Print Head Assembly - Sharp DP-750 Service Manual

2-3-3 Print Head Assembly

(1) Print control
Printing is carried out by the print head
comprising of 9 solenoids and moving from left
to right. The print timing is controlled by the
home position sensor (HP), dot pulse sensor
(DP), and reset pulse sensor (RP).
Print head
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HP
DP
RP
Print solenoid #1
Print solenoid #2
Print solenoid #3
Print solenoid #4
Print solenoid #5
Print solenoid #6
Print solenoid #7
Print solenoid #8
Print solenoid #9
Home position sensor
Dot pulse sensor
Reset pulse sensor
(2) Head drive assembly
Head assembly
Carriage drive pulley
Timing belt assembly
Carriage drive pulley
Carriage drive gear
Bevel gear 1
(3) Print head drive assembly
Print wire
Armature
Nose assembly
5
Carriage
Bevel gear 2
Wire spring
Armature stopper
Armature spring
Solenoid assembly