Sharp EL-5100S Bedienungsanleitung

SHARP

SERVICE

MANUAL

CODE:

00ZEL5100SSME

MODEL

EL-5100S

for

the

EL5100S

changed

top

and

bottom

cabinet

EL5100

page

(Parts

List)

are

the

only

differences

between

EL5100

and

EL5100S,

therefor

others

are

referred

the

parts

list

guide

EL5100.

And

circuit

estes

esses

diagram,

parts

singals

position

are

same

EL5100.

eeeeoe

e2e80

ELEMENT:

otal

disolay

PARTS NAME:

LF8034XE

NUMERAL:

digits

SYMBOL:

digit(s)

5.05

Name:

SC43125,

SC43153

Type

Flat

package

POWER

SUPPLY

@BATTERY

TYPE

Alkaline

manganese

battery

(LR

44)

pes.

Silver

oxide

battery

(S15

SR44)

pcs.

OPERATION

TIME

LR44:

Approx.

300H,

$15

$44:

Approx.1000H

KEY

SYSTEM:

Rubber

key

KEY

LAYOUT

~ar

|ZO-—-AOMYM

<prwum-o

SATTERY

POWER

CONSUMPTION

0.0009

TIME

minutes

BATTERY

DIMENSION(mm);

175

(W)

70(D})

9.3(H)

CALCULATIONS

Four

arithmetic

calculations,

trigonometric

and

inverse

trigonometic

functions,

hyperbolic

and

liverse

hyperbolic

functions,

angular

conversion,

reciprocal,

square

and

cube

root,

square

and

power,

logarithmic

and

exponential,

Xth

root

Y(x/

y),

factorial,

permutation,

combination,

coordinate

conversion,

memory,

and

statistical

calcula-

tions.

General

calculation

capacity;

steps

Algebraic

expression

reserve;

Capacity:

steps

(AER

mode)

Functions:

Cursor

step-up,

step-dwon,

insertion,

deletion,

playback.

Number

internal

calculation

digits;

Mantissa

digits,

Exponent

digits

Display

capacity;

digits

(algebraic

operation

system)

(numeral

...

mantissa

digts,

exponents

digits)

SHARP

CORPORATION

EL—51005

PARTS

LIST

NO.

PARTS

CODE

ane

CARCI

RANIC

DESCRIPTION

PFILWI416CC22Z

Polarized

filter

QCNTMIOSICCZZ

PZETL1382CCZZ

Caushion

sheet

HDECA2068CCO!

Bottom

cabinet

(U.S.A)

HDECA2ZO068CC2ZZ

Bottom

cabinet

(Other

country)

TiNSE3646CCZZ

jinst.

book

(U.S.A)

TINSM3939CC2Z

Inst.

book

(Other

country)

(E,

F,G,S)

LSPAKC7909CCZZ

Packing

case

(U.S.A)

SPAKC7939CCZZ

| A

Packing

case

(Other

country)

SPAKA7908CCZZ

PA A]

OD.

Packing

cushion

for

set

(U.S.A.)

SPAKA4520CC2Z

Packing

cushion

for

set

(Other

country)

[—Tsraxasaascozz

[Packing

cushion

forbatiny

spaks5446cczz

Packing

sleeve

for

battery

PZETLI294CC22Z

Battery

label

een

DT]

weeaaurHwiosa

[wiscasizs/-i

pels,

SSCS

«|

VRD-ST2BYIOlJ

—s

Resistor

1/8W

100ohm

+5%

—[wro=st2eve73s

[Restor

VaW

a7Kohm

£08

VRD-ST2BY363¢

Resistor

1/8W

36Kohm

£5%

Pere

Pip

SHARP

SERVICE

MANUAL

TABLE

CONTENTS

L“SpeCilicahions:

wiv

wkhe

]

Main

key’sexplanation

.........

Disassembly

procedure

.........

Block

diagram

............-...

TS-Sigilss

arcane

ceed

Circuit

diagram

..............

Parts

signals

position

.........

Parts

aud.

Mueva

ahr

Parts:

Qulge:

d.4-o-ds

dels

SPECIFICATIONS

Key’s

Layout

ARC

HYP

“1

oo)

BBO

MOO

D.MS

SIN

[F=£]

Fosd

OFF

sax

goss

wom

[+]

Le] [*] Lx]

LI]

Say

wy,

fy?

AER

gh)

GG)

te)

Ce)

le) eel

ma]

Display

Section

Display

shape:

3.3-+4

RAD

aaa

inl

Hie

bee

tece

tere

angog

5.05

tbh

sieht

feb

iia

o0o0

atswe

(84h

cco!

