Hitachi CP-S830W Manuale utente

HITACHI

CP-S830W

SERVICE

MANUAL

CP-S830E

Caution

sure

read

this

manual

before

servicing.

assure

safety

from

fire,

electric

shock,

injury,

harmful

radiation

and

materials,

various

measures

are

provided

this

Hitachi

liquid

crystal

projector.

sure

read

cautionary

items

described

the

manual

maintain

safety

before

servicing.

Service

Warning

When

replace

the

jamp,

avoid

burns

your

fingers.

The

lamp

becomes

too

hot.

Never

touch

the

lamp

bulb

with

finger

anything

else.

Never

drop

give

shock.

They

may

cause

bursting

the

bulb.

This

projector

provided

with

high

voltage

circuit

for

the

lamp.

not

touch

the

electric

parts

power

unit

(main),

when

turn

the

projector.

not

touch

the

exhaust

fan,

during

operation.

The

LCD

module

ass'’y

likely

damaged.

replacing

the

LCD

module

ass'y,

not

hold

the

FPC

the

LCD

module

ass'y.

Features

Block

diagram

Specifications

Wirtng

diagram

Names

each

part

Adjustment

Basic

circuit

diagram

Connector

connection

diagram

Troubleshooting

Disassembly

diagram

Service

noints

Replacement

parts

list

SPECIFICATIONS

AND

PARTS

ARE

SUBJECT

CHANGE

FOR

IMPROVEMENT.

Liquid

Crystal

Projector

August

1998

Image

Information

Media

Systems

Division

Yokohama

Operation

CP-S830W

CP-S830E

Features

0.9"

polysilicon

liquid

crystal

panel

150W

UHB

lamp

>»

Video

input

compatible

with

NTSC/PAL/SECAM

video

signals

>»

RGB

input

compatible

with

IBM®

PCs,

Macintosh®

and

NEC®

PC98

computer

signals

VIDEO

systems,

RGB

systems,

and

RGB

OUT

system

>»

RS232C

communication

Mouse

emulation

Liquid

crystal

panel

Y/C

1.0Vp-p

(75Q

termination)

RGB

input

Saba

eaten

0~200mVrms,

1kQ

Operation

Storage

-20~60°C

POWERS

COI

certetretetceeeteeeeeeceeees

Mouse

cable

<cscccecceeeeteceeeee

seen

NTSC

4.43NTSC

PAL,

M-PAL

SECAM

0.286Vp-p

(NTSC

burst

signal,

75Q

termination)

output

H/V

separate

(H/V

composite:

only

15kHz

RGB)

Sync

signal

TTL

level

Speaker

output

(stereo)

236

(W)

105

(H)

x288

(O)

Remote

control

eer

rrrr

error

trea

RGB

signal

cable

nites

Sie

ei@esintehe

easce!

eieteield

Accessories

Stereo

mini

cable

ween

eceecencewensen

S-Video

cable

See

eener

cere

esrevoscenes

Specifications

Number

pixels

800

(H)

600

(V)

Composite

1.0Vp-p

(75Q

termination}

Video

input

Level

0.3Vp-p

(PAL/SECAM

burst

signa!,

75Q

termination)

200mVrms,

20kQ

less

Audio

Power

supply

AC100~120V/5A,AC220~240V/2.2A

(50/60HzZ)

Batteries

LR6

Cece

are

senescccenatovrorse

Video/Audio

cable

eee

ence

enwneas

MAC

adapter

Seance

esc

eee

eeeenerenesee

CP-S830W

CP-S830E

Names

each

part

@Main

unit

@Operation

section

momma

button

Picture

adjustments.

RESET

button

Resets

unit

factory

settings.

INPUT

button

select

the

input

source.

Each

time

this

button

pressed,

the

input

source

changed

sequence

shown

below.

MUTE

Button

cess

mma

RGB1—»

RGB2

—>

VIDEO1

—»

VIDEO?

Silences

the

sound.

(Cancels

the

mute

when

the

unit

set

mute

mode.)

LAMP

indicator

ees

TEMP

indicator

This

lights

blinks

when

the

lamp

does

‘

This

lights

blinks

when

temperature

not

light.

Inside

the

projector

too

high

when

fan

abnormal.

‘tie.

ot]

See

LAMP

TEMP

on™

“Bere

oval

STANDBY

DUttON

om:

csmmromes

Power

ON/OFF

button.

OFF

sets

the

unit

standby

mode.

von

indicator

This

blinks

the

standby

mode

and

lights

the

operation

mode.

STANDBY/ON

Speaker Speaker

ZOOM

knob

...

