Right On Retinomax K-plus 2 User manual

Hand-Held Auto Refract Keratometer
Retinomax K-plus 2
Instructions
12024-6Е макь.20060/2)

Thank you for purchasing this Righton product.
This instruction manual is writleo for users of the Righton “Auto Refract-Keratometer Retinomar K-plus 2"
To
ensure correct usage read this manuat carefully before operating the instrament
+ Fis prohibited to alter this manual in part or whole without expressed permission,
+ The contents of this manual are subject to change without any notice
Although every effort has been made to ensure the uccuracy of this manual, if you note any points that are
unelcar or incorrect. contaci vour nearest Righion representative,
+ Nate that despite the above. Rjghton docs not bear any responsibility for any claim over loss due Lo the use of
this instrument
Caution Symbol in This Manual
Though Righton products ure designed to provide you utmost safely daring use, incorrect usage or disregard
of the instructions can cause personal injury oc property damage. For your safety. read the instruction
yamiat carefully aad Moroughiy before usage, Do not discard this manual but keep it near the product for
dass yelerence
Inside ibis insuuction manual, safety instructions are indicated with the symbol shown below, Be sure to
follow the insovevons marked wath dis symbol for your safely.
Symbol Meaning
> Disregarding instructions marked with this symbol may lead to injury or property
g\ CAUTION yardı are er PET
o
damage.
Meaning of Symbol on the Instrument's Cover and Nameplate ——————,
AC power
OFF cut off from power supply)
Fuse 1 ON teonnected to power supply)
Caution: Please refer to instruction manual. Input and Output
Type B equipment
ーーーーーー Symbol for separate collection in European countries —
Products bearing this symbo) must be collected separately. Phe
following rule is applicable anly 10 users in European countries
* This product is desienafed a an item to be collected
separate ly alan appropriate spot Do nar dispose al ibas
household waste
Fer further information, contact the retailer or the local authorities
respansie for waste management

Please Read This First for Your Safety.
に e sa
f\caution È intended Use
Only use the Auto Refraci-keratometer Retinomar K-plus 2 for measuring the refractive power of
the eye and curvalure of the cornca.
Do not use Uns instrument far any other purpose,
İN CAUTLON の Do Not Disassemble
9
Disassembling this instrument may lead to electric shock and/or malfunchion of the instrument.
Never disassemble this jaspument.
CAUTION 3 During Measurement Operations
Do not strike the patient's face with the measuring unit when moving it laterally or toward the
patient, Be particularly careful when using the forehead rest.
CAUTION 4 During Installation and Transportation
«Do nol place the instrument in an unstable Jocation such as on a wobbly table or ited surface as
this ay cause the instrament to drop or fall over. resulting in possible injury.
Hold the instrument by its grip, Do not hold it by the viewfinder or forehead rest,
Place the sradion and the printer in a location with good ventilation, De not obstruct he ventilation
holes of the station or printer by placing a thick layer of cloth or paper undemeath as this may
lead to hear buildup inside during charging, resulling in possible fire ar damage to equipment.
Recommended operational conditions are an air pressure of 800 10 1060 hPa, a temperature of
approximately 10°C to 35°C, and a relative humidity of 30 to 70%.
Although the instrument is dust-proof, do not use it ina room where there is a Job of dust or dirt,
The best place fer installation is a dimly Hi room. Po not face the patient side of the instrument
toward a bright window or source of Jight.
Although this instrument conforms to EMO standards (1EC60601-1-2:2001 }. ir does emiti weak
clectromagnetie signal. E use of this instrument atfects other equipment such as televisions or
radios, separate it fram the affected devices of change the direction dl faces.
Since this Instrument fs nol water-proof in construction, never take it into decatons where liquids
such as rain or beverages May pet inside.
H condensation (dew) forms, do net use the instrument uatit the condensation disappears

