Grandview CB-MIRC User manual

Instruction Manual for

Cyber Series Recessed-Ceiling Screen

Model：CB-MIRC or LF-MIRC

Http://www.grandviewscreen.com

Note:

1. Due to product updates, sizes and specifications are subject to change at any time.

The tolerance for L is approximately ± 5mm (3/16 inches).

2. Actual dimension is measured by: total screen length L x end cap depth x end cap height.

AB3

170

161

GRANDVIEW REPRODUCING GENUINE COLORS

Thank you for purchasing a Grandview projection screen.

Before use, please read instructions carefully. After installation, store instructions for future reference.

LF -M IRC84

LF -M IRC100

LF -M IRC120

LF -M IRC150

LF -M IRC77

LF -M IRC80

LF -M IRC92

LF -M IRC100

LF -M IRC106

LF -M IRC120

LF -M IRC150

LF -M IRC100

LF -M IRC110

LF -M IRC120

LF -M IRC130

LF -M IRC140

100

120

150

100

106

12 0

150

100

110

120

13 0

140

B1 B2 B 3

2. 35 :1

26 .8 /30.0

29 .4 /33.4

33 .0 /37.4

42 .2 /47.4

26 .4 /29.8

27 .0 /30.4

29 .0 /33.0

30 .5 /34.5

31 .6 /35.8

34 .2 /38.8

44 .0 /49.4

31 .2 /35.4

33 .0 /37.5

35 .0 /39.8

40 .5 /45.6

42 .8 /48.0

17 07 x1280

20 32 x1524

24 38 x1829

30 48 x2286

17 05 x 959

17 71 x 996

20 37 x1146

22 14 x1245

23 47 x1320

26 57 x1494

33 21 x1868

23 37 x 995

25 71 x1094

28 05 x1193

30 38 x1293

32 72 x1392

23 21

26 46

30 52

36 67

23 19

23 85

26 51

28 28

29 61

32 71

39 40

29 51

31 85

34 19

36 57

38 91

21 96

21 95

24 80

29 37

21 95

21 97

21 96

21 95

25 19

21 96

21 95

21 94

21 93

10 0

665

420

400

985

950

800

700

625

450

400

955

855

755

655

555

24 31 x260x22 6

27 56 x260x22 6

31 62 x260x22 6

37 77 x260x22 6

24 29 x260x22 6

24 95 x260x22 6

27 61 x260x22 6

29 38 x260x22 6

30 71 x260x22 6

33 81 x260x22 6

40 50 x260x22 6

30 61 x260x22 6

32 95 x260x22 6

35 29 x260x22 6

37 67 x260x22 6

40 01 x260x22 6

Questions & Answers

Fabrics of Grandview motorized screen can be used for years, most problems are cost by simple incidents. If

problem occurs, please find the list below for some common solutions. If problems keep on, please contact

authorized agent of Grandview or call service number: (8620)34806166

One year warranty

Grandview provides one year warranty for motorized screen. Contents of warranty include replacement of spare

parts while problems occur with correct operation. Not include inappropriately operating the screen or uninstall the

screen by self. You should reserve in advance for the repair with Grandview or appointed service center.

Battery mis-installed or powerless

Please check about the batteries as instruction manual.

Please connect the power line as instruction manual.

Power line disconnection

Screen responds

nothing to any

operation

Reason Solution

Product Specifications

(1) For adjusting the viewing area, please insert the adjustment to regulate adjustment hole. A

clockwise adjustment will increase the viewing area for about 13mm.

Note: After pressing the up button, you will need a few seconds to see the adjustment of screen;

and after pressing the down button, you will see the position changed of screen.

Please do not operate the following step before step1 to avoid damages of screen.

(2) A counterclockwise cycle can adjust the distance to 13mm between casing and rod.

Please be careful while operating, too much retracting will cause the damages of screen and motor.

Note:

1. Due to product updates, sizes and specifications are subject to change at any time.

The tolerance for L is approximately ± 5mm (3/16 inches).

