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R-490C(S)

SCHEMATIC

NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. CLOCK APPEARS ON DISPLAY.

NOTE: " " indicates components with potentials above 250V.

Figure O-1. Oven Schematic-OFF Condition

SCHEMATIC

NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. COOKING TIME PROGRAMMED.
3. START KEY TOUCHED.

Figure O-2. Oven Schematic-Cooking Condition

POWER TRANSFORMER

MAGNETRON

H.V. RECTIFIER

H. V. FUSE
0.75A

CAPACITOR
1.13

AC2300V

TURNTABLE MOTOR

FAN MOTOR

OVEN LAMP

STOP
SWITCH

MONITOR SWITCH

CONTROL
UNIT

MAGNETRON
TEMPERATURE
FUSE

1ST. LATCH
SWITCH

TTM

N.O.

RY-1

COM.

THERMAL
CUT-OUT
145˚C (OVEN)

RY-2

2ND. LATCH
SWITCH

MONITOR

RESISTOR

0.8/20W

EARTH

BLU

BRN

230-240V/50Hz

G-Y

FUSE
M10A

LINE CROSS CAPACITOR

0.068

/AC250V

NOISE SUPPRESSION COIL

LINE BYPASS

CAPACITOR

0.0022

/AC250V

LINE BYPASS

CAPACITOR

0.0022

/AC250V

AH
SENSOR

POWER TRANSFORMER

MAGNETRON

H.V. RECTIFIER

H. V. FUSE
0.75A

CAPACITOR
1.13

AC2300V

TURNTABLE MOTOR

FAN MOTOR

OVEN LAMP

STOP
SWITCH

MONITOR SWITCH

CONTROL
UNIT

MAGNETRON
TEMPERATURE
FUSE

1ST. LATCH
SWITCH

TTM

N.O.

RY-1

COM.

THERMAL
CUT-OUT
145˚C (OVEN)

RY-2

2ND. LATCH
SWITCH

MONITOR

RESISTOR

0.8/20W

EARTH

BLU

BRN

230-240V/50Hz

G-Y

FUSE
M10A

LINE CROSS CAPACITOR

0.068

/AC250V

NOISE SUPPRESSION COIL

LINE BYPASS

CAPACITOR

0.0022

/AC250V

LINE BYPASS

CAPACITOR

0.0022

/AC250V

AH
SENSOR

Содержание R-490C

Страница 1: ... PROCEDURE 4 MICROWAVE MEASUREMENT 6 WIRING DIAGRAM 7 PICTORIAL DIAGRAM 8 PARTS LIST 9 This is a supplemental Service Manual for Model R 490C S This model is quite similar to base model R 480C Use this supplemental manual together with the Base Model Service Manual Refer No is S6903R480CPJ for complete operation service information etc Sensor SENSOR DEFROST COOK HELP Info Display Sensor Instant Re...

Страница 2: ...R 490C S ...

Страница 3: ...onnected All input and output microwave connections waveguides flanges and gaskets must be secured Never operate the device without a microwave energy absorbing load attached Never look into an open waveguide or antenna while the device is energized WARNING Never operate the oven until the following points are ensured A The door is tightly closed B The door brackets and hinges are not defective C ...

Страница 4: ... 99 minutes 99 seconds Microwave Power for Variable Cooking Repetition Rate HIGH Full power throughout the cooking time MEDIUM HIGH approx 70 of Full Power MEDIUM approx 50 of Full Power MEDIUM LOW approx 30 of Full Power LOW approx 10 of Full Power HELP pad SENSOR INSTANT REHEAT pads SENSOR COOK pads SLOW COOK pad EASY DEFROST pad MORE LESS pads NUMBER pads POWER LEVEL pad CLOCK pad TIMER pad STO...

Страница 5: ...g cooking Press to start the oven after setting programmes HELP PAD Press to select auto start information guide on off child lock demonstra tion modes or info on pads Press to get cooking information SENSOR COOK PADS Press to select Sensor Cook menus SENSOR INSTANT REHEAT PADS Press once to reheat 1 of 6 popular menus EASY DEFROST PAD Press to defrost frozen food by en tering quantity MORE LESS P...

Страница 6: ...f the following conditions exist 1 Door does not close firmly 2 Door hinge support or latch hook is damaged 3 The door gasket or seal or damaged 4 The door is bent or warped 5 There are defective parts in the door interlock system 6 There are defective parts in the microwave generating and transmission assembly 7 There is visible damage to the oven Do not operate the oven 1 Without the RF gasket M...

Страница 7: ...ne 5 Catchtwo 2 pinsofdoorpanelontwo 2 holeofupper and lower oven hinges 6 Re install choke cover to door panel by pushing Note After any service to the door A Makesurethat1st latchswitch 2nd latchswitch stop switch and monitor switch are operating properly Refer to chapter Test Procedures B An approved microwave survey meter should be usedtoassurecompliancewithpropermicrowave radiation emission l...

