Sharp Zq-4400 User manual

ZQ-—4400

ZQ—4450

SHARP

_

SERVICE

MANUAL

CODE:

00ZZQ4450SM/E

ZQ-4400

MODEL

ZQ-4450

KEY

LAYOUT

AaB

ADS

e6Se

@

&

@

OoOae

eayesieares)

OB@oe

Prepare

narket

anal

i

us

rerorts

of

r

STANDARD

FUNCTION

waectronc

onaanzen]

2BKB,

10

digit

1M

3

KEY

SYSTEM:

Rubber

key

Gx)

©

@

GH)

0.51

0.03

(mm)

i

ELEMENT:

FEM

LCD

PARTS

NAME:

LF7841Q

—_—_____

S

|NUMERAL:

20

digits

(4

lines)

@e@@@®

Bor

L

j

ey

tofor

kl

$

8

1ZAB

119

x

32

dot

matrix

liquid

crystal

OVOADVYUDO®

s

Be

—

7

display

20

columns

x

4

lines

(with

6

x

HOHAaHD

OOO

R

ZZ

8

dot

characters)

‘ao

ooOO

T

lel

le

Oo

N

CPU:

1135101F

(253pin-FiLM)

Electronic

notebook

section

SRAM:

CXK58257AM-12L

(x2)

Automatic

day-forward

function,

schedule

alarm

function

Entry

and

recall

of

dates

and

details

of

anniversaries

Anniversary

notice

function

CALENDAR

mode

Display

of

calendars

from

January

1901

to

December

2099

Schedule

mark

function

distinguishing

between

moming

and

afternoon

appointments

Anniversary

mark

function

Entry

and

recall

of

everyday

memos

Memory

capacity

128

Kbytes

(User

area:

Approx.

126

Kbytes)

SCHEDULE

mode

capacity:

Approx.

2120

entries

TEL

mode

capacity:

Approx.

3400

entries

MEMO

mode

capacity:

Approx.

950

entries

©

The

approximate

entry

capacities

above

assume

the

following

average

entry

sizes

when

all

memory

is

used

by

a

single

mode.

POWER

SUPPLY

Main

power

supply:

6

VDC

lithium

batteries

(CR2032

x

2)

Memory

backup

power:

:

3

VDC

lithium

battery

(CR2032

x

1)

AC

ADAPTOR

SCHEDULE

RECHARGEABLE

Description

$2

characters/entry

BATTERY

TEL

Name

16

characters/entry

Number

12

characters/entry

MEMO

Maximum

character

_

string

|

512

characters

128

characters/entry

POWER

CONSUMPTION

COI

length

per

entry

AUTO

POWER

Approx.

7

minutes

Secret

function,

data

transfer,

index

display

OFF

TIME

MEMORY

Vek

PROTECT

DIMENSIONS(mm)

,

Open:

138(W)

x

160.2(D)

x

9.3(H)

mm.

Closed:

138(W)

x

80(D)

x

17.5(H)

mm.

Weight

_|Approx.

155g

(including

batteries)

[at

eal

ie

ota

enone

frequency

Content

of

displays

12-hour

and

24-hour

clock

CALCULATIONS

©

Approx.

1200

hours

: ‘

———

a

addition,

subtraction,

multiplication,

division;

When

data

is

continuously

displayed

at

an

ambient

temperature

of

20°C

(68°F).

©

Approx.

800

hours

constant,

square

root,

percent,

memory;

when

data

is

searched

for

5

minutes

per

hour,

and

the

data

is

displayed

for

55

minutes

per

hour,

at

an

ambient

calculation,

etc.

temperature

of

20°C

(68°F).

Accessories

©

When

off,

and

the

clock

is

running,

operating

time:

Approx.

1.5

year

Lithium

batteries

(CR2032

x

3)

®

Memory

backup

battery

life:

Operation

manual

Approx.

5

years

(if

operating

batteries

are

replaced

promptly

when

exhausted)

Approx.

3

years

(if

operating

batteries

are

exhausted

or

not

installed)

This

document

has

been

published

to

be

used

for

after

sales

service

only.

S

H

AR

P

C

OR

P

ORATI

O

N

The

contents

are

subject

to

change

without

notice.

1.

