Unicont SPb MV-1901F Manuel utilisateur

Unicont SPb Ltd
LCD Display
MV-1901F
(Repair kit for replacing CRT in Furunоradar FR-2115/2125)
Installation Manual
(0F-1-15082013)
St. Petersburg
2013

Unicont SPb Ltd Installation Manual MV-1901F
Page 2
Table of Contents
1.GENERAL INFORMATION..........................................................................................3
2.DELIVERY SET...............................................................................................................3
3.SPECIFICATIONS ..........................................................................................................3
4.INSTALLING AND CONNECTING THE DEVICE ...................................................4
5.INSTALLING AND CONNECTING THE DISPLAY .................................................9
6.CONTROLS ....................................................................................................................12
7.TRANSPORTATION AND STORAGE ......................................................................13
8.RECYCLING ..................................................................................................................14
9.WARRANTY ..................................................................................................................15
10.DATE OF PACKING.....................................................................................................16
11.ACCEPTANCE DETAILS ............................................................................................16
12.DATE OF COMMISSIONING .....................................................................................16

Unicont SPb Ltd Installation Manual MV-1901F
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1. General Information
The MV-1901F LCD display is an (unoriginal) repair kit intended to replace CRT in
Furuno radar FR-2115/2125 (at malfunction or deterioration of the image quality of the latter).
2. Delivery Set
1. MV-1901F LCD display 1 pc.
2. Set of mounting brackets (of 4 pieces) 1 pc.
3. Switching card (with buttons and bracket) 1 pc.
4. Power cable 1 pc.
5. Installation Manual 1 pc.
3. Specifications
Parameter MV-1901
Display diagonal: 19”
Supply voltage: 88...264 V AC
Power consumption: 80 W
Visible screen area (mm): 377 × 302
Viewing angle: 170°
Contrast: 700 : 1
Brightness: 1230 cd/m2
Response time: 5 ms
Resolution: 1280 × 1024
Pixel pitch: 0.294 mm
Vertical frequency: 56–75 Hz
Horizontal frequency: 30–81 kHz
Device overall dimensions (mm): 380 × 476 × 92
Mass, at most: 9.65 kg
Protection class: IP 22
Operating temperature: from -25 °Сto +55 °С

Unicont SPb Ltd Installation Manual MV-1901F
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4. Installing and connecting the device
The product MV-1901F is intended to replace regular CRT radar FR-2115/2125
(Furunо) and adapted constructively and electrically for installation into radar FR-2115/2125
(Furunо) (hereinafter, rack, radar rack).
4.1 Dismantling regular CRT display
For installation of LCD display MV-1901F in rack, the CRT should be preliminary
dismantled:
1. Disconnect radar rack from the power supply.
2. Remove protective guards of radar rack.
3. Locate the sweep unit (bottom right) and disconnect it from the following cables
(also see Figure 1):
–power supply cable (connector J576) from radar power supply unit;
–potentiometer cable of brightness control (dimmer) (connector J579);
–RGB (VGA) signal cable (connector D-sub);
IMPORTANT! Disconnected cables should be marked and saved in this state for
subsequent use.
J576 J572
J579 J571
J577 J573
J575 J574
Location of brightness
control connector
Location of power
supply connector
VGA cable can be
located at any of
these connectors
Figure 1. Location of sweep unit connectors (on the left), general view of sweep unit with
connected cables (on the right).
–disconnect the rest of the cables from the sweep unit;
–remove the sweep unit and other devices that provided CRT functioning from the
rack (see Figure 2).

Unicont SPb Ltd Installation Manual MV-1901F
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Figure 2. General view of rack with removed sweep unit and other devices
4. Remove cables and cards from CRT.
5. Remove mounting bolts located at 4 corners of the frame from the CRT display
protective frame (see Figure 3).
Mounting bolt of
protective frame
Figure 3. Mounting bolts of protective frame
6. Remove the frame from the radar rack (see Figure 4).

