Lloyd's ACCUMATIC 309 User manual

CD
HOW TO CHANGE BAlTERIES
Your calculator openrtes from two UM·3 batteries: (SiZe "AA" or equi4
val~U. To chaoQfJ batteries. make sure the power switch is. In the "OFF'
position. Remove the battery cover. Remove.and discatd the-nt-d batteries.
When inserting MW batt~rles. obsefva the battery polaritY. Cam. to the
eakula.tor can be caused by incorrect Placement of the batteries. Close the
battery COver. A dimlY' lighted display is an indIcation that the battery
voltage is low. "TMs is: the time- to replace the batteries. with fresh ones. U
the batteries beCOI'M too low.ttl-e ealculator wUl become inoP0:f3tive.
KEYBOARD ORGANJLATJON
The follOWing is abrief expl<l.nation of ttle function of each key and
imflC3tor found on the keyboard of the Accumatlc TM 309.
o.nIT ENTRY KEYS
@J through ill ~ Pressing OtW of these keys wiU enter fhat digit. into thQ
rightmost dlsPlay pootioo. Previousty entered digits wltl be shifted one
position to the teft.
DECiMAL POfNT ENTRY KEY
EJ :Depress]on of this 1cey will correctly position the decimal point in
your entries.
ARITHMETIC FUNCTfON KEVS
G . 8 . GJ .(±] ;Depression of anyone of the::"-} }'.e~· .'131\>: the
ca1culator what operation to perform with the next IWni':lt-;· ,t>k'X"".
Doringcalculations. intermediate results. are also displ.J:tVed '."i"<r,> 'h;}Jl:t <"_ 'J"
are depressed,
EQUAL KEY
G :Wben ttle G tey is depressed. the an$wer wilt appear on the
display.
PERCENT KEY
00 :Depresl;ion of tMs ktW causes the RlJmbc-r on the display to bf)
expressed-as It percentage.
Pl KEY
£!I -: Depress this key fClf pi calculation.
SQUARE ROOT KEY
hh1 ~ Depression of this key performs the square root of the displayed
n~.
CLEAR ANDCLEAF'l EN-TRV KEYS
© . @ : Depl1%5ion af the ele-ac ~ key performs the following
functions:
1. Resets the everUQw condition.
2. Clears. aU registers: of the calculator and places azero- i" the rightl1\-OSt
position.

De~f~n of the d~r entfy ~. loW c:1eom the diSPlay registerIn case a
number )_. entered by miStake. It has no atfect on other storage registers- or
any arithmetic operation which may be sat.
NOTE::
The [£] must be depreued before startinqa new cakatfatiQrt t1 tM.
last calcuIation was not concfudedby dCPressing the 8 Or ~ keys.:
NEGATIVE NUMSER INDICATOR
This indIcator is lo<:e.tlK! In the leftmost dh.p~ay position and lights when·
war Mgatl\re; numoors 01" cr~t bat,mces are O:ispl6Ved.
!\ft.c::..clRV OPERATION
Qa.p~ of the following keys PBTform the- v;)rious roemoTY operationt.
,. &1: Adds the contents of me diWlay (Xl regi$te.r \0 the cont.oots
oi the memory_ The disPlay DC) register "nd aU previous operations arB
unaffected by this operation.
2:. ~ ; SubtntCts theconrontsofthe ex. register from the contents of
merool'V. Ttwt (Xl regi<.;.\er 'Ptld an previous operations are unaf~ed
by this opetat/.on.
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3. Em; Single depression. recall$. ttl(! content;s of the memory to tho
display wtlhout clearing the memorY. Double depress!oo. cWJt"S the
memol'Y without dil-turbing olhercakufator modes. orregiSt<H".
MEMORY INDICATOR
This ineicatCtr is a ..... which wilt tignt in the leftmost disPlal( position
.wheol!Ver memory contents are noo-zero.
OVERFLOW 'ERRORl INOICATOR
This indicator is locaUld in the leftmost displ~'f positioo. Any anSW'Of or
sUbtotal exceeding eight digitS; to the teft of the decimal point ..overflow
indicator "C" tights and eigbt mO$l s,ignlficatdigits am displayed. The posl·
tion of the daeirnal point in the overflowed display telts you how m,fJny
digits ar& O'IIerflo'Mld.
For example. it the oVerllowed display mads c: 1234.6678. the ~imat
point indicates tour overflQ..wd {counling from the teitt The oc-\Ual amwer
is 123456760000.
Oepre$sion of Ute clear ~ kay win fewt tho calcufatOf" and only a ;zerOI
in the r\gbtmost position, Win swear on the d.$p1ay_