Ooooo0gc

arafete

}

eee

SHARP

CORPORATION

and

tute

panes

Preee

eeF

ecbhs

Pages

tote,

pegt

Display

system,

Display

capacity;

Symbols;

Calculations

Dot

matrix

liquid

crystal

display

(LCD1601J)

digits

(algebraic

operation

system)

(numeral

...

mantissa

digits,

exponents

digits)

IndF

Second

function

designation

sysmbol

HYP

—_

Hyperbolic

function

mode

symbol

DEG

RAD

Angular

mode

symbols

GRAD

Appears,

when

there

exists

anything

displayed

the

left

the

displayed

contents

algebraic

formula.

Appears,

when

there

exists

anything

displayed

the

right

the

displayed

contents

algebrai.

formula.

Appears

also

indicates

that

the

machine

oper:

tion

when

executing

calculation.

Battery

indicator

The

battery

indicator

grey

dot

located

the

righ

the

display.

When

this

dot

not

on,

the

batterk

must

replaced.

Four

arithmetic

calculations,

trigonometric

and

inverse

trigonometric

functions,

hyperbolic

liverse

hyperbolic

functions,

angular

conversion,

reciprocal,

square

and

cube

root,

square

power,

logarithmic

and

exponential,

Xth

root

(X/y),

factorial,

permutation,

combinatio:

coordinate

conversion,

memory,

and

statistical

calculations.

steps

Capacity:

steps

(AER

mode)

Functions:

Cursor

step-up,

step-down,

insertion,

deletio:

General

calculation

capacity;

Algebraic

expression

reserve,

Others

Overflow

errors;

Memory;

Power

supply

;

Battery

life;

Dimentions;

Weight;

playback.

eet

“When

the

absolute

value

calculation

result

great

than

9.999999999

10”.

When

number

divided

(zero).

0).

When

the

absolute

value

result

memory

calculu.

-i

Error

symbol;

When

formula

that

exceeds

the

capacity

function

greater

than

9.999999999

10”.

stage)

data

(8-stage)

buffer

used

for

calculation.

When

formula

gramatically

wrong

executed.

When

date

for

both

l-variable

and

2-variable

statistical

culations

are

input

random

the

STAT

mode.

Silver

oxide

battery

(G-13

Approx.

1000

hours

175(W)

70(D)

9.3(H)mm

Approx.

120g.

MAIN

KEY’S

EXPLANATION

AER

COMP

STAT|

TAB

Mode

selector

AER:

Algebraic

Expression

Reserve

mode

This

mode

used

store

algebraic

formulas

into

the

calculator.

this

mode.

any

calculation

not

performed.

COMP:

Compute

mode

This

mode

permits

the

calculator

perform

(except

for

statistical

calculation)

all

sorts

calculations

including

four

arithmetic

calculations,

scientific

calculations

and

calculations

that

utilize

stored

algebraic

formulas

the

AER

mode.

STAT:

Statistical

calculations

mode

The

statistical

program

will

activated.

2nd

function

designation

key

This

key

operated

when

designating

the

second

function

(labeled

mustard)

the

function

keys.

(i.e.

LOG,

COS~',

etc.).

When

the

2nd

function

designated,

the

2nd

function

designation

symbol

(2nd

displayed.

[2ndF]

log

nar]

Bal

cos!

0.5

The

[2ndF

key

reversing

type,

and

pushed

mistake

the

Ist

function

can

designated

pushing

the

key

once

more.

SIN

[sin]

sin7'

(Designation

2nd

function)

-1

rei

sin

(Designation

Ist

function)

Display

format

exchange

key

When

calculation

result

displayed

the

floating

decimal

point

system,

pushing

the

key

displays

the

result

the

scientific

notation

system.

Pushing

the

key

once

displays

the

result

the

floating

decimal

point

system

again.

This

key

operations

does

not

work

the

AER

mode.

Tabulation

key

This

key

specifies

the

number

decimal

digits

the

calculation

results.

The

number

decimal

digits

specified

numeral

key

(Lo

~{9})

depressed

after

the

[TAB]

key.

set

the

floating

decimal,

depress

the

[TAB}

TAB]

keys.

Ex.

COMP

mode

(Decimal

position:

[=]

5.556

[=]

2500

(Floating

decimal)

$0:

Le)

fe).

5555555556

SiGe

Pel

Note:

This

key

operation

ineffective

right

after

the

course

entry

number

and

the

AER

mode.

DRG

RCL

[A]

~[E

Degree/Radian/Grad

selection

key

Used

for

calculation

trigonometric,

inverse

trigonometric

and

coordinate

conversion.

The

[DRG]

key

changes

the

angular

mode.

DEG

RAD

GRAD

(depress

)

(depress

)

(depress

)

Ex.