CPU

(LI35101F)

term

TEST1

|

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[stB0

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Key

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$20

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ZQ-4450

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ZQ-4400

ZQ-4450

2.

Regulator

(Internal

block

diagram)

3.

Detector

(Internal

block

diagram)

vob

4.

Low

voltage

detection

method

©

In

this

model,

a

warning

is

given

only

to

the

main

battery

exhaus-

tion,

not

given

to:the

backup

battery

exhaustion.

The

main

battery

exhaustion

is

detected

in

the

circuit

shown

below:

é

vec

EO1

Ki8

(Nch

open-dagin

type)

-

1)

Caution

level

(detection

voltage:

About

4.8

~

5.3V).

©

When

the

caution

level

is

detected

while

displaying,

the

low

battery

symbol

([BATT

|)

is

lighted,

©

When

the

caution

lével

is

detected

of

supplying

the

power

to

the

set

or

on.pressing

the

reset

switch,

the

battery

replacement

indica-

tion

(PLEASE

REPLACE

THE

OPERATING

BATTERY

!)

is

dis-

played

for

about

4

sec.

©

When

the

caution

level

is

detected

while

sounding

the

gia

or

key.

input

sound,

the

alarm

sound

or

key

input

sound

is

stopped.

2)

Fatal

level

(Detection

voltage:

About

4.4

~

4.8V)

©

When

the

fatal

level

is

detected

while

displaying;

the

whole

system

is

turned

off,

©

When

the

fatal

level

is

detected,

on

supplying

the

power

to

the

set

or

on

pressing

the

reset

switch,

the

whole

system

is

turned

off.

©

When

the

fatal

level

is

detected

while

sounding

the

alarm

sound

or

key

input

sound,

the

alarm

sound

or

key

input

sound

is

immedi-

ately

stopped.

After

100ms,

the

voltage

is

restored

and

the

is

performed.

©

When

the

fatal

level

is

detected

while

the

power

is

off,

pressing

the

[ON]

key

will

not

supply

power

to

the

set.

The

reset

key

is

also

disabled.

(Until

the

battery

is.

replaced.)

[Note]

Since

low

voltage

detection

is

not

performed

for

the

memory

protection

battery,

please

note

the

battery

replacement

label

and

replace

when

necessary.

5.

Alphabet:

Caps/Low

®

Caps/Low

of

alphabet

can

be

selected

by

pressing

the

|CAPS

key.

*

When

the

power

is

supplied

by

pressing

the

[ON]

‘key,

Caps

is

selected.

(Caps

symbol

is

lighted.)

@

Circuit

©

This

circuit

has

no

hysteresis

characteristics.

vec

IN

OUT

DET

EO1

GND

@

Software

1.

Caution

level

is

detected

every

0.5sec.

(E01

=

GND)

2.

in

normal

cases,

only

the

fatal

level

is

detected.

(E01

=

Vcc)

3.

Even

when

the

system

is

off,

the

fatal

level

is

detected,

‘GND

6.

Memory

map

SYSTEM

AREA.

USER

AREA

(32KB)

CE1

eens)

32kByte

64KByte

128KByte

0000;

sysTEM

USER

AREA

O7FFFH'

OB000H|

OAO00H!

ocoooH

(32KB)

OEOOOH!

OFFFFH

10000H

(32kB)

7FFF

CE2

(32KB)

FFFF

BAI6

(128K8)

1FFFF

(82KB)

7.

Current

check

(VCC

=6.0V)

1.

Press

the

OFF

key.

2.

Measure

the

current

value.

(After

1

sec.)

When

OFF:

15yA

or

less

3.

Pregs

the

ON

key.

.

Measure

the

current

value.

When

ON:

50mA

or

less

8.

Note

for

Battery

replacement

Replacing

batteries

Battériés

used

in

the

Organizer:

Lithium

battery

CR2032-

|

2

|

Unit

operation

Lithium

battery

CR2032

|

1

|

Memory

backup

The

standard

built-in

clock

is

powered

by

the

operating

batteries.

ZQ-4450

za-26su202860|

Vee

[vee

|

ves

|

—

|

ves

|

Yas

[oto

eis

ee

es

Precautions

when

replacing

the

batteries.

Before

replacing

the

battery,

be

sure

to

press

[OFF]

to

turn

the

power

off.