ganas OE RS ως σεν
caution В Other Notes on Handling
Always use a specified power cord that is rated for the voltage used in your area and that has
been approved under local safety standards.
Using the wrong power cord could result in damage or fire.
For 100 V0 V area : UL listed. detachable cord set. 3 conductor grounding type SVT. No.
18 AWG rated al 125 VW, 7 A minimum
For 220 V arca: A-pale power supply cord set. which must be approved according to
ELVEN standards.
Do not scratch, break or alter the power card or overly bend. pull, twist or bundle it, Also. placing
heavy objects on the power cord or subjecting it to heat may cause it to break. resulting in fire oF
electric shock. Ifthe power cord becomes damaged, be sure to replace it with a new card.
H there is any dust on the power plug blades or the surface they connect to, pull out the power
plug and remove the dust. ‘The dust or grime can make the power plug and AC power outlet ta be
out of contact and may result in fire.
Never short-circuit the contact points used for recharging the instrument or the printer s contact
points for connecting the station, Doing so may blow the fuses of the instrument and the printer.
Do not touch the contact points of connectors or battery charye contacts or alow metal to comaci
them. H contact points become diny. turn oft the pawer and wipe clean with a soft. dry cloth.
This is a precision optical instrament containing many electronic components. Be sure to handle
it carefully and do not subject it to strong physical shock.
Do not drop pr strike the instrument. Always use the supplied strap when handling the instrument
Do not swing the instrument by its strap.
GN, CAUTION @ Maintenance and Storage
ο
The specified transportation and storage environment is a temperature of 10°C to 43°C and
relative humidity of 20 to 8
When replacing a fuse. be sure to turn off the power switch and pull out the power cord. Be sure
to use only a fuse of the specified rating. Electric shock or fire may oceur if a fuse other than of
the specified rating is used. Specified tuse:
For
AC 100 V/120 V area: Time-lag fuse 125 V 2 A. 6 3.2 x 20 mm
NIPPON SEISEN Type “FBT2”.
For AC 230 V arca: Time-lag fuse 250 VI A 6 5.2 x 20 mm
LITTELFUSE Type “218001”
Measurement resulls arg adversely atfected if che measuring
window glass surface hecomes soiled with grease from the
patients nose. fiagerprinis or dust Be sure to always keep the
measurement window visa clean
When cleaning the meastremem window tlass, lake care not
to scratch of break it. © P61)

CAUTION 6 Maintenance and Storage
* When finished using the instrument, torn off the power switch
of the station and cover it with its plastic cover.
+ The internal battery
The instrument includes a primary lithium battery as the power
source for the clack function and all seting Junctions stored in memory. If the battery goes oul,
the tine and date pointed on the measurement printout will be wrong. Also. settings will not be
stored in memory and default settings will be restored every Gime Ihe power is turned off, Contact
your nearest Rigzhfon representative when replacing batteries.
Disposal
Phe Nickel-metal bydride battery and the Lithium battery are used for die instrument, When you
abandon those batteries, check the rale or the local government and fallow the directions.
CAUTION Ÿ Battery Pack
+ Use the specified mekel-hydrogen battery pack,
DERACELE made “DRIO or GP Batteries
International Lid-made “VDIST". Righion does not guarantee operations il any other Iype of
battery pack is used.
Read the instruction manual provided with the battery pack before use
Do not disassemble tie battery pack.
Charge the battery pack only with the specified printer ör station.
Do not short-circuit the battery pack contact points or touch them seith any metal such as a coin
or paper clip as this may result ip burn injury.
+ Do nor cover the measuring unit. printer, or station when charging or renewing the battery,
Because charging generates heat, high temperature may result if he measuring unit, printer, oF
station is covered, possibly resulting in fire or seduced battery fe duc to increased toad,
Da not expose the battery pack to excessive heat or Names as this may cause it to Jeak, catch fire.
oi esplode.
Py not leave the battery pack ina place subject to strong suntight or inside a car ona hot day with
the windows closed.
Do not drop the battery pack ar subject it to strong impact
+ H the contact points of the battery pack become dirty, wipe them clean with a soft dry cloth,
+ Ifthe equipment is not to be used for a week or more. remove the battery pack from the measuring
unit and the printer
+ The battery pack is a disposable product. Although it can be used repeatedly through recharging.
it cannot he used indefinitety
Once Hie battery pack can no longer be used, purchase a how one from the retailer where vau
purchased the instrament

一 一 圖 Equipment Suppliied 빨
When you open the package, make sure that all the following items are included.
@ Measuring ont cl) @ Station (bs @ Printer th
& Model eye th) @ Printer paper rolls (51
M.
8 Blower ch
-
グフ
@ Contact lens holder dd)
@ Power cable set (14
@ Fuses (2) (125 VIA 0 8.2 4 20mm)
© Instructions (1)
@ Plastic cover th)
The following products are available as options,
É AC adaptor É DC cord © Direct communication cable $ Raltery pack
Tİ -一 一 人
æ
»
ロー
に
ー
ロ
EA
+
LE