DEG—~GRAD:

Depress

the

|DRG|

key

twice.

((DRG)

[DRG})

Store

key

The

EL-5101

has

five

(5)

store

memory

registers.

designate

each

memory,

depress

the

key

followed

(Ex.

[STO

)

AER

mode:

Designates

the

instruction

store

number

into

the

designated

store

memory.

COMP

mode:

Depression

the

and

key

clear

number

the

designated

memory

and

then

stores

number

being

displayed

calculated

result

the

designated

memory.

Recall

key

Recall

the

contents

the

designated

memory.

designate

each

memory,

depress

keys

following

the

key.

(Ex.

The

contents

the

store

memory

remain

unchanged

after

this

operation.

AER

mode:

The

contents

the

store

memory

are

written

constant

the

formula.

COMP

mode:

When

the

formulas

are

displayed,

the

contents

the

store

memory

are

written

the

formulas.

When

the

calculated

result

displayed,

the

contents

the

store

memory

are

displayed.

Store

memory

keys

AER

mode,

COMP

mode:

When

the

keys

are

depressed

following

the

ISTO]

[RCL]key,

corresponding

store

memories

are

designated.

f2ndF]

|Formula

keys

AER

mode;

Displays

the

formulas

each

area.

RM.

COMP

mode;

Used

perform

the

calculation

according

the

algebraic

formula

stored

each

area

the

AER

mode.

Recall

memory

and

correct

data

key

Recalls

the

contents

the

independently

accessible

memory.

COMP

mode:

When

the

formula

displayed,

the

contents

the

independently

accessible

memory

written

the

formula.

When

the

calculated

result

displayed,

the

contents

the

independently

accessible

memory

displayed.

AER

mode:

The

contents

the

independently

accessible

memory

are

written

constant

the

formula.

STAT

mode:

Used

correct

the

mis-entry

data.

(x,

Memory-in-two

variable

data

designation

key

AER

mode:

Designates

the

instruction

for

storing

the

number

the

display

calculation

result

into

the

independently

accessible

memory.

COMP

mode:

Clear

the

contents

the

independently

accessible

memory

and

replaces

with

the

number

the

display

calculated

result.

clear

the

memory

depress

the

key

followed

(x,

vi:

Data

Me,

2ndF

Dai

Ucn.

[2ndF]

CAT

the

key.

STAT

mode:

Used

distinguish

data

and

data

the

two-variable

statistical

calculation.

Ex.

When

data

and

data

Key

operation

(x,

Memory

plus/enter

data

key

AER

mode:

Designates

the

instruction

for

storing

the

number

displayed

calculated

result

the

independently

accessible

memory.

COMP

mode:

Used

add

the

number

displayed

calculated

result

the

contents

the

independent-

accessible

memory.

AER

mode:

Designates

the

instruction

subtract

the

displayed

number

calculated

result

from

the

independently

accessible

memory.

COMP

mode:

Used

subtract

the

displayed

number

calculated

result

from

the

contents

the

independently

accessible

memory.

Note;

When

the

keys

depressed,

the

“‘M—”’

will

displayed.

STAT

mode:

Used

enter

data

one-variable

statistical

calculation

data

two

variable

statistical

calculation.

Clear/clear

ali

key

AER

mode:

Orders

the

cursor

positoned

Oth

step

algebraic

expression

reserve

area.

COMP

mode:

Clears

the

contents

the

calculation

registers.

The

contents

the

memory

and

stored

algebraic

formula

are

not affected.

Clears

the

error

condition.

STAT

mode:

Clears

the

contents

the

calculation

registers.

The

entry

data

for

the

statistical

calculation

retained.

And

clears

the

error

condition.

AER

mode:

Clears

all

information

stored

algebraic

expression

reserve

area.

COMP

mode:

Clears

the

contents

the

calculation

registers.

The

contents

the

memory

and

stored

algebraic

formula

are

not

affected.

STAT-mode:

Clears

the

entry

data

calculated

result

the

statistical

calculation.

The

stored

algebraic

formulas

are

retained.

Cursor

step-down

and

delete

key

Makes

the

cursor

down

one

step.

Deletes

the

symbol

(instruction)

stored

the

step

indicated

the

cursor.

(The

cursor

does

not

move.)

Cursor

step-up

and

insert

key

Makes

the

cursor

one

step.

Provides

blank

necessary

for

insertion

instruction

the

step

indicated

cursor.

Pushing

the

[2ndF]

and

keys

this

sequence

shifts

the

right

the

contents

step

indicated

the

cursor

and

the

subsequent.

the

blank

step

appears

the

insert

bend

Ex.