Adjusts

picture

size.

conser

Remote

Control

sensor

Ree

eee

eet

Cooling

fan

(exhaust)

Len

open

Lens

cap

—(Oy

Handle

FOCUS

knob

@Use

the

remote

control

transmitter

within

fleet

ous:

the

range

about

feet

from

the

remote

control

sensor

and

within

30°

both

the

left

and

right.

CP-S830W

CP-S830E

Remote

control

sensor

socket”

Connect

the

provided

power

cord.

Main

power

ON/OFF

switch.

©?

OFF

RGB

input

terminal

D-sub

15pin

shrink

terminal

(1/2)

RGB

output

terminal

D-sub

15pin

shrink

terminal

RGB

output

can

displayed

even

the

standby

mode.

RGB

OUT

VIDEO

input

terminal

o-:1cssmemownbl

(on

video-equipped

models

only)

cerns

S-VIDEO

input

terminal

]

CONTROL

Mint

DIN

4pin

connector

(4/2)

’

[ae

VIDEO

input

terminal

00000

RCA

Jack

(1/2)

AUDIO

L/R

input

terminal

RCA

Jack

(1/2)

CONTROL

terminal

D-sub

15pin

shrink

terminal

AUDIO

output

terminal

(RGB/VIDEO)

Stereo

mini

Jack

AUDIO

input

terminal

Stereo

mint

jack

(1/2)

CP-S830W

CP-S830E

Remote

control

transmitter

STICK

SWITCH

When

screen

being

displayed,

adjustment

item

can

selected

and

adjustment

can

also

done

using

this

switch.

When

screen

not

displayed,

this

switch

can

move

mouse

cursor,

and

also

move

picture

vertically

horizontally

with

the

POSITION

button

pressed.

STANDBY

button

~~.

Power

ON/OFF

button.

OFF

sets

the

unit

standby

mode.

RESET

RIGHT

button

When

displays

the

on-screen

menus,

resets

the

item

factory

settings.

When

removes

the

on-screen

menus,

works

right

quick

button.

BRIGHT

Button

orr-rr2smncmrmmnnmnnnanrene

Adjusts

bright.

OFF

button

Displays

removes

the

on-screen

menus.

TIMER

OFF

button

r-nmmnnenny

Displays

tting

time

count

isplays

the

setting

time

count

down

CONTRAST

button

Adjusts

contrast.

BLANK

OFF

button

Blanks

Picture:,

Pressing

the

button

again

and

“J

keeping

pressed

will

reveal

picture

from

top

bottom.

vow

VOLUME

button

Adjusts

volume.

The

sound

loud

low

while

pressing

the

“/\”

“V’”

button.

POSITION

MUTE

POSITION

Button

enmrnnrinirmmnnnlfomsnnfn

women

MUTE

button

Moves

the

picture

STICK

SWITCH

Silences

the

sound.

(cancels

the

mute

when

the

when

pressing

the

POSITION

button.

unit

set

mute

mode.)

VIDEOQ1/2

RGB1/2

INPUT

SELECT

button

2.22020

Selects

the

input

source.

CP-S830W

CP-S830E

Function

for

service

are

Press

the

RESET

button

the

projector

the

TIMER

Displayed

the

operating

time

the

lamp

button

the

remote

control,

for

seconds.

Press

the

RESET

button

the

projector

the

remote

Reset

the

operating

time

the

lamp

control

MENU,

for

seconds.

(During

displayed

the

operating

time

the

lamp.)

Press

the

MUTE

button

the

projector

the

remote

Displayed

the

operating

time

the

projector

control,

for

seconds.

(During

displayed

the

operating

time

the

lamp.)

When

replacing

the

lamp,

Reset

the

operating

time

lamp.

Reset

the

lamp

timer

Please

carry

out

the

following

operation

within

minutes

from

power

on,

you

replaced

the

lamp

after

2,000

hours.

1,2

RESET,

Ros

lq|o

|mz

ay)

WO)

—

as):

Press

the

RESET

button

projector

for

seconds

remote

control

TIMER

button

for

seconds

and

display

the

total

lamp

used

time.

Press

the

RESET

button

projector

remote

control

LAMP

1700

button

during

displaying

the

lamp

used

time.

Select

the

"0"

the

screen

using

the

((«))

button

aetnaeeataen

1700

L]--0

MICANCEL

STICK

SWITCH.

CP-S830W

CP-S830E

Message

table

On-screen

display

The

following

messages

are

displayed

the

screen.

"CHANGE

THE

LAMP"

“AFTER

REPLACING

LAMP,

RESET

|Lamp

has

1,700

hours

and

may

need

changed.

THE

LAMP

TIMER"

"CHANGE

THE

LAMP"

"AFTER

REPLACING

LAMP,

RESET

THE

LAMP

TIMER"

"THE

POWER

WILL

TURN

OFF

AFTER

Hr."

