Kenwood LZ-651W - Manual (Page 9)

English 9
Troubleshooting
What might appear to be a malfunction in your unit may just be the result of slight
misoperation or miswiring. Before calling service, first check the following table for possible
problems.
The power does not turn on.
• The fuse has blown.
• No ACC position on vehicle ignition.
No video picture appears.
• The unit is not connected to the
parking brake detection switch.
• The parking brake is not engaged.
The screen is dark.
• The unit is in a location where
temperature is low.
Specifications
Specifications subject to change without notice.
Monitor Unit
Screen size ..............................................................................................6.45 inches diagonal WIDE
143.4(W) x 79.3(H) mm
5-5/8(W) x 3-1/8(H) inches
Display system ..........................................................................................Transparent TN LCD panel
Drive system ..............................................................................................TFT active matrix system
Number of pixels ....................................................................280,800 pixels (400 H x 234 V x RGB)
Effective pixels........................................................................................................................99.99%
Pixel arrangement ......................................................................................RGB striped arrangement
Back lighting ..........................................................................................................Cold cathode tube
Speaker power ......................................................................................................1 W/16Ω (36Øx 1)
Color System (North American Type) ........................................................................................NYSC
Color System (European Type) ........................................................................NTSC/PAL Compatible
Video input (Mini jack x1)
Video Input Level ..........................................................................................................1Vp-p/75Ω
Audio Input Level ............................................................................................................1V/22kΩ
RGB Input (13P) ..............................................................................................................0.7Vp-p/75Ω
General
Operating voltage ..............................................................................................14.4 V DC (11 - 16 V)
Consumed Power ......................................................................................................................11 W
Operational temperature range ..................................................................................–10°C to +60°C
Storage temperature range ........................................................................................–20°C to +85°C
Size........................................................................................................180(W) x 115(H) x 33(D) mm
7-1/16(W) x 4-1/2(H) x 1-5/16(D) inches
Weight ......................................................................................................................400g (0.88 LBS)
Although the effective pixels for the liquid crystal panel is given as 99.99% or more, 0.01%
of pixels may not light or may light incorrectly.
• After checking for short circuits in the cables,
replace the fuse with one having the same
rating.
• Connect the same cable to the ignition as the
battery cable.
• Make proper connections according to
"Connection".
• For safety reasons no video picture are
displayed while the vehicle is moving.
Engaging the parking brake will cause picture
to be displayed.
• If the temperature of the monitor unit drops,
the screen may appear darker when power is
first turned on due to the characteristics of a
liquid crystal panel. Wait a while after turning
power on for the temperature to rise. Normal
brightness will return.
LZ-651W_ENG r2 03.7.25 9:50 AM Page 9