MACHINE CAPACITY SUBTRACTION
1. The capacity of the machine is 0.0000001 to 99,999,999 (Hf
7
to
tOll _H.
2. TIre calculatQr dfspfuvs whole numbel's up to eight a@its..
3, The calculalor disPlays decimat numberS up to eigtIt digits. For dccimnl
aos......efS e.l(QJeding eight digits. the teast signifk:ant decimal digiti arc
automatically 'SUppressed tn prevent overflow.
4. The calculator diSPlays numbers less that\ 1 up to Sffi/£lr\ digits. AleJO
always appears to the left of the decima1 point if the flumbp.r is less
than one.
Examllle:6 - 2 ",. 4
ENTRY OlSPLA Y
6 6
B6
2 2
B4
COMMENTS
Sets Subtract Mode
NEGATIVE QAtANCE
EXAMPLE PROBLEMS
lhe following example tJrobIems show YQU how easy it is to l$:t the
Aacu~tk: TM 309 Caleulatot'.
The Q)\cufiltor 'Should be turned on using tOO PQW.ef switch. when the
~latQ'- is .. On .... azen> will aPfK)af lo the righUllt»t ~Jl$play pl)1jtion.
Yau:lrenow nmdy to begjn.
EXQfnp.!e: .4 _ 9'" _.~
4
EJ
9
B
4
4
9
-5
Sets Subtract Mode
NegatiW Indicator LightS
Res.utt 3- 7
Negative Indicator lights
Negative Indicator Goes Out
sets $ubtmct Mode
8
4
8
EJ
MIXED ADOrrlON. SUBTRACT'ON
Exnmple:3-1+8"'4
3 3
EJ 3
7 7
EJ -4
COMMENTS
Sets Add Mode
Example: 5'f- 3. '" 8
ENTRY DISPLAY
5 5
ttl 5
3 3
El 8
ADDITtON

TIPLlCAT10N, OlVIS10N
6+ 12 .. 4
8
85ets MUI1ipjy Mode
6
48 Result 8 x 6
12
4
MU~ TIPLlCATION
eNTRY DISPLAY COMMENTS
30 30
0
3G
Sets- MUltiply Mode
5.
5
~
1.5
AUTOMATIC MARK-UP
Example: A $47.25 PufCha$e Plus 4% Tax
47.25 47.25
m47.25
4 4
~ Ul9 4%0147.25
c:J 49.14
PERCENTAGE
Example: 5% 0130" 1.5
AUTOMATIC DISCOUNT
Example: A $15.25 Item Discounted 20%
15.25 15.25
El 15.25
20 20
00 3.05 20% of 15.25
EJ 12.2
Multiplv Mode isstill set for
Auto-CGn$tilT1t
COMMENTS
Sets Multiplv Mode
Sets OMekI' MOde
No Need to Kfly-lo leading Zero
12.4
12.4
0.4
31
.;
Example: 5.2 x 6.3"" 32.76
ENTRy DIsPLAY
5.2 5.2
lIJ 5.2
6.3 6.3
o32.76
DIVISION
ExaF'pfe: 12.4 ~O.4 "'" 31
2.

