User Guide

dCS Purcell User Manual Manual for Software Issue 2.2x
dCS Ltd September 2004
Manual filename: Purcell Manual v2.2x.doc Page 42 email: [e-mail]
English version web-site: www.dcsltd.co.uk
Standby button
(α) When you have finished listening, press the Purcell button and then press
the Standby button while the blue LED is on. The digital outputs will mute, and
all displays will turn off except the PWR and STBY indicators. In this mode,
Purcell uses less power but stays warm.
To restore normal operation, press the Standby button again and Purcell will
power up ready for use.
Note that standby mode will be cancelled if power is lost or a brown-out occurs.
Function button
(β) Opens the Function Menu, see page 20.
do this: With the blue LED on, use the ↑
↑↑
↑ and ↓
↓↓
↓ buttons
(κ) to page through the menu
and press Function again to change a setting. Note that the menu may time-
out if there is no activity for 5 seconds.
Input Selector buttons
This group of buttons
(γ) select the active digital audio input.
do this: With the blue LED on, press AES1 or AES2 to select the AES input, press
RCA1 or RCA2 to select the RCA input or press the BNC button to select the
BNC input. The Input button steps through all the available inputs in sequence,
giving access to the others.
Filter button
do this: With the blue LED on and the unit locked, press the Filter button
(η) to select
one of 4 interpolation filter settings.
In this release, 4 sample rate in / out combinations have optional filters. These
give a different trade-off between aliassing performance and phase response.
This feature is duplicated in the menu, see Filter on page 22.
Display button
do this:
(ι)With the blue LED on, repeatedly pressing the Display button reduces the
display brightness in steps from Bright 7 to Bright 0.
This feature is duplicated in the Menu, see Bright on page 27.
Up / Down (↑
↑↑
↑ / ↓
↓↓
↓) buttons
do this: With the blue LED on, press one of these buttons
(κ) to change the output
sample rate. This duplicates the Output button on the front panel, see page 35.
When the Menu is open, use these buttons to scroll along the Menu.
In Purcell mode, the Vol/Bal, Mute and Phase buttons have no effect.