Hitachi Home-1 Projector Users Manual

41
PhenomenonCases not involving a machine defect, 
and Items to be confirmedReference
pages
Colors have a
faded- out
appearance, or
Color tone is poor.Color settings are not correctly adjusted.
Perform picture adjustments by changing the COLOR BAL R,
COLOR BAL G, COLOR BAL B, COLOR, and/or the TINT settings,
etc.
23
Pictures appear
dark.
The brightness setting and/or contrast setting has not been
properly adjusted.
Perform picture adjustments by changing the BRIGHT and/or
CONTRAST settings, etc.
22
The...

42
• This specifications are subject to change without notice.NOTE
ItemSpecification
Product nameLiquid crystal projector
Liquid
crystal
panelPanel size1.4 cm (0.55 type)
Drive systemTFT active matrix
Pixels409,920 pixels (854 horizontal x 480 vertical)
LensZoom lens F=1.6 ~ 2.8  f=14.2 ~ 28.4 mm
Lamp130W UHB
Speaker1.0W
Power supplyAC100 ~ 120V, 2.4A / AC220 ~ 240V, 1.1A
Power consumption220W
Temperature range0 ~ 35°C (Operating)
Size350 (W) x 121 (H) x 285 (D) mm (Not including protruding parts)
Weight...

1
Signal Connectors
L-AUDIO-R VIDEO
S-VIDEO AUDIO
Y
COMPONENT VIDEOCB/PBCR/PR
COMPUTERCONTROL


TECHNICAL TECHNICAL
PortSpecification
COMPUTERVideo signal: RGB separate, Analog, 0.7 Vp-p, 75 Ωterminator (positive)
H/V. sync. signal:TTL level (positive/negative)
Composite sync. signal: TTL level
D-sub 15-pin shrink jack
AUDIO 
(interlocked port)200 mVrms, 50 kΩ(max. 3.0 Vp-p), Stereo mini jack
CONTROLD-sub 9-pin plug
VIDEO1.0 Vp-p, 75 Ωterminator, RCA jack
AUDIO L, R
(interlocked 
// )...

2
Example Of Computer Signal
Resolution 
H × ×
VfH (kHz)fV (Hz)RatingSignal mode
720 ×40037.985.0VESATEXT
640 ×48031.559.9VESAVGA (60Hz)
640 ×48035.066.7Mac13mode
640 ×48037.972.8VESAVGA (72Hz)
640 ×48037.575.0VESAVGA (75Hz)
640 ×48043.385.0VESAVGA (85Hz)
800 ×60035.256.3VESASVGA (56Hz)
800 ×60037.960.3VESASVGA (60Hz)
800 ×60048.172.2VESASVGA (72Hz)
800 ×60046.975.0VESASVGA (75Hz)
800 ×60053.785.1VESASVGA (85Hz)
832 ×62449.774.5Mac16mode
848 x 48029.860.0VESAW VGA (60Hz)
1024 ×76848.460.0VESAXGA (60Hz)...

3
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, refer to
adjust the V.POSIT and H.POSIT of the menu.
DATA
HSYNCDATA
VSYNCDisplay interval c
Back porch b
Sync aFront porch d
Display interval c
Back porch b
Sync aFront porch d
Computer /
SignalHorizontal signal timing (µs)
abcd
TEXT2.03.020.31.0
VGA (60Hz)3.81.925.40.6
Mac 13mode2.13.221.22.1
VGA (72Hz)1.33.820.31.0
VGA (75Hz)2.03.820.30.5
VGA...

4
RS-232C Communication
19200bps,  8N1
1. Protocol
Consist of header (7 bytes) + command data (6 bytes).
2. Header
BE + EF + 03 + 06 + 00 + CRC_low + CRC_high
CRC_low : Lower byte of CRC flag for command data
CRC_high : Upper byte of CRC flag for command data
3 Command data
Command Data Chart
Connecting The Cable
Communications Setting
(1) Turn off the projector and the computer power supplies.
(2) Connect the CONTROL port of the projector with a RS-232C port of the computer by a RS-
232C cable. Use the...

5
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 setting...

6Command Data Chart
NamesOperation typeHeaderCommand data
CRCActionTypeSetting code
Keystone
GetBE EF0306 00B9 D302 0007 2000 00
IncrementBE EF0306 00DF D304 0007 2000 00
DecrementBE EF0306 000E D205 0007 2000 00
Keystone ResetExecuteBE EF0306 0008 D006 000C 7000 00
Brightness
GetBE EF0306 0089 D202 0003 2000 00
IncrementBE EF0306 00EF D204 0003 2000 00
DecrementBE EF0306 003E D305 0003 2000 00
Brightness ResetExecuteBE EF0306 0058 D306 0000 7000 00
Contrast
GetBE EF0306 00FD D302 0004 2000 00...

7
Command Data Chart
(continued)
RS-232C Communication(continued)
NamesOperation typeHeaderCommand data
CRCActionTypeSetting code
LanguageSet
EnglishBE EF0306 00F7 D301 0005 3000 00
FRANÇAISBE EF0306 0067 D201 0005 3001 00
DeutschBE EF0306 0097 D201 0005 3002 00
ESPAÑOLBE EF0306 0007 D301 0005 3003 00
ItalianoBE EF0306 0037 D101 0005 3004 00
NorskBE EF0306 00A7 D001 0005 3005 00
NederlandsBE EF0306 0057 D001 0005 3006 00
PORTUGUÊSBE EF0306 00C7 D101 0005 3007 00
ÔŠ BE EF0306 0037 D401 0005 3008 00...

8Command Data Chart
(continued)
RS-232C Communication(continued)
NamesOperation typeHeaderCommand data
CRCActionTypeSetting code
Custom User BSet
50BE EF0306 00EF F601 00B3 3005 00
60BE EF0306 007F F701 00B3 3004 00
70BE EF0306 004F F501 00B3 3003 00
80BE EF0306 00DF F401 00B3 3002 00
90BE EF0306 002F F401 00B3 3001 00
100BE EF0306 00BF F501 00B3 3000 00
GetBE EF0306 008C F502 00B3 3000 00
Color Balance R
GetBE EF0306 0001 D202 0005 2000 00
IncrementBE EF0306 0067 D204 0005 2000 00
DecrementBE EF0306...