COMBINED MARK-UP~ DiSCOUNT
Examp1.e: A$31.25 Item Discounted 20% Plus 5% Tax
CONSTANT OPERATIONS
MUlTIPUCA-TION
Example: 4 x 3<= 12,4)( 5'" 20
:;QUARE ROOT
Example: (2 +...,J6!i5) 3.,. 13.5
ENTRY OISPl.AY
ENTRY
31.25
EJ
20
00
EJ
ff)
5
00
EJ
Pou/ERS
DISPLAY
31.25
31.25
20
li25
25
25
5
1.25
26.25
COMMENTS
20%0131.25
Oi.$COunted Price
SetS Addition Mode:
5%-of 25
2
ill
o
ill
3
EJ
2
2
6.25
2.5
4.5
3
13.5
COMMENTS
RECIPROCAL
EJUilmple: % ~ 0.25
4 4
B4
El 1
B 0.25
44
ill
4
sets MultiplV Mod~
33
EJ
12 Sets: Auto-ConStn
55
EJ
20
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Sets DivideMo';
D1VISIOI~
Example: 6'1-2 '" 3, 8~2 "'4
6 6
El 6
2 2
EJ 3
a a
EJ 4
Sets Multiptv Mode
2'
r
24
2
2
4
a
16
Example: 24 ... 16
2
EJ
EJ
EJ
EJ

ENTRY CORRECTION
E~amp1e; 5-t 3'" 8
CHAIN OPERATIONS
EJ«l:mple-~ (6+4J2-8 =2.4
5
ENTRy
DISPLAY COMMENTS
55
05
.25
.25
B1.25 Cost
of Item A
8J
Memory Indic:iJtoT LiJ}hts
66
IE)
6
.75-
0.15
8J
4.5
COSt of Item a. Adds. Cm:t tit
Hem a to itern Ain Memory
22
IE)
2
.15
0.15
gj 0.3
Credit for ttem C. Subtracts
hem Cfrom A& a in Momory
~
5.45
TotalSa1e
~
5,45
Clears Memory
0
MEMORV OPERATION
This example is used ~o illustrate the various memQry features. VQu buy 5
of Item A for $.25 each. aM 6 of hem B for $.15 each. You return for
credir 2 af Item C at $.15each.
COMMENTS
f6+4)2-8
6+4
ResuH
ShOuld Have Been 3
5
5
4
o
3
8
OISPLAY
6
6
4
TO
2
20
8
12
5
2.4
5
ill
.'
@
3
EJ
EI\lTRY
6
ill
4
ill
2
EJ
8
f±l
5
El
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RECOVERY TECHNIQUES
Occ-adonaUy during calculations. an undesired function key maY be -de-
pressed. Should this happen, simp.IY push the proPer function key and
oontfnue.
OVERFLOW ANO ERROR INDICATtONS
Whenever the capacity of the machine is exc~ or nn impossible-calcula-
tion is attempted. a "C" wilt appear.in the: leftmost di:splay pOSition.
The .error eonditions relevant are:
l. DepJm:Sing ill .B .0 . EJ when the magnitude of the result is
greater the 99.999.999.
2. Divisioo be zero.
il~·

Printed in Taiwan
rflis warmntv gives the PUfchasar 5.P9Cifie legal tights in addition to any other rights which vary from state to stBtu.
lfoyd~s El«:ttMics ltd.
4445 Garrand Street
ViUe St. Laurent,Quebec
"loyd's Servteo
180 Raritan Center Pkwy.
Edison, New Jersey 08817
Lloyd', Ekc1ronles Ltd.
1t PIvmoulh Street
Wil1n;peg. Manjtoba R2X 2V5
Qmoo.a
LIMITED WARRANTY
APPLICABLE TO U.S.A. ONLY
Uoyd'sServk.
18601 South-Susana Road
Compton. CaHornia900221
Lloyd's Etectronics Ltd.
857 York MillsHoad
Don Mitls. Ontario M3B lY2
Canada
The original ssles invoice is- the ont;y .accEIPtab-le proof of warnmty entitlement and moSt therefore accompany the returned unit.
is warranty does not apply to any products which have been repatred by unauWorited pef$Ons in any way. so as, in our judgement, to
..Ice their performanCQor reliability or which have been subje(:{ to wislJSe~ abuse. negfeet; or accident,
Should the unit fait under normal usage during the one (1) year penod of vv"rTanty. it must be returoed. freight prepaid 10:
I,., at:eorda~ mth the "Moss-Magnuson Warranty Act" of Julv 10. 1975, this is termed a,.Limited" Warranty which in no way compro·
I",'~ )Vd'shigh standards of quality and workmanship.
lIoVd's Handheld Cak:ulators. .life warra(lted: agains1 defects in material and WOf,kmanshlp for a period of one (1) year. beginning trom the
date of purch<l$6 by O1!ginal purchaser,
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