NEC LCDMT810 User Manual - Page 17

USERS

MANUAL

4

MAINTENANCE

This

section

describes

the

simple

maintenance

procedures

you

should

follow

to

replace

the

lamp,

clean

or

replace

the

filter,

and

replace

the

batteries

in

the

remote

control.

Replacing

The

Lamp

After

your

lamp

has

been

operating

for

2000

hours

or

longer,

the

"status"

light

in

the

cabinet

will

go

on.

Even

though

the

lamp

may

still

be

working,

replace

it

at

2000

hours

to

maintain

optimal

projector

performance.

CAUTION

•

DO

NOT

TOUCH

THE

LAMP

immediately

after

it

has

been

used.

It

will

be

extremely

hot.

Allow

at

least

one

hour

for

the

lamp

to

cool

before

handling.

•

DO

NOT

REMOVE

ANY

SCREWS

except

the

lamp

cover

set

screw

and

two

lamp

case

screws.

You

could

receive

an

electric

shock.

•

Turn

off the

main

power

to

the

projector

and

disconnect

the

power

cord.

Allow

at

least

one

hour

for

the

lamp

to

cool.

•

The

projector

will

turn

off

and

go

into

stand

by

mode

after

2100

hours

of

service.

If

this

happens,

be

sure

to

replace

the

lamp.

If

you

continue

to

use

the

lamp

after

2000

hours

of

use,

the

lamp

bulb

may

shatter,

and

pieces

of

glass

may

be

scattered

in

the

lamp

case.

Do

not

touch

them

as

the

pieces

of

glass

may

cause

injury.

If

this

happens,

contact

your

NEC

dealer

for

lamp

replacement.

To

replace

the

lamp:

1.

Remove

the

single

screw

that

secures

the

lamp

housing

cover

and

remove

the

cover.

2.

Remove

the

two

screws

securing

the

lamp

case.

(There

is

an

interlock

on

this

case

to

prevent

the

risk

of

electrical

shock.

Do

not

attempt

to

circum-

vent

this

interlock.)

3.

Remove

the

lamp

by

pulling

out

the

complete

assembly.

4.

Install

a

new

lamp

case

assembly

and

secure

it

in

place

with

the

two

screws.

A

CAUTION:

Do

not

use

a

lamp

other

than

the

NEC

replacement

lamp.

Order

this

from

your

NEC

dealer

using

your

projector's

model

number

5.

Reattach

the

lamp

cover

and

reinstall

the

single

screw.

6.

After

you

install

a

new

lamp,

select

the

lamp

Usage

icon

and

press

and

hold

the

"Power

On"

button

on

the

remote

control

for

ten

seconds

to

reset

the

lamp

time

clock

to

zero.

NOTE:

If

resetting

the

lamp

clock

back

to

zero

after

2100

hours

of

service,

press

the

"Power

or

(not

"Power

On")

button

on

the

remote

control

for

ten

seconds

.

NOTE:

When

you replace

the

lamp,

it

is

also

wise

to

replace

the

filter.

The

filter

comes

in

the

same

package

with

your

replacement

lamp.

A

CAUTION:

Do

not

put

the

LCD

projector

on

end

except

to

replace

the

air

fi

lter.

Interlock

.4 ;

tae

kt

ti

00

0

Step

1A

Step

1B

Step

2

Step

3

Step

4

Step

5

61

MAINTENANCE

62

3-31

NEC LCDMT810 User Manual - Page 17

USERS, MANUAL, MAINTENANCE, Replacing

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