Ibanez SDR1000 Stereo Digital Reverb Service Manual

Page 2

OPERATIVE DESCRIPTIONS

a) Front Panel

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® BYPASS SWITCH
This switch is used to turn the reverb effect on and off.

(2) BYPASS LED
This LED lights when the unit is in bypass (reverb effect offl.

® INPUT LEVEL

This controls the level of input signal going into theunit. it is
a "concentric" control. That is, the knob is split" into sepa-
rate "outer" and inner" sections. The outer knob controls
the input level of Channel 1, and the inner knob controls the
input level of Channel 2. For both knobs, clockwise rotations
increase the input level. If you wish to adjust both channels at
the same levels, match the markers on both knobs.

® DRY LEVEL

This controls the amount of "dry", or unprocessed signal that
appears in the output signal, when the reverb effect is on.
Clockwise rotations increase the amount of dry signal. When
the reverb effect is off, it has no effect on the output level.
DRY LEVEL is used along with El EFFECT LEVEL to con»
trol the mix of dry and effect signals in the output signal.

® EFFECT LEVEL

This controls the amount of effect, or processed signal that
appears in the output signal, when the reverb effect is on.
Clockwise rotations increase the amount of effect signal.
When the reverb effect is off, it has no effect on the output
level. EFFECT LEVEL is used along with 4) DRY LEVEL to
control the mix of dry and effect signals in the output signal.

© INPUT LEVEL LEDS

These LEDs are used along with 3) lNPUT LEVEL to adjust
the optimum input level. The LEDs are labelled in "dB"
levels. with "0 dB representing the optimum input level. The
procedure for setting the optimum input level is discussed in
section 14. a. 3) of this manual.

CD MEMORY DISPLAY

These two digits indicate the SDRIOOO memory location that
has been recalled for playback, copying or editing, The 30
factory preset programs reside in locations 00 through 29".
Note that these programs cannot be erased. The 70 user
preset programs reside in locations 30" through "99". These
locations can be edited, copied and erased.

((9 MODE DISPLAY

This single digit indicates which of the SDRlOOOs modes
(reverb and delay effects) is being used in a particular memory
location. The eight modes are numbered from "0 to 7.

© CHANNEL DISPLAY

This single digit indicates the SDR1000 channel that is being
edited in the "Parameter Edit" and E0 Edit functions. It
also identifies multichannel patches when they are recalled.

® DATA DISPLAY

These four digits indicate various data depending on what
operation the user is performing. When recalling and using
various memory locations, these digits will indicate the "Reverb
Time set in that location. The other data displayed by these
digits are discussed throughout section 1-4. of this manual.

® MEMORY KEY

This key is used to call up a particular memory location for
playback, copying or editing. The procedure for calling up
memory locations is discussed in section 1-4. h. of this manual.
When this key is used, or when an operation concerning this
key is occurring, the keys LED will light.

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