Do.

not

replace

the

memory

backup

battery

when

the

operating

bat-

teries

are

depleted.

When

the

operating

batteries

become

weak

and

you

turn

the

power

on,

"

[EZ

"

will

be

displayed

and

the

following

display

will

appear

temporarily:

~

REPLACE

THE

OPERATING

BATTERIES!

If

the

batteries

become

weaker

(the

alarm

or

the

key

beep

does

not

sound),

the

power

may

go

off

during

operation

or

the

Organizer

may

fail

to

turn

on.

:

The

memory

contents

will

still

be

retained

by

the

memory

backup

battery.

Replace

the

operating

batteries

to

avoid

loss

or

alteration

of

data.

Before

removing

the

batteries

for

replacement,

record

important

infor-

mation

on

paper.

9.

Using

the

data

transfer

function

This

Organizer

can

transfer

data

to

and

from

the

following

models.

©

Other

ZQ-4450

Organizers

using

the

optional

CE-200L

or

CE-300L

cable.

:

;

The

1Q-8000,

1Q-7000,

ZQ-5000,

ZQ-3000,

ZQ-2000:and

ZQ-6000

series

Organizers

using

the

optional

CE-200L

or

CE-300L

cable.

The

ZQ-1000,

EL-6100

series

and

EL-6260

Organizers

(including

Auto

Dialer)

using

the

optional

CE-220T

cable.

.

Transferable

data

varies

according

to

the

model

connected

to

the

Organizer.

Transferable

data

Model

connected

,

tothe

20-4450

|

scHEDULE

re

|

weno

TO

DO

pat

EXPENSE

1Q-8000

series

Yes

10-7000

series

(10-8500M,

70-5000series

|

Ye

|

YeS)

Yes

|

“iq-g4oo

ZQ-2000

series

rzo-eotoseres

|

ves

[Ves]

Yes

|

ves

|

—

|

—_|

ELOi00seres

|

Yes

[Yes]

— |

fecooo—

—

[vs

— |

There

may

be

some

data

transfer

restrictions

between

these

models.

Before

connecting

the

cable

and

transferring

data

between

Or-

ganizers,

tun

off

both

units.

;

ZQ-4400

ZQ~4450

Notes:

*

To

interrupt

data

Gancise

press

s

[ON].

©

{ta

connector

is

disconnected,

or

a

similar

problem

occurs

during

data.

transfer,

the

message

"I/O

DEVICE-ERROR"

vl

appear.

Press

[G:CE]

[C-CE]

to

clear

the

error.

*

After

data

transfer,

the

data

on

the

trasrhitter

18

preserved.

®

There

may

be

a

voltage

level

difference

between

the

connected

Organizers

which:

may

cause

the

display

contrasts

to

change.

Should

this

occur,

wade!

the

contrast

as

required.

ianetering

data

between

ZQ-4450

Organizers

Data

in

the

SCHEDULE,

ANNIVERSARY,

TEL,

MEMO,

TO

DO

and

EXPENSE

modes

can

be

transferred.

The

data

is

transferred

and

verified

by

mode

(all

entries

in

a

mode

or

a

category

field

contents.

If

the

transferred

data

includes

‘an

entry

with

a

date,

the

priority

of

all

transferred

entries.

will

be

a

space.

The

contents

of

the

priority

field

are

received

correctly

only

when

none

of

the

transferred

entries

con-

tain

a

date.

No

data

verification

can

be

carried

out.

When

transferring

data

to

and

from

ZQ-1000

series

Organizers

All

characters

transferred

from

the

ZQ-4450

are

displayed

in

capi-

tal

letters

on

the

ZQ-1000

series.

Characters

and

symbols

that

cannot

be

displayed

on

the

ZQ-100

series

appear

as

‘_.

EXPENSE

data

transferred

between

the

ZQ-4450

and

the:

za.

1000

series

is

stored

on

the

receiving

unit

without

payment

type

data.

When

transferring

EXPENSE

data

by

mode

from

the

ZO-

1000

series

to

the

ZQ-4450,

an

"I/O

DEVICE

ERROR"

may

occur.

This

will

occur

when

there

is

not

enough

memory

space.

to.

be

assigned

as

payment

type.

daia

‘area,

which

EXPENSE

data

from

the

ZQ-

1000

series

does

not

have.

