Mitsubishi Hc7900dw Projector User Manual
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![Page 48
EN-48
Troubleshooting (continued)
Images are not displayed correctly. (continued)
ProblemSolution
Fine streaks are seen
on projected images.
• This is due to interference with the screen surface and is not a malfunction. Replace
the screen or displace the focus a little.
• Vertical or horizontal streak noise may appear on the projected image, depending on
the type of the DVD player or game console you use. In such a case, you \
can reduce
such streak noise by enabling the LPF. (See page 40.)...](http://img.usermanuals.tech/thumb/3285/92205/w64_mitsubishi-hc7900dw-manual_d-47.png "Page 48
EN-48
Troubleshooting (continued)
Images are not displayed correctly. (continued)
ProblemSolution
Fine streaks are seen
on projected images.
• This is due to interference with the screen surface and is not a malfunction. Replace
the screen or displace the focus a little.
• Vertical or horizontal streak noise may appear on the projected image, depending on
the type of the DVD player or game console you use. In such a case, you \
can reduce
such streak noise by enabling the LPF. (See page 40.)...")
![Page 51
EN-51
Indicators
This projector has two indicators, each of which shows the operation condition \
of the projector.
The following offer solutions to possible problems. If these problem persist, turn the projector off and consult your
dealer.
STATUS indicator
POWER indicator
Normal condition
POWERSTATUSCONDITIONNOTE
Steadyred
OffStand-by
Blinkinggreen
Lamp stand-by for power-offThe power cannot be turned on by pressing the POWER button.
Steadygreen
Blinkinggreen
Lamp stand-by for power-onThe power...](http://img.usermanuals.tech/thumb/3285/92205/w64_mitsubishi-hc7900dw-manual_d-50.png "Page 51
EN-51
Indicators
This projector has two indicators, each of which shows the operation condition \
of the projector.
The following offer solutions to possible problems. If these problem persist, turn the projector off and consult your
dealer.
STATUS indicator
POWER indicator
Normal condition
POWERSTATUSCONDITIONNOTE
Steadyred
OffStand-by
Blinkinggreen
Lamp stand-by for power-offThe power cannot be turned on by pressing the POWER button.
Steadygreen
Blinkinggreen
Lamp stand-by for power-onThe power...")
EN-51 Indicators This projector has two indicators, each of which shows the operation condition \ of the projector. The following offer solutions to possible problems. If these problem persist, turn the projector off and consult your dealer. STATUS indicator POWER indicator Normal condition POWERSTATUSCONDITIONNOTE Steadyred OffStand-by Blinkinggreen Lamp stand-by for power-offThe power cannot be turned on by pressing the POWER button. Steadygreen Blinkinggreen Lamp stand-by for power-onThe power cannot be turned off by pressing the POWER button. Steadygreen The power is on. (Normal condition) Abnormal condition POWERSTATUSCONDITIONPOSSIBLE SOLUTION Steady greenor Steady red Blinking orange Abnormal temperature• The vents are clogged with dust or dirt.• The room temperature is high.• Clean the vents.• Relocate the projector to a cooler place. Steady redBlinking green The protection circuit is working or the lamp is in an abnormal condition.• Wait until the STATUS indicator goes out, then press the POWER button.• If the above solution is not effective, replace the lamp. Steady greenBlinking green/red The lamp operation time exceeds the time elapsed until the shut-off time notice while the power is on. (See page 42.) Replace the lamp.Change with a new lamp if this problem recurs. Steady red Blinking red The lamp operation time exceeds the time elapsed until the shut-off time notice while the power is off. (See page 42.) Steady redThe lamp operation time exceeds the time elapsed until the shut-off time. (See page 42.) Blinking green/red OffThe lamp cover isn’t closed.Close the cover correctly. Steady or Blinking Abnormal.Contact your dealer.
