Boxlight Mp-83i/mp-83ie Liquid Crystal Projector Operating Guide

21
ENGLISHENGLISH
1. Control signal terminal
Connection to the control signal terminal
2. Mouse emulation
5 1
10
6
15
11
D-sub 15pin shrink terminal (Male)
CautionTurn off the power of both the projector and computer before connecting.
Connect the computer to the control terminal of the projector using an appropriate cable.
Refer to the instruction manual of each device before connecting.
(1)  Connect the projector and the mouse terminal of the computer using an appropriate cable, while the
projector and...

22
Connection to the control signal terminal (continued)
PS/2 mouse
ADB (Mac) mouse
Serial mouse
21
43
65
21
43
65
87
109
1211
1413
15
XA,CLK,SDATA
XB,DATA
SW-L,SEL0
SW-R,SEL1
READY
GND
+5VD ATA
GND
+5V
CLKTDM
YA
YB
RDP
TDP
21
43
65
21
43
87
109
1211
1413
15
XA,CLK,SDATATDM
SW-R,SEL1
GND
+5VD ATA
GND+5V (
POWER ON)XB,DATA
YA
YB
SW-L,SEL0
READY
RDP
TDP
21
43
65
21
43
65
87
10987
9
1211
1413
15
RICD
RD
TD
DTR
GND
DSR
CTS RTS
XA,CLK,SDATATDM
SW-R,SEL1
GND
+5V XB,DATA
YA
YB
SW-L,SEL0
READY
RDP
TDP
12
34
56...

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Connection to the control signal terminal (continued)
3. Communication
(1) Connect the projector and computer using RS 232C cable.
(2) Turn off the computer, Turn on the projector first, then turn on the computer.
(3) Select the data speed (COM.SPEED) and the data format (COM.BITS) of the projector. (See page 17)
(4) Start communication.
4. Control command table
Control command table
2
1
4
3
6
5
2
1
4
3
6
5
8
7
10
9
8
7
9
12
11
14
13
15
RICD
RD
TD
DTR
GND
DSR
CTS RTS
XA,CLK,SDATATDM...

24
Connection to the control signal terminal (continued)
Control data table
Caution
If computer sends the undefined command code or data code, Projector can not guarantee operation.
Each command consists of 2 command bytes and following data bytes.
1-st byte indicates the kind of command and the length of command.
0xH : Error-reply Projector sends to computer.
1xH : Command reply Projector sends to computer.
2xH : Ask  command Computer sends to Projector.
3xH : Set command Computer sends to Projector....

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The procedure of getting the Projector status
(1)Computer sends the command 20H+yyH to Projector.
(2)Projector sends the reply command 1xH+yyH+data bytes.
The procedure of setting the Projector status
(1)Computer sends the command 3xH+yyH+data bytes.
(2)Projector changes its status.
(3)Projector sends the reply command 1xH+yyH+data bytes which indicate status.
The procedure of default setting the Projector status
(1)Computer sends the command 40H+yyH
(2)Projector changes its status to...

INPUT
S-VIDEO
VIDEO
AUDIO
L
R1 1 1
2 2 2
RGB IN
AUDIOIN
OUT
RGB  OUT
CONTROL 1
2
12
26
Example of system setup
Connecting various equipment.
AC
Computer(Desk type) Computer (Notebook type)
VCR with RCA out
(video model only) VCR with S-VHS out
(video model only)CRT Display
Audio amplifying equipment
Caution
·Turn power off to all devices before connecting. 
·Refer to the instruction manual of each device before connecting.
1
Liquid crystal projector
Core
Computer
·To protect from radio interference,...

27
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Clean the air filter about every 100 hours or when CHECK THE AIR FLOW is displayed.
Cleaning the air filter
Turn the main power switch off and disconnect the power
plug from the power outlet.
1
Remove the air filter from the bottom.2
Clean the air filter using a vacuum cleaner.
·When the air filter is very dirty, wash it using neutral detergent diluted with water, and dry well.3
Install the air filter.4
Caution·If the air filter is clogged with dust, etc., the protection circuit will...

28
Lamp
The picture will become dark or color will be poor when the lamp is used for a long time.
If usage of lamp is continued in such cases, it could cause a malfunction. Replace lamp with new one.
As reference for replacement time, indicator will light or message will be displayed when the power is
turned on, as shown on pages 29~30. In these cases the lamp should be replaced. Consult your dealer.
Turn the main power switch off and disconnect the power
plug from the power outlet.
1
Remove the lamp...

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Install the lamp cover and secure it using
screws.
·To prevent a burn, install the lamp cover and secure it using screws.
·When the lamp cover is out of place, the power does not turn on. Before you turn on
the power, make sure to attach the lamp cover and fix it with the scrcws.
5 Lamp
(continued)
Please carry out the following operation within 10 minutes from power on, if you replaced the lamp after
2,000 hours.
2. Reset the lamp time
3
12
RIGHT
RESET
STANDBY/ONMENU
TIMER
BLANKVOL
31,...

30
Check the following before asking for service. If the problem cannot be resolved, consult your dealer.
Troubleshooting
Message table (continued)
The ON indicator, LAMP indicator and TEMP indicator will light or
blink in the following cases.Indicator display
When the LAMP indicator lights, turn the power off. If the problem cannot be resolved, contact your dealer.
*1 Even when the indicator lights green, if the power supply section becomes too hot , the lamp may be automatically
turned off to cool it...