Sharp R-390AK Supplemental Service Manual Download Page 8

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R-390Aw
R-390AK

Figure S-4. Display Unit Circuit

Figure S-2. Power Unit Circuit

–

A 3

C 9

C 8

C 7

C 2

C 1

C 3

C 6

C10

C 4

C 5

C11

SH-B

SH-A

MICRO

AC120V
60Hz

D1-D4
11ES1

NOTE

: IF NOT SPECIFIED, 1/4w

: IF NOT SPECIFIED, 1SS270A

TURNTABLE
MOTOR
OVEN LAMP
FAN
MOTOR

R2
82
1w

R6
82
1w

R5 3.3k

R4 1.3k

SP1

VRS1

C1 0.1

/50v

C3 0.1

/50v

ZD1

ZD2

HZ16-3

HZ20-2

C4 10

/35v

C6 10

/35v

C2 1000

/35v

R1 2.4k

R3 1.3k

(J1)

RY1

RY2

2SB1238

Q3 KRC243M or
DTD143ES

A 1

N.O.

COM

Summary of Contents for R-390AK

Page 1: ... safety the oven should be restored to its original condition and only parts identical to those specified should be used This is a supplemental Service Manual for Models R 390AW and R 390AK The R 390AW is quite similar to model R 390AK withcolorchanging AndalsothissupplementalservicemanualcontainsupdateinformationfortheR 390AK Use this supplemental manual together with the Base Model Service Manua...

Page 2: ...performamicrowaveemissioncheckaspertheMicrowaveMeasurement Procedure outlined in this service manual If microwave emissions level is in excess of the specified limit contact SHARP ELECTRONICS CORPO RATION immediately 1 800 237 4277 If the unit operates with the door open service person should 1 tell the user not to operate the oven and 2 contact SHARP ELECTRONICS CORPORATION and Food and Drug Admi...

Page 3: ...he center of the oven cavity The water container shall be a low form of 600 ml 20 oz beaker with an inside diameter of approx 8 5 cm 3 1 2 in and made of an electrically nonconductive material such as glass or plastic Theplacingofthisstandardloadintheovenisimportantnotonlytoprotecttheoven butalsotoinsurethatanyleakage is measured accurately 4 Set the cooking control on Full Power Cooking Mode 5 Cl...

Page 4: ...CH RECTIFIER MAGNETRON SECONDARY INTERLOCK SWITCH TTM OUTER CASE SWITCH OUTER CASE SWITCH OL FM MONITOR FUSE A3 COM N O DOOR SENSING SWITCH B A A1 RY 1 RY 2 CONTROL UNIT PRIMARY INTERLOCK RELAY THERMAL CUT OUT OVEN THERMAL CUT OUT MG F3 F1 F2 AH SENSOR OVEN LAMP TURN TABLE MOTOR FAN MOTOR POWER TRANSFORMER CAPACITOR 0 94µF MONITOR SWITCH RECTIFIER MAGNETRON SECONDARY INTERLOCK SWITCH TTM OL FM A3 ...

Page 5: ...ity 10 Removethefanbladefromthefanmotorshaftaccording the following procedure 1 Hold the edge of the rotor of the fan motor by using a pair of groove joint pliers CAUTION Make sure that any pieces do not enter the gap between the rotor and the stator of the fan motor because the rotor is easily shaven by pliers and metal pieces may be produced Do not touch the pliers to the coil of the fan motor b...

Page 6: ...door panel 4 Hold the door panel to the door frame by sliding the door panel upward 5 Put sealer film on door panel Refer to Sealer Film about how to handle new one 6 Catch two 2 pins of door panel on two 2 hole of upper and lower oven hinges 7 Re install choke cover to door panel by pushing Note After any service to the door A Make sure that door sensing switch and secondary interlock switch are ...

Page 7: ... 5 Remove the display unit and the power unit from the control panel frame 6 Remove the solder holding the tab near capacitor C11 of LCD vessel to the printed wiring board 7 Make the four 4 tabs of LCD vessel straight 8 Release the LCD vessel from the printed wiring board 9 Now the two 2 lamps LMP1 and LMP2 can be found 10 Remove the solder holding the lamps LMP1 and LMP2 to the printed wiring boa...

Page 8: ...T1 SH B SH A MICRO AC120V 60Hz D1 D4 11ES1 NOTE IF NOT SPECIFIED 1 4w 5 IF NOT SPECIFIED 1SS270A TURNTABLE MOTOR OVEN LAMP FAN MOTOR 1 R2 82 1w R6 82 1w R5 3 3k R4 1 3k SP1 VRS1 C1 0 1µ 50v C3 0 1µ 50v ZD1 ZD2 HZ16 3 HZ20 2 C4 10µ 35v C5 10µ 35v C6 10µ 35v C2 1000µ 35v R1 2 4k R3 1 3k J1 D3 D4 D2 D1 a c d b RY1 D7 D8 RY2 2SB1238 2SB1238 Q1 Q2 Q3 KRC243M or DTD143ES A 1 N O COM 2 3 4 ...

Page 9: ...101S CHECKER NOTE IC5 M51953A CF1 CSTCS12 00MT C17 0 1µ 50v C10 0 01µ 50v C11 47µ 16v C18 0 1µ 25v C135 0 1µ 25v 0 1µ 25v x 5 4 7k x 4 J11 J10 J12 J14 J16 J13 J15 J17 C16 0 1µ 25v C12 0 01µ 50v C13 0 01µ 50v C30 0 01µ 50v C22 0 01µ 50v C20 0 1µ 25v C100 0 01µ 50v C15 0 1µ 25v C123 0 1µ 50v C120 0 1µ 25v IF NOT SPECIFIED 1 16w 5 C121 0 1µ 25v 0 1µ 25v C122 0 01µ 50v C101 10µ 35v C52 C53 0 01µ 50v x...

Page 10: ...1 C10 C E B TP21 TP22 TP23 TP14 TP35 TP10 TP6 R79 TP28 TP24 TP7 TP11 TP1 TP12 TP33 TP5 TP18 TP19 TP8 TP29 TP27 TP32 TP17 TP36 TP20 CN F CN G CN C 1 3 100 R63 R64 R54 R100 R102 R93 R92 R78 R77 R91 R90 R76 R101 R55 R56 R58 R60 R31 C13 C14 R12 Q40 Q20 Q1 Q160 C120 C135 D50 C53 C100 C22 C23 TP15 LCD IC2 IC3 TP13 R103 IC1 TP9 J19 J18 Q140 C121 R120 R110 R135 R134 R133 R132 R131 R130 R13 C12 C134 C122 C...

Page 11: ...VZA197DRE0 Switch harness B SN B 1 AD C1 RC KZA087DRE0 Capacitor 0 1uF 50V 1 AB C2 VCEAB31VW108M Capacitor 1000uF 35V 1 AF C3 RC KZA087DRE0 Capacitor 0 1uF 50V 1 AB C4 6 VCEAB31VW106M Capacitor 10uF 35V 3 AA D1 4 VHD11ES1 1 Diode 11ES1 4 AB D7 8 VHD1SS270A 1 Diode 1SS270ATA 2 AA Q1 2 VS2SB1238 3 Transistor 2SB1238 2 AA Q3 VSKRC243M 3 Transistor KRC243M 1 AB R1 VRD B12EF242J Resistor 2 4k ohm 1 4W ...

Page 12: ...GA399WRE0 Cushion 1 AG 4 22 PPACGA084WRF0 TTM packing 1 AF 4 23 LANGTA338WRP0 Sensor mounting angle 1 AN DOOR PARTS 5 1 FDORFA318WRT0 Door panel 1 BE 5 2 PSHEPA382WRE0 Sealer film 1 AH 5 3 GWAKPA531WRR0 Door frame 1 AT 5 4 HPNL A663WRR0 Door screen 1 AL 5 5 GCOVHA385WRF0 Choke cover 1 AG 5 6 LSTPPA139WRF0 Latch head 1 AF 5 7 MSPRTA084WRE0 Latch spring 1 AB 5 8 PCUSUA481WRP0 Cushion 1 AB 5 9 PCUSUA...

Page 13: ...D Sep 97 BE 5 5 Choke cover GCOVHA370WRF0 1 GCOVHA385WRF0 1 D Sep 97 AG 6 8 Instruction book TCADCA639WRR0 1 TCADCA655WRR0 1 C Nov 97 AY 7 5 Screw 4mm X 12mm XOTSD40P12RV0 9 XOTSD40P12RV0 8 A Jun 97 AA 7 8 Screw 4mm X 14mm Not listed XOTSD40P14000 1 C Jun 97 AA HOW TO ORDER REPLACEMENT PARTS To have your order filled promptly and correctly please furnish the following information 1 MODEL NUMBER 2 ...

Page 14: ... 4 18 7 5 7 2 4 16 7 4 7 6 7 6 1 5 7 3 6 2 7 3 7 6 1 1 1 1 1 2 1 1 4 8 1 7 4 4 7 5 7 5 4 1 4 3 7 5 6 1 7 1 1 9 4 6 1 8 6 6 4 20 4 23 4 19 1 4 4 7 4 12 4 14 1 12 7 1 4 22 4 13 4 2 4 15 1 14 4 21 2 3 4 5 1 3 1 6 7 1 7 6 7 6 7 6 7 6 2 5 2 4 7 6 7 6 2 4 7 6 2 2 4 11 4 9 4 10 1 13 7 2 1 15 7 1 7 3 6 9 1 11 1 10 1 1 6 7 7 6 ...

Page 15: ...ROL PANEL DOOR AND MISCELLANEOUS PARTS 5 2 5 1 5 3 5 6 5 7 Actual wire harness may be different from illustration 6 4 6 5 6 3 HIGH VOLTAGE TRANSFORMER CAPACITOR 5 11 5 9 5 4 5 8 3 8 3 10 3 9 3 3 3 13 3 13 3 1 3 2 3 13 3 13 3 5 3 4 3 7 3 12 3 11 3 6 3 2 7 3 2 9 3 3 1 3 3 2 5 5 5 10 ...

Page 16: ...out prior written per mission of the publisher 6 4 5 1 2 3 6 4 5 1 2 3 A B C D E F G H A B C D E F G H PACKING AND ACCESSORIES DOOR PROTECTION SHEET SPADPA204WRE0 TOP PAD ASSEMBLY FPADBA341WRK0 PLASTIC BAG SSAKHA034WRE0 Not replaceable items PACKING CASE R 390AW SPAKCC995WRE0 R 390AK SPAKCC927WRE0 BOTTOM PAD ASSEMBLY FPADBA342WRK0 6 2 TURNTABLE TRAY 6 8 INSTRUCTION BOOK PRINTING MATTER 6 1 TURNTAB...

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