Sharp R-671 Service Manual Page 35
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R-671 - 34
Figure O-4(b) Oven Schematic-Dual cooking Condition (Microwave and Bottom Grill mode)
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. TOP AND BOTTOM GRILL COOKING MODE SELECTED.
3. COOKING TIME ENTERED.
4. STRAT BUTTON PRESSED.
Indicates components with potential above 250 V.
Figure O-3(c) Oven Schematic-Grill cooking Condition (TOP AND BOTTOM GRILL mode)
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. DUAL 1 COOKING MODE SELECTED.
3. POWER LEVEL SELECTED.
4. COOKING TIME ENTERED.
5. STRAT BUTTON PRESSED.
Figure O-4(a) Oven Schematic-Dual cooking Condition (Microwave and Top Grill mode)
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. DUAL 2 COOKING MODE SELECTED.
3. POWER LEVEL SELECTED.
4. COOKING TIME ENTERED.
5. STRAT BUTTON PRESSED.
CIRCUIT DIAGRAMS CONT...
OL
FM
TTM
OVEN LAMP
FAN MOTOR
TURNTABLE MOTOR
GH2: BOTTOM HEATING ELEMENT
H.V. RECTIFIER
MG:
MAGNETRON
T: HIGH VOLTAGE
TRANSFORMER
T/C TRANSFORMER
C:
CAPACITOR
1.2µF
AC2100V
CONTROL UNIT
A7
RY6
RY5
COM.
COM.
COM.
N.O.
A9
N.O.
N.O.
A3
A1
B2
A5
B1
SW2:
STOP SWITCH
SW1: PRIMARY LATCH SWITCH
TC1:
THERMAL
CUT-OUT
(HVT.)
TC2:
THERMAL
CUT-OUT
(OVEN)
SW3:
MONITOR SWITCH
4700p/ 250V4700p/ 250V
10M/ 0.5W
NOISE SUPPRESSION COIL
680 k/ 0.5W
0.22µ/250V
F1: FUSE 15A
F2: FUSE F8ANOISE
FILTER
LN
NC.
NC.
RY1 RY4 RY3 RY2
230V ~ 50Hz
BRN/15BLU/15
G-Y/15
EARTH
LIVENEUTRAL
GH1: GRILL HEATING(TOP) ELEMENT
OL
FM
TTM
OVEN LAMP
FAN MOTOR
TURNTABLE MOTOR
GH1: GRILL HEATING(TOP) ELEMENT
GH2: BOTTOM HEATING ELEMENT
H.V. RECTIFIER
MG:
MAGNETRON
T: HIGH VOLTAGE
TRANSFORMER
T/C TRANSFORMER
C:
CAPACITOR
1.2µF
AC2100V
CONTROL UNIT
A7
RY6
RY5
COM.
COM.
COM.
N.O.
A9
N.O.
N.O.
A3
A1
B2
A5
B1
SW2:
STOP SWITCH
SW1: PRIMARY LATCH SWITCH
TC1:
THERMAL
CUT-OUT
(HVT.)
TC2:
THERMAL
CUT-OUT
(OVEN)
SW3:
MONITOR SWITCH
4700p/ 250V4700p/ 250V
10M/ 0.5W
NOISE SUPPRESSION COIL
680 k/ 0.5W
0.22µ/250V
F1: FUSE 15A
F2: FUSE F8ANOISE
FILTER
LN
NC.
NC.
RY1 RY4 RY3 RY2
230V ~ 50Hz
BRN/15BLU/15
G-Y/15
LIVENEUTRAL
EARTH
OL
FM
TTM
OVEN LAMP
FAN MOTOR
TURNTABLE MOTOR
GH2: BOTTOM HEATING ELEMENT
H.V. RECTIFIER
MG:
MAGNETRON
T: HIGH VOLTAGE
TRANSFORMER
T/C TRANSFORMER
C:
CAPACITOR
1.2µF
AC2100V
CONTROL UNIT
A7
RY6
RY5
COM.
COM.
COM.
N.O.
A9
N.O.
N.O.
A3
A1
B2
A5
B1
SW2:
STOP SWITCH
SW1: PRIMARY LATCH SWITCH
TC1:
THERMAL
CUT-OUT
(HVT.)
TC2:
THERMAL
CUT-OUT
(OVEN)
SW3:
MONITOR SWITCH
4700p/ 250V4700p/ 250V
10M/ 0.5W
NOISE SUPPRESSION COIL
680 k/ 0.5W
0.22µ/250V
F1: FUSE 15A
F2: FUSE F8ANOISE
FILTER
LN
NC.
NC.
RY1 RY4 RY3 RY2
230V ~ 50Hz
BRN/15BLU/15
G-Y/15
LIVENEUTRAL
EARTH
GH1: GRILL HEATING(TOP) ELEMENT
- SERVICE MANUAL 1
- R- 671 (W) F 1
- R-671 - 2 3
- SERVICE MANUAL 4
- SERVICING CONT 6
- PRODUCT DESCRIPTION 8
- APPEARANCE VIEW 9
- OPERATION SEQUENCE 10
- OPERATION SEQUENCE CONT 11
- TROUBLESHOOTING GUIDE 13
- TROUBLESHOOTING GUIDE CONT 14
- TEST PROCEDURES 15
- TEST PROCEDURES CONT 16
- DESCRIPTION OF LSI 21
- CONTROL PANEL ASSEMBLY 21
- DESCRIPTION OF LSI CONT 22
- SERVICING 24
- WARNING FOR WIRING 25
- TURNTABLE MOTOR REPLACEMENT 26
- OVEN LAMP REMOVAL 27
- POSITIVE LOCK 27
- CONNECTOR REMOVAL 27
- FAN MOTOR REPLACEMENT 27
- POWER SUPPLY CORD REPLACEMENT 28
- TOP HEATING ELEMENT REMOVAL 28
- DOOR REPLACEMENT 29
- R-671 - 29 30
- MICROWAVE MEASUREMENT 31
- TEST DATA AT A GLANCE 32
- CIRCUIT DIAGRAMS 33
- R-671 - 33 34
- R-671 - 34 35
- R-671 - 35 36
- IZA909DR 37
- M38223M4 37
- CIRCUIT DIAGRAMS CONT 38
- PARTS LIST 39
- PARTS LIST CONT 40
- LX-CZS030WRE0 (Ref. # 7-10) 42
- CONTROL PANEL/DOOR PARTS 43
- PACKING AND ACCESSORIES 44
- MISCELLANEOUS 44
- R-671 - 44 45
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