Страница 8: ...uirement for instrumentations as prescribed by the performance standardformicrowaveovensmustbeusedfortesting Recommended instruments are NARDA 8100 NARDA 8200 HOLADAY HI 1500 SIMPSON 380M 2 Place the oven tray into the oven cavity 3 Place the load of 275 15ml of water initially at 20 5 C in the centre of the oven tray The water container should be a low form of 600 ml beaker with inside diameter o...

Страница 9: ...OUT 145 C OVEN RY 2 2ND LATCH SWITCH MONITOR RESISTOR 0 8 20W EARTH BLU BRN 230 240V 50Hz G Y FUSE M10A N L LINE CROSS CAPACITOR 0 068µ AC250V NOISE SUPPRESSION COIL LINE BYPASS CAPACITOR 0 0022µ AC250V LINE BYPASS CAPACITOR 0 0022µ AC250V F1 F2 F3 AH SENSOR POWER TRANSFORMER MAGNETRON H V RECTIFIER H V FUSE 0 75A CAPACITOR 1 13µ AC2300V TURNTABLE MOTOR FAN MOTOR OVEN LAMP STOP SWITCH MONITOR SWIT...

Страница 10: ... GRY 2 1 CN A GRN GRY 2 1 CN B BLU BRN POWER SUPPLY CORD EARTH NEUTRAL LIVE G Y N L WHT RED M10A CONTROL PANEL RY1 N O N O COM COM RY2 CN A CN B T1 1 1 2 2 CPU UNIT POWER UNIT CN F CN C CN G RED ORG ORG W H T OVEN LAMP AND SOCKET BLACK MARK NOTE Neutral WHT wire must be connected to the terminal with black mark on the oven light socket ORG WHT ORG RED MAGNETRON TEMPERATURE FUSE OVEN SIDE BLK ORG M...

Страница 11: ...835WRK0 Power unit New Zealand only 1 BB 3 1A QCNCMA446DRE0 2 pin connector CN A 1 AC 3 1B QCNCMA275DRE0 2 pin connector CN B 1 AB 3 1C FW VZA232DRE0 12 pin harness CN C 1 AE C1 RC KZA087DRE0 Capacitor 0 1µF 50V 1 AA C2 VCEAB31VW108M Capacitor 1000µF 35V 1 AF C3 RC KZA087DRE0 Capacitor 0 1µF 50V 1 AA C4 5 VCEAB31VW106M Capacitor 10µF 35V 2 AA D1 4 VHD11ES1 1 Diode 11ES1 4 AB D5 8 VHD1SS270A 1 Diod...

Страница 12: ...WRP0 Cushion 1 AF 4 23 PDUC A661WRP0 AH sensor duct 1 BC 4 24 PCUSGA534WRP0 Cushion 1 AF DOOR PARTS 5 1 FDORFA290WRT0 Door panel 1 BA 5 2 FWAKPA234WRK0 Door frame assembly 1 BQ 5 2 1 HDECAB081MRP0 Door decoration 1 AX 5 3 LSTPPA139WRF0 Latch head 1 AF 5 4 MSPRTA084WRE0 Latch spring 1 AD 5 5 XEPSD30P08XS0 Screw M3 x 8 2 AA 5 6 GCOVHA414WR10 Choke cover 1 AM 5 7 PSHEPA336WRP0 Sealer film 1 AF MISCEL...

Страница 13: ...3 7 1 4 11 7 1 7 4 7 1 4 6 7 5 1 15 7 1 4 21 7 2 4 9 1 13 7 5 4 1 4 7 1 9 4 4 1 3 1 4 1 3 1 14 1 1 1 11 1 12 7 9 2 3 7 8 2 2 4 15 7 8 2 3 2 3 6 4 6 5 4 8 4 19 7 1 1 7 1 8 7 1 4 16 4 2 4 17 A A 4 3 1 18 7 5 4 24 4 12 4 18 4 20 4 10 6 7 1 3 1 6 7 7 7 5 1 10 1 2 7 5 7 8 7 1 7 8 7 8 7 1 1 16 4 14 4 13 7 1 7 6 7 3 7 1 7 4 1 17 4 22 ...

Страница 14: ... B C D E F G H A B C D E F G H CONTROL PANEL PARTS MISCELLANEOUS 6 2 6 6 Actual wire harness may be different from illustration 6 3 5 6 5 5 5 5 5 7 5 3 5 1 5 4 5 2 1 5 2 3 1 3 6 3 6 3 6 3 6 3 2 3 3 6 1 3 4 3 5 3 3 3 3 3 2 3 3 1 DOOR PARTS ...

Страница 15: ...ORIES DOOR PROTECTION SHEET SPADPA204WRE0 TOP PAD ASSEMBLY FPADBA317WRK0 PLASTIC BAG SSAKHA032WRE0 Not replaceable items PACKING CASE SPAKCD305WRE0 BOTTOM PAD ASSEMBLY FPADBA318WRK0 6 9 TURNTABLE TRAY 6 8 OPERATION MANUAL 6 4 TURNTABLE SUPPORT TRAY PACK SPADFA389WRE0 INTO THE OVEN CAVITY ...

Страница 16: ...14 R 490C S 99SHARP CORP 09S0 720E Printed in Australia ...

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