2. Actual dimension is measured by: total screen length L x end cap depth x end cap height.

170

161

Caution

by inappropriate installation or operation.

2. Please keep the screen away from hot sources, such as radiator, heating machine, fireplace,

loudspeaker or other relative device.

3. Only Plug with ground wire is acceptable.

4. Only accessories from authorized supplier is acceptable.

5. Please unplug the power wire when lighting and raining or not use with a long time.

6. Please handle the repair work to the professional agent.

7. Please prevent screen from wet and water .

8. As soon as the plug of the screen is connected to the power source, the screen is connecting

with electricity.

9. Please use the approved power line (three-core power line)/ device interface/power plug.

10. Please use the rating (voltage, amps) power line (three-core power line) / device interface/power

plug. If have any questions about power line/ device interface/power plug, please contact the

professional people.

11. After installation, please locate a power device in order to disconnect power or connect the power

plug to electrical socket. This electrical socket should be installed to a convenient position. If the

accident occurs during operation, please disconnect power or take out the power plug.

12. The ceiling or wall used for fixture installation must be secure enough; load-bearing requirement

must be 4 times of the screen to prevent the screens from falling.

1. Please read carefully with this instructions before installation to avoid damage to product causing

Warnings: Please prevent screen from wet place to avoid electric or fire dangerous.

Warnings

To prevent from electric

dangerous, please don't

remove the end cap. There

is no need for users to

check the parts inside,

please handle the problems

to professional repairman.

Please notice the non-insulated voltage of the

spare parts to prevent from electric dangerous.

Please operate according to the user manual

with the screen.

B1 B2 B 3

CB -M IRC72

CB -M IRC84

CB -M IRC100

CB -M IRC120

CB -M IRC150

CB -M IRC180

CB -M IRC200

CB -M IRC240

CB -M IRC77

CB -M IRC80

CB -M IRC92

CB -M IRC100

CB -M IRC106

CB -M IRC120

CB -M IRC150

CB -M IRC180

CB -M IRC200

10 0

12 0

15 0

18 0

20 0

24 0

10 0

10 6

12 0

15 0

18 0

20 0

20 .0 /23.0

24 .0 /27.2

26 .6 /30.2

29 .3 /33.4

35 .4 /40.2

46 .2 /51.8

50 .5 /56.8

59 .6 /66.8

24 .5 /27.8

24 .7 /28.0

27 .0 /30.5

28 .2 /32.0

29 .2 /33.0

31 .6 /36.0

41 .2 /46.5

48 .5 /54.5

52 .8 /59.5

14 63 x1097

17 07 x1280

20 32 x1524

24 38 x1829

30 48 x2286

36 58 x2743

40 64 x3048

48 77 x3658

17 05 x 959

17 71 x 996

20 37 x1146

22 14 x1245

23 47 x1320

26 57 x1494

33 21 x1868

39 85 x2241

44 28 x2491

18 47

21 31

24 56

28 62

34 72

41 47

45 53

53 66

21 29

21 51

24 61

26 38

27 71

30 81

37 50

44 74

49 17

21 58

21 61

21 55

21 60

26 07

30 64

33 69

39 79

21 60

21 57

21 56

21 61

21 55

24 09

27 82

30 32

85 0

67 0

42 0

12 0

99 0

95 0

80 0

70 0

63 0

45 0

300

30 0

19 13 x260x22 6

21 97 x260x22 6

25 22 x260x22 6

29 28 x260x22 6

35 38 x260x22 6

42 13 x260x22 6

46 19 x260x22 6

54 32 x260x22 6

21 95 x260x22 6

22 17 x260x22 6

25 27 x260x22 6

27 04 x260x22 6

28 37 x260x22 6

31 47 x260x22 6

38 16 x260x22 6

45 40 x260x22 6

49 83 x260x22 6

Motor adjusting slot

三. Screen Adjustment

(Please take apart the baffle when adjusting the screen. And please reinstall the baffle after adjusting.)

