Fostex VM08 Service Manual
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Fostex VM08 Service Manual

8ch digital mixer with dsp effects
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FOSTEX CORPORATION 3-2-35 Musashino, Akishima, Tokyo, Japan 196-0021
FOSTEX CORPORATION OF AMERICA 15431 Blackburn Ave., Norwalk, CA 90650, U.S.A.
© PRINTED IN JAPAN DEC 1999 8288788000
Service Manual
Model
VM08
8ch Digital Mixer with DSP Effects

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Summary of Contents for Fostex VM08

  • Page 1 FOSTEX CORPORATION 3-2-35 Musashino, Akishima, Tokyo, Japan 196-0021 FOSTEX CORPORATION OF AMERICA 15431 Blackburn Ave., Norwalk, CA 90650, U.S.A. © PRINTED IN JAPAN DEC 1999 8288788000 Service Manual Model VM08 8ch Digital Mixer with DSP Effects...
  • Page 2 SPONDANTE DE LA PRISE ET POUSSER JUSQU' AU FOND. The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and mainte- nance (servicing) instructions in the literature accompanying the appliance. VM08...

  • Page 3: Table Of Contents

    * Parts List and circuit diagrams are given in this manual to assist the service technician in maintaining the Model VM08. * The following accessories are supplied with VM08 as the standard accessories. * Following is the packing material for the Model VM08.

  • Page 4: Specifications

    VM08 1. SPECIFICATIONS DEFINITION (Specification Unit : 0 dBV = 1 Vrms) NORMAL FADER POSITION Master fader 80 position (Master Fader display) Input fader 80 position (Channel Fader display) INPUT 1~4 PAN Fully CCW (L) or CW (R) position INPUT 5/6, 7/8 PAN...

  • Page 5: Controls, Indicators And Connectors

    VM08 SEG40 COM1 SEG40 COM1 SEG39 COM2 SEG39 COM2 SEG38 COM3 SEG38 COM3 SEG37 COM4 SEG37 COM4 SEG36 COM5 SEG36 COM5 SEG35 COM6 SEG35 COM6 SEG34 COM7 SEG34 COM7 SEG33 COM13 SEG33 COM13 SEG32 COM12 SEG32 COM12 SEG31 COM11 SEG31...

  • Page 6: Service Mode

    3-1 Software Version Check While holding down both the PAN/EQ and EFF/AUX keys, press the EFF 1 key. • The LCD Display will show the Software Version of the VM08 for about a second, and then return to the Normal mode display.

  • Page 7: Replacing The Battery

    VM08 3-7 Memory Clear While holding down both the PAN/EQ and EFF/AUX keys, press the SCENE STORE key • Pressing the ENTER key would clear the memory and the message • Pressing the key other than ENTER returns to the Normal Mix mode display (The •...

  • Page 8: Exploded View

    KNOB, FADER, N4.5 8212665000 WINDOW, LCD, VM08 8226238000 KNOB, JOG, FD-4/VM08 * Flat Cable Connections 8274229000 PCB ASSY, FADER, VM08 8221301000 BRACKET, PHONES, VM08 A, MAIN PCB : J2 <-> DISPLAY PCB : J251 8216731000 SHIELD, PHONES, VM08 8204082000 PLATE, MOUNTING, B...

  • Page 9: Parts List

    IC, ST, TSSOP, 74VHC14 R190 8230510100 U003 8236502500 IC, ST, AN, RESET, NJM2103M R191~193 8230510101 U004 8236086201 IC, QFP, DG, CPU, VM08, MN101C28DFA R194~197 8230510331 U005 8236046701 IC, 220, AN, REGULATOR, TA78DM05S R501, 601 8230510623 U006 8236570801 IC, ST, DG, DRIVER, DTB114TK...
  • Page 10 VM08 8274230000 PCB ASSY, PHONES, VM08 MISCELLANEOUS Ref. No. Part No. Description Ref. No. B101 8251989201 PLAIN PCB, MAIN, VM08 U210 B001 8239120000 BATTERY, 3V, CR2032 U410 B102 8239121000 HOLDER, BATTERY, BCR20H4 U411~414 J001 8245544000 CONN, JACK, DC INLET, YKB31-0014...

  • Page 11: Pcb Pattern Drawing

    VM08 VOUTR2- VOUTR2+ VOUTL2- VOUTL2+ VOUTR1- VOUTR1+ VOUTL1- VOUTL1+ VRDAL AVSS AVDD VRDAH VCOM VRADL AVSS AVDD VRADH AINR- AINR+ AINL- AINL+ DVDD VDSS /RAS /CAS DVDD DVSS EEST DRDY SCLK EESEL SMODE 6. PCB PATTERN DRAWING R215 C213 C214...
  • Page 12 VM08 C122 C151 C101 C163 C170 C152 C153 C154 C123 C195 C201 C183 C184 C198 C191 C223 C207 C266 C253 C254 C256 C261 C322 C301 C323 C407 C401 C606 C111 C112 C212 C211 C156 C155 C161 C158 C159 C168 C157...
  • Page 13 VM08 SELECT3 SELECT2 SELECT1 SELECT3 SELECT2 SELECT1 SELECT3 SELECT2 SELECT1 L201 L202 W201 VM08...
  • Page 14 VM08 W201 R257 R268 R267 R266 R265 L201 R264 R263 R262 R261 R269 C280 R256 R254 L201 R253 R252 R251 R255 C282 C283 D259 D261 D260 D262 D258 D263 D265 D264 D257 D256 D255 D254 D253 D252 D251 VM08...

  • Page 15: Circuit Diagrams

    VM08 7. CIRCUIT DIAGRAMS /MUTE JOGIN1 JOGIN2 E-LCD CLK-DSP LCD_E RW-LCD SO-DSP(CPU_RX) LCD_R/W LED0 RS-LCS SI-DSP(CPU_TX) LCD_RS MMOD LED1 LED2 OSC1 OSC2 LED3 VREF+ LED4 TT_VOL LED5 LED6 /DIG00 /DIG01 LED7 /DIG02 /DIG03 VREF- KEY0 KEY1 KEY2 KEY3 KEY4 KEY5...
  • Page 16 PHONES PCB (Parts Side) C320 C331 C420 C324 C319 C324 C419 C423 C317 C312 C311 C412 C411 C325 C417 C318 PCB. PHONES. VM08 PHONES PCB (Foil Side) R324 R323 L413 C331 C320 C420 R420 R321 C323 U410 R320 R421 R424 C422...

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