6
Conients
Е Caution Symbol in This Manual... eee ÓN 1
Bi Meaning oi Symbol on the İnstrument's CoverandNameplate.................................... 1
Please Read This First for Your Safety... uri ee 2
Equipment Supplied mnormsccrnancicinananacantarcarranororiararr arenosa rro anar rr arrancaron 5
М Nomenciature .
El Preparalion ....... iene iene nine neon cenere ie 12
2-
2-1 Attaching the Strap K LA L R R K K K nK R 12
22 Setting Up the Instrument eee 12
23 Measuring the Model Eye eee 14
2-4 CheckingSettings....................... RE R LK RK KAR KK K E tecer . 15
2-5 Charging the Battery Lee KRK KKH EE RKK K K k 16
Notes on Charging the Battery Pack / 1. The Measuring Unit’s Battery Pack /
2. The Battery Pack Inside the Printer / 3. Renewing the Battery / 4, Charging :
5. Charging the Spare Battery Pack (Option)
El Measurement Method iron ÓN 24
İİ Measurement Screen seen ee 24
# Description of Test to Patient Before Measuring .......... sereni 1 25
Bi Measurement Modes and R-K Modes ofthe Unit se 26
3-1 Auto Measurement Mode ....... ee eee rana kre an 27
3-2 Continuous Measurement MOdB see 30
33 Quick Mode ei Bİ
3-4 Cornea Peripheral Measurement (PERI ii 32
3 33
3-6 Using Multiple Printers
3-7 For More Effective Measurements 00 cile iii PE 36
1 When the Left / Right Eye Identification is Difficult *
2. Measurements from 45°, 90° and 135" Positions / 3, Using the Forehead Rest;
4. When Measurements are Unstable (in refractometry) / 5. Notes /
6. Playing the Melody
3-8 Miscellaneous
1. Automatic Fogging / 2. When Keratometry is Impossible {o read/ 3. IOL Patients /
4. Measuring a Hard Contact Lens Base Curve /
5. When Measurement Values Cannot be Obtained :
6. Representatve Values for Refractometry and Keratometry
7. Refractometry Confidence Values / 8 Auto Power Of!
DI RetroMode..........
9. Using a Password

Making
Various
Settings
(Setup)
rie
nere
nere
eine
eine
nce;
44
E User Settings
...
5-1
SETUP
Screen
nie
nei
ei
45
5-2.
Hold
Mode
Setting
Screen
sens
46
5-3.
Print
Setup
Screen
eee
eee
ene
eine
SR
E
E
R
가
47
5-4 Time
and Dale Setting See
ини
48
5-5
Patient
No.
Input
Screen
seen
4g
5-6 Message Entry
Screen... iii
50
5-7. Output Setup
Screen erer
eee
esse
52
5-8
Password
input Screen...
eee
eee eee eee ee
KEE KR K
O K K 54
Data
Transmission
to External Devices ..................
eee
rene
55
Maintenance
58
7-1
Checking
Measurement AGCUracy .......... iii
58
7.2 Replacing
a Printer
Paper Roll... seen
58
7-3 Changing
the Fuses
in the Station иен
60
7-4
Cleaning
the Forehead ReSt иене
mn 61
7.5.
Cleaning the Measuring
Window
e 61
7-6
Cleaning
the Model Eye
ene 61
7.7 Cleaning
lhe
Case... ui
eee
K E K K
E
61
Troubleshooting
Specifications .....
9-1 Measurement.
9-2 Mesuring unit and Miscellaneous seen 66

Nomenclature
System Configuration
Measuring unit
Station
Measuring Unit (Patient side)
Horizontal eye position
target line /
Aliyn with the patients exe too =
determine the correct horizontal
position. (o P.27)
mechanism.
Anterior segment
illumination window and
cornea peripheral
measurement window
Forehead rest
Push so that forchead comes out
Touch patients forebead to stabilize
the measunng unit, 1--> P.37)
This window is used when
iluminating the exterior of the
eye and when performing
peripheral keratometry
ando observe the degree of
cornes distostion.
Rubber pad
Shock absorbing rubber, This
cushion is used when placing
the measuring unit on the
station,
Vertical eye position target
determine Фе coneci height
to POD
Eye sensor
Kerato-center
measuring
İlam
Automatically identifies the
windows (four windows)
paticae’s right and feft eyes
using ulttasonio waves
Used to meisure the comea
center
Battery charge contacts
Measuring window tal
一
一
~
(three
contacts)
The patent legks at the target
(9 P25) Hough this window
onnect {to the Charin
céntacts of the skinon (3 PE
START
switch
e
to
chia
ge
the
battery
pack.
Stanly sad ends measurement
179 027 10321

