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Troubleshooting
Mechanical Errors
If a mechanical error occurs while opening the TFT screen, the screen stops moving and
beeps three times.
If a mechanical error occurs while closing the TFT screen, the screen beeps three times and
returns to the previous position.
Problem
Cause
No power to unit
Fuse(s) blown
No sound can be heard or
Speakers are not wired correctly
the volume is low
Speaker wires shorting to chassis
ground or to each other
Fader or Balance incorrectly
adjusted
AV1 or AV2 not wired correctly
Will not read disc
Disc is upside down
Disc is dirty
Format not supported by player
The sound "skips" during
Disc is dirty
disc play
Receiver mount is not solid or
backstrap is not secure
DVD will not play on main
Parking brake not applied
screen
Remote control does not
Batteries are weak
work
Sunlight is interfering with
infrared sensor
The display is dark
Direct sunlight reflecting off
screen
Color/Brightness settings
incorrect
Poor TV reception
Poor antenna reception
Front panel will not
Front panel not centered
motorize back into unit
Corrective Action
Check/replace fuse(s) in vehicle fuse box
Connect speaker harness; check speaker
wires
Check splices, insulate all bare wires
Check audio settings
Check wiring
Insert disc right side up
Clean/inspect disc
Insert correct disc format
Clean/inspect disc
Check mounting and backstrap, tighten if
needed
Apply parking brake
Check/replace batteries
If sunroof is allowing too much light, close
it partially or fully.
Close windows
Close windows and/or sunroof
Adjust Color/Brightness settings
Park vehicle (It is difficult to receive a clear
signal in a moving vehicle.)
Install Diversity antenna
Re-center left/right manual swivel
adjustment
Specifications
CEA Power Ratings
Power Output: 18 watts RMS X 4 channels into 4-ohms @ < 1% THD+N
Signal to Noise Ratio: 70dBA below reference. (Reference: 1 watt, 4-ohms)
Dynamic Power: 36 watts @ 4-ohms x 4 channels
Frequency Response: 20Hz to 20kHz (-3dB), Audio/Video input used as source reference
Reference Supply Voltage: 14.4VDC
DVD/CD Player
Compatible formats: DVD-R, DVD-RW, CD-R, CD-RW, CDDA, MP3, SVCD and VCD
Signal to Noise Ratio: >90dBA
Frequency Response: 20Hz to 20kHz, -3dB
Channel Separation: > 60dB @ 1kHz
D/A Converter: 1 bit
Video
Format: NTSC
Output: 1Vp-p (75-ohm)
Input: 1Vp-p (75-ohm)
FM Tuner
Tuning Range: 87.5MHz - 107.9MHz
Mono Sensitivity (-30dB): 9dBf
Quieting Sensitivity (-50dB): 15dBf
Alternate Channel Selectivity: 70dB
Signal to Noise Ratio @ 1kHz: 58dB
Image Rejection: 60dB
Stereo Separation @ 1kHz: >30dB
Frequency Response: 50Hz - 12kHz, -3dB
AM Tuner
Tuning Range: 530kHz - 1720kHz
Sensitivity (-20dB): 30uV
Signal to Noise Ratio @ 1kHz: 50dB
Image Rejection: 60dB
Frequency Response: 50Hz - 2kHz, -3dB
Monitor
Screen Size: 7.0" (Measured diagonally), 16:9 Widescreen
"6.3" (160mm) H X 4.0" (102mm) W
Screen Type: TFT Liquid Crystal Display (LCD) active matrix
Resolution:
- DVD player: 1.15 Mega pixel (Internal RGB Digital Interface), 800 (H) X 480 (W) X 3
- Composite video input: 384,000 pixels, 800 (H) X 480 (W)
- Pixel pitch 0.1905 mm X 0.1905 mm
Viewing angle:
- 65 degrees left or right
- 45 degrees up
- 60 degrees down
General
Audio input impedance: 10k
Power Supply: 11 to 16VDC, negative ground
Fuse: 10 amp, ATO type
DIN chassis dimensions: 7" x 7" x 2" (178mm x 178mm x 50mm)
TV Tuner dimensions: 4 11/16" x 2 3/4" x 13/16" (119mm x 70mm x 21mm)
** Specifications subject to change without notice.
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VM9510
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