Canon projector LV7280 User Manual

72
6. Maintenance
2. Remove the lamp.
(1) Loosen the two screws securing the lamp until the phillips screwdriver goes into a freewheeling condition.
	 •	The	two	screws	are	not	removable.
	 •		 There	is	an	interlock	on	this	case	to	prevent	the	risk	of	electrical	shock.	Do	not	attempt	to	circumvent	this	
interlock.
(2)  Remove the lamp by holding it.
interlock
1.  Remove the lamp cover.
  t here are two locks on the left and right sides.
(1)  Use the tip of the flathead screwdriver to push and release one...

73
6. Maintenance
5. Connect the supplied power cord, turn on the Main Power switch and turn on the projector.
6.  Finally, select the menu → [Reset] → [Lamp counter] to reset the lamp usage hours.
NOTE:	 When	you	continue	 to	use	 the	projector	 for	another	 100	hours	 after	the	lamp	 has	reached	 the	end	 of	its	 life,	 the	projector	
cannot turn on and the menu is not displayed.
If	this	happens,	press	the	INFO	button	on	the	remote	control	for	10	seconds	to	reset	the	lamp	clock	back	to	zero.
When	the...

74
7. Appendix
 Troubleshooting
This section helps you resolve problems you may encounter while setting up or using the projector.
Indicator Messages
POWER Indicator
Indicator Condition
Projector Condition Note
Off The main power is of f –
Blinking light Green0.5 sec On,
0.5 sec Of f
The projector is get ting ready to turn on. Wait for a moment.
2.5 sec On,
0.5 sec Of f Of f Timer is enabled. –
Steady light Green
The projector is turned on. –
Orange [Normal] is selected for [Standby mode]
Red...

75
7. Appendix
Common Problems & Solutions (→ "POWER/STATUS/LAMP Indicator" on page 74 .)
ProblemCheck These Items
Does not turn on •	 Check	that	the	power	 cord	is	plugged	 in	and	 that	 the	power	 button	 on	the	 projector	 cabinet	or	the	 remote	 control	is	on.	 See	
pages 23 and 24.
•	 Ensure	that	the	lamp	cover	or	the	lamp	is	installed	correctly.	See	page	73.
•	 Check	to	see	if	the	projector	has	overheated.	If	there	is	insufficient	ventilation	around	the	projector	or	if	the	room	where	you...

76
7. Appendix
If there is no picture, or the picture is not displayed correctly.
•	 Power	on	process	for	the	projector	and	the	PC.
 Be  sure  to  connect  the  VGA  cable  between  the  projector  and  the  computer  before  turning  on  the  computer. 
There  are  some  notebook  PCs,  which  do  not  output  signal  unless  there  is  a  projector  or  monitor  connected 
first.
NOTE:	 You	can	check	 the	horizontal	 frequency	 of	the	 current	 signal	in	the	 projector’s	 menu	under	 Information.	 If...

77
7. Appendix
 Specifications
This section provides technical information about the projector’s performance.
Model Name 
LV-7385/LV-7380/LV-7285/LV-7280/LV-8310/LV-8215
Optical
LV-7 3 8 5 LV-7 3 8 0 LV-7 2 8 5 LV-7 2 8 0 LV- 8 310 LV- 8 2 15
LCD Panel 0 . 6 3 "  p - S i  T F T  a c t i v e - m a t r i x 
with  Micro  Lens  Array  (Aspect 
4:3) 0 . 6 3 "  p - S i  T F T  a c t i v e - m a t r i x 
(Aspect 4:3)0 . 5 9 "  p - S i  T F T  a c t i v e - m a t r i x 
with  Micro  Lens  Array...

78
7. Appendix
LV-7 3 8 5 LV-7 3 8 0 LV-7 2 8 5 LV-7 2 8 0 LV- 8 310 LV- 8 2 15
Power Consump-
tion 100V AC
0.6W  in  Power-
s a v i n g  m o d e  / 
10W in Standby 
mode / 312W in 
Lamp Normal
m o d e  /  2 3 7 W 
i n  L a m p  Q u i e t 
mode 0.6W  in  Power-saving  mode  /  10W  in  Standby 
mode / 251W in Lamp Normal
mode / 203W in Lamp Quiet mode
0.6 W  i n  Po we r- s av i n g  m o d e  / 
10W in Standby mode / 312W in 
Lamp Normal
m o d e  /  2 3 7 W  i n  L a m p  Q u i e t 
mode
200V AC 0.7W  in...

79
7. Appendix
 Cabinet Dimensions
l
ens center
l
ens center
Unit: mm (inch)
80 (3.2")
317 (12.5")
336 (13.2")
115 (4.5")
55 (2.2") 

80
Mini D-Sub 15 Pin Connector
 Pin Assignments of D-Sub ANALOG IN-1 Input Connector
Signal Level
Video signal : 0.7Vp-p (Analog)
Sync signal : TTL level
1
11
15
12 1413
6 5
4
32 10
79 8
7. Appendix
Pin No.
RGB Signal (Analog) YCbCr Signal
1 Red Cr
2 Green or Sync on Green Y
3 Blue Cb
4 Ground
5 Ground
6 Red Ground Cr Ground
7 Green Ground Y Ground
8 Blue Ground Cb Ground
9 No Connection
10 Sync Signal Ground
11 No Connection
12 Bi-directional DATA (SDA)
13 Horizontal Sync or Composite Sync
14 Vertical...

81
7. Appendix
 Compatible Input Signal List
Horizontal: 15KHz to 100KHz (RGB: 24KHz or over)
Vertical: 50Hz to 120Hz
Signal Resolution
(Dots) Frequency H.
(kHz) Refresh Rate
(Hz)
VIDEO NTSC -*15.7 59.9
PA L -*15.6 50.0
PA L 6 0 -*15.7 60.0
SECAM -*15.6 50.0
VGA 640
 480
31. 5 59.9
640  480
31. 5 60.0
640  480
3 7. 9 72.8
640  480
3 7. 5 75.0
640  480
39.4 75.0
640  480
43.3 85.0
SVGA 800
 600
35.2 56.3
800  600
3 7. 9 60.3
800  600
4 8 .1 72.2
800  600
46.9 75.0
800  600
53.7 8 5 .1
XGA 10...