Velleman MONCOLHA User manual

MONCOLHA GB1
4" TFT LC MONITOR
MONCOLHA
OPERATION MANUAL
I. Detailed Description
II. Specifications
III. Descriptions of the Functions of the Front Rear-Panel
IV. Set Function Descriptions of Pressing Keys
V. Drawing of Wiring Applications : Basic Wiring
I. Detailed Description
This model completely uses digitised push buttons to adjust the colour,
contrast, tint, voices, brightness of 4" LCD monitor module and even setting
values, which will not be changed because of power failure. However, if an
original setting value is required, it can be recovered by pressing the "power"
& "mode" keys at the same time. Then release them both, pressing the
"mode" key for one second longer.
II. Specifications
LCD panel colour
Display resolution (dot) 480(W) x 234(W)
Number of pixels 112320 dots
Active (mm) 82.0(W) x 61.8(H)
Screen size (inch) 4" (diagonal)
Dot pitch 0.171(W) x 0.264(H)
System PAL / NTSC
Input signal 1Vp-p (Positive) 75Ω
Back light CCFT back light
Power source DC 12V ±10%
Operation temperature -5°C ∼+50°C
Storage temperature -25°C ∼+70°C
Power consumption 8W max.
Dimensions 143(W) x 103(H) x 45(D)mm
Weight 500g

MONCOLHA GB2
III. Descriptions of the functions of the front & rear panels
2-1 The front panel
2-2 The back panel
IV. Fixed function descriptions of pushing buttons
(1) Make sure that power supply of DC 12V, video input, and audio input are
properly connected.
(2) When power supply of DC 12V is properly connected, press "Power"
button to check if power LED is lit or not.
(3) Press "Power" and "Mode" buttons at the same time. Then release
"Power" button first, and release "Mode" button one second later. (This
action makes the monitor return to the original setting values.) At this
moment, all LEDs flash simultaneously, then original setting values are
displayed on the monitor.
(4) The adjustment and setting of function keys.
1. Adjustment of "Contrast" function
1-1 When the "Power" LED is on, press the "Mode" button to
choose the "Contrast" LED.
1-2 Press "up" or "down" button to adjust a proper value. After 5
seconds of this action, the light indicator returns to "Power"
automatically. (When adjusting the "Contrast", the light indicator
flashes ; however, when the contrast value achieves Maximum
or Minimum, the light indicator keeps shining.)

MONCOLHA GB3
VIDEO IN DC IN (+12V) ADAPTOR
VIDEO IN
AUDIO IN ADAPTOR
VIDEO IN
DC IN (+12V)
ADAPTOR
2. Adjustment of "Bright" function
2-1 When the "Power" LED is on, press the "Mode" button to
choose the "Bright" LED
2-2 Operation of "2-2" and "1-2" are the same.
3. Adjustment of "Color" function
3-1 When the "Power" LED is on, press the "Mode" button to
choose the "Color" LED
3-2 Operations of "3-2" and "1-2" are the same.
4. Adjustment of "Tint" function
4-1 When the "Power" LED is on, press the "Mode" button to
choose the "Tint" LED
4-2 Operations of "4-2" and "1-2" are the same.
5. Adjustment of "Volume" function
5-1 When the "Power" LED is on, press the "Mode" button to
choose the "Volume" LED
5-2 Operations of "5-2" and "1-2" are the same.
IV. Drawing of wiring application
Basic Wiring