Read Sharp R-771M (serv.man8) Technical Bulletin online
16
771M -
SCHEMATIC DIAGRAM
Figure S-1. Schematic Diagram
RED
ORG
WHT/18
NO
BLK/18
HEATER
BOTTOM
BRN/18
ORG
/18
BLU/16
/18
RED
/18
ORG
ORG
/18
TOP HEATER
COM
BLU/16
WHT
WHT/16
WIRE COLOUR CODE & SYMBOL
RED : RED WHT : WHITE
BRN : BROWN
ORG : ORANGE
BLK : BLACK
BLK : BLACK
BLU : BLUE
GRY : GREY
GRY : GREY
GRN : GREEN
HV : HIGH VOLTAGE WIRE
/16 : WIRE THICKNESS = AWG16
/18 : WIRE THICKNESS = AWG18
/16 : WIRE THICKNESS = AWG16
/18 : WIRE THICKNESS = AWG18
NO INDICATION SHOWS WIRE THICKNESS = AWG22
WHT
GRY
GRY
WHT/16
WHT/18
BRN/18
BLK
WHT/18
RED/18
BRN
NC
SWITCH
MONITOR
CUT-OUT
THERMAL
MG
FILTER
NOISE
F8A
FUSE
RY
4
4
COM
N.O
FUSE 15A
EARTH
BLU
BRN
NEUTRAL
LIVE
NOISE SUPPRESSION COIL
/15
/15
G-Y/15
N
L
10M/0.5W
4700p/250V
4700p/250V
680K/0.5W
1.16 F
AC2100V
CAPACITOR
H.V. RECTIFIER
RECTIFIER
ASYMMETRIC
TRANSFORMER
POWER
MAGNETRON
TURNTABLE
MOTOR
TM
T
FAN
MOTOR
FM
1ST
LATCH
LATCH
CUT-OUT
THERMAL
OVEN
OL
OVEN LAMP
UNIT
CONTROL
N.O
COM
N.O
COM
B2
B1
RY
2
2
RY
3
3
RY
1
1
A3
RY
5
5
A7
A5
A1
SWITCH
DOOR
B3
B4
STOR
THERMI-
0.22 /250V
*
*
*
*
*
*
INDICATES PARTS WITH POTENTIALS OVER 250V
230-240V 50Hz
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