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May, 2007
Verifying the Version
Number
1.
Connect an AC adapter (PSA series).
2.
Adjust the MODE SELECTOR control to REVERB ONLY, and turn all
other controls all the way counterclockwise (minimum).
3.
Set the DIRECT switch to OFF.
Depressing the left and right pedals and inserting a plug into the INPUT
A/MONO jack makes the power come on and the PEAK LED light up.
After approximately 2 seconds, the PEAK LED goes dark.
4.
Release the left and right pedals, then within 5 seconds, depress first the
left pedal, then the right pedal.
The PEAK LED lights up.
After approximately 2 seconds, the LED goes dark.
* DSP, SDRAM, and EEPROM checks are performed during the foregoing
interval. If a problem is found in the DSP, SDRAM, EEPROM, or the like, the
LED may not go dark.
Immediately after this goes dark, the version is indicated by the
illumination pattern of the EFFECT ON/OFF and TAP LEDs.
LED operating state
TAP LED only illuminated
EFFECT ON/OFF LED only illuminated
TAP and EFFECT ON/OFF LEDs both illuminated
* After the version display, pressing the right pedal transfers execution to the Test
mode.
Factory Reset
The RE-20 has no factory-reset feature.
System Update
On the RE-20, performing a system update is not possible.
If an update is required, replace with an updated circuit board.
(Updating can be performed only at the factory.)
16
Test Mode
Items Required
• Noise meter
• Oscilloscope
• PSA adapter (or 9 V DC power supply)
• Oscillators
• Powered monitor
• EXP pedal
• 47 Ω short plugs
Entering the Test Mode
1.
fig.checksetting.eps
DC power supply
Ammeter
Version number
Version 1.00
Version 1.01
DC power supply
Version 1.02
Ammeter
Jig for Battery Check
2.
3.
4.
* DSP, SDRAM, and EEPROM checks are performed during the foregoing
TAP LED only illuminated
EFFECT ON/OFF LED only illuminated
TAP and EFFECT ON/OFF LEDs both illuminated
* After checking the version, pressing the right pedal advances execution to the
x 1
x 1
x 2
x 1
x 1
x 2
Refer to the figure below and connect the measuring equipment to a
connector other than the INPUT A/MONO jack.
Set the DIRECT switch to OFF.
Depressing the left and right pedals and inserting a plug into the INPUT
A/MONO jack makes the PEAK LED light up.
After approximately 2 seconds, the PEAK LED goes dark.
Release the left and right pedals, then within 5 seconds, depress first the
left pedal, then the right pedal.
The PEAK LED lights up.
After approximately 2 seconds, the LED goes dark.
interval. If a problem is found in the DSP, SDRAM, EEPROM, or the like, the
LED may not go dark.
Immediately after this goes dark, the version number is indicated by the
illumination pattern of the EFFECT ON/OFF and TAP LEDs.
LED operating state
Test Mode.
RE-20
x 1
Oscillator
Oscillator
Version number
Version 1.00
Version 1.01
Version 1.02
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