Key

operation

Display

Remarks

Blinking

24+

3x4

‘__:

Blinking

Play

back

and

variable

designation

key

Displays

inputted

formula

(or

number)

sequence,

divided

into

some

part:

which

can

displayed

time.

the

COMP-

STAT-mode,

this

key

reca!

formulas

that

was

performed

last.

the

AER

mode,

the

combination

specifies

variable

when

writing

formula

nec

for

performing

calculation

dialogic

form.

For

example,

the

key

operation

writes

“f(AB)=

designates

and

variables.

Compute

and

comma

key

-COMP

mode:

Executes

calculation

according

stored

formula

the

AER

mode.

-AER

mode:

Inserts

comma

between

formulas

distinguish

them

from

each

other

when

stort

formulas

the

divided

area.

[2ndF]

AER

mode;

Used

put

end

each

formula

reserve

area.

Note:

not

depress

[

|keys

the

end

the

Sth

area.

Other

wise

error

will

take

place.

DISASSEMBLY

PROCEDURE

Remove

two

screws

the

bottom

cabinet.

Detach

the

bottom

cabinet

from

the

top

Bolom

cabinet

clasped

the

top

cabi-

net

the

points,

and

Take

batteries

out

pes).

Remove

nine

screws

the

points

™

Detach

the

P.W.B.

from

the

top

cabinet

lifting

the

lower

part

the

P.W.B..

hooked

the

top

cabinet

the

upper

part

(LCD

side).

soon

the

P.W.B.

was

removed,

such

the

key

rubber

and

filter

are

ready

remove.

Now,

dismount

the

LCD

unit

releasing

the

hooks,

it is

hooked

the

P.W.B.

eight

locations

Then,

the

contact

rubbers

can

removed

when

the

LCD

unit

was

removed.

the

LCD

held

the

angle

using

double-tack

adhesive

tape,

pour

small

amount

alcohol

into

the

contact

phase

between

the

LCD

and

the

angle.

This

will

make

separation

the

LCD

much

easier.

BLOCK

DIAGRAM

LCOD2401)

Segment

sgnal

Back

plate

ugnal

SC43328

tchip

Decoder

7a~24e4

RAM

§C43125

(Chip

Decoder

(9a~

16e)

RAM

cays

(Chip

Decoder

¢(

la~

Be?

RAM

Algebras

ctpres

IM}

son

COMP

mode

Alecbrasc

expres

son

AER

mode

Key

Section

Key

signals

are

sent

the

LSI

key

signals

Ki,

Kijs.

while

key

strobe‘signals

are

sent

from

the

SC43151

key

strobe

signals

Si6.

Arithmetic

Logic

Section

All

the

arithmetic

operations

are

carried

out

the

SC43150

the

basis

key

signals

Ki;

Kijg.

However.

some

part

the

RAM

within

the

display

chip

(SC43125)

used

for

the

memory

the

SC43150,

exchanging

the

data

corresponding

the

address

bus

(B,

Bs)

via

Dip,

Dog.

Display

Section

When

the

signal

Chip

Enable

high

state,

the

display

data

received

into

the

designated

address

(B,

Bg)

the

SC43125

via

the

lines

Dig,

Dioa.

Though

the

display

data

decoded

into

one

signals

24e

the

decoder

the

SC43125,

then

controlled

the

signal

for

synchronizing

with

the

back

plate

signal.

the

signal

Disp

high

state

(out

arithmetic

operation),

the

decoded

signal

24e

sent

the

LCD

segment

signal

that

segments

are

lit

corresponding

the

back

plate

signal

directly

received

from

the

SC43151

LS!

SIGNALS

$C43150

No.

Signal

Name

[IN/OUT

waonrnnant

—

OUT

IN/OUT

OUT

Description

Nonconnection

Display

chip

enable

signal

Display

chip

enable

signal

Power

source

Power

source

For

internal

For

internal

LSi

checking

terminal

LSi

checking

terminal

LSi

reset

signal

Read

out/Write

control

input

Data

buss

Data

buss

Data

buss

Data

buss

Chip

address

Chip

address

Chip

address

Chip

address

Chip

address

Chip

address

Chip

address

Chip

address

Counter

signal

for

display

chip

Display

control

signal

Power

source

Power

source

Power

source

LCD

back

plate

signal

LCD

back

plate

signal

LCD

back

plate

signal

LCD

back

plate

signal

LCD

back

plate

signal

LCD

back

plate

signal

LCD

back

plate

signal

Power

source

for

display

Power

source

Key

strobe

signal

Key

strobe

signal

Key

strobe

signal

Key

strobe

signal

Key

strobe

signal

Key

strobe

signal

Key

strobe

signal

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