Sharp r-8580 manual Damper motor relav driving signal, Reference voltage input terminal

Page 27

R -8580

PIN .NO. / 38

1 SIGNAL / R5

I

I/O

j OUT

 

 

Damper motor relav driving signal.

To turn on and off the damper motor relay.

 

 

 

 

 

 

 

 

I

l/O

(RD93466UI

PIN

NO.

1 39

 

1 SIGNAL

/

R6

1 OUT

 

 

 

Digit

selection

signal.

 

 

 

 

 

 

Signal similar

to

EO.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

I

I/O

(RD938A2U)

PIN

NO.

j

40

 

1 SIGNAL

1

R7

/ IN

 

 

 

Input

signal

which communicates

the damper

open/close

information

to

LSI.

Damper opened; “H” level signal.

 

 

 

 

 

 

Damper closed; “1” level signal.

 

 

 

 

 

(RD937Bl U)

 

 

 

 

 

 

 

 

 

 

PIN

NO.

1 41

 

1 SIGNAL

1

E37

1

. I/O

1 IN

Terminal to change functions acccirdinq to the model.

Signal in accordance with the model in operation is applied to set up its function.

(Rd93JAl U)

PIN NO.

1 42

1 SIGNAL

/ E36

Input signal which communicates the door open/close

Door closed; “H” level signal.

Door opened; “1” level signal.

PIN

NO.

/

43

1

SIGNAL

j

AVss

Connected

to

VC.

 

 

 

 

PIN

NO.

/

44

1

SIGNAL

j

AVR-

Reference voltage input terminal.

A reference voltage applied to the A/D converter in the LSI. The reference voltage is generally maintained at -5V.

I I/O / IN

information to LSI.

(RD937Al U)

I I/O j IN

(RD93KA3U)

I l/O / IN

(RD93GA4U)

PIN NO.

45

1 SIGNAL

j AVR+

Reference

voltage

input terminal.

 

A reference voltage applied to the A/D

converter in the

LSI.

Connectd

to

GND.

 

 

 

 

PIN NO.

)

46

1

SIGNAL

AVcc

Connected

to

GND.

 

 

 

 

PIN NO.

/

47

1

SIGNAL

1 AN7

 

Signal cominq from touch kev.

I l/O 1 IN

(RD93GAW)

I I/O 1 IN

(RD93KAl U)

I I/O / IN

When

either

one of G-l 2 line keys

on key

matrix is touched,

a corresponding

signal

out of E7,E8,Ell -El3

and

El 5-El7 will be input into AN7.

 

 

 

 

 

 

 

When

no key

is touched, the signal

is held

at

“1” level.

 

 

(RD93CAl

UI

 

 

 

 

 

 

 

 

PIN NO.

48

SIGNAL

1 AN6

I

l/O

IN

 

Signal coming from touch key.

When either one of G-l 1 line keys on key matrix is touched, a corresponding signal will be input into AN6.

(RD93CA2U)

PIN NO.

/ 49

1 SIGNAL

j AN5

I

Signal coming from touch key.

When either one of G-l 0 line keys on key matrix is touched, a corresponding

PIN NO. / 50

1 SIGNAL

/ AN4

I

Signal coming from touch key.

When either one of G-9 line keys on key matrix is touched, a corresponding

l/O IN

signal will be input into AN5.

(RD93CA2U)

l/O IN

signal will be input into AN4.

(RD93CA2U)

26

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Contents Sharp 8580 Microwave RadiationSharpcorporatkn OSAKA, Japan Convection Microwave OvenProduct Description SpecificationAuto-TouchTM Control Panel Cooking Condition OperationDescription of Operating Sequence OFF ConditionConvection Cooking Condition Convection Cooking ConditionAutomatic MIX Cooking Condition Preheating ConditionCooking Sequence Sensor Cooking ConditionCompu Cook Easy Defrost Cooking240V-50Hz G-4 Figure O-l. Oven Schematic-OFF ConditionFigure O-3. Oven Schematic-Convection Cooking Condition Description and Function of Components Convection Heater Convection Cooking SystemDamper OPEN-CLOSE Mechanism Problem Possible Cause Test Procedure Correction ServicingOFF Condjtion Problem Possible Cause Test Procedure or Correction Nents Defective Convection Heater Procedure RelayRY4 Unit Microwave Output Power Test Procedures Letter Component Magnetron Assembly TestHigh Voltage Rectifier and Rectifier Test Procedure Letter Test Procedures CONT’D Component TestPower Transformer Test Switch TestThermal CUT-OUT Test Procedures CONT’D Letter Component Monitor Switch TestBlown Fuse TEMP. Fuse TestDamper Motor Test Procedure LetterDamper Switch Test Thermistor TestRelay Symbol Operational Connected Components Voltage Test Procedures CONT’O Letter Component Relay UnitKEY Unit Test Testing Method for AH Sensor AND/OR Control Unit Checking the initial sensor cooking conditionWater load cooking test Steps Occurance Cause or Correction Sensor Dummy Resistor CircuitTouch Control Panel Assembly Outline of Touch Control PanelLSI LSI IZA096DR Description of LSJInternal clock oscillation frequency input settinq Seqment Data signalSeqment Data Siqnal Kev strobe siqnalMagnetron High-voltaae Circuit driving Signal Signal to SoundSignal svnchronized with commercial source frequencv50Hz Power source voltageSignal coming from touch key Damper motor relav driving signalInput signal which communicates the door open/close Signal cominq from touch kevTerminal For Manufacture Test Temperature measurement input Oven ThermistorSensor Inuut RI4Sensor Circuit Absolute HumidityServicing of Touch Control Panel Other PrecautionsServicing Shapes of Electronic ComponentsTurntable Motor AND/OR Coupling Removal Component Replacement and Adjustment ProcedurePower Transformer Removal High Voltage Capacitor RemovalMagnetron Removal Convection Motor RemovalCooling FAN Motor Removal Removal Upper Latch Switch / Monitor Switch RemovalLower Latch Switch and Stop Switch Removal DamperCPU Unit and KEY Unit Control Panel Assembly and CPU Unit RemovalDoor Replacement and Adjustment Door ReplacementDoor Adjustment Preparation for Testing Microwave MeasurementRequirement 11II II II II OIL 8580 II I Figure S-3. Printed Wiring BoardAY AK AF AH Parts ListRR-DZ561PDREO Q8LAT AH FOVN-A090WRYO AG AD 11 AA 13 AA Ii AA Replacement Parts List 8580 ‘Y \‘\ Control Panel Parts Door Assembly MiscellaneousPacking and Accessories 8580 8580 Sharp
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