Blinking

"CHANGE

THE

LAMP"

"AFTER

REPLACING

LAMP,

RESET

THE

LAMP

TIMER"

"THE

POWER

WILL

TURN

OFF

AFTER

Hr."

"NO

INPUT

DETECTED"

Signal

not

input.

"SYNC

OUT

RANGE"

ihe

penne

frequency

the

input

signal

exceeds

the

range

the

projector,

cannot

displayed.

Lamp

has

1,979

hours

it.

See

P.4

"Reset

the

lamp

timer"

When

the

lamp

has

2,000

hours

it,

the

message

will

blink,

and

the

power

will

turns

off

after

minutes.

2P-S830W

>P-S830E

Indicator

display

The

indicator,

LAMP

indicator

and

TEMP

indicator

will

light

blink

the

following

cases.

Lights

orange

Goesoft___|

Goes

off

Stancbymode

[Binks

orange

Goes

Dumgcoaing

down

the

indicator

still

lit,

lamp

Lights

red

Lights

red

Goes

off

may

defective.

Replace.

Lights

red

Blinks

red

Lamp

not

inserted

Securely

insert

the

lamp.

baat

Correctly

reinstall

not

Lights

red

Lights

red

too

hight

ights

Goes

off

ights

Temperature

insi

block

ventilation

holes.

Lights

red

Blinks

red

Cooling

fan

accidented

Replace

fan.

: ‘

Accumulated

lamp

operation

Replace

lamp

and

reset

the

Blinks

red

Blinks

red

Goes

off

time

has

exceeded

2,000

accumulated

lamp

operation

hours

time.

When

inside

temperature

becomes

high

because

ventilation

holes

are

blocked,

normally,

TEMP

indicator

will

light

red.

However,

protect

the

projector,

the

lamp

may

turned

off

and

this

time

LAMP

indecator

may

light

red.

Cool

projector

power

off

for

minutes.

Lamp

cannot

light

CP-S830W

CP-S830E

Adjustment

4-1

Position

adjusted

R665

ees

R962

R870

R668

BAT

R970

aaae

R748

CP-S830W

CP-S830E

4-2

White

balance

adjustment

Preparations

for

adjustment

Setting

condition

Apply

heat-running

for

minutes

before

adjustment.

Project

inches

size

image

with

zoom

set

the

widest.

Adjustment

common

voltage

(flicker)

Refer

the

attached

drawing.

Input

steps

monochrome

green

with

timing

signal

SVGA

VESA(60).

Adjust

R748

that

brightness

about

30%

part

steps

the

darkest.

Input

steps

monochrome

red

with

timing

signal

SVGA

VESA(60).

Adjust

R848

that

brightness

about

30%

part

steps

the

darkest.

Adjustment

Procedure

Adjustment

white

balance.

Input

steps

monochrome

green

0.7Vpp

with

timing

signal

SVGA

VESA(60).

@Adjust

R665(W

SUB

CONTRAST)

and

R668(W

SUB

BRIGHT)

that

brightness

steps

best,....visual

check.

Input

white

0.7Vpp

with

timing

signal

SVGA

VESA(60).

And

set

CONTRAST

BRIGHT

maximum.

@Major

the

normally

white

chromaticity.

And

note

these

number.

(x:xw,y:yw)

Input

gray

pattern

0.52Vpp

with

timing

signal

SVGA

VESA(60).

@Adjust

R870(R

SUB

BRIGHT)

and

R970(B

SUB

BRIGHT)

that

the

chromaticity

the

center

the

picture

x=xw-0.0320.01,y=yw-0.034

0.01

(middle-brightness

white

balance)

About

30%

part

steps

here.

@Press

the

RESET

button

the

remote

control

transmitter

set

picture

adjustment

NORMAL.

@Input

steps

monochrome

blue

with

timing

signal

SVGA

VESA(60).

Adjust

R948

that

brightness

about

30%

part

steps

the

darkest.

Input

horizontal

green

line

(gray/black)

signal

with

timing

signal

SVGA

VESA(60).

Adjust

R748

that

flicker

the

lest.

Adjust

that

flicker

the

lest.

GAR

Input

gray

pattern

0.21Vpp

with

timing

signal

SVGA

VESA(60).

®Adjust

R862(R

SUB

CONTRAST)

and

R962(B

SUB

CONTRAST)

that

the

chromaticity

the

center

the

picture

x=xw-0.05+0.01,y=yw-

0.05+0.01

(iow-brightness

white

balance)

Repeat

(5)

(8)

and

adjust

middle-brightness

and

jow-brightness

white

balance.

note

When

majoring

and

adjustment

using

Minolta

CL-100.

-~10-

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