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Model
R-8740 (serv.man20)
Pages
40
Size
941.24 KB
Type
PDF
Document
User Manual / Operation Manual
Brand
Device
Home Appliance / Microwave Oven
File
r-8740-sm20.pdf
Date

Sharp R-8740 (serv.man20) User Manual / Operation Manual ▷ View online

IMPORTANT SAFETY INSTRUCTIONS
Website: http://www.sharp.co.uk/support
Help Line: 08705 274277 (office hours)
5
Pacemaker: If you have a heart pacemaker,
consult your doctor or the pacemaker manufacturer
prior to oven use.
Warning: Only allow children to use the
oven without super vision when
adequate instructions have been given
so that the child is able to use the oven
in a safe way and understands the
hazards of improper use.
Oven Use:
• Never operate when empty, except as directed in
the operation manual (see page 9).
• Do not leave or store anything inside the oven
when not in use.
• Never attempt to use the oven with the door
open. It is important not to force or tamper with
the door safety latches.
• Never operate the oven with any object caught in
the door.
• Do not insert fingers or objects in the holes of the
door latches or air-vent openings as this may
damage the oven and cause an electric shock.     
• If water or food drops inside the air-vent openings
switch off the oven immediately, unplug it and call
SHARP approved service facility
. (See page 36).
• Never move the oven while it is operating.
• Do not touch the oven door, outer cabinet, rear
cabinet, oven cavity, ventilation openings,
accessories and dishes during GRILL,
CONVECTION and  DUAL COOKING modes,
unless wearing thick oven gloves, as they will
become hot. Before cleaning make sure they are
not hot.
Fire:  If smoke is observed, switch off and
unplug the appliance and keep the door
closed  in order to stifle any flames. 
Liquids: Microwave heating of beverages
can result in delayed eruptive boiling,
therefore care has to be taken when
handling the container. Stir the liquid prior
to and during heating/reheating, let liquid
stand in the oven after cooking.
IMPORTANT SAFETY INSTRUCTION READ CAREFULLY AND KEEP FOR FUTURE REFERENCE
MICROWAVING
Introduction:
Water, sugar and fat in food absorb microwaves which
causes them to vibrate. This creates heat by friction, in
the same way your hands get warm when you rub
them together.
Outer areas of food are heated by microwave energy,
and remaining portions by conduction.  It is, therefore,
important to turnrearrange or stir food to ensure
even heating.  Where recommended allow food to
stand.  This is not optional but necessary to ensure
thorough cooking and is particularly important for
dense food, such as joints of meat.
Microwaves pass through non-metallic dishes and
utensils and heat the food inside the dishes.
Microwaves are reflected by metal.  The oven is lined
with metal and has a fine metallic mesh in the door to
prevent microwave leakage. Metallic dishes are not
suitable for microwaving. Only use utensils that are
suitable for microwave ovens.
(See suitable cookware, pages 17 - 18).
R-8740M O/M  5/15/01  12:41 PM  Page 5
MICROWAVE POWER LEVELS
• Your oven has a lock
function and is locked when
you first connect to an
electrical socket. At that time
the digital display will show:
• Your oven has 10 memory banks, which have
been pre-programmed (refer to page 7).
These can be changed, see page 14 for details.
• The programme or check mode is cancelled when
any keys are not pressed for more than 3 minutes.
• Heat the oven using the top and bottom grills
without food for 20 minutes. (For operation see
notes on page 9).
or 
will appear on the display after
cooking is complete. 
will disappear when
the STOP key is pressed. If you press the STOP
key twice during cooking 
appears. If you
press the STOP key again the display will return
to .
LET THE OVEN COOL DOWN WHILE 
IS DISPLAYED, TO PREVENT OVER-
COOKING.
LOCK FUNCTION
The lock will be set when the oven is plugged in. Only
the memory banks and time reduce key can be used.
To release the lock function, press the MANUAL key
and hold for 5 seconds until the audible signal sounds.
The LOCK indicator will disappear and all oven
functions can be used.
To lock the oven press the MANUAL key and hold for
5 seconds.
SOUND SETTING
If you wish to operate the oven without sound, press the
SOUND key once.
To restore the sound, press the SOUND key again and
the signal will sound twice.
STOPPING THE OVEN
If you wish to stop the oven during cooking, press the
STOP key once or open the door.
To start the oven again, close the door and press the
START key within 1 minute.
• If you wish to cancel a programme during cooking,
press the STOP key twice.
• If you wish to erase a mistake during programming,
press the STOP key once.
BEFORE OPERATION
Website: http://www.sharp.co.uk/support
Help Line: 08705 274277 (office hours)
6
Your oven has 6 power levels. To choose the power
level for cooking, follow the advice given in the
recipe section. Generally the following
recommendations apply:
100% - (HIGH output = 900W) used for fast
cooking or reheating e.g. for casseroles, hot
beverages, vegetables etc.