Avoid the overheating of motor; please do not use the screen

over 4 seconds for extending and retracting continuously. The

motor needs 4 minutes to cold down and the motor do not need

any lubricant. The standard factory setting of upper and lower

limitation is perfect. To avoid the damage, please contact the

professional people or local dealers for repairing.

Motor Positioning

Pleae adjust the motor adjusting slot using M4 allen key

“ ”

：

Screen Extending Adjustment

Operate the adjustment when the screen extends completely

(1) For adjusting the viewing area, please insert the adjustment to regulate adjustment hole. A clockwise

adjustment will increase the viewing area for about 13mm.

Note: After pressing the Up button, you will need a few seconds to see the adjustment of screen; and after

pressing the down button, you will see the position changed of screen.

(2) With the over-adjustment, a counter-clockwise adjustment will return the screen. This adjustment can be

operated when the screen stops at the lowest postion without controlling.

Please be careful while operating, too much retracting will cause the damages of screen and motor.

E. Synchro Power Relay(optional)

After connecting the Wireless Synchro

Converter, the screen can be controlled

by FM modulation wireless controller

which can cooperate with Sychro Power

Relay and switch of projector to control

the up and down of screen synchronously.

D. External Wall Switch (optional)

The wall switch is available for a fixed location. Please

connect RJ11 plug to EXTCTRL input on the screen.

Note: please use a cord for a far location. Wall Switch

(optional)

Screen Retracting Adjustment

Reference:

(Note: This adjustment is not safety, please contact the professional people for repairing and avoid damaging of

screen and warranty failure)

Caution we strongly recommend that do not regulate the screen limitation privately. The standard limitation of

screen is set from the factory and this standard can satisfy the requirement of users.

“ ”

Screen Fabric

Aluminum Casing

Lo w Bar

M12 Nut (12pcs)

M12 Bar (4p cs)

M12 Bar

M12 Nut

Hook

Bracket

Front View

Hook (4pcs) Pressing Piece (2pcs)

Wrench (1pc)

M10X100 Expansion

Screw (8pcs)

Hanging Board (2pcs) M6 Allen Screw (4pcs) M6 Nut (4pcs) M5 Screw (4pcs)

Instruction Manual (1pc)

Infra re d Remote Contro ller (1 pc)

External Infrared Receiver (1pc) Trigger Line (1pc)

Sychro Power Relay and

Wireless Synchro Converter

IR to RF receiver

Power Synchro

and IR

Side Vi ew

P o w e r l i n e

Description

Accessaries

“ “

1.Choose a position according to the required space, and then take apart the ceiling (figure 1). Please measure the

distance H between concrete roof and ceiling surface correctly (figure 2).

一. Grille-Ceiling Mount

Take apart the ceiling

Figur e 2

Concrete Roof Roof Surface

Ceiling Surface

Grille-ceiling

Figur e 1

2.This screen equips bracket, and build up the hanging bracket using the hook, M12 nut and M12 bar. Cut the length

of M12 bar to H minus 100mm(H is the distance between concrete roof and ceiling surface) (Note: H is 500mm, the

length of hanging bracket is 400m which is 500mm minus 100mm) (figure 3).

figur e 3

Ceiling

Concrete Roof

Low Bar

L minus 26mm

（）The width of groove

L（）The length of screen

M12 Bar

Screen

Screen Fabric

Hook

100

Hanging Board

This number of bars can

be four and two according

to different installation.

158（）The width of groove

170（）The length of screen

二. External Control System

Four control systems are available

for motorized screen

(1)Manual Control

(2)Infrared Remote Control (IR)

(3)Dry Contact

(4)Switch

EXT CTRL

TRIG

EXT IR

Trigger

Dry Contact/RS232

External Infrared Receiver

B. Infrared Remote Control：

Because of the recessed mount, the

external infrared EXT lr input must be in

serted by external infrared receiver, then

please fix it in eyes for control.

