Hitachi Ed-X12 Projector Users Manual

61
Warranty And After-Ser vice
Warranty and after-service
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through the suggested checks. If this does not resolve the problem, please contact your 
dealer or service company. They will tell you what warranty condition is applied.
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62
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1
Projector
ED-X10/ED-X12
Users Manual – Operating Guide
Technical
Example of computer signal
Resolution (H x V) H. frequency (kHz) V. frequency (Hz) Rating Signal mode
720 x 400 37.9 85.0 VESA TEXT
640 x 480 31.5 59.9 VESA VGA (60Hz)
640 x 480 37.9 72.8 VESA VGA (72Hz)
640 x 480 37.5 75.0 VESA VGA (75Hz)
640 x 480 43.3 85.0 VESA VGA (85Hz)
800 x 600 35.2 56.3 VESA SVGA (56Hz)
800 x 600 37.9 60.3 VESA SVGA (60Hz)
800 x 600 48.1 72.2 VESA SVGA (72Hz)
800 x 600 46.9 75.0 VESA SVGA (75Hz)
800 x 600 53.7...

2
Example of  computer signal
Initial set signals
The following signals are used for the initial settings. The signal timing of some 
computer models may be different. In such case, adjust the items V POSITION 
and H POSITION in the IMAGE menu. 
Back porch (B) Front porch (D) Back porch (b) Front porch (d)
Display interval (C) Display interval (c)
Data Data
H. Sync. V. Sync.
                  Sync (A)  Sync (a)
Computer/
Signal+RUL]RQWDOVLJQDOWLPLQJV
Computer/
SignalVertical signal timing (lines)...

3
Connection to the ports
ARGB IN1, BRGB IN2, CRGB OUT
 D-sub 15pin mini shrink jack


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  At RGB signal
Pin Signal
1
Video Red
2 Video Green
3 Video Blue
4 (No connection)
5 Ground
6 Ground Red
7 Ground Green
8 Ground Blue
9 (No connection)
10 Ground
11 (No connection)
12
A
: SDA (DDC data), B
/C
 : (No connection)
13
H. sync / Composite sync.
14
V. sync.
15
A
: SCL (DDC clock), B
/C
 : (No connection)
YR
L AUDIO IN3
AUDIO IN1AUDIO OUT
USBRGB OUT
AUDIO IN2
VIDEO
S-VIDEO
CB/PB...

4
Connection to the ports
4 321
HVIDEO
RCA jack

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WHUPLQDWRU
GS-VIDEO
Mini DIN 4pin jack
Pin Signal
1
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WHUPLQDWRU
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WHUPLQDWRU
3Ground
4Ground
COMPONENT VIDEO DY,  ECB/PB,FCR/PR
RCA jack x3

Port Signal
Y&RPSRQHQWYLGHR

5
Connection to the ports
YR
L AUDIO IN3
AUDIO IN1AUDIO OUT
USBRGB OUT
AUDIO IN2
VIDEO
S-VIDEO
CB/PB
CR/PRCONTROLRGB IN2
RGB IN1
K
IAUDIO IN-1 (Ø3.5 stereo mini jack), JAUDIO IN-2,KLAUDIO 3 L/R (RCA jack)

6
RS-232C Communication
RS-232C Communication
6
78
9 123456
78
9 12345
CONTROL port RS-232C cable (Cross) RS-232C port
of the projector of the computer
- (1) (1) CD
RD (2) (2) RD
TD (3) (3) TD
- (4) (4) DTR
GND (5) (5) GND
- (6) (6) DSR
RTS (7) (7) RTS
CTS (8) (8) DTS
- (9) (9) RI
Connecting the cable
1.Turn off the projector and the computer.
2.Connect the CONTROL port of the projector with a RS-232C port of 
the computer by a RS-232C cable (cross). Use the cable that fulfills the...

7
RS-232C Communication (continued)
Requesting projector status (Get command)
(1) Send the request code Header + Command data (‘02H’+‘00H’+ type (2 bytes)+
‘00H’ +‘00H’) from the computer to the projector.
(2) The projector returns the response code ‘1DH’+ data (2 bytes) to the computer.
Changing the projector settings (Set command)
(1) Send the setting code Header + Command data (‘01H’+‘00H’+ type (2 bytes) + 
setting code (2 bytes)) from the computer to the projector. 
(2) The projector changes the...

8
Names Operation Type HeaderCommand Data
CRC Action Type Setting Code
Power Set Turn off BE EF 03 06 00 2A D3 01 00 00 60 00 00
Turn on BE EF 03 06 00 BA D2 01 00 00 60 01 00
Get BE EF 03 06 00 19 D3 02 00 00 60 00 00
(Example return)
 00 00 01 00 02 00
 (Off)  (On)  (Cool down)
Input Source Set RGB IN 1 BE EF 03 06 00 FE D2 01 00 00 20 00 00
RGBIN2 BEEF 03 0600 3ED0 0100 0020 0400
VIDEO BE EF 03 06 00 6E D3 01 00 00 20 01 00
S-VIDEO BE EF 03 06 00 9E D3 01 00 00 20 02 00
COMPONENT BE EF 03 06 00 AE D1...