70% - (MEDIUM HIGH output = 630W) used for
longer cooking of dense foods such as roast joints,
meat loaf and plated meals, also for sensitive dishes
such as cheese sauce and sponge cakes.
50% - (MEDIUM output = 450W) for dense foods
which require a long cooking time when cooked
conventionally, eg. beef dishes, it is advisable to use
this power setting to ensure the meat will be tender.
30% - (MEDIUM LOW output = 270W Defrost
setting) to defrost, select this power setting, to ensure
that the dish defrosts evenly. This setting is also ideal
for simmering rice, pasta, dumplings and cooking
egg custard.
10% - (LOW output = 90W) For gentle defrosting,
eg. cream gateaux or pastry.
0% - (0 W, no microwave power)
For setting standing time.
POWER LEVEL: The microwave power level is
varied by the microwave energy switching on and
off. When using power levels other than 100% you
will be able to hear the microwave energy pulsing
on and off as the food cooks or defrosts.
IMPORTANT: The microwave power level will
default to 100% unless you press the MICROWAVE
key to the desired setting.
TO CHECK THE POWER LEVEL: To check the
microwave power level during cooking, press the
MICROWAVE key. As long as your finger is
pressing the MICROWAVE key the power level will
be displayed. The oven continues to count down
although the display will show the power level.
R-8740M O/M  5/15/01  12:41 PM  Page 6
TIME REDUCE COOKING
MEMORY NO.
COOKING MODE
COOK TIME
1
Microwave 100%
10 sec.
2
Microwave 100%
20 sec.
3
Microwave 100%
30 sec.
4
Microwave 100%
45 sec.
5
Microwave 100%
1 min.
6
Microwave 100%
1 min. 15 sec.
7
Microwave 100%
1 min. 30 sec.
8
Microwave 100%
1 min. 45 sec.
9
Microwave 100%
2 min.
0
Microwave 100%
2 min. 15 sec.
Example: To cook using MEMORY 1 (programmed for 10 seconds at 100%).
Note: The time reduce factor is preset at 0.9. This can be changed for each memory bank.
When you use the same memory key continuously, the oven may become hot. To prevent food
overcooking, it is recommended to use the TIME REDUCE key. This will shorten the total cooking time.
Example: To cook using MEMORY 1 with the TIME REDUCE key.
1. Press the NUMBER key 1.
The total cooking time will appear
and the oven starts automatically.
• The oven has 10 memory banks (1 - 0) which can
store cooking programmes.
• These have been pre-programmed as shown in
the chart below.
• The memory banks can be changed individually if
required (see page 14).
• Information in these memory banks is not lost
during power interruptions. If the power goes off,
the oven does not need to be re-programmed. 
• To check the stored programmes or reduce factors
refer to “memory check” on pages 15 - 16.
MEMORY COOKING
Website: http://www.sharp.co.uk/support
Help Line: 08705 274277 (office hours)
7
2. Press the NUMBER key 1.
The display will count down
through the cooking time.
x1
1. Press the TIME REDUCE key.
x1
x1
R-8740M O/M  5/15/01  12:41 PM  Page 7
• To use manual cooking:
1. Ensure the oven has been released from the LOCK function
2. Press the MANUAL key.
3. Enter cooking time. (for preheating, you can omit this step).
4. Select desired cooking mode.
5. Press the START key.
• The oven can be programmed for up to 99 minutes, 99 seconds (99.99). 
• When the door is opened during cooking, the cooking time on the display stops automatically. The cooking
time starts to count down again when the door is closed and the START key is pressed.
• The programme is cancelled if the START key is not pressed within 1 minute after the door is closed. (But the
programme will not be cancelled when preheat is over or the pause in the sequence in your cooking
programme.)
• Before cooking check the suitable utensils on page 17 - 18.
MICROWAVE COOKING 
MANUAL COOKING
Website: http://www.sharp.co.uk/support
Help Line: 08705 274277 (office hours)
8
Example: To cook for 2 minutes 30 seconds on 50%.
Notes:
• If you wish to know the power level during cooking, press the MICROWAVE key. As long as your
finger is touching the key the power level will be displayed.
1. Press the
MANUAL key.
2. Enter desired cooking time.
(All cooking mode indicator
lights will flash on and off.)
3. Enter the desired power level 50% by
pressing the MICROWAVE key 3 times.
(MICRO cooking mode indicator light
will remain on.)
x1
x1
4. Press the START key.
The display will count down
through the cooking time.
x3
x1
x1
x1
MANUAL key
START key
Your oven has 6 preset power levels.
Press MICROWAVE key
x1
x2
x3
x4
x5
x6
Microwave power level 
100 %
70 %
50 %
30 %
10 %
0 %
R-8740M O/M  5/15/01  12:41 PM  Page 8
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