External Infrared Input

A.Manual Control：

The manual control button is under

power box:

(Close to power line)Cyclic Control

Cyclic Control

Stop

Down

Stop

C. Trigger ：

1. Please connect 2,5mm plug of trigger to

the TRIG input on the screen; connect 3.5mm

plug to the output on trigger (only for the equip

ments which have trigger function)

2. The projection screen will automatically

lower when the projector is on. It will automatically

retract when the projector is turned off

Trigger Line

Projector

TRIGGER

This screen needs to be recessed into the ceiling, and this instruction manual shows us the grille-ceiling and

wood-ceiling as example. Please install the screen according to different applications. This screen needs to be

recessed at the best viewing angle in order to improve the image. Take out all the parts from the packaging and

follow the accessories guideline to ensure you have all parts.

M12 Bar

M12 Nut

Hook

Brooch

H 100mmminus

100. 0

Mz2 Screw (4pcs)

Approximately

150mm

Installation Instruction Push down Batteries Installation Instruction:

When the signal of the Controller is faint, please replace the batteries

as follow steps:

1.Reverse Controller to the back, push down as the arrow mark to open

the cover.

2.Installtwo cells of battery and set the direction of positive and

negative electrode just like the chart shows.

3.Close the battery cover.

3.Please measure the security distance between hanging brackets (figure 4), and fix the hanging brackets on the

ceiling using expansion screws (figure 5).

4, Please follow the below steps to install the power cord which recessing in casing, and plug in the external infrared receiver

(because of the recessed mount, the external infrared receiver must be ready for control).

1)Take out the power cord (figure 6).

2)Loose the screws of power box and take out the power box (note: the power box must be buttoned on the hanger of bracket

according to figure 11, please put up and move back the power box to take out), because the power cord has a limit, please do

not draw it strongly.

3)Loose and take out two rubber screws, then remove the end cap (figure 8-9).

4)Remove the line cover of end cap, then fill in the power line. Afterward, stuck the line cover back to end cap, then install the

power line outside the casing.

5)Install the end cap again (figure 10)

6)Insert the external infrared receiver to EXT IR hole (figure 10) (note: please put the completed external infrared receiver into

inside frame of screen to avoid the pressing from screen). Then install the power box back to bracket (note: ensure the power

box is buttoned on the hanger of bracket) (figure 11).

figur e 4 figur e 5

TRIG( )Trigger

EXT IR(

)

External

Infrared Receiver

EXT CTRL（

）

Dry

Contact/RS232

Figur e 10

Signal Output

Switch

M4 Screw

Note: the power box must be

buttoned on the hanger of bracket.

Bracket

Power Box

End Cap Board

Figur e 11

Four Hangi ng

Boar ds are in middl e.

100

L 94minus

H 100minus

180

100

Fi gur e6

Pow er Line

Fi gur e7 Fi gur e8 Fi gur e9

Product Instruction

11. Installation Completed (figure 27).

Note: the upward instructions are only suitable for the distance H which between 200-600mm; if the distance is

greater than 600mm, please follow the steps as below:

1)Install the hanging bracket at a required position before ceiling fitment (M12 bar is not provided) (figure 28).

2)Saw an oblong groove at a completed ceiling (note: please ensure the hanging bracket must be installed in the

middle of this groove) (figure 29). The rest of steps can follow the instructions as before!

Figure27

Figure29

Figure28 Two Hanging

Boards are in middle.

L（） 26mmTotal length of screen minus

Not completed ceiling

H 100minus

100

L 94minus

158

Pow er Box

Scr ew

Rubbe r Scr ew

End Cap Boar d

Pow er Line

Line Cover

100

Button Function and Operation Instruction :

1.Press UP button to lift the screen

2.Press STOP button to stop the screen

3.Press DOWN button to lower the screen

4.Press MICRO-UP button to retract the screen in small

increments(150ms for each movement)

5.Press MICRO-DOWN button to lower the screen in small

increments (150ms for each movement)

Cautions:

1.The minimum distance between Controller and Receiver: 50cm

2.Workable within 8m in horizontal directionfrom the Receiver to the

Controller

3.Do not cover the Controller’s launching port while operation

4.Strictly banoperation in wet or high temperature environment.