If

the

error

occurs,

delete

unnecessary

data

on

the.

ZQ-4450

to

increase

free

memory,

then

transfer

the

data

again.

Once.an

"I/O.

DEVICE

ERROR"

occurs,

all

EXPENSE

data

transferred

tothe

ZQ-

4450

before

the

error

is

cleared,

When

transferring

EXPENSE

data

by

mode

from

the

ZQ-1000

series

to

the

ZQ-4450,

no

data

verification

can

be

carried

out.

ZQ=+4400

ZQ~-4450

2.

Select

the

data

transfer

function

oni

the

recéiver,

arid

set

if'in

the

receive

mode.

3.

Select

the

data

transfer

function

on

the

transmitter-

and.

perform

data

transfer.

[2nd]

[OPTION]

1

Notes:

®»

Follow

the

same

steps

to

transfer

data

from

another

ZQ

or

an

IQ:

series

Organizer.

-

Notes

described

on

page

4

also

apply:

here:

When

transferring

data

to/from

another

ZQ

series

or

an

IQ

series

Organizer,

the

display

contrast

of

the

ae

Organize!

decreaen.

when

the

units

are

connected.

©

|

me

‘

Verification.

ot

_

¥

Hn,

sth

Se

2

Follow

the

steps

explained

in

“Tanstering

¢

data

between

n

20450

Organizers"

above.

ey

Transferring

data-with.an

EL

series.

ayn

nt

ay

eR

on,

MW.

Mae

ste

Organizer

(including

Auto

Dialer)

For

the

EL-6100

series

Organizer,

TEL.

data

and

SCHEDULE’

data

can

be

transferred.

For

the

EL-6260

Auto

et

TEL:

data

canbe

transferred.

Data

is

transferred

by

motie:

‘or

by

entry.

Data

transfer

restrictions

When

transferring

data

with

an

EL

series

Organizer

(including

the

Auto

Dialer),

the

following

restrictions

apply:

When

transferring

data

to

an

EL

series

Organizer

_

Transferred

data

is

added

to

previously

stored

data.

Data

is

transferred

in

the

same

mode

and

directory:*:

If

a

transferred

entry

exceeds

the

maximum

number

of

characters

that

can

be

entered

into

the

EL

series

Organizer

as

one

any:

excess

characters

are

deleted.

Characters

and

symbols

that

cannot

be

displayed

on

the

EL

series

Organizer

are

replaced

by

spaces.

If

all

the

columns

that

can

be

displayed

are

replaced

by

Spares:

the

corresponding

entry

is

not

stored.

All

letters

are

converted

to

capital

letters

on

the

EL

series

Or-

ganizer.

“

lf

the

SECRET

function

is

turned

on

in

the

ZQ-4450,

only

non-

secret

data

can

be

transferred.

When

transferring

data

from.an

EL

series

Organizer

The

received

data

are

added

to

previously

stored

data.

Ali

non-Eniglish

characters

are

converted

to’

small

letters.

—

.

If

the

SECRET

function

is

turned

on

in

the

EL

series

Organizer,

only

non-secret

data

can

be

transferred.

Transferring

data

to

an

EL

series

Organizer

Transfer

all

TEL

1

data

in

the

Organizer

to

TEL

1

in

the

EL

series

Organizer.

Transferring

data

by

mode

or

by

entry

Transfer

the

"ABC

BANK"

memo

stored

in

the

Organizer.

1.

Recail

the

memo

to

be

transferred

on

the

transmitter.

Note:

To

perform

mode

transfer,

select

the

mode

by

pressing

the

mode

key,

and

then

press

[C-CE].

It

is

not

necessary

to

display

an

entry.

4,

Set

the

receiver

in

the

receive

mode.

2.

Select

the

mode

on

the

transmitter.

TEL

(Select

the

desired

directory.)

ZQ--4400

ZQ-4450

8.

Select

the

data

transfer

function

on

the

transmitter.

OPTION].

Note:

To

transfer

an

entry,

display

the

entry

to

be

transferred

and

press

OPTION}.

4.

Perform

data

transfer.

1

©

If

the

amount

of

memory

available

in

the

receiver

at

the

time

of

data

transfer

is

insufficient,

an

error

message

appears.

Delete

any

unnecessary

data,

verify

that

there

is

sufficient

memory

available,

and

repeat

the

procedure.