EN-52 The specifications and outside appearance of the projector are subject to change without prior notice. TypeDLP™ projector ModelHC7900DW Display technology0.65-inch single chip DMD (aspect ratio 16:9) Pixel: 1920 x 1080 = 2073600 pixels Projection lensF 2.4 - 2.8 f= 20.6 - 30.1 mm Light-source lamp240 W Image size (projection distance)50” min. to 300” max. (projection distance 1.5 to 9.3 m (max. Zoom)) Maximum resolution Computer signalMaximum resolution: 1600 x 1200 dots Panel resolution: 1920 x 1080 dots Component signal480i, 480p, 576i, 576p, 720p, 1080i, 1080p Panel resolution: 1920 x 1080 dots Computer input[Signal type] [Terminal type] [Line] Analog RGB Mini D-SUB 15-pin 1 HDMI input[Signal type] [Terminal type] [Line] HDMI HDMI 19-pin 2 Component video input[Signal type] [Terminal type] [Line] Component video input RCA x3 (YCBCR/YPBPR) 1 Control terminal/ others SERIALRS-232C (D-SUB 9-pin) TRIGGER 1, 2DC 12 V, max. 200 mA (stereo mini jack) Operating temperatures+41°F (+5°C) to +95°F (+35°C) Rated voltageAC100 - 240 V, 50/60 Hz Power consumption3.8 A Dimensions396 mm (W) x 142 mm (H) x 328 mm (D) * Not including protrusion. Weight5.7 kg OthersComponent video input YCBCR: Vp-p=1.0 V 75Ω (Y) (negative sync) Vp-p=0.7 V 75 Ω (CB, CR) Analog inputRGB: Vp-p=0.7 V 75 Ω (negative sync) YCBCR: Vp-p=1.0 V (Y) (negative sync) Vp-p=0.7 V (CB, CR) HD/CS: TTL-level (negative or positive polarity) VD: TTL-level (negative or positive polarity) Digital input (HDMI)HDMI interface (TMDS single link) Dimension drawings (unit: mm) 396 64.5 80142 12.8 328 Specifications
EN-53 Specifications (continued) Supported input signals Signal modeResolution(H x V)Horizontal frequency (kHz)Vertical frequency (Hz)Normal mode(H x V)*1 TV60, 480i (525i)–15.7359.941920 x 1080 TV50, 576i (625i)–15.6350.001920 x 1080 1080i 60 (1125i 60)–33.7560.001920 x 1080 1080i 50 (1125i 50)–28.1350.001920 x 1080 480p (525p)–31.4759.941920 x 1080 576p (625p)–31.2550.001920 x 1080 720p 60 (750p 60)–45.0060.001920 x 1080 720p 50 (750p 50)–37.5050.001920 x 1080 1080p 60 (1125p 60)–67.5060.001920 x 1080 1080p 50 (1125p 50)–56.2550.001920 x 1080 1080p 24 (1125p 24)–27.0024.001920 x 1080 PC98640 x 40024.8256.421728 x 1080*2 CGA70640 x 40031.4770.091728 x 1080*2 VGA60640 x 48031.4759.941440 x 1080 VGA72640 x 48037.8672.811440 x 1080*2 VGA75640 x 48037.5075.001440 x 1080*2 VGA85640 x 48043.2785.011440 x 1080*2 SVGA56800 x 60035.1656.251440 x 1080*2 SVGA60800 x 60037.8860.321440 x 1080 SVGA72800 x 60048.0872.191440 x 1080*2 SVGA75800 x 60046.8875.001440 x 1080*2 SVGA85800 x 60053.6785.061440 x 1080*2 XGA601024 x 76848.3660.001440 x 1080 XGA701024 x 76856.4870.071440 x 1080*2 XGA751024 x 76860.0275.031440 x 1080*2 XGA851024 x 76868.6885.001440 x 1080*2 MAC13640 x 48035.0066.671440 x 1080*2 MAC16832 x 62449.7274.551440 x 1080*2 MAC191024 x 76860.2475.021440 x 1080*2 HP751024 x 76862.9474.921440 x 1080*2 SXGA601280 x 102463.9860.021350 x 1080 UXGA601600 x 120075.0060.001440 x 1080*3 *1: When ASPECT in the FEATURE menu is set to AUTO.*2: Not supported by the HDMI 1 and 2 terminals.*3: Supported by the HDMI 1 and 2 terminals only. 3D supported signals Signal modeResolution(H x V)Horizontal frequency (kHz)Vertical frequency (Hz)Normal mode(H x V)*1 FRAME PACKING*2720p501280 x 72075.00 50.00 1920 x 1080 720p601280 x 72090.00 60.00 1920 x 1080 1080p241920 x 108054.00 24.00 1920 x 1080 SIDE BY SIDE1080p241920 x 108027.00 24.00 1920 x 1080 1080p501920 x 108056.25 50.00 1920 x 1080 1080p601920 x 108067.50 60.00 1920 x 1080 1080i501920 x 108028.13 50.00 1920 x 1080 1080i601920 x 108033.75 60.00 1920 x 1080 720p501280 x 72037.50 50.00 1920 x 1080 720p601280 x 72045.00 60.00 1920 x 1080 TOP AND BOTTOM720p501280 x 72037.50 50.00 1920 x 1080 720p601280 x 72045.00 60.00 1920 x 1080 1080p241920 x 108027.00 24.00 1920 x 1080 1080p501920 x 108056.25 50.00 1920 x 1080 1080p601920 x 108067.50 60.00 1920 x 1080 *1: When ASPECT in the FEATURE menu is set to AUTO.*2: Supported by the HDMI 1 and 2 terminals only. Important: • Some computers aren’t compatible with the projector. • The projector’s maximum resolution is 1920 x 1080 pixels. It may not display images of higher resolutions than 1920 x 1080 correctly. • If the resolution and frequency of your computer aren’t shown on the table, find the compatible resolution and frequency by changing the resolution of your computer. • This projector doesn’t support 480p signals from video devices having 4 lines (R, G, B, CS*) or having 5 lines (R, G, B, H, V). * : Composite Sync
EN-54 Specifications (continued) Connectors SERIAL (D-SUB 9-pin)1 5 6 9 Pin No. Name I/O 1 –– 2 TXD IN 3 RXD OUT 4 –– 5 GND – 6 –– 7 –– 8 –– 9 –– COMPUTER/COMPONENT VIDEO IN (Mini D-SUB 15-pin) Pin No. Spec. 1 R(RED)/PR/CR2 G(GREEN)/Y 3 B(BLUE)/PB/CB4 GND 5 GND 6 GND 7 GND 8 GND 9 DDC 5V 10 GND 11 GND 12 DDC Data 13 HD/CS 14 VD 15 DDC Clock HDMI 1, HDMI 2 (HDMI 19-pin) 191 2 18 PIN No. Spec.PIN No. Spec. 1 TMDS Data2+ 11TMDS Clock Shield 2 TMDS Data2 Shield 12TMDS Clock- 3 TMDS Data2- 13CEC 4 TMDS Data1+ 14– 5 TMDS Data1 Shield 15SCL 6 TMDS Data1- 16SDA 7 TMDS Data0+ 17DDC Ground 8 TMDS Data0 Shield18 +5 V Power 9 TMDS Data0- 19Hot Plug Detect 10 TMDS Clock+ Separately sold items Spare lamp VLT-HC7800LP 3D emitter EY-3D-EMT2H 1 5 11 6 10 15
1 Zusho Baba, Nagaokakyo-City, Kyoto Japan Ver. 1.0