5.Replacing batteries when the signal is faint or no signal.

6.Batteries for the Controller: 2 units CR2032 button cells.

LED

STOP

DOWN

Micro-up Micro-down

Model:AC127

1) Insert the baffle to top groove.

Top Groove

2) Stay flat the baffle,

and clip it to low groove.

Low Groove Two surface at

the same level

3) Press the baffle slightly

and align it with ceiling board. 4) The installation of

large baffle is the same.

Large Baffle

Small Baffle Two surface at

the same level

Note: the upward instruction shows us installation of external control system, if the users want to add other control

systems, please follow the steps as below:

1)Loose the screws of power box and take out the power box (because

the power cord has a limit, please do not

draw it strongly). Then loose two rubber screws again, and remove the

end cap (please ensure the power line is

fixed), step 3 can be follow.

2)Insert the control system signal line to corresponding output (figure 11),

and take out the signal line from control

system signal line exit (figure 19).

3)Reinstall the end cap after completed control system and fasten the

two rubber screws then reinstall the power box and fasten two screws

according to step 8.

10. Install the large and small baffle

1）Please ensure the security lock is unlocked (figure 20 and 22).

2）Install the large and small baffle (figure 21)

3）Unlock the security lock of baffle (figure 23), insert the plug of

security to a hole of end cap (figure 24), if the baffle can not move

up that please align baffle with ceiling board.

Note:

Recessed motorized screens under 120” utilize both a large and small

trim cover. Recessed motorized screens above and including 120”

utilize only one large trim cover.

All Tab-tensioned Recessed motorized screens utilize only one large

trim cover.

Figure21

Signal Line Exit

Figure22

Figure24 Figure25 Figure26

Figure23

5.Please stay the screen in the opposite direction, and fix the left and right hanging board on the screen using

M6 screw and nut (figure 12).

6. Install the whole screen on the hanging bracket (figure 13-14)

7. Fix the screen using M12 nut (figure 15), then adjust the security distance to H (the distance between concrete roof and ceiling

surface) using adjusting screw. Loose the M12 nut and fix the whole screen, and then connect the power (figure 16).

Figure13

figure 12

Figure15

Figure14

in the groove of casing.

Stay the M6 allen screw 2) Install the hanging

board

3) Please ensure the

distance between edge

of hanging board and the

edge of casing is 5mm.

4) Fasten the hanging board

using M6 nut, and install other

hanging board at the same way.

Hanging Board

Casing Groove M6 Allen Screw

M6 Nut

8. Cut the separated ceiling board in a suitable size, which can fill in the size of space as screen (figure 17-18).

Figure18Figure17

Figure16

5.0

Unlocked Locked

M12 Screw (4pcs)

M12 Nut

Power Line

7.Please ensure the hexagon surface of nut and inside surface of casing are at the same level (figure 16); stay the

pressing piece on the nut (figure 17-18)

8. Insert the external infrared receiver to EXT IR hole（figure 18）,

infrared receiver must be ready for control, then install the power box back to bracket .

(note: ensure the power box is buttoned on the hanger of bracket) (figure 19).

because of the recessed mount, the external

Figure16 Figure18Figure17

Two surfaces are

at the same level

Figure18

EXT CTRL

(

)

Dry

Contact/RS232

EXT IR(

)

External

Infrared Receiver

TRIG( )Trigger

Figure19

Figure15

M12 Screw

Wrench

Not provided

(screwdriver

can replace)

Align the ornament

board with ceiling

Figure13 Figure14

Wrench

Bracket

Button

Note: the power box must be

buttoned on the hanger of bracket.

Power Box

Screw

1) Insert the baffle

to top groove.

