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6-1. Detach the AC inlet PWB.
6-2. Remove the lock screw from the exhaust fan, and detach the exhaust fan.
6-3. Detach the speaker.
6-4. Remove the two lock screws from the suction duct, and detach the suction duct.
6-5. Detach the suction fan.

6-4

Suction duct

Exhaust fan

Leaf switch

Suction fan

Speaker

Bottom panel

AC inlet PWB

● Resetting the total lamp timer

When replacing the lamp, reset the total lamp timer in the procedure below.

■ The warning lights on the projector indicate problems inside the projector.

■ If a problem occurs, either the temperature warning indicator or the lamp replacement indicator will illumi-

■ Replacing the Air Filter

• Plug the power cord into the AC socket

of the projector.

• While simultaneously holding down 

and

 on the projector, press 

and

 on the projector.

• “LAMP 0000H” is displayed, indicating

that the lamp timer is reset.

• Make sure to reset the lamp timer only

when replacing the lamp. If you reset the
lamp timer and continue to use the same
lamp, this may cause the lamp to become
damaged or explode.

Maintenance indicator

Condition

Problem

Possible Solution

Temperature

warning

indicator

Normal

Abnormal

Off

Red on/
Standby

The internal
temperature is
abnormally high.

Abnormal

• Blocked air intake

• Relocate the projector to an area

with proper ventilation.

• Clean the air filter of the projector.

• Cooling fan break-

down

• Internal circuit failure

• Clogged air intake

• Take the projector to your nearest

Sharp Authorized Projector Dealer
or Service Center for repair.

Lamp

indicator

Red on/
Standby

The lamp does
not illuminate.

• Burnt-out lamp

• Lamp circuit failure

• Carefully replace the lamp. 

•

Take the projector to your nearest
Sharp Authorized Projector Dealer
or Service Center for repair.

•

Please exercise care when
replacing the lamp.

Red on

Time to change
the lamp.

• Remaining lamp life

becomes 5% or less.

Power

indicator

The power
indicator blinks
in red when the
projector is on.

• The filter cover or

lamp unit cover is
open.

• Securely install the cover.

• If the power indicator blinks in red

even when the filter cover and
lamp unit cover is securely
installed, contact your nearest
Sharp Authorized Projector Dealer
or Service Center for advice.

Green on/
Red on

Red blinks

Green on

Green blinks

when the

lamp is

warming up.

STANDBY

• Wait until the cooling fan stops.

• Unplug the power cord from the AC

socket.

• Turn the projector over. Loosen the user

service screw (1) that secures the fil-
ter cover. Pressing the tab, remove the
filter cover (2).

"

"

"

"

"

 Bottom view

"

"

"

"

"

 Front view

STANDBY

• Pick the air filter up with your fingers and

lift it out of the filter cover.

• Clean the dust off the air filter and cover

with a vacuum cleaner extension hose.

• Place the air filter underneath the tabs

on the filter cover.

• Align the tab on the filter cover and place

it while pressing the tab to close it (1).
Then tighten the user service screw (2)
to secure the filter cover.

Note

• Be sure the filter cover is securely installed.

The power will not turn on unless it is
correctly installed.

• If dust or dirt has collected inside the rear

and bottom air filters (not removable), clean
the filter with a vacuum cleaner extension
hose.

Place the M1 and M2 reflectors so that their markings should be positioned as shown above.

Eccentric cam (1)

(y- and 

θz-axis adjustment)

Eccentric cam (2)

(x-axis adjustment)

Eccentric cam (3)

(y- and 

θz-axis adjustment)

Fly-eye adjustment plate lock screws.

Fly-eye lens

<Optical axis adjustment>

This adjustment is needed if black fringe appears on the screen.

To do this, readjust the fly-eye lens (for the incident light). First detach the top panel.

1. Disconnect the LCD flat cable from the main PWB connector.

2. Remove the lock screws from the main PWB, and slide the main PWB out of position.

3. Turn on the power and make sure the lamp lights up.

4. Using a hex wrench, loosen the fly-eye adjustment plate lock screws.

5. Using the specific eccentric cam adjustment wrench, turn the eccentric cams. The eccentric cam (2) is for

adjusting the x axis (horizontal). The eccentric cams (1) and (3) are for adjusting the y axis (vertical) and the
θz axis, respectively.

6. Finally, tighten up the lock screws.

Note 1: The eccentric cams are used for this adjustment. This means that their turning and the optical axis

movement do not linearly correspond to each other.

Fly-eye adjustment tools

Tool

Specific/General-purpose

Tool's part code

Eccentric cam adjustment wrench

Specific

9DASPN-XGNV1U

Hex wrench

General-purpose

9EQLNC-XGNV1U

9EQLNC-XGNV4U

1

Prism holder

<Replacing the prism holder>

1. Remove the two lock screws from the prism holder, and detach the prism holder out of the optical unit.

2. Fit a new prism holder in the optical unit.

Note: Even if only the LCD is defective, replace the entire prism holder with new one. Do not change the LCD

alone for new one.