Lexicon
1-2
PCM 90 User Guide
Up/Down
Press to move up and
down through program
and register banks, or
a parameter matrix.
Program Banks
Enables selection of
factory presets. Press
repeatedly to cycle
selection of 5 internal
preset banks and a
KeyWord sorted dis-
play. Press and hold
to display the name
and algorithm of the
current program.
Load/
✱
In Program or Regis-
ter mode, loads the
selected program. In
Edit mode, scrolls
through any multi-field
parameter.
Front Panel Overview
HEADROOM
5-position indicator for
analog and digital sig-
nal levels and over-
load conditions.
INPUT
Adjusts analog input
level.
POWER
On/Off.
Memory Card
Slot for optional preset
ROM or register RAM
cards. Press Eject
button to remove card.
Register Banks
Enables selection of
user memory. If a RAM
card is loaded into the
Memory Card slot,
each press of this but-
ton selects a new reg-
ister bank. Press and
hold to display the
name and algorithm of
the current program.
Store
Initiates register store
function.
Edit
Enables parameter
selection for editing of
values.
Compare
Active in Program,
Register, and Edit
modes. Press to com-
pare the active version
of the current effect
with the most recently
stored version.
Control
Enables selection of
system and global pa-
rameters.
Bypass
Bypasses or mutes
audio, depending on
the setting of each
program's bypass pa-
rameter.
Tempo
Press to display tempo
rate and to initiate
tempo functions. LED
flashes in time with
current tempo rate.
Tap
Sets tempo. Press
twice in rhythm to es-
tablish tempo rate.
Press once to reset
LFO.
ADJUST
In Edit mode, changes
values of parameters
chosen with SELECT.
With Program Banks
or Register Banks se-
lected, behaves as a
soft knob for patched
parameters.
SELECT
Scrolls through pre-
sets, registers or pa-
rameters. With Pro-
gram Bank or Register
Bank selected, scrolls
through the 50 pro-
grams in the selected
bank, then begins
scrolling through the
programs in the next
bank. With Edit se-
lected, scrolls through
matrix parameters.
Display
Two rows of 20 alpha-
numeric characters
display effect names
and ID numbers, and
parameter names and
values.
Summary of Contents for PCM 90
Page 1: ...User Guide Digital Reverberator PCM 90...
Page 3: ...User Guide Digital Reverberator PCM 90...
Page 11: ...1 1 Product Overview 1 Product Overview Block Diagram...
Page 84: ...Lexicon 3 24 PCM 90 User Guide...
Page 112: ...4 28 PCM 90 User Guide Lexicon...
Page 122: ...5 10 PCM 90 User Guide Lexicon...
Page 129: ...Lexicon Part 070 10399 Rev 1...