Page 2 - TYPICAL FRONT-LOAD DIN MOUNTING METHOD; INSTALLATION; Preparation
TYPICAL FRONT-LOAD DIN MOUNTING METHOD Please read entire manual before installation. Before You Start• Disconnect negative battery terminal. Consult a qualified technician for instructions.• Avoid installing the unit where it would be subject to high temperatures, such as from direct sunlight, or w...
Page 3 - FUSE; Wiring Diagram
FUSE When replacing the fuse, make sure new fuse is the correct type and amperage. Using an incorrect fuse could damage the radio. The XHD645 uses one10 amp ATM fuse located beside the wiring connector. XHD6425 INSTALLATION Wiring Diagram BLACK 8-pin Female Mini-DIN BTM60 Connection (sold separate...
Page 4 - OPERATION; Control Locations - Receiver
4 The XHD645 allows playback of your favorite MP and WMA files recorded on CD-R and CD-RW discs. Its powerful on-board DSP processor decodes the compressed audio while maintaining near-CD sound quality. An internal SRAM buffer provides ESP (Electronic Skip Protection) to virtually eliminate skipping...
Page 5 - Control Locations - Remote
5 XHD6425 OPERATION Control Locations - Remote Key 9/EQ Key 8/Scan Mute Talk/Redial Key 7 Preset 5/Folder Down Preset 4 Preset 1/Repeat Mode/Search Tune/Track Down Band/Play/Pause/Key * 12345678 9 10 111213141516171819 Power Volume Up AS/PS/Enter/Key # Audio/Setup Tune/Track Up Display/Key 0 Volume...
Page 6 - General Operation
6 Faceplate Removal Semi-Permanent Faceplate Installation Power On/Off Mode Auxiliary Input Volume Programmable Turn-On Volume Mute Preset EQ Curves Reset Display General Operation XHD6425 OPERATION Press RELEASE and pull away from the left side to remove. To re-install, insert right side of fa...
Page 9 - HD RadioTM AM/FM Tuner Operation
9 XHD6425 OPERATION Analog and Digital Tuning Seek Tuning Manual Tuning Scan Tuning Storing and Recalling Station Presets The following tuning functions will access both analog and digital stations. Refer to the HD SEEK mode section on page 10 for instructions on tuning to only digital stations. P...
Page 10 - ll
10 XHD6425 OPERATION Automatically Store Stations Preset Scan Band Display HD Seek Mode Press AS/PS for more than two seconds to automatically store the six strongest stations in the current band. Automatic local tuning is activated during initial band scan. Press AS/PS momentarily to scan prese...
Page 11 - CD Player Operation
11 XHD6425 OPERATION Insert CD Eject CD Track Select Fast Forward and Reverse Pause Scan Repeat Random CD-R/CD-RW Compatibility With the label facing up, insert a standard size CD into the CD slot. The CD will automatically begin playback. Press EJECT to eject the CD. The unit will change to previ...
Page 13 - MP3/WMA Button Function Table
1 XHD6425 OPERATION CD Player Operation - MP3/WMA Files Press SEARCH for more than seconds, to select between the following modes:• Direct File Select• Alphanumeric File or Folder Search• File or Folder Navigate Press SEARCH for more than seconds, then release. “MP T * " or “WMA T * ” will fla...
Page 22 - Bluetooth; Overview; Connection Notes
Bluetooth ® Operation (Optional) Overview Connecting a Bluetooth device requires first connecting the Dual BTM60 module (sold separately). When connected to a Dual Bluetooth Ready head unit, the BTM60 supports the HFP (hands-free profile), ADP (advanced audio distribution profile) and AVRCP (audio ...
Page 24 - Bluetooth Streaming Audio Operation
4 Bluetooth ® Settings (Optional) Menu Function Options Action Bluetooth Mode BT ON Enables the BTM60 Bluetooth Interface Module (sold separately). The Bluetooth icon will flash every 10 seconds. BT OFF Disables Bluetooth support. Auto Connect ACNT ON Allows the BTM60 to automatically (re)connect ...
Page 25 - Limited One Year Warranty
5 Limited One Year Warranty This warranty gives you specific legal rights. You may also have other rights which vary from state to state. Dual Electronics Corp. warrants this product to the original purchaser to be free from defects in material and workmanship for a period of one year from the date ...
Page 26 - Troubleshooting - General
6 Problem Cause Action Unit will not turn on (no power) Yellow wire not connected or incorrect voltage Red wire not connected or incorrect voltage Check connections for proper voltage (11~16VDC) Black wire not connected Check connection to ground Fuse blown Replace fuse Unit has power (but no soun...
Page 27 - Specifications
7 Specifications Frequency response: 10Hz-0kHz Channel separation @ 1kHz: >65dB D/A converter: 1 Bit Tuning range: 87.5MHz-108.1MHz Usable sensitivity: 8.5dBf 50dB quieting sensitivity: 10dBf Stereo separation @ 1kHz: 40dB HD radio stereo separation @ 1kHz: 85dB Frequency response: 0Hz-1kHz HD ra...