страница 75: ...upply Spacer 4 044 033662 525 64 Power Supply Cable Assembly 011 040032 527 64 Pedal Control Board Pedal Control Board Assembly 063 042051 528 64 Pedal Control Board Capacitor 1 F C1 414 040092 529 64...

Страница 76: ...7 65 RHYTHM II Drawer Control Assembly 125 000045 558 65 RHYTHM II Drawer Voice Generator Assembly 063 042080 559 65 RHYTHM II Drawer Shield Voice Generator Assembly 010 042082 560 65 RHYTHM II Drawer...

Страница 77: ...e Cloth 052 036888 593 65 Woodwork Rear Cover 056 040228 594 65 Woodwork Bench Assembly 152 000025 595 65 Woodwork Cabinet Assembly L 143 1 111 000028 596 65 Woodwork Case Assembly 050 025530 597 65 W...

Страница 78: ...and Textured 025 028407 629 66 Miscellaneous Endblock Lower Right Hand Smooth 025 024847 631 66 Speakers L100 L100 1 2 Early Production 014 024346 632 66 Speakers L100 L100 1 2 Early Production 014 02...

Страница 79: ...Generator Pad 036 024354 674 76 Miscellaneous 2 Speed Clip 013 024843 675 76 Miscellaneous 2 Reverberation Unit Assembly 121 000002 676 76 Miscellaneous 2 Power Supply Cable 011 024357 677 76 Miscell...

Страница 80: ...2 Cabinet Assembly L 212 111 000115 708 76 Woodwork 2 Case Assembly 050 036895 709 76 Woodwork 2 Rear Cover 056 040228 710 76 Woodwork 2 Fastener 013 040269 711 76 Woodwork 2 Brad 999 040271 712 76 Wo...

Страница 81: ...This circuit adds a switch and uses any commonly available 1 4 phone jack The schematic shows a TRS style female connector but only the TS junctions are used Ground noise can be a problem when connect...

Страница 82: ...and grey adapter wires to the two AC terminals on the console amplifier which are under the control of the console power switch i The 6 conductor connecting cable is supplied in a standard 30 foot le...

Страница 83: ...oost Switch SPDT 1 RRA1534400 ND 7 4 2 METHOD Print the drawing in Figure 7 3 first on plain paper and ensure the dimensions are printing correctly Use a caliper ideally or a ruler to ensure the print...

Страница 84: ...341 mm 131 4 mm 35 mm 35 mm 7 5 mm 19 64 3 0 mm 7 5 mm 19 64 3 0 mm 7 5 mm 19 64 3 0 mm 2 0 2 m m 2 2 2 0 2 m m 2 2 2 0 2 m m 2 2 2 0 2 m m 2 2 2 2 m m 5 5 5 5 2 1 22 6 Figure 7 3 Modified RH End Pan...

Страница 85: ...e Line Out High Cut Overdrive Low Cut Treble Boost 7 5 mm 19 64 3 0 mm 7 5 mm 19 64 3 0 mm 7 5 mm 19 64 3 0 mm 3 2 1 3 2 1 3 2 1 2 0 2 m m 2 2 2 0 2 m m 2 2 2 0 2 m m 2 2 2 0 2 m m 2 2 2 2 m m 5 5 5 5...

Страница 86: ...lar to that of a scanner vibrato You can experiment with different capacitor values to alter the chorus effect Suggested capacitors to try are 560pF 0 001 F 0 0022 F etc through 0 01 F The figure belo...

Страница 87: ...ting Relocation of the soft switch path restores the correct volume levels The stock L100 series and Porta B pecussion fast decay duration is longer than that of the B3 C3 Add a 1M resistor in paralle...

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