Transferring

data

from

an

EL

series

Organizer

1.

Select

the

mode

on

the

receiver.

2.

Select

the

data

transfer

function

on

the

receiver,

and

set

it

in

the

receive

mode.

3

Perform

data

transfer

from

the

transmitter.

Exchanging

data

with

a

personal

computer

With

Sharp’s

Organizer

Link

software

and

cable

package,

you

can

exchange

data

with

a

personal

computer.

The

link

is

made

via

the

4-pin

computer-link

port

on

the

left

side

of

the

Organizer

using

an

interface

cable

to

suit

your

computer.

See

the

Organizer

Link

manual

for

connection

and

software

operating

details.

Note:

Sharp's

Organizer

Link

software

may

not

be

available

at

the

time

you

purchase

this

Organizer.

Check

with

your

local

Sharp

dealer

concerning

availability.

10.

Reset

procedure

When

trouble

occurs

An

impact

or

a

strong

external

electrical

field

may

leave

none

of

the

keys

operational.

Press

the

RESET

switch

on

the

back

of

the

Or-

ganizer.

The

impact

or

external

electrical

field

may

erasé

sore

or

all

of

the

Organizer’s

memory.

Press

the

RESET

switch

with

the

tip

of

a

ball-point

pen

or

similar

object,

but rot

anything

breakable

(like

a

pencil

point

or

a

needle).

All

RESET

operation

If

a

problem

occurs

after

replacing

the

batteries,

or

if

the

Organizer

does.

not

function

properly

even

after

the

above

RESET

operation,

perform

the

following:

1.

While

holding

[ON],

press

the

RESET

switch

on

the

back.

Release

the

RESET

switch

and

then

release

[ON].

The

following

display

will

appear.

CLEAR

ALL

DATA

OK

(Y/N)

?

2.

Press

[[N_].

Returns

to

the

initial

display.

Caution:

Do

not

press

[_Y_]in

step

2.

Pressing

will

delete

all

data

stored

in

the

Organizer

and

reset

the

built-in

clock.

11.

Contrast

adjustment

Adjust

the

display

contrast

to

make

the

display

easier

to

read.

1.

Press

[2nd]

[FUNCTION].

FUNCTION

>

MEMORY

CHK

LCD

DATA

DEL

&

S

|]

}

A

2.

Select

"2

LCD

CONT".

2

LCD

CONT

v

-

DARK

A

—

LIGHT

3.

Press

[a]

or

['¥]

to

darken

or

lighten

the

display

as

required.

The

amount

of

contrast

will

change

continuously

when

either

[A]

or

[¥]

is

held.

4.

After

adjusting

the

contrast,

press

[C-CE].

12.

Turning

the

"beep"

on

and

off

While"

J§

"

is

displayed,

a

"beep"

will

sound

when

a

key

is

pressed.

To

turn

the

"beep"

on

and

off,

press

.

The

"beep"

will

not

sourid

after"

J

“

goes

off.

To

tum

the

"beep"

back

on,

repeat

the

process.

13.

Difference

between

the

ZQ-3000

series

©

®

Display

fiim

calendar

@®

type

(The

left

end

is

Sunday.)

SUN

MON

TUE

WED

THU

FRI

SAT.

2Q-4400

type

(The

left

end

is

Monday.)

MON

TUE

WED

THU.

FRI

ZQ-4450

14.

Note

for

servicing

@

Remove

the

battery

cover.

1)

Loosen

screw.

2)

Remove

battery

cover.

;

(Note)

Screw

is

so

constructed

as

not

to

be

removed

for

preven-

tion

against

missing.

m@

Remove

the

battery.

Caution

label

ZQ-4400

ZQ-4450

t

6)

Caution

——

label

ye?

5)

Remove

caution

label.

6)

Remove

the

screw.

7)

Remove

battery

protect,

and

remove

the

battery.

(Backup

side)

(Note)

There

is

a

screw

beneath

battery

protect.

When

removing

the

keyboard

lower

cabinet,

battery

protect

must

be

removed.

15.

Diag

Specifications

1.

Entering

Diag

mode

Keep

pressing

ON

+'D

keys

and

reset

the

machine,

and

the

DIAG

menu

display

shown

below

will

appear.

