Fender CYBER-TWIN Service Manual
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Fender CYBER-TWIN Service Manual

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See also: Instruction Manual , Service Diagram
Fender Musical Instruments Corp. 7975 North Hayden Road Scottsdale, AZ 85258

SERVICE MANUAL

CONTENTS:
Notices
Troubleshooting Guides:
User interface
Flow charts
PCB assy - Main
PCB assy - Host
PCB assy – Frnt Panel
PCB assy – Analog I/O
Schematics/drawings
p/n 022-9000-000 (120V)

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Summary of Contents for Fender CYBER-TWIN

  • Page 1: Service Manual

    Cyber-Twin Presets Parts lists: PCB assy - Main PCB assy - Host PCB assy – Frnt Panel PCB assy – Analog I/O Chassis assembly Cabinet assembly End item Schematics/drawings Fender Musical Instruments Corp. 7975 North Hayden Road Scottsdale, AZ 85258...

  • Page 2: Important Notice

    Fender Musical Instruments Co. All specifications subject to change without notice. For warranty repair service, only Fender specified part numbers are to be used. It is recommended they also be used for post-warranty maintenance and repair.

  • Page 3: Specifications

    CYBER-TWIN Service Manual SPECIFICATIONS Product Release No.: PR 393 (This is not a model number) Part Number: 120V Version : 22-9000 240V Aus 22-9030 230V UK 22-9040 230V Eur 22-9060 100V 22-9070 Power Requirements: 360W Power Output: 65 W (per channel, 130W total) @ 5% THD...
  • Page 4 Step by Step Fender Cyber-Twin Troubleshooting Guide for Hardware Problems NO AUDIO Setup: Follow the instructions as stated under notes 8, on the Cyber-Twin Main Schematics (0055766000 Sheet1). 1. Turn on the Power to the Cyber-Twin. 2. Does the Jewel LED come on? 1.1 If the Jewel LED does not come on, but there is Audio, check the Jewel LED.
  • Page 5 4 If the ribbon cable on P6 is OK, swap the Host PCB, otherwise swap the ribbon cable on P6. NO AUDIO ON HEADPHONES JACK Setup: Follow the instructions as stated under notes 8, on the Cyber-Twin Main Schematics (0055766000 Sheet1).
  • Page 6 CYBER-TWIN Service Manual NO AUDIO ON HEADPHONES JACK (cont) 3. If there is Audio Output through the Speakers, check if ribbon cable P3 is OK. 3.1 If the ribbon cable is OK, then swap the Analog I/O PCB. 3.2 If the ribbon cable is defective, then swap the cable.
  • Page 7 CYBER-TWIN Service Manual Fender Cyber-Twin Troubleshooting Guide for User Interface Problems NO SOUND What to check: The LED ladder is not coming on when hitting a string. The TRIM, GAIN, VOLUME or MASTER is turned to 1. Something is plugged into the L/MONO EFFECTS RETURN jack, or the HEADPHONES jack.
  • Page 8 CYBER-TWIN Service Manual NO REVERB What to check: The REVERB control is turned to 1. The REVERB INPUT is turned to 1.0. FX Kill switch is enabled. How to solve the problem: Turn the REVERB knob on the front panel past 1.
  • Page 9 CYBER-TWIN Service Manual AMP DOES NOT LOAD PRESETS OR WILL NOT SAVE A PRESET What to check: DEMO MODE is turned ON. MEMORY PROTECT is turned ON. How to solve the problem: Press the UTILITY menu button 1x to go to the DEMO MODE function and turn DEMO MODE OFF.
  • Page 10 CYBER-TWIN Service Manual MIDI FOOT-PEDAL DOES NOT WORK What to check: The MIDI RECEIVE CHANNEL on the Cybertwin is set to a different channel than the transmitting MIDI device. The CONTINUOUS CONTROLLER on the Cybertwin is set to a different CONTINUOUS CONTOLLER value on the foot-pedal.
  • Page 11 NO AUDIO Power Switch Jewel LED Audio Audio Audio Check Check Speakers Plugged In Check Power Supplies Jewel LED Power Supplies (Remove any plugs from the rear panel) Power Supplies Plug In Troubleshoot Ribbon Cables Troubleshoot Speakers Power Supplies Power Supplies Audio on Swap Swap...
  • Page 12 MOTOR POT DOES NOT WORK Run Motor Pot Test described on Motor Pot A/D Section Schematic (0055766000) Motor Pot Power Supplies Voltage on PW Troubleshoot Power Pins 1-8 while Supplies in Motor Pot A/D running Pot test Section on Main PCB (0055766000) Swap Motor Voltage on Pin1&3 of...
  • Page 13 MIDI IS NOT WORKING Do Midi Test as described on Digital I/O Board Section Schematics (0055766000) Midi Activity on TP 47,48,49 Midi is Midi Activity on working P5B Pin1&3 Swap Ribbon Cable on P5 Digital I/O PCB (0055766000) Ribbon Cable on P6 Swap Ribbon Cable on P5...
  • Page 14 HEADPHONES ARE NOT WORKING Audio Output through Speakers with Headphones unplugged Proceed to Ribbon Cable NO AUDIO on P3 OK worksheet Swap Swap Ribbon Cable Analog I/O PCB on P3 (0056333000)
  • Page 15 FX KILL/ FOOTSWITCH IS NOT WORKING See Footswitch Notes on Digital I/O Board Section Schematics (0055766000) Voltage on U26 Pins 4,5,10,11,12 Power Digital Activity Supply on U26 Pins 7&15 Troubleshoot Troubleshoot area Ribbon Cable P4 Digital Activity Power Supply around J3 or J5 on U26 Pin 13 Swap Ribbon Ribbon Cable P7...
  • Page 16 Cyber-Twin Presets...

