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Operation Button

MAIN PWB

3-1

3-3

3-1

3-1

3-1

3-2

3-2

3-2

[FA]

[FC]

[EA]

[TF]

[FD]

[BP]

[GP]

[RP]

[FG]

[RC]

[LF]

[FE]

[TI]

[SP]

[FB]

[TH]

3-4

3-1. Remove the seven screws.
3-2. Remove all the connectors from main PWB.
3-3. Detach the main PWB.
3-4. Remove the two screws and detach the operation

button unit.

4-1. Remove the two screws and detach the lamp socket.
4-2. Detach the Power/Ballast holder cover.
4-3. Remove all the connectors from optical mechanism unit.
4-4. Remove the nine screws and take out of the optical mechanism unit and the exhaust cover.
4-5. Detach the R/C receiver PWB.
4-6. Detach the Speaker.

Power/Ballast
Holder Cover

Exhaust
Cover

Lamp
Socket

4-4

4-1

4-1

4-2

4-3

4-3

4-4

4-4

4-5

4-6

R/C Receiver PWB

Speaker

Optical Mechanism Unit

4-3

4-3

4-3

5-1. Remove a screw from behind of the set.
5-2. Remove a screw and take out of the power/ballast assembly.
5-3. Detach the bottom shield and shield cover.
5-4. Remove a connector and detach the AC inlet.
5-5. Remove the two hooks and take out of the ballast unit from power/ballast case. Remove the all connectors

from power PWB.

5-6. Remove the two screws and detach the power PWB.
5-7. Remove the two screws and cooling fan.

AC Inlet

Ballast Unit

Power PWB

Cooling Fan

Bottom Shield

Shield Cover

5-7

5-2

5-6

5-5

5-4

5-5

5-3

5-3

5-5

5-1

Note: When mounting the shield (bottom) for power supply/ballast (PSLDMA305WJFW) on the power ballast holder

ass'y (CHLDZA210WEF1), make sure that it is inserted into the following place.

Be sure to insert the claw of the bottom shield into
the gap between the upper shield and holder.

After assembly, make sure that the claw of the bottom shield
is visible from the square hole on the upper shield.

* Never insert the claw be-

tween the insulating plate
and holder since the insu-
lating distance to the bal-
last PWB becomes inad-
equate.

6-1. Remove the two screws and take out of the intake duct assembly.
6-2. Remove a screw and detach the leaf switch.
6-3. Remove a screw and two hooks. Detach the spacer B.  Take out of the fan LCD R/G-intake duct B assembly.
6-4. Remove a screw and detach the fan LCD R/G.
6-5. Remove the two screws and detach the fan LCD B.

6-1

6-2

6-3

6-5

6-4

6-3

6-3

Intake Duct B

Fan LCD R/G

Leaf Switch

Fan LCD B

6-5

6-3

Spacer B

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.

●

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

■

■

■

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.

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/lamp unit
cover is open.

Securely install the cover.
If the power indicator blinks even
when the filter/lamp unit cover is
securely installed, contact your
nearest Sharp Authorized Projec-
tor Dealer or Service Center for
advice.

Green on/
Red on

Red blinks

Green on

Green

blinks when

the lamp is

warming up

or shutting

down.

STANDBY

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/lamp unit cover. Pressing the tab
(

2

), remove the filter/lamp unit cover

(

3

).

Pick the air filter up with your fingers and
lift it out of the filter/lamp unit 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/lamp unit cover.

Align the tab on the filter/lamp unit  cover
(

1

) and place it while pressing the tab

(

2

) to close it. Then tighten the user

service screw (

3

) to secure the filter/

lamp unit cover.

Note

Be sure the filter/lamp unit  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.