Hitachi Cp X445 Projector Technical Manual

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Projector
CP-X445
Users Manual – Operating Guide
Technical
Example of computer signalExample 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 (75Hz)
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...

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Example of  computer signal
Initial set signalsInitial 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 (μs)
Computer/...

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Y
VIDEO
RGB IN1 RGB IN2
DVI-D
RGB OUT CONTROL
AUDIO-IN
REMOTE 
CONTROL USBDC OUT
S-VIDEO LAN
COMPONENT VIDEO
CB/PBCR/PR
R-AUDIO IN-LAUDIO-OUT
Connection to the ports
Connection to the portsConnection to the ports
ARGB IN 1, BRGB IN 2, CRGB OUT
 D-sub 15pin mini shrink jack
• 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 RGB signal                                   At component video...

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Connection to the ports
DDVI -D
DVI-D jack (digital to digital)
Pin Signal Pin Signal
1T.M.D.S. Data 2 - 13 -
2T.M.D.S. Data 2 + 14 +5V Power
3T.M.D.S. Data 2/4 Shield 15 Ground (+5V, Analog H/V.sync)
4- 16 Hot-Plug Sense
5- 17 T.M.D.S. Data 0 -
6SCL (DDC Clock) 18 T.M.D.S. Data 0 +
7SDA (DDC Data) 19 T.M.D.S. Data 0/5 Shield
8Analog V. sync 20 -
9T.M.D.S. Data 1 - 21 -
10T.M.D.S. Data 1 + 22 T.M.D.S. Clock Shield
11T.M.D.S. Data 1/3 Shield 23 T.M.D.S. Clock +
12- 24 T.M.D.S. Clock -
COMPONENT VIDEO...

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Connection to the ports
LAUDIO IN (Ø3.5 stereo mini jack), JKAUDIO INL/R (RCA jack)
• 200mVrms(max.) 50kΩ termination
MAUDIO OUT (Ø3.5 stereo mini jack)
• 200mVrms(max.) 1kΩ output impedance
OUSB
USB B type jack
Pin Signal
1 +5V
2 - Data
3 + Data
4 Ground
NCONTROL
D-sub 9pin plug
• About the details of RS-232C communication, please refer to the following page.
Pin Signal Pin Signal Pin Signal
1 (No connection) 4 (No connection) 7 RTS
2 RD 5 Ground 8 CTS
3 TD 6 (No connection) 9 (No connection)
PLAN...

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RS-232C Communication
RS-232C CommunicationRS-232C Communication
6 7 8 9
1 2 3
4
5     6
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...

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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...

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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 DVI BE  EF 03 06  00 0E  D2 01  00 00  20 03  00
RGB IN 1 BE  EF 03 06  00 FE  D2 01  00 00  20 00  00
RGB IN 2 BE  EF 03 06  00 3E  D0 01  00 00  20 04  00
VIDEO BE  EF 03 06  00 6E  D3...

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Names Operation Type HeaderCommand Data
CRC Action Type Setting Code
User Gamma Pattern Set Off BE  EF 03 06  00 FB  FA 01  00 80  30 00  00
9 step gray scale BE  EF 03 06  00 6B  FB 01  00 80  30 01  00
15 steps gray scale BE  EF 03 06  00 9B  FB 01  00 80  30 02  00
Ramp BE  EF 03 06  00 0B  FA 01  00 80  30 03  00
Get BE  EF 03 06  00 C8  FA 02  00 80  30 00  00
User Gamma Point 1 Get BE  EF 03 06  00 08  FE 02  00 90  30 00  00
Increment BE  EF 03 06  00 6E  FE 04  00 90  30 00  00
Decrement BE  EF...

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Names Operation Type HeaderCommand Data
CRC Action Type Setting Code
COLOR TEMP GAIN G Get BE  EF 03 06  00 70  F4 02  00 B2  30 00  00
Increment BE  EF 03 06  00 16  F4 04  00 B2  30 00  00
Decrement BE  EF 03 06  00 C7  F5 05  00 B2  30 00  00
COLOR TEMP GAIN B Get BE  EF 03 06  00 8C  F5 02  00 B3  30 00  00
Increment BE  EF 03 06  00 EA  F5 04  00 B3  30 00  00
Decrement BE  EF 03 06  00 3B  F4 05  00 B3  30 00  00
COLOR TEMP 
OFFSET RGet BE  EF 03 06  00 04  F5 02  00 B5  30 00  00
Increment BE...