
381R20S-A
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HD RadioTM Component Tuner
User Manual

HD Radio™ Technology Manufactured Under License From iBiquity Digital Corporation.
iBiquity Digital and the HD Radio and HD logos are registered trademarks of iBiquity Digital
Corporation. HD Radio
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TM
is a trade mark of iBiquity Digital Corporation. U.S. a nd Foreign Patents.

Important Safety Instructions
1. Read these instructions.
2. Keep these instructions.
3. Heed all warnings.
4. Follow all instructions.
5. Do not use this apparatus near water.
6. Clean only with dry cloth.
7. Do not block any ventilation openings. Install in accordance with
the manufacturer’s instructions.
8. Do not install near any heat sources such as radiators,
heat registers, stoves, or other a pparatus (including amplifiers)
that produce heat.
9. Protect the power cord from being walked on or pinched particularly
at plugs, convenience receptacles, and the point where they exit
from the apparatus.
10. Only use attachments/accessories specified by the manufacturer.
11. Use only with the cart, stand, tripod, bracket or table specified by
the manufacturer or sold with the apparatus. When a cart is used,
use caution when moving the cart/apparatus combin ation to avoid
injury from tip-over.
12. Unplug this apparatus during lightning storms or when unused for
long periods of time.
13. Refer all servicing to qualified service personnel. Servicing is
required when the apparatus has been damaged in any way,
such as power-supply cord or plug is damaged, liquid has been
spilled or objects have fallen into the apparatus, the apparatus has
been exposed to rain or moisture, does not operate normally ,
or has been dropped .
14. To reduce the Risk of Fire or Electric Shock. Do not expose this
appliance to rain or moisture.
15. The Shock Hazard marking and Associated Graphical Symbol is
provided on the rear panel of unit.
16. Apparatus shall not be exposed to dri pping or splashing and no
objects filled with liquids, shall not be placed on the apparatus.
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Main Unit Controls
Unit Button
1
2
3
4
5
6
7
8
9
10
11
12
Remote Button
A
C
N/A
N/A
G
H
D
B
E
F
N/A
(Front & Remote Control)
Action/Combination
Turns unit on/off
10 Digit Keypad
FREQ
Preset
Clock Set
Remote Sensor
LCD Display
Tuning
Advanced Menu Options
Seek Tuning
I
HD Seek Tuning
BAND
INFO
2 sec. hold
FREQ
PRESET
Standby LED Indicator
Function
Programs Memory Presets
Allows Direct Entry of Cha nnel Frequency
Allows recall of memory presets
Allows Direct Time Entry for Clock
Step Tunes Up/Down
Activates/Deactivate s Settings
Seeks to next detectable frequency
Seeks to next detectable HD Radio Broadcast Signal
Selects AM/FM Bands
Toggles through Display Modes
Provides Access to Advanced Menu Options
Prepares Tuner for Direct Frequency Entry Using #2, Remote Keys “C”
Prepares Tuner to Recall Memory Presets Using #2, Remote Keys “C”
Indicates if Unit is On or Off
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Main Unit Controls
(Rear)
13.
External FM antenna socket
14.
External AM loop antenna socket
15. 16.
Line Out socket
SPDIF Optical Connection (Optional on HDT-1X)
17.
AC power cord socket
18.
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Accessorie s
Detachable power Cord x 1
FM Dipole Antenna x 1
AM Loop antenna x 1
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