Pressing

0

cancels

DiAG

and

returns

to

TEL

1

mode.

Pressing

1

starts

the

LCD

check

program.

Pressing

2

starts

the

PCB

check

(RAM

check)

program.

Pressing

3

starts

the

production

process

check

program.

Pressing

4

starts

the

static

electricity

check

program.

Pressing

5

starts

the

intermittent

aging

program.

Pressing

6

starts

the

low

battery

check

program.

Pressing

7

starts

the

safety

standard

system

communication

pro-

gram.

Pressing

9

turns

OFF

normally.

LCD

PCB

SET

@

EspD

Note:

When

entering

the

diag

mode,

user’s

data

will

be

destroyed.

Be

sure

to

back

up

the

necessary

data

before

entering

the

diag

mode.

PT

AGING

Gi

LB

‘i

Emi

2.

Diag

contents

(1)

When

LCD

is

selected:

I,

A

frame

is

displayed

in

one

dot

width

around

the

outer

peripheral

of

the

LCD.

(Pressing

the

Enter

key

goes

to

the

II.

Zigzag

pattern

1

is

displayed.

(Pressing

the

Enter

key

goes

to

the

:

Ill.

Zigzag

pattern

2

is

displayed.

(Pressing

the

Enter

key

goes

to

the

The

vertical

line

pattern

is

displayed.

(Pressing

the

Enter

key

goes

to

the

:

3)

Remove

caution

label.

4)

Remove

the

battery.

(MAIN

side)

ZQ+4400

ZQ-4450

V.

The

horizontal

line

pattern

is

displayed.

(Pressing

the

Enter

key

goes

to

the

LCD

density

control

check

screen:)

During

displaying

of

the

LCD

check

in

T

to:

V,

the

density

control

can

.be~performed

with

A

and

W

keys.

If

possible,

the

most

appropriate

density

is

automatically

performed

for

each

screen.

in

the-case

of

IT

and

IV,

the

following

symbol

will

light.

BATT

30;

31:

EDIT

2nd

CAPS

*

(s]

hits

in

the.case

of

iI

and

V,

the

following

symbols

will

light.

Ed

El

key

goes

to

the

menu

display

screen.)

:

After

displaying

the

horizontal.

pattern,

the

Lop

aaa

is

auto-

matically

adjusted.

ie

enelry

of

2)

When

PCB’is

selected:

Wiring

of

(1)

RAM

is

checked,

and

WRITE/READ

of

(2)

A5h and

(3)

5Ah

are

performed

for

the

1

to

perform:the

RAM

bit

failure

check.

After

checking,

ity“is

displayed‘

In

case

of

an

NG,

the

check

where

the

NG

occurred

is

also

displayed.

However,

an

error

may

caused

by

the

defective

device.

yDuring

checking;

-tou5*

Tk

a

|

"End

of

Checking

(Normal)

RAM

128K

End

of

Checking

(NG)

RAM

128K

1

When

the

check

is

completed

normaly,

|

press

the

Enter

key

to

return

to

the

menu

‘display

screen.

In

case

of

an

error,

press

2nd

+

CCE

keys

to

return.

(3)

When

SET

is

selected:

This

item

is

for

production

process

test,

and

is:not

required

for

servic-.

ing.

(4)

When

ESD

is

selected:

This

item

is

for

production

process

test,

and

i

is

not

required

for

s

servic-

ing.

(5)

When

PT

AGING

is

‘selected:

The

following

procedures

II

to

IV

are

repeated

without

stop.

To

ter-

minate,

press

the

RESET

key.

When

the

battery.

voltage

falls

under

the

CAUTION

level,

set

the

communication

output

port

to

HIGH.

During

this

procedure,

even

oe

displaying,

the

machine

operates

—_—_—~—

atthe

full

power.__

in

The

LCD

density

control

check

is

performed.

(Pressing

the

Enter

IV..

‘The:

results-of

the

above

RAM.

checks.

are

displayed

‘

as.

shown

below:

©

*

In

normal

procedure,

the

display

is

kept

for

RAM

32

Kbyte,

about

72

sec

RAM

64

Kbyte,

about

92

see.

:

RAM

128

Kbyte,

about

123

sec.

RAM

256

Kbyte;

‘about

186

sec.

