SAMSUNG DVD-P142 – POWER [SMPS] SCHEMATIC - NO POWER
SAMSUNG DVD-P142 – POWER [SMPS]
SCHEMATIC
Power Supply Regulator [SMPS]
Circuit Diagram _ Disc Mechanism – Exploded View – No Power
Problem
Description. - No Power etc.
Cause - Commutator short in Spindle motor due to an insufficient amount of Oil. As the result of reliability by manufacturer, the Mabuchi Motor is superior to the Johnson's one.
SVC Action - use a feed motor which is manufactured by Mabuchi to repair the defective unit.
The difference of two feed motors.( Label sticker )