  • Page 17: Parts List

    CYBER-TWIN Service Manual PARTS LIST NOTE: SHADED ITEMS ARE FOR REFERENCE ONLY PRINTED CIRCUIT BOARD ASSEMBLY – MAIN PART # DESCRIPTION REFERENCE DESIGNATION 0055166000 BRACKET R/A PC MNT #6-32 BK1 BK2 BK3 BK4 0029719000 CABLE FLAT 5 CKT 10” 0038689001 CAP AE AX .47Uf 100V 20%...
  • Page 18 CYBER-TWIN Service Manual PRINTED CIRCUIT BOARD ASSEMBLY – MAIN (cont) PART # DESCRIPTION REFERENCE DESIGNATION 0055993000 CONTROL MOTORIZED 10kB R80 R104 R123 R137 R144 R150 R162 R168 (Gain Volume Treble Middle Bass Presence Reverb Master) 0055994000 CONTROL SNAPIN 25k 30A...
  • Page 19 CYBER-TWIN Service Manual PRINTED CIRCUIT BOARD ASSEMBLY – MAIN (cont) PART # DESCRIPTION REFERENCE DESIGNATION 0031065001 RES CF 1/2W 5% 91k LL 0025116001 RES CF 1/2W 5% 100k LL R1 R18 R25 0025117001 RES CF 1/2W 5% 220k LL R213-214 0028842001 RES CF 1/4W 5% 1.1k LL...
  • Page 20 (WIRESET ON MD 0056549000) 0055765000 PCB FAB CYBER-TWIN MAIN 0025936000 STANDOFF NYL PCB SNAP 3/8” NAT ST1-22 0055766000 SVC DIAG COMB CYBER-TWIN MAIN PRINTED CIRCUIT BOARD ASSEMBLY – HOST PART # DESCRIPTION REFERENCE DESIGNATION 0053556004 CAP 0805 CER .01uF 16V 5%...
  • Page 21 CYBER-TWIN Service Manual PRINTED CIRCUIT BOARD ASSEMBLY – HOST (cont) PART # DESCRIPTION REFERENCE DESIGNATION 0055962005 IC EEPROM 4Kx8 24C32N-10SC 0057055005 IC EPROM HOST CYBER-TWIN 0057054005 IC EPROM DSP CYBER-TWIN 0041812000 IC REGULATOR +5V MC7805CT 0056861005 IC SMT CODEC AK4528 U20-21...
  • Page 22 0053544004 XSTR SMT NPN 2N2222 Q2-4 Q6-7 Q9 0055990004 XSTR SMT PNP 2N4403 Q1 Q5 Q8 0055753000 PCB FAB CYBER-TWIN FRONT PANEL 0055754000 SERVICE DIAGRAM COMB.CYBER-TWIN FRONT PANEL PRINTED CIRCUIT BOARD ASSEMBLY – ANALOG I/O PART # DESCRIPTION REFERENCE DESIGNATION...

  • Page 23: Chassis Assembly

    RES MF 1/4W 1% 49.9k LL R6-7 R24 R26 0038828000 SWITCH 4P2T ALT/ACT PC MOUNT 0028091000 SWITCH PUSH SLFLK SHORT STROKE 0056334000 PCB FAB CYBER-TWIN ANALOG I/O 0056333000 SERVICE DIAGRAM COMB CYBER-TWIN ANALOG I/O CHASSIS ASSEMBLY PART # DESCRIPTION REFERENCE DESIGNATION...
  • Page 24 STANDOFF M/F 6-32x3/4 HEX AL 0013341000 TUBE 7025/12AX7WA (RUSSIAN) V1 V2 0055989000 VFD 20T202DA1J VACUUM FLOURESCENT DISPLAY 0056549000 WIRE SET CHS CYBER-TWIN 0056317000 XFMR PWR CYBER-TWIN 120V 0056318000 XFMR PWR CYBER-TWIN 230V 0056319000 XFMR PWR CYBER-TWIN 100V CABINET ASSEMBLY PART #...
  • Page 25 CASTER SWIVEL EL COM Replacement for 0023513000 0056361000 CHS ASSY CYBER-TWIN 120V 0056362000 CHS ASSY CYBER-TWIN 230V 0056363000 CHS ASSY CYBER-TWIN 100V JPN 0056547000 CHS ASSY CYBER-TWIN 240V AUS 0047248000 CORD PWR W/IEC CONN DOM 0047250000 CORD PWR W/IEC CONN 240V...

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