2) Stay flat the baffle,

and clip it to low groove.

Low Groove Two surface at

the same level

3) Press the baffle slightly

and align it with ceiling board. 4) The installation of

large baffle is the same.

Large Baffle

Small Baffle

Two surface at

the same level

10. Install the large and small baffle

1)Please ensure the security lock is unlocked (figure 20 and 22).

2)Install the large and small baffle (figure 21)

3)Unlock the security lock of baffle (figure 23), insert the plug of security to a

hole of end cap (figure 24), if the baffle can not move up that please align

baffle with ceiling board.

Note:

Recessed motorized screens under 120” utilize both a large and

small trim cover. Recessed motorized screens above and

including 120” utilize only one large trim cover.

All Tab-tensioned Recessed motorized screens utilize only one

largetrim cover.

Top Groove

Figure21

Figure22 Figure23 Figure24

Note: the upward instruction shows us installation of external control system, if the users want to

add other control systems, please follow the steps as below:

1)Loose the screws of power box and take out the power

box (because the power cord has a limit,

please do not draw it strongly). Then loose two rubber

screws again, and remove the end cap

(please ensure the power line is fixed), step 3 can be follow.

2)Insert the control system signal line to corresponding

output (figure 11), and take out the signal

line from control system signal line exit (figure 18).

3)Reinstall the end cap after completed control system

and fasten the two rubber screws then

reinstall the power box and fasten two screws according

to step 4.

Figure19

Figure20

Signal Line Exit

Unlocked Locked

6. Fix the screen using M12 nut, then fasten the nut by wrench (accessories) (figure 13-14); until the ornament

board align the ceiling (figure 15) and connect the power.

Power line

M5 Screw

Pressing Piece

二. Wood Ceiling

1. Saw an oblong groove at a required position (figure 1); Please measure the distance H between concrete roof

and ceiling surface correctly (figure 2).

Concrete Roof Roof Surface

Ceiling Surface

Wood Ceiling

L( ) 26mmTotal length of screen minus

158mm

Figure1 Figure2

11. Installation Completed (figure 25).

.Note: the length of M12 bar is 500mm. Please prepare the bar your self if the distance H (between concrete roof

and ceiling) is longer than 600mm.

Figure25

4, Please follow the below steps to install the power cord which recessing in casing .

1)Take out the power cord (figure 6).

2)Loose the screws of power box and take out the power box (note: the power box must be buttoned on the hanger

of bracket according to figure 11, please put up and move back the power box to take out), because the power

cord has a limit, please do not draw it strongly.

3)Loose and take out two rubber screws, then remove the end cap (figure 8).

4)Remove the line cover of end cap, and then fill in the power line. Afterward, stuck the line cover back to end cap,

then install the power line outside the casing (figure 9)

5) Please complete the installation of end cap and fasten two rubber screws; do not need to install the power box

at this moment.

5. Install the whole screen on the hanging bracket (figure 11-12)

Figur e 4 Figur e 5

Figure9

Figure7 Figure8Figure6

Figure11 Figure12

3.Please measure the security distance between hanging brackets (figure 4), and fix the hanging brackets on the

ceiling using expansion screws (figure 5).

L（） 26m mTotal lengt h of scr een minus

158

100

H 100minus

Power Line

图10

2.This screen equips bracket, and build up the hanging bracket using the hook, M12 nut and M12 bar. Cut the length of M12 bar to

H minus 100mm(H is the distance between concrete roof and ceiling surface) (Note: H is 500mm, the length of hanging bracket is

400m which is 500mm minus 100mm) (figure 3).

Figur e 3

M12 Bar

M12 nut

Hook

Brooch

H 100mmminus

100. 0

L 94minus

100

Power Box

Screw EXT IR

（

）

External

Infrared Receiver

Pow er Line

Line Cover

Rubber Screw

End Cap

Four Hangi ng

Boar ds are in middl e.

This manual suits for next models

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