JVC Projector LX-FH50 User Manual

  41
  Maintenance
Replacing the lamp
•  To reduce the risk of electrical shock, always turn the projector off and disconnect the power cable 
before changing the lamp.
•  To reduce the risk of severe burns, allow the projector to cool for at least 45 minutes before replacing 
the lamp.
•  To reduce the risk of injuries to fingers and damage to internal components, use caution when 
removing lamp glass that has shattered into sharp pieces.
•  To reduce the risk of injuries to fingers and/or compromising...

42 Maintenance  
8. Use the handle to slowly pull the lamp out of the 
projector.
•  Pulling it too quickly may cause the lamp to break and 
scatter broken glass in the projector.
•  Do not place the lamp in locations where water might 
splash on it, children can reach it, or near flammable 
materials.
•  Do not insert your hands into the projector after the lamp is 
removed. If you touch the optical components inside, it 
could cause color unevenness and distortion of the 
projected images.
9. As shown...

  43
  Maintenance
16. After the startup logo displays, reset the lamp timer via the OSD menu.
Do not reset if the lamp is not new or replaced as this could cause damage.
A Reset Successfully message displays to notify that the lamp time has been reset to 0. 

44 Maintenance  
Indicators
There are 3 indicators which show the status of the projector. Check the following information 
about the indicator lights. If there is anything wrong, turn the projector off and contact your 
dealer.
LightStatus & Description
Power events
Orange Off OffStand-by mode
Green
FlashingOff OffPowering up
Green Off OffNormal operation
Orange
FlashingOff OffNormal power-down cooling
Red Off OffDownloading
Green Off RedCW start fail
Red 
FlashingOff Off Scaler shutdown fail (data...

  45
  Maintenance
Troubleshooting
ProblemCauseRemedy
The projector does 
not turn on.There is no power from the power 
cable.Plug the power cable into the AC inlet on 
the rear of the projector, and plug the 
power cable into to the power outlet. If the 
power outlet has a switch, make sure that 
it is switched on.
Attempting to turn the projector on 
again during the cooling process.Wait until the cooling down process has 
completed.
The lamp cover is not securely 
attached.Correctly attach the lamp...

46 Maintenance  
Specifications
Projector specifications
All specifications are subject to change without notice. 
Optical
Resolution
1920 (H) x 1080 (V)
Display system
Single-chip DLP
TM system
Lens
F = 2.45 to 3.07, f = 15.75 to 25.1 mm 
Lamp
370 W lamp
Electrical
Power supply
AC100–240V, 6 A, 50-60 Hz (Automatic)
Power consumption
594 W (Max); < 0.5 W (Standby); 
< 3 W (Network standby)
Output terminals
Speaker
(Stereo) 10 watt x 2
Audio signal output
PC audio jack x 1
12VDC (Max. 0.5 A) x 1...

  47
  Maintenance
Dimensions
414.8 mm x 275.9 mm x 116 mm (W x D x H)
Unit: mm
275.9 414.8
11 6
289.7
291.2067.12
35.74
31
164.1172.26
3.5Ceiling mount screws: M5
(Max. L = 25 mm; Min. L = 20 mm) 58.22
58.77 

48 Maintenance  
Timing chart
Supported timing for PC input
FormatResolutionRefresh rate 
(Hz)Horizontal 
Frequency 
(KHz)Pixel 
Frequency 
(MHz)
720 x 400 720 x 400_70 70.087 31.469 28.3221
640 x 480VGA_60* 59.940 31.469  25.175 
VGA_72 72.809 37.861  31.500 
VGA_75 75.000 37.500  31.500 
VGA_85 85.008 43.269  36.000 
800 x 600SVGA_60* 60.317 37.879  40.000 
SVGA_72 72.188 48.077  50.000 
SVGA_75 75.000 46.875  49.500 
SVGA_85 85.061 53.674  56.250 
SVGA_120** 
(Reduce Blanking)119.854 77.425 83.000...

  49
  Maintenance *Supported timing for 3D signal in Frame Sequential, Top-Bottom or Side-by-Side format.
**Supported timing for 3D signal in Frame Sequential format.
***Supported timing for 3D signal in Top-Bottom or Side-by-Side format.
The timings showing above may not be supported due to EDID file and VGA graphic card limitations. It is 
possible that some timings cannot be chosen.1360 x 768 1360 x 768_60*** 60.015 47.712 85.500
1440 x 900 WXGA+_60*** 59.887 55.935 106.500
1400 x 1050 SXGA+_60***...

50 Maintenance  
Supported timing for HDMI (HDCP) input
FormatResolution
Ve r t i c a l  
Frequency 
(Hz)Horizontal 
Frequency 
(KHz)Pixel 
Frequency 
(MHz)
640 x 480VGA_60* 59.940 31.469 25.175 
VGA_72 72.809 37.861 31.500 
VGA_75 75.000 37.500 31.500 
VGA_85 85.008 43.269 36.000 
720 x 400 720 x 400_70 70.087 31.469 28.3221
800 x 600SVGA_60* 60.317 37.879 40.000 
SVGA_72 72.188 48.077 50.000 
SVGA_75 75.000 46.875 49.500 
SVGA_85 85.061 53.674 56.250 
SVGA_120** 
(Reduce Blanking)119.854 77.425 83.000...