Sharp R-1505 Key strobe signal, Hood lamp driving signal, Hood motor high / low driving signal

Page 25

R-1500

R-1501

R-1505

R-1506

Pin No.

Signal

I/O

 

Description

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

37

P23

OUT

Key strobe signal.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of

 

 

 

G4 line keys on key matrix is touched.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

38

P22

OUT

Key strobe signal.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of

 

 

 

G3 line keys on key matrix is touched.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

39

P21

OUT

Key strobe signal.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of

 

 

 

G2 line keys on key matrix is touched.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

40

P20

OUT

Key strobe signal.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of

 

 

 

G1 line keys on key matrix is touched.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

41

P17

OUT

Hood lamp driving signal.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

To turn on and off relay(RY6). "L" level: During

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H : GND

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF

 

 

 

Hood lamp ON. "H" level: During Hood lamp

 

ON

 

 

 

 

 

 

 

 

 

 

 

 

L

 

 

 

OFF.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

42

P16

OUT

Hood lamp driving signal.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

To turn on and off relay(RY5). " L " level: During

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H : GND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF

 

 

 

Hood lamp ON. "H" level: During Hood lamp

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ON

 

 

 

 

 

 

 

 

 

 

 

L

 

 

 

OFF.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

43

P15

OUT

Hood motor high / low driving signal.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H : GND

 

 

 

To turn on and off relay(RY3). "L" level: During

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF

 

 

 

Hood motor high. "H" level: During Hood motor

 

 

 

ON

 

 

 

 

 

 

 

 

 

 

L

 

 

 

low.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

44

P14

OUT

Hood motor driving signal.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

To turn on and off relay(RY4). "L" level: During

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H : GND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF

 

 

 

Hood motor ON. "H" level: During Hood motor

 

 

 

 

ON

 

 

 

 

 

 

 

 

 

L

 

 

 

OFF.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

45-47

P13-P11

OUT

Terminal not used.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

48-50

SEG24-SEG22

OUT

Terminal not used.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

51-72

SEG21-SEG0

OUT

Segment data signal.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Connected to LCD.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The relation between signals are as follows:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LSI signal (Pin No.)

LCD (Pin No.)

LSI signal (Pin No.) LCD (Pin No.)

 

 

 

SEG 21 (51) --------------------

SEG21 ( 1)

SEG 10 (62) ---------------------

 

 

 

 

 

 

SEG10 (12)

 

 

 

SEG 20 (52) --------------------

SEG20 ( 2)

SEG

9 (63)

----------------------

 

 

 

 

 

 

 

 

SEG 9 (13)

 

 

 

SEG 19 (53) --------------------

SEG19 ( 3)

SEG

8 (64)

----------------------

 

 

 

 

 

 

 

 

SEG 8 (14)

 

 

 

SEG 18 (54) --------------------

SEG18 ( 4)

SEG

7 (65)

----------------------

 

 

 

 

 

 

 

 

SEG 7 (15)

 

 

 

SEG 17 (55) --------------------

SEG17 ( 5)

SEG

6 (66)

----------------------

 

 

 

 

 

 

 

 

SEG 6 (16)

 

 

 

SEG 16 (56) --------------------

SEG16 ( 6)

SEG

5 (67)

----------------------

 

 

 

 

 

 

 

 

SEG 5 (17)

 

 

 

SEG 15 (57) --------------------

SEG15 ( 7)

SEG

4 (68)

----------------------

 

 

 

 

 

 

 

 

SEG 4 (18)

 

 

 

SEG 14 (58) --------------------

SEG14 ( 8)

SEG

3 (69)

----------------------

 

 

 

 

 

 

 

 

SEG 3 (19)

 

 

 

SEG 13 (59) --------------------

SEG13 ( 9)

SEG

2 (70)

----------------------

 

 

 

 

 

 

 

 

SEG 2 (20)

 

 

 

SEG 12 (60) -------------------

SEG12 (10)

SEG

1 (71)

----------------------

 

 

 

 

 

 

 

 

SEG 1 (21)

 

 

 

SEG 11 (61) -------------------

SEG11 (11)

SEG

0 (72)

----------------------

 

 

 

 

 

 

 

 