Unicont SPb Ltd Installation Manual MV-1901F
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Figure 4. CRT frame view (removed from radar rack)
7. Remove CRT from radar rack (Figure 5).
Figure 5. Dismantling CRT from radar rack

Unicont SPb Ltd Installation Manual MV-1901F
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4.2 Installing LCD display into CRT frame
The MV-1901F display comes partially prepared for installation into frame and looks as
follows (see Figure 6):
Figure 6. Appearance of MV-1901F display
Preparation of LCD display for installation into CRT frame:
1. Remove the device and all components from the package.
2. Using special bolts supplied complete with the display, fix mounting brackets on the
frame corners of LCD display (see Figure 7, Figure 8).
Figure 7. Locations of mounting brackets and appearance of mounting bracket
Figure 8. Appearance of LCD-display with mounting brackets

Unicont SPb Ltd Installation Manual MV-1901F
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Installing LCD display into CRT frame
Figure 9. Mounting points of the frame
mounting brackets
3. Disconnect mounting brackets of CRT frame
(4 pcs) from the frame chassis (see Figure 9).
4. Insert (lay) the LCD display into the frame
observing orientation of the sides (the display top
side and frame top side should coincide, and
display connectors should be faced to the bottom
side of the frame).
Figure 10. The order of arranging brackets
in the frame
5. Fix LCD display in CRT frame so that
mounting brackets of LCD display are located
above the CRT mounting brackets (Figure 10).
6. Loosen the brackets screws, turn over the
frame, centering the LCD display in CRT frame, fix
tight the cap screws.
IMPORTANT! LCD display should be fixed to the brackets with regular bolts of CRT
frame.
LCD display is ready to be installed into the radar rack (Figure 11).
Figure 11. Appearance of LCD display prepared for installation and inserted into the frame

Unicont SPb Ltd Installation Manual MV-1901F
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5. Installing and connecting the display
The display is installed and connected in the following sequence:
1. Insert the frame with LCD display into rack radar in place of CRT dismantled
(Figure 12).
Figure 12. Mounting display into radar rack
IMPORTANT! If necessary, shorten (cut away) fastening bolts of CRT fixing it to
radar rack.
IMPORTANT! Do not tighten the frame bolts up to the end of connecting cables to the
display.
2. Fix the bracket with switching card on the inner part of the left-hand side of radar
rack (Figure 13).
Mounting points
fixing switching
card to radar rack
Figure 13. The location of switching card (on the left), general view of switching card
in radar rack (on the right)
Connecting LCD display
LCD display is connected in the following sequence (also see Table 1, Figure 16):
3. Insert control cable (14-conductor ribbon cable) coming out from the hole (on the
back side) of LCD-display housing into J1 connector of the switching card (Fifure 14,
Figure 15).

Unicont SPb Ltd Installation Manual MV-1901F
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Figure 14. Location of connectors and control cable in LCD display
Figure 15. Switching card
4. Connect the other end of the power cable connected to J4 connector of the switching
card to the power supply connector of LCD display (Figure 14).
5. Connect cables disconnected from the sweep unit (marked previously) to the
corresponding connectors of the display and switching card:
–connect RGB cable (removed from D-sub connector) to the display VGA
connector (Figure 14);
–connect power supply cable (removed from J576 connector) to J3 connector (IN
140 (V) of the switching card (Figure 15);
–connect dimmer control cable (removed from J579 connector to J2 connector
(dimmer) of the switching card (Figure 15).
6. On termination of device connection, apply power to it and turn on the installation.
–Adjust radar brightness control to maximum.
–Check the image quality reproduced by the display.
–In case of incorrect image, enter LCD display menu (see section 6) and use Auto
adjust menu function (automatic control), then go to menu item adjusting image
vertical and horizontal displacement, and adjust the position of the image
displayed.
7. Using mounting bolts, fix the protective frame with display in radar bracket (see
Figure 3).
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