Dukane Imagepro 8755e-Rj Portable Lcd Projector Users Manual

59

Troubleshooting
Related messages
When the unit's power is on, messages such as those shown below may be 
displayed. When any such message is displayed on the screen, please foll\
ow the 
instructions described below. If the same message is displayed after the remedy, 
or if a message other than the following appears, please contact your de\
aler or 
service company.
Although these messages will be automatically disappeared around several\
 
minutes, it will be reappeared every time the power is...

60

Troubleshooting
Regarding the indicator lamps
Lighting and flashing of the POWER indicator, the LAMP indicator, and the TEMP 
indicator have the meanings as described in the table below. Please follow the 
instructions within the table. If the same indication is displayed after\
 the remedy, 
or if an indication other than the following is displayed, please contac\
t your dealer 
or service company.
POWER 
indicator
LAMP 
indicator
TEMP 
indicatorDescription
Lighting
In Orange
Turned
off
Turned
off...

6

Troubleshooting
Regarding the indicator lamps (continued)
POWER 
indicator
LAMP 
indicator
TEMP 
indicatorDescription
Blinking
In Red
or
Lighting
In Red
Turned
off
Blinking
In Red
The cooling fan is not operating.
Please turn the power off, and allow the projector to 
cool down at least 
 0 minutes. After the projector has 
sufficiently cooled down, please make confirmation 
that no foreign matter has become caught in the fan, 
etc., and then turn the power on again.
If the same indication...

6

Troubleshooting
Phenomena that may be easy to be mistaken for machine defects
WARNING  ►Never use the projector if abnormal operations such as 
smoke, strange odor, excessive sound, damaged casing or elements or cables, 
penetration of liquids or foreign matter, etc. should occur. In such cases, 
immediately turn off the power switch and then disconnect the power plug from 
the power outlet. After making sure that the smoke or odor has stopped, contact 
your dealer or service company.
....

63

Phenomena that may be easy to be mistaken for machine defects (continued)
PhenomenonCases not involving a machine defectReference
page
Sound does not 
come out.
The signal cables are not correctly connected.
Correctly connect the audio cables. ,  3
The MUTE function is working.
Restore the sound pressing the MUTE or VOLUME button 
on the remote control. 8
The volume is adjusted to an extremely low level.
Adjust the volume to a higher level using the menu function 
or the remote...

64

Phenomena that may be easy to be mistaken for machine defects (continued)
PhenomenonCases not involving a machine defectReference
page
Pictures appear 
dark.
The brightness and/or contrast are adjusted to an 
extremely low level.
Adjust BRIGHTNESS and/or CONTRAST settings to a 
higher level using the menu function. 5,   6
The WHISPER function is working.
Select NORMAL for the WHISPER item in the SETUP 
menu.
 6, 35
The lamp is approaching the end of its product 
lifetime.
Replace the...

65

Warranty And After-Ser vice
Warranty and after-service
If a problem occurs with the equipment, first refer to the “Troubleshooting” and run 
through the suggested checks. If this does not resolve the problem, please contact your 
dealer or service company. They will tell you what warranty condition is applied.
Specifications
Specifications
NOTE  • These specifications are subject to change without notice.
Item Specification
Product name Liquid crystal projector
Liquid
Crystal
panel Panel size
...

66
Specifications
Specifications (continued)
AC  IN
AUDIO IN3AUDIO IN2
Y
R
L
C
B/PBCR/PRAUDIO IN1 RGB IN1 RGB IN2 LAN
CONTROL RGB OUT AUDIO OUT
USB
VIDEO
S-VIDEO
306 mm
 49 mm

0 mm

06 mm

Note: The non RJ Model (8776) 
is 86 and 100mm high. 


Projector
8755E-RJ, 8776 & 8776-RJ
User's Manual – Operating Guide
Technical
Example of computer signal
Resolution (H x V) H. frequency (kHz) V. frequency (Hz) Rating Signal mode70 x 400 37.9 85.0 VESA TEXT
640 x 480 3
 .5 59.9 VESA VGA (60Hz)
640 x 480 37.9 7.8 VESA VGA (7Hz)
640 x 480 37.5 75.0 VESA VGA (75Hz)
640 x 480 43.3 85.0 VESA VGA (85Hz)
800 x 600 35. 56.3 VESA SVGA (56Hz)
800 x 600 37.9 60.3 VESA SVGA (60Hz)
800 x 600 48.
 7. VESA SVGA...



Example of  computer signal
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/Signal
Horizontal signal timing...