Vivitek Projector DH558 User Manual

— 32 — 
Advanced 1 Feature 
Press the Menu button to open the OSD menu. Press ◄► to move to the Settings 2 menu. Press 
▲▼ to move to the Advanced 1 menu and then press Enter or ►. Press ▲▼ to move up and down 
in the Advanced 1 menu. Press ◄► to enter and change values for setting. 
 
ITEM DESCRIPTION 
Menu Position Press ◄► button to enter and select different OSD location. 
Translucent Menu Press ◄► button to enter and select OSD background translucent level.  
Low Power Mode Press ◄► to enter and...

– 33 – 
Lamp Hour Reset 
 
Please refer to Resetting the Lamp on page 39 to reset the lamp hour counter. 
  

— 34 — 
Advanced 2 Feature 
Press the Menu button to open the OSD menu. Press ◄► to move to the Settings 2 menu. Press 
▲▼ to move to the Advanced 2 menu and then press Enter or ►. Press ▲▼ to move up and down 
in the Advanced 2 menu. Press ◄► to enter and change values for setting. 
 
ITEM DESCRIPTION 
Sleep Timer Press the cursor ◄► buttons to enter and set Sleep timer. The projector automatically 
turns off after the preset period of time. 
Source Filter Press  (Enter) / ► to enter the Source Filter...

– 35 – 
Source Filter 
Press the ENTER button to enter the Source Filter sub menu. 
 
ITEM DESCRIPTION 
VGA Press the ◄► buttons to enter and enable or disable the VGA source. 
HDMI/MHL Press the cursor ◄► button to enter and enable or disable the HDMI/  
MHi-compatible source. 
  

— 36 — 
MAINTENANCE AND SECURITY 
Replacing the Projection Lamp 
The projection lamp should be replaced when it burns out. It should only be replaced with a certified 
replacement part, which you can order from your local dealer.  
 Important: 
a. The projection lamp used in this product contains a small amount of mercury. 
b. Do not dispose this product with general household waste. 
c. Disposal of this product must be carried out in accordance with the regulations of your local  
authority. 
 Warning:...

– 37 – 
2.  Remove the lamp 
compartment cover. 
 
3.  Disconnect the lamp 
connector  
 
4.  Remove the two screws 
from the lamp module. 
 
5.  Lift the module handle up. 
6.  Pull firmly on the module 
handle to remove the lamp 
module.  1
2   

— 38 — 
7.  Reverse steps 1 to 6 to 
install the new lamp 
module.  
While installing, align the 
lamp module and ensure it 
is level to avoid damage. 
 
 
 
 
 
 
Note:  
The lamp module must sit 
securely in place before 
tightening the screws. 
The lamp connector must 
be connected properly and 
place as drawing before 
Lamp compartment cover 
installation back. 
 
 
 Warning: 
Lamp Connector must be installed flush with the connector base as shown in the image below.      
A gap between the Lamp...

– 39 – 
Resetting the Lamp 
After replacing the lamp, you should reset the lamp hour counter to zero. Refer to the following: 
1.  Press the MENU button to open 
the OSD menu. 
 
2.  Press the cursor ◄► button to 
move to the Settings 2 menu. 
Press the cursor button to move 
down to Advanced 1 and press 
enter. 
3.  Press the cursor ▼▲ button to 
move down to Lamp Hour Reset. 
 
4.  Press the cursor ► or Enter 
button.  
A message screen appears. 
 
5.  Press ▼▲◄► buttons to reset 
the lamp hour. 
6....

— 40 — 
Cleaning the Projector 
Cleaning the projector to remove dust and grime will help ensure trouble-free operation.  
 Warning: 
1. Be sure to turn off and unplug the projector at least 30 minutes before cleaning. Failure to do so 
could result in a severe burn. 
2. Use only a dampened cloth when cleaning. Do not allow water to enter the ventilation openings 
on the projector.  
3. If a little water gets into the projector interior while cleaning, leave unplugged in a well-ventilated 
room for...

– 41 – 
Using the Kensington Security Slot 
 
Using the Kensington Security Slot 
If you are concerned about security, attach the projector to a permanent object with the Kensington 
slot and a security cable.  
 
Note: 
Contact your vendor for details on purchasing a suitable Kensington security cable.  
The security lock corresponds to Kensington’s MicroSaver Security System. If you have any 
comment, contact: Kensington, 2853 Campus Drive, San Mateo, CA 94403, U.S.A. Tel: 800-535-
4242,...