1, Nomenclature ; '
Measuring Unit (Operator side)
Power/communication
Switch panel
tor
This
connectar
js
used
to
1
leasing
Unit
Switch
connect
the
DO
curd
(option)
or
|
Panel”
shown
below,
direct communication cable i
toptoni, When using the DC
cord and AC adaptor (oplon). it i
is possible to operate the
measurine unit with the power
from a wall puttet. 1 P.5)
Strap bracket
Diopter
adjustment
ring
|
Grip
Hold this gap with your hand
when handling the measuring unit View finder
Look atthe patient's eve
through mis view finder to align
the position lo measure
Battery pack cover
Remove this cover when
eptacing Ihe battery pack
Measuring Unit Switch Panel
PERI key 」
Used for measuring the comes
periphery.
ANGLE key
Compensates the
af the Ax tevlindrical axis) for
the amount the measuring unit is
tumed (457, 90%, or 135%
ele reading
RETRO key №
Used when observing inside the
pupil
QUICK key
Pots the measuring walt into
QUICK mode, (> P.34) Plays a
melody when pressed for 04 er
mare seconde. (> P.39)
_ РАМТ кеу
| {nero
Swilches the brightness of the E
target between FE bright) and 1
dark).
Target brightness key
i
OR
o;
POWER switeh
Sends the measured data te the
Turns the power ot the measuring priater, (9 P23)
иви ОМ ава ОРЕ.
Turning
ON
the
power
lights
the
A
T
ВА.
Кеу
lamp above the switch - CO AA -
Switches between automatic and
manual detection mode Jor
MODE key 一 ング
一 一 idenulying the left and right
Switches
the
made
beiween
RET
eves,
Ep
manpal
made.
vou
must
(Refractive) KER (Kern, and velvet the patients right and left
REF/RER
(ReftacvefReratos
eyes
manually.
Co
46)

Station
'deasuring unit battery charging
contacts (3 contacts)
(+ P.14)
Power lamp |
_- RENEW lamp for the printer
RENEW lamp fort
the measuring unit ©
( оон
OK BET INDUAX
STATION
POKER
RENEW key for 一
the measuring unit
Charge lamp for "7"
the measuring unit
Charge key for
the measuring unit Charge key for the printer
Station (Rear view)
( Fuse holder
a“ Fuses (-» P.60)
ーー Power switch
ON: OFF)
一 一 Power cable
receplacie
10

1. Nomenclature ;
Printer
x : ponti
> External communication connector
OR Power it
Light receiving window
Printer (Bottom view)
Battery pack
release switch
Battery box...
Dip switeh
> Contacts for connecting the station
Contacts for the battery pack

Preparation
Attaching the Strap
Attach the strap to the strap bracket om the measuring wnt.
CAUTION = + Attach the strap securely 1 #
i keep it from coming off.
* Ef the strap is scratched or
damaged. replace it With a
new one 3
Connect the power cable to the power cable receptacle located an the station.
Make sure that the station power switch is set to off tside marked (2), and plug the power cable into
a wall outlet.
Turn the station power switch on (side marked |). The power lamp will turn on.
Install ihe battery pack into the measuring unit. {— Р.18)
Charge the battery by placing the necasuring unit on the station, Cl tikes about 90 minutes to charge
a fully discharned battery.) (9 Pa
2 Always charge a battery pack before nsing jt for the first time. When purchased, battery packs are
not charged,
+ When a battery pack is used for he først me oy for the first ime in over a month, the battery will
need to be fully charged 2 or 3 times before its performance retums to the original level.
G When you charge the bavery for the first lime or charge the batery after it has been unused
[
|
for a month or mare. (he charge lamp goes off after about (te 15 mingles yo show that the
battery has been fully charged. This occurs when you charge the battery pack for the
first time. [this happens, install the battery pack, press tre CHARGE key forthe measuring
| unit battery pack or printer battery pack and bevin charging again. (3 Р.23} И the charge
| famp does rint go on when you press the CHARGE key. press again, OF renew the battery
since the battery renewal enables you to fully charee the battery easily. Co 1.22

2, Preparation
install the printer paper roll into he printer. > P.581
Connect the printer to the station,
Printer
Tilting and aligning the seal on the top panel Station
y
of the printer with the switch panel of the \
station
as
shown
in
the
figure
at
the
right
allows:
\
^
.
Seal
this connection to he made more easily. —
Turn om the siatión and printer power switches,
Press the FEED swnch and feed the paper y suitable amount,
* The printer can also be operated using te battery pack, (> P.20}
Remove the measuring anit from the station and torn on the power switch of the measuring unit

Measuring the Model Eye
Make sure thatthe modei eye and measuring window are clean. H either are darty. carefully clean them
according tothe instructions given in 77-5 Cleaning the Measuring Window” and 7-6 Cleaning the
Model Eye”. Co P.6D)
1. Place the model eye on the model eye mount located on the
station,
2 Measure the model eye. For details, sce “3. Measurement
Method” (> P.24 ta 421.
「@ Do not point the Measuring windows en the measuring ubilloward bright fight during
measurement. Doing so may adversely affect measurement accuracy or make measurement
Impossible,
3 The values measured fer the model eye must be within the following ranges when compared with the
values (SPEL CYL, Ry shown in the label attached to the model eye.
SPH 2 £0.251D CYL + £0.25D
RJ 40,02 sm R2 :40.02 ут
1 120,05 mm N 240.05 mm
5 140.05 mm I 140.05 mm
If any values ave not within the above ranges, see 72) Measurement Method” (> P24 to 424 and
check that the measurement method used is correct and then measure again
Next. see “ES Cleaning the Measuring Window? and “2-6 Cleaning the Model Eye” under 77.
Maintenance” (o> Plo by and check whether iis dirty. itis dirty clean it He values still are ner within
the above rante», contact your nearest Righlon representative,

2. Preparation
Checking Settings
The initial settings are
Environment settings (— P.45 for the SETUP screen)
Measurement mode (READING)
Astigmatism mode (C¥L MODE? | MINUS >)
Cornea vertex distance (VD)
shown below.
AUTO
120 V: 13.75, 230 V: 12.00
BUZZER ON
Ed initialization values (-» P.46 for hold mode setting screen)
QUICK
NORMAL. (Cancels QUICK mode when initializing)
RE SENSI: TO (Sets AUTO mode for right-left eve identification at mitializationi
R/R MODE
に
E Print settings
REF PRINT
KER PRINT
RYK (Sets REF/KER mode at inivializationi
NORMAL (Cancels Ax compensation node at initializattoni
(> P.47 for the print setup screen)
ALL ¢Prints out all the data measured mt REP made)
MSG PRINT
Date punt format DATE-FORM)
OFF (Does not print out)
Time print format CV IME-FORM)
OFF (Does nor print eut}
120 Vi MEN. 230 V: DMY
(Displayed in the sequence yeat-month-day)
120 У; АЛУРМ. 230 У: АН
(Displayed in 24-hour time format
Bİ Output settings (-» P.52 for Output setup screen)
PRT UNTE NO
PRT RS OUT
1 Udentification number af the measuring unio
OFF (Sends no data from the printer’s external communication connector)
РКТ КУ PROT
NR 1200 (Sets the transmission speed from the printer s communication connector
to 1200 bps in NK formati
RS232C OUT
RS232C PROT
; Connector)
comupunicalion connector to 1200 bps in NK formats
OFF (Sends no data from the measuring unit's ¢ AC adaptor’s communication
: NK 1200 (Sets the tansinission speed from tie measuring unit's AU adaptor s
Gi

Charging the Battery
Be absolutely sure to read these precautions before charging the battery for ilie first time.
Bİ Notes on Charging the Battery Pack
EB When using the battery for the first time
Always charge the battery before using İL
A newly porchased battery pack is not charged.
Be sure to read the instructions included with the battery pack
Ed Notes on charging the battery pack
+ When charging or renewing the ballery pack. do nol cover (he measuring unit, printer and/or station
wath the cover, Doing su may result in fire as heat is generated during charging and builds up in the
measuring unl, printer and/or station. This also puts a load on the battery pack and may shorten its fife.
+ When you charge the battery for the first time or charge the battery alter it has been unused fora month
Or more:
Phe charge lamp gees off after about (0 to 15 minutes to show that the battery tas been fully charged.
This occurs when vou charge the battery pack For the first time. I this happens, install the battery
pack, press the CHARGE key for the measuring wit battery pack or printer battery pack and began
charging ayain. (3 P23) Hf the charge lamp does nol go on when you press tie CHARGE key, press il
again. Or renew the battery since the battery renewal enables you lo fully charge the battery easily. (>
RENEW
To charge the battery
To discharge (he battery and begin a
full charge cycle
むう „Г.
pl lp
ES KA ri
는
+ The havery pack aad measuring unit snip become warm immediately after the battery pack is charged
or renewed, This is not abnormal
Battery bfe will be shortened i the haltery pack is manually charged after the batters pack dias been
completely charged withouCusing the amt Avoid unnecessary manual charging.
When performing manual charging. be sure to charge the battery only afters using the measuring unit or
printer for 20 to 30 minutes or more ar after alles ine 3 hours to elapse since the previous chareine
16

2. Preparation
il
happen
when
the
CHARGE
key
or
RENEW
key
is
pressed
within
about
Qve
hours
after
+
Nothing
charging
or
renewing
the
battery
pack
if
the
measuring
unit
or
printer
has
not
been
removed
from
the
station.
This
is
a
protective
feature
to
prevent
excessive
charging
ol
the
battery
pack
and
is
normal,
ifthe
charge
lamp
or
renew
lamp
flashes
during
charging
or
renewal,
there
may
be
a
charging
error
Cheek for this using the following procedure.
~ 1
Remove the measunng unit or printer
|
|
À
maine having the problem from the station
A
Ý - Y
{ ]
po Re-altach to the station and press the CHARGE |
functioning battery. reattach to the station and press key
the CHARGE key.
i Replace the battery pack inside with a different. |
|
1
~ 1
charge tamp flashes 7 The charge kunp will tht. Lf after several |
Ý minutes to YO minates the hunp goes out the i
D | ㆍ hatery pack is normal. Ifthe kanp flashes agam, |
Ithe lamp yees aut | There is hkely a i
r i ? there is likely a problem with the battery pack |
aller
several
minutes
problem
with
the
:
to 90 minutes. there is} Staton. Please contact 一 一
!
likely a problem wih | sour pearest Righton
the previous battery | representative |
pack which resuhed 1: |
E the lamp Mashing. |
ーー
« Itis possible to remove the measuring unit or printer from the station and use it even before charging is
complete
Notes on the contacts
+ the contacts become dirty, the battery cannot be charged properly due to the faulty electrical contact
+ Be careful sot to touch the station contacts (pins), measuring nil contacts (plates), or printer contacts
{pins and plates).
+ Also; he careful not to touch the battery pack contacts (plates).
+ Tf you touch & camtact or it becomes duty. wipe with a diy cloth,
17

1. The Measuring Unit's Battery Pack
Replacing the battery pack
1 Press the top of the battery pack cover located an the grip indirection Eo wath your finger and slide in
direction 2.
2 Exchange the battery pack inside for a new one.
30 Clase the hattery pack cover.
Y onu に
1 2
Green seal
\
© When installing a battery pack. aliga the green seal on the
battery pack as showa in the figure in he Бансту box.
18

2. Preparation |
Automatic charging
Follow the procedure given below when automatically charging the bauery pack inside the measurme
unit.
4 Furn on the station power switch Ho the side marked
2. Place the measuring unil on the station.
6
Make sere the measuring unit is securely housed in the station. 1f |
itis nol securely housed. there may not be proper contact berween +
+
the contacts. Also, be sure to redact the forehead rest as the
measuring unit cannot be securely housed in the station when ibis
estended
| Check (hata battery pack is installed in the measuring um
ㄴㄴ —
The battery pack will be charged automatically when the batter
pack’s charue becomes low, The charge lamp for the measuring
unit on the station will light several seconds after charging begins.
Note that if the charge in the battery pack is at about 50%
capacity or more, the lamp wiff not fight and charging will
not be performed. This is a protective feature to prevent
shortening of the battery pack’s life. Hf the remaining charge is
about S06 or less. the battery will he charged to maximum
capacity. (Charging takes approximately 90 minutes.
The charee lamp for the measuring uniton the station will go out
when charging is complete.
about 50%
ar møre
Charge of
about À
or fess
OR eca
Will net charge
automatically.
m weaved
Will charge
automatically
la * This 50% value is merely given as a reference figure and fluctuates depending on how
the battery is used and how many Timex it has been charged.
+ The battery pack is notalways kept fully charged. Press the CHARGE key or the RENEW
key if vou want to fully charge the battery pack. See “Renewing he battery” on page 22
|
I
| and “Charging” on page 234
m
19