Roland Octa-Capture User Manual

90
Problem What to check Page
Can’t play or record
Could the computer to which the OCTA-CAPTURE is connected have entered
standby (suspend) mode, hibernate mode, or sleep mode?
Close all software that uses the OCTA-CAPTURE, disconnect the OCTA-
CAPTURE’s USB cable, and then reconnect it.
If this does not solve the problem, restart your computer.
–
Could you have disconnected and reconnected the USB cable while using the
OCTA-CAPTURE?
Close all software that uses the OCTA-CAPTURE, disconnect the OCTA-
CAPTURE’s USB cable, and then reconnect it.
If this does not solve the problem, restart your computer.
–
Could you have connected or disconnected the USB cable during playback or
recording, or switched o the OCTA-CAPTURE, then turned it back on again?
If you disconnect and reconnect the USB cable during playback or recording, or
switch o the OCTA-CAPTURE, then turn it back on again, the OCTA-CAPTURE
may become unable to play back or record. Stop playback or recording, and
then perform playback and recording again.
If you are still unable to play back or record, close all applications that are using
the OCTA-CAPTURE, and then turn the OCTA-CAPTURE’s power o, then on
again.
–
Could the OCTA-CAPTURE have been connected when the computer started
up?
On some computers, the OCTA-CAPTURE may be unusable if it is already
connected when the computer starts up.
Start up your computer, and then connect the OCTA-CAPTURE.
–
Try adjusting the audio buer size of the driver
If the size of the driver’s audio buer is too small, sound may not be produced,
or it may be impossible to carry out normal playback and recording.
In such cases, you should refer to “Driver Settings” (p. 69), and increase the size of
the buer.
p. 69
Could there have been a heavy processing load while using the OCTA-
CAPTURE?
If your computer experiences a heavy processing load while you’re using the
OCTA-CAPTURE, it may stop operating correctly. If this occurs, stop playback/
recording, and then perform playback/ recording again.
If you are still unable to play back or record, close all applications that are using
the OCTA-CAPTURE, and then turn the OCTA-CAPTURE’s power o, then on
again.
–
Can’t play or record
24-bit audio data
Does your software support 24-bit audio data?
Check whether the software you’re using supports playback and recording of
24-bit audio data.
–
Is your software set correctly?
Make sure that your software is set to play and record 24-bit audio data.
–

Roland Octa-Capture Specifications

Audio Channels

number of audio record channels (44.1/48/96 kHz)	12 channels
number of audio playback channels (44.1/48/96 kHz)	10 channels
number of audio record channels (192 kHz)	4 channels
number of audio playback channels (192 kHz)	4 channels

Signal Processing

pc interface bit depth	24-bit
ad/da conversion bit depth	24-bit
internal processing bit depth	40-bit

Sampling Frequency

ad/da conversion sampling frequency	44.1/48/96/192 kHz
digital (in/out) sampling frequency	44.1/48/96 kHz

Input and Output Levels

nominal input level (input jack 1-6, xlr type)	-56 to -6 dBu
nominal input level (input jack 7-8, xlr type)	-50 to +0 dBu
nominal input level (input jack 1-8, 1/4-inch trs phone type)	-46 to +4 dBu
nominal output level (output 1-8)	+0 dBu (balanced)
headroom	16 dB

Impedance

input impedance (input jack 1-6, xlr type)	5 k ohms (balanced)
input impedance (input jack 7-8, xlr type)	10 k ohms (balanced)
input impedance (input jack 1-8, 1/4-inch trs phone type)	17 k ohms (balanced)
output impedance (output 1-8)	1.8 k ohms (balanced)
output impedance (phones)	47 ohms

Frequency and Noise

frequency response (192 kHz)	20 Hz to 90 kHz (+0/-8 dB)
frequency response (96 kHz)	20 Hz to 40 kHz (+0/-2 dB)
frequency response (48 kHz)	20 Hz to 22 kHz (+0/-2 dB)
frequency response (44.1 kHz)	20 Hz to 20 kHz (+0/-2 dB)
residual noise level	-87 dBu typ. (GAIN: min., 600 ohms terminated, IHF-A)

Dynamic Range and Display

dynamic range (ad block input 1-8)	104 dB typ. (GAIN: min.)
dynamic range (da block output 1-8)	113 dB typ.
display	128 x 64 dots Graphic LCD (backlit LCD)

Connectors

input jacks (xlr type / 1/4-inch trs phone type)	XLR type (balanced/phantom power +48 V), 1/4-inch TRS phone type (balanced)
coaxial input connector	present
coaxial output connector	present
headphone jack	Stereo 1/4-inch phone type
output jack (1/4-inch trs phone type)	balanced
midi connectors	In, Out
usb connector	present

Power and Dimensions

power supply	DC 9 V (AC adaptor)
current draw	1.45 A
dimensions	283.8 (W) x 157.9 (D) x 50.4 (H) mm / 11-3/16 (W) x 6-1/4 (D) x 2 (H) inches
weight	1.32 kg / 2 lbs 15 oz