Then

the

operation

goes

to

the

normal

key

waiting

state).

In

case

of

an

error,

the

aging

is.

stopped

at

once.

The

rough

ratio

of

the

operation

and-the

key

waiting

state

is

1:

1.5.

-

Normal

_

|

RAM

CHK

~

OK

000013

_

Error

NG

RAM

CHK

|

000001

This

figure

shows

the

loop

number.

V.

The

RAM

contents

are

reversed

for

every

100

times

and

the

operation

goes

to

step

Il.

(6)

When

LB

is

selected:

.

I.

The

following

display

is

given

‘and

‘the

acess

of

rent

is

performed.

max.

Cur-

=

II.

When

the

battery

voltage

falls

below

the

CAUTION

level,

the

following

display

is

given

and

|.

symbol

is

lighted.

LB

aH,

ts

CAUTION

_.

IIT.

When

the

battery.

voltage

falls

below:

the

FATAL:

level,

the

opera-

tion

is

turned

off.

Under

this:

staté,

no

key

is

valid.

To

terminate,

reset

the

machine.

:

(7)

When

EM

is

selected:

a

This

item

is

for

production

process

test,

and

is

not

required

for

sérvic-

ing...

.

P

;

I.

ASh

is

written

to

the

whole

area

of

RAM.

II.

The

zigzag

display

is

shown

for

2

sec,

and

the

reversed

display

is

shown

for

2

sec.

The

value

written

in

the

RAM

is

checked.

At

that

time,

the

reversed

zigzag

display

is

kept.

Required

time:

RAM

32

Kbyte,

about

1.1

sec

RAM

64

Kbyte,

about

2.1

sec

RAM

128

Kbyte,

about

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Q

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PARTS

CODE

Packing

material

&

Accessories

DUN

Date:

Apr.

26,

1995

-

ELECTRONIC

ORGANIZER:

ZQ-4450/4450M

7

No.

:

EO-070

Technical

Repor

CHANGE

IN

LCD

UNIT

AND

PWB

UNIT

1.Model

name:

ZQ-4450/4450M

2.General:

When

the

key

of

the

models

listed

above

is

depressed

3

times,

the

calander

display

shifts

out

of

position

due

to

an

error

in

the

software.

To

alleviate

this

problem,

the

ROM

in

the

TCP

has

been

changed.

In

accordance

with

this

change,

the

PWB

unit

and

the

LCD

unit,

which

are

offered

as

service

parts,

have

also

been

changed.

CPU

ROM

yo

LCD-driver

RTC

TCP

constitution

3.Parts

changes:

ee

Version

|

P/G

vo

|__ourentrers

-

Parts

name

|

1)

-5011

DUNTK2140PCZZ

DUNTK2228PCZZ

PWB-UNIT

fss2|o

|

Germany

2Q-4450

UK

1]

-47

DUNT-2142PCZZ

DUNT-2228PC2ZZ

3n

|

LCD-UNIT

95/2

fs

|

1|

-501)

DUNTK2126PCZZ

DUNTK2230PCZZ

PWB-UNIT

ps2

|

o|

|

ZQ-4450M

|

Germany

14

-47

DUNT-2127PCZZ

DUNT-2231PCZZ

an

|

LCD-UNIT

fese

|

1.

Interchangeable.

:

4.

Not

interchangeable.

2.

Current

type

can

be

used

in

place

of

new

type.

: ’

:

New

type

cannot

be

used

in

place

of

current

type.

5.

interchangeable

if

replaced

with

same

types

of

in

use.

tive

time

3.

Current

type

Cannot

be

used

in

place

of

new

type.

:

6.

Others

New

type

can

be

used

in

place

of

current

type.

Pas

:

Parts

marked

with

“A\"

is

important

for

maintaining

the

safety

of

the

set.

Be

sure

to

replace

these

parts

with

specified

ones

for

maintaining

the

safety

and

performance

of

the

set.

ba

SHARP

CORPORATION

Personal

Equipment

Division

SHARP

.

Date:

Apr.

26,

1995

ELECTRONIC ORGANIZER:

ZQ-4450M

|

No.

:

EO-068

Technical

Repo

CHANGE

IN

MODEL

LABEL

1.Model

name:

ZQ-4450M

2.General:

The

model

label

has

been

changed

due

to

a

printing

error

concerning

the

electrical

consumption

of

the

unit.