SEG 0 (22)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

73/74

VCC/VREF

IN

Connected to GND.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

75

AVSS

IN

Connected to VC.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

76

COM3

OUT

Terminal not used.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

77

COM2

OUT

Common data signal: COM2.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Connected to LCD signal COM2.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

78

COM1

OUT

Common data signal: COM1.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Connected to LCD signal COM1.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

79

COM0

OUT

Common data signal: COM0.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Connected to LCD signal COM0.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

80

VL3

IN

Power source voltage input terminal.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Standard voltage for LCD.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

23

Image 25
Contents 1506 Table of ContentsBefore Servicing Dont Touch Before Servicing When the testing is completedRequirements Microwave Measurement ProcedureLeakage test Over the Range Microwave Oven Sharp PLAZA, Mahwah1500/ R-1501/ R-1505/ R-1506 ForewordGeneral Information Product SpecificationDescription Grounding InstructionsOven Diagram Level Control PanelLight HI/ LO FAN HI/ LO Stop Clear Start Minute Plus Operation Power Level P-0 to P-90 CookingDescription of Operating Sequence OFF ConditionVertical Venting Ventilation Methods HOT AIR ExhaustAIR Flow Horizontal VentingFigure O-1. Oven Schematic-Off Condition Description and Function of Components Hood FAN Motor Troubleshooting GuideHood Lamp Possible Case Defective Parts Test Procedure ProblemProcedure Letter Component Test Magnetron Assembly Test Test ProceduresMicrowave Output Power Power Transformer TestMagnetron Temperature Fuse Test Procedure Letter Component TestHigh Voltage Rectifier Test High Voltage Capacitor TestSecondary Interlock System Test Door Sensing Switch Primary Interlock Switch TestMonitor Switch Test Secondary Interlock Relay RY2Blown Monitor Fuse Test Procedure Component Test LetterHood Thermal CUT-OUT Test Hood FAN Motor TestBefore testing Touch Control Panel Assembly TestWHT 3 KEY Unit Test Foil Pattern on the Printed Wiring Board Test Procedure Letter Component Test Relay TestDefrost Center Test 1ST Stage 2ND StageSteps Occurrence Cause or Correction QKITPB035Description of LSI Touch Control Panel AssemblyLSI Signal synchronized with commercial power source frequency OUT Oven lamp, fan motor and turntable motor driving signalInternal clock oscillation frequency input setting OUT Key strobe signalHood lamp driving signal Key strobe signalHood motor high / low driving signal Hood motor driving signalServicing Other PrecautionsShapes of Electronic Components Servicing of Touch Control PanelHood Exhaust Louver Removal Component Replacement and Adjustment ProcedureRe-install Power Transformer RemovalPictorial Diagram Outer Case RemovalHigh Voltage Rectifier and High Voltage Capacitor Removal Magnetron RemovalHood FAN Thermal CUT-OUT Removal Thermal CUT-OUT Cavity RemovalCooling FAN Motor Removal Temperature Fuse Magnetron RemovalControl Panel ASSEMBLY, Control Unit and KEY Unit Removal Positive Lock Connector NO-CASE Type RemovalPositive lock connector Turntable Motor and Food Lamp Sockets RemovalControl Unit and KEY Unit Removal Key unit locationAfter adjustment, check the following Door ReplacementDoor Assembly Removal Door Assembly RE-INSTALLReplacement Door DisassemblyDoor Frame Assembly Choke CoverHigh Voltage Components Control UnitFigure S-2. Power Unit Circuit Unit CircuitDIP Parts marked * are used in voltage more than Parts ListElectric Parts Cabinet PartsDoor Parts Oven PartsMiscellaneous Packing and Accessories HOW to Order Replacement PartsSCREWS,NUTS and Washers Model NumberOven and Cabinet Parts Control Panel Parts Door Parts Miscellaneous Copyright 2001 by Sharp Corporation ALL Rights Reserved
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R-1506, R-1501, R-1505, R-1500 specifications

The Sharp R-1500, R-1505, R-1501, and R-1506 are part of Sharp's extensive line of microwave ovens, showcasing advanced cooking technologies and user-friendly features that cater to the modern kitchen. These models are designed to provide convenience and efficiency while delivering consistent cooking results.

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