Hitachi Cp Rs55 Projector Technical Manual

1
Projector
CP-RS55
User's Manual – Operating Guide
Technical
Example of  computer signal
Resolution (H x V)H. frequency (kHz)V. frequency (Hz)RatingSignal mode
720 x 40037.985.0VESATEXT
640 x 48031.559.9VESAVGA (60Hz)
640 x 48037.972.8VESAVGA (72Hz)
640 x 48037.575.0VESAVGA (75Hz)
640 x 48043.385.0VESAVGA (75Hz)
800 x 60035.256.3VESASVGA (56Hz)
800 x 60037.960.3VESASVGA (60Hz)
800 x 60048.172.2VESASVGA (72Hz)
800 x 60046.975.0VESASVGA (75Hz)
800 x 60053.785.1VESASVGA (85Hz)
832 x 62449.774.5Mac 16”...

2

Technical (continued)
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/SignalHorizontal signal timing...

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Technical (continued)
Connection to the ports
S-VIDEOVIDEOAUDIORGBCONTROL
K
1RGB 
D-sub 15pin mini shrink jack 
At RGB signal
• Video signal: RGB separate, Analog, 0.7Vp-p, 75Ω terminated (positive)
• H/V. sync. Signal: TTL level (positive/negative)
• Composite sync. Signal: TTL level
At component video signal
• System: 525i (480i), 525p (480p), 625i (576i), 750p (720p), 1125i (1080i)
    At RGB signal                                   At component video signal 
PinSignal
1Video Red
2Video Green...

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Technical (continued)
Connection to the ports (continued)
2CONTROL
D-sub 9pin plug
• About the details of RS-232C communication, please refer to the following page.
PinSignalPinSignalPinSignal
1(No connection)4(No connection)7RTS
2RD5Ground8CTS
3TD6(No connection)9(No connection)
3S-VIDEO
Mini DIN 4pin jack
4321
PinSignal
1Color signal 0.286Vp-p (NTSC, burst), 75Ω terminator
Color signal 0.300Vp-p (PAL/SECAM, burst) 75Ω terminator
2Brightness signal, 1.0Vp-p, 75Ω terminator
3Ground
4Ground
4VIDEO
RCA...

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Technical (continued)
RS-232C Communication
678912345     678912345 
 CONTROL port  RS-232C cable  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.  Use  the...

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Technical (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 setting based...

7

Technical (continued)
Command table
Names Operation TypeHeaderCommand DataCRCActionTypeSetting Code
PowerSet Turn offBE  EF0306  002A  D301  0000  6000  00
Turn onBE  EF0306  00BA  D201  0000  6001  00
GetBE  EF0306  0019  D302  0000  6000  00
(Example return) 
  00  00  01  00  02  00   (Off)  (On)  (Cool down)Input SourceSetRGBBE  EF0306  00FE  D201  0000  2000  00
VIDEOBE  EF0306  006E  D301  0000  2001  00
S-VIDEOBE  EF0306  009E  D301  0000  2002  00
GetBE  EF0306  00CD  D202  0000  2000  00...

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Technical (continued)
Command table (continued)
Names Operation TypeHeaderCommand DataCRCActionTypeSetting Code
User Gamma Point 1GetBE  EF0306  0008  FE02  0090  3000  00
IncrementBE  EF0306  006E  FE04  0090  3000  00
DecrementBE  EF0306  00BF  FF05  0090  3000  00
User Gamma Point 2GetBE  EF0306  00F4  FF02  0091  3000  00
IncrementBE  EF0306  0092  FF04  0091  3000  00
DecrementBE  EF0306  0043  FE05  0091  3000  00
User Gamma Point 3GetBE  EF0306  00B0  FF02  0092  3000  00
IncrementBE  EF0306...

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Technical (continued)
Command table (continued)
Names Operation TypeHeaderCommand DataCRCActionTypeSetting Code
COLOR TEMP 
OFFSET BGetBE  EF0306  00BC  F402  00B7  3000  00
IncrementBE  EF0306  00 DA  F404  00B7  3000  00
DecrementBE  EF0306  000B  F505  00B7  3000  00
COLOR GetBE  EF0306  00B5  7202  0002  2200  00
IncrementBE  EF0306  00D3  7204  0002  2200  00
DecrementBE  EF0306  0002  7305  0002  2200  00
COLOR ResetExecuteBE  EF0306  0080  D006  00 0A  7000  00
TINTGetBE  EF0306  0049  7302...

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Technical (continued)
Command table (continued)
Names Operation TypeHeaderCommand DataCRCActionTypeSetting Code
OVER SCANGetBE  EF0306  0091  7002  0009  2200  00
IncrementBE  EF0306  00F7  7004  0009  2200  00
DecrementBE  EF0306  0026  7105  0009  2200  00
OVER SCAN ResetExecuteBE  EF0306  00EC  D906  0027  7000  00
V POSITIONGetBE  EF0306  000D  8302  0000  2100  00
IncrementBE  EF0306  006B  8304  0000  2100  00
DecrementBE  EF0306  00BA  8205  0000  2100  00
V POSITION ResetExecuteBE  EF0306...