3.Parts

changes:

Current

parts

New

parts

Ref.|

Model

f

|

curempans

|

Newpare

|

nt

name

Version

|

P/G

No.

—

Parts

name

tive

time

Parts

code

Parts

code

rank

No

+

|zcnasow

Germany

|[1]

-54]

TLABM1239PCzz

|

TLABM1239PC01

Model

label

Foun

fa

|

1.

Interchangeable.

4.

Not

interchangeable.

2.

Current

type

can

be

used

in

place

of

new

type.

F

;

New

type

cannot

be

used

in

place

of

current

type.

5.

interchangeable

if

replaced

with

same

types

of

in

use.

3.

Current

type

cannot

be

used

in

place

of

new

type.

New

type

can

be

used

in

place

of

current

type.

6.

Others.

Parts

marked

with

“A\"

is

important

for

maintaining

the

safety

of

the

set.

Be

sure

to

replace

these

parts

with

specified

ones

for

maintaining

the

safety

and

performance

of

the

set.

SHARP

CORPORATION

Personal

Equipment

Division

Date:

May.

8,

1995

No.

:

EO-072

Vie

ADDITION

OF

A

CHIP

CAPACITOR

1.Model

name:

YO-350/370,

ZQ-4400/4450/4450M

2.Genaral:

A

2,200

PF

chip

capacitor

has

been

added

to

the

models

listed

above

to

alleviate

the

problem

of

clock

errors

which

had

occurred.

3.

Parts

changes:

Model

name

YO-350

ie

ustralia

ZQ-4400

Ion

7

1

Germany

Z2Q-4450

Engiaid

a

Price

VCOCCTV1HH222J5

Chip

capacitor

Version

|

P/G

No.

Parts

name

Chip

capacitor

VOCCTV1HH222J

18

fot

VCCCTV1HH222J

a8

[chip

capac

4.

Not

interchangeable.

1.

Interchangeable.

2.

Current

type

can

be

used

in

place

of

new

type.

New

type

cannot

be

used

in

place

of

current

type.

3.

Current

type

cannot

be

used

in

place

of

new

type.

6.

Others

New

type

can

be

used

in

place

of

current

type.

.

Parts

marked

with

DAN

“is

important

for

maintaining

the

safety

of

the

set.

Be

sure

to

replace

these

parts

with

specified

ones

for

maintaining

the

safety

and

performance

of

the

set.

5.

Interchangeable

if

replaced

with

same

types

of

in

use.

VCCCTVIHH222J

SHARP

CORPORATION

Personal

Equipment

Division

SHARP

|

Date:

Aug.

4,

1995

ELECTRONIC

ORGANIZER:

ZQ-4450M_

No.

:

EO-078

MW

Hd

Ab

OY,

A

CHANGE

TO

THE

OPERATION

MANUAL

1.Model

Name:

ZQ-4450M

2.General:

For

the

models

indicated

above,

a

CE-Mark

statement

has

been

added

to

the

operation

manual.

This

has

been

done

in

compliance

with

the

regulations

for

CE-Marks

(safety

labels)

3.Part

changes:

Re

Model

name|

Version

|

P/G

No.

[Carentpane

|

Parts

name

Etfec-

0.

tive

time

Parts

code

Parts

code

rank

TINSF1197PCZZ

TINSF1197PC01

tstlot

1

|ZQ-4450M

Operation

manual

"95/6

;

TINSG1182PCZZ

TINSG1182PC01

«lnterchange>

inter-

change-|

ability

1.

Interchangeable.

4.

Not

interchangeable.

2.

Current

type

can

be

used

in

place

of

new

type.

;

F

in

use

New

type

cannot

be

used

in

place

of

current

type.

5.

Interchangeable

if

replaced

with

same

types

of

in

u

3.

Current

type

cannot

be

used

in

place

of

new

type.

6.

Others

New

type

can

be

used

in

place

of

current

type.

.

:

Parts

marked

with

“™

is

important

for

maintaining

the

safety

of

the

set.

Be

sure

to

replace

these

parts

with

specified

ones

for

maintaining

the

safety

and

performance

of

the

set.

SHARP

CORPORATION

Personal

Equipment

Division

Sharp ZQ-4400 User manual

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