Citizen HYPER AQUALAND User manual

CITIZEN.
HYPER AQUALAND
Model No.MA9***/Cal.No.D20*
INSTRUCTION P.
BETRIEBSANLEI
MANUEL DESTRUCTION
• MANUAL DE INSTRUCCION
• MANUALE Dl FUNZIONAMENTO
•mmm
• MANUAL DE INSTRUQOES

Thank you for purchasing this CITIZEN
QUARTZ WATCH.
To ensure correct use, read these
instructions carefully.
Please verify at the time of purchase that the
CITIZEN International Limited Warranty
Card has been included with your watch to
ensure any and all claims for service under the
terms of the limited warranty.

Before use
Depending on the model the specifications differ at one place.
Please confirm the specifications of your watch beforehand by the following method.
• Confirm the Caliber No. of your watch. Caliber No.
Confirrp the Caliber No. of. your watch by the .
stamp on its case back.
,<Caseback> .
• The operation and specifications ofCaliber No. D203 are the same as
those of Caliber No. D202. Inthis manual, please refer to the
explanation of Caliber No. D202.

Index
Introduction ; 5
A. Special functionsof this watch 6
B. For safe diving 7
A WARNING:
C. Usage points that should be avoided while diving[Make sure you read this warning.] 8
ACAUTION:
D. For safe usage [Make sure you read this caution] 11
1. Items to check for safe usage 11
2.Things to check before diving 15
3. Points to notice while diving
16
4. What to do after diving 17
E.Various warning functions 18
F. Name of each part [The dot display symbols and their meaning] 21
G.How to change the mode 24
H.Time and calendar mode 26
J. How to set the time and calendar 28
J. The alarm mode 30
K.The diving mode 32
L.Valid and invalid diving used in this watch 36
3

M. The surface mode [Measurement of reset time on surface] 39
N.The logmode 42
O. The transfer mode 45
P. How toperformall reset..... :...:.......;..... ..48
Q. No decompression limits -50
R. Specifications . 52
S.The batterywarning function andthebattery.. .. : '. ......54
T. For long usage ....!..57

Introduction
Ifyou follow the right rules of scuba diving and skin diving, you can enjoy safe water
sports. But on the other hand, there is an element of danger from the bends and other
possible accidents. So after receiving proper training, please check forsafety and enjoy
your diving.
When you use this product, please understand the instructions and warnings well, so that
you may use it properly.
In a case where this product is used in a way that is not mentioned in the USER'S
manual, the watch might not function properly
Further more all repairs including battery replacement should be carried out by a Citizen
Service Center.
Please arrange for a Citizen Service Center to look after your watch
through the shop from which it was purchased.
Please keep this USER'S manual in a safe place, for reference when you need it.

A. Special functions of this watch
This is a full-scale divers watch with digital display andan electronic depthgauge.
1) This watch measures and displays depth as soon as you start'diving; duetothe
water sensor. ' ' ' <,vv' ^ '":"'^ •.!•-•):.,•....,.:•.<::••
2) This watch measures the water temperaturewhile diving; and when not diving,the
airtemperature. ' '"'- ..',-.'
3) While you are diving, various log data is recorded.
4) After completing a divei by using a communication unit', you can transfer data to a
personalcomputer and also confirmi the datawitha personaicomputer.
* Compatible computers: IBM PC7ATor any other compatible computer with key^
board and monitor.(There aresome computers thatare not compatible)? '
Formore details, please read the "Communications AQUALAND;GRAPH USER'S'
manual". •• " • •••' ': '•;' " ' • ••' " ;M- " '' ' ' ''"•'
5) The elapsed time after a valid dive is completed (maximum of 24 hours) is meas
ured automatically. This watch can be used as a safety guide line for resting time
on the surface, [surface mode]
6) To ensure safe diving, various warning functions are included.

B. For safe diving=
• Basic knowledge and techniques are requiredto dive safely so please take the neces
sary training to acquire them.
• In orderto use thiswatch safely, C. [Usage points thatshouldbe avoidedwhile diving]
and D. [For safe usage] need to be understoodsufficiently when using thiswatch for
diving.

C. Usage points that should be avoided while
diving [Make sure you read this warning]=
When you use this watch fordiving,please heed the following points. [Do not use under
these conditions.]
AWARNING:
1. Do not use under these conditions:
a. Ifyou have not taken a course on safe diving, please do not use the watch.
b. Please do not use the watch outside the temperature limits.
The temperature limits for this watch are 10°C~40oC(50oF~104°F). Ifyou use the
watch outside of this range, it will not display accurate depth.
c. Never use the watch while diving with helium gas [saturated diving]. Ifyou use the
watch with helium
gas, it is likelyto cause problems, or failure.
d. Do not use the watch for determining your actions in dangerous situations.This
watch is not designed as equipment for the prevention of emergencies or acci
dents.
e. Do not use this watch as asubstitute for pressure equipment in applications other
than diving or instead of a buddy systems.
This watch is not a gauge or meter which is authorized by any public organization,
it should be used as a guide line for auxiliary equipment.
8

f. Do not use this watch at altitudes over 4000m (13120 ft) since.
Water depth cannot be measured at higher altitudes.
g. Do not use the watch outside of the water depth measurement range.
h. In case the safe diving warning function activates, immediately check the watch,
and stop using it.
Look up "various warning functions" to find out how to deal with each one.
(Before diving)
1) When the water sensor check warning function operates, -^ the dot display alter
nates between dot display and "CHEK"(D201/D207)/"ERR"(D202/D208) display as a
warning.
2) When the battery warning function operates — the dot display alternates between dot
display and "BAT."(D201/D207)/"BT"(D202/D208)display as a warning.
3) When the unusual air pressure error warning function operates
—The dot display alternates between dot display and "ERR"
display as awarning.
4) When the watch stops or something goes wrong with it,
please do not use it. ;
5)
When the water depth meter display on the watch shows a
big difference with other Water depth meters, please re
frain from using the watch.
Dot display