Operating Instructions

6 JDSLABS.COM 7
Application for Council Directives 2004/108/EC, 2006/95/EC, 2002/95/
EC.Conformity declared for EN55022:2011, EN611000-3-2, EN61000-3-
3, EN55024-2
This equipment has been tested and found to
comply with the limits for a Class B digital device,
pursuant to part 15 of the FCC Rules.
POWER ADAPTERS
ATTENTION: Incorrect power adapters can result in capacitor
explosion hazards and device damage. Only use the power
adapter included with your EL DAC:
Type: AC-to-AC Transformer Output Voltage: 15-16 VAC
Current: Minimum 500mA Connector: 2.1x55.mm (ID x OD)
Troubleshooting
No USB device or “Failed to Play Audio”
Cause: USB Device is not initialized.
Solution: Tap mode button 3x to cycle through all modes and reset the USB device.
No sound in one channel
Cause: Bad cable, or incorrect computer settings.
Solution: Check balance settings; try another headphone or RCA cable. Some Mac OS X systems
will pan audio to the Left channel upon initial connection of a DAC. User must restore balance
to center.
Audio is muted after resuming from sleep or hibernate in Windows 10
Cause: Microsoft USB Audio 2.0 driver bug.
Solution: Install XMOS drivers, as per page 5.
JDSLABS.COM
FCC Requirement
Any changes or modifications not expressly approved by the party responsible
for compliance could void the user’s authority to operate the equipment.
This device complies with Part 15 of the FCC Rules. Operation is subject to
the following two conditions:
(1) this device may not cause harmful interference, and
(2) this device must accept any interference received, including interference
that may cause undesired operation.
Note: This equipment has been tested and found to comply with the limits for a
Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are
designed to provide reasonable protection against harmful interference in a
residential installation. This equipment generates, uses, and can radiate radio
frequency energy, and if not installed and used in accordance with the
instructions, may cause harmful interference to radio communications. However,
there is no guarantee that interference will not occur in a particular
installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off and
on,the user is encouraged to try to correct the interference by one or more of
the following measures:
– Reorient or relocate the receiving antenna.
– Increase the separation between the equipment and receiver.
– Connect the equipment into an outlet on a circuit different from that to which
the receiver is connected.
– Consult the dealer or an experienced radio/TV technician for help.