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SCHEMATIC DIAGRAM
WIRE COLOUR CODE & SYMBOL
RED : RED
WHT : WHITE
BRN : BROWN
BLU : BLUE
GRY : GREY
ORG : ORANGE
GRN : GREEN
BLK : BLACK
HV : HIGH VOLTAGE WIRE
/16 : WIRE THICKNESS = AWG16
/18 : WIRE THICKNESS = AWG18
NO INDICATION SHOWS WIRE THICKNESS = AWG22
N
4700p/250V
OVEN
WHT/16
THERMAL
CUT-OUT
A1
THERMI-
STOR
B3
B4
BLU/16
B2
GRY
B1
DOOR
SWITCH
1ST
LATCH
WHT
WHT/16
WHT/18
GRY
MONITOR
COM
SWITCH
NO
NC
BRN/18
*
ASYMMETRIC
RECTIFIER
*
INDICATES PARTS WITH POTENTIALS OVER 250V
Figure S-1. Schematic Diagram
771M -
230-240V
50Hz
BLU
/15
BRN
/15
NEUTRAL
LIVE
G-Y/15
EARTH
0.22
/250V
FUSE 15A
10M/0.5W
NOISE SUPPRESSION COIL
4700p/250V
680K/0.5W
MG
THERMAL
CUT-OUT
A3
BLK
COM
BRN/18
N.O
CONTROL
UNIT
COM
N.O
COM
N.O
A5
A7
RED
OVEN LAMP
OL
BRN
WHT
FAN
MOTOR
FM
TURNTABLE
MOTOR
T
TM
ORG
WHT/18
RED/18
TOP HEATER
BLK/18
BOTTOM
HEATER
WHT/18
*
POWER
TRANSFORMER
CAPACITOR
*
MAGNETRON
*
1.16 F
AC2100V
H.V. RECTIFIER
*
16
L
NOISE
FILTER
RED
/18
FUSE
F8A
ORG
/18
BLU/16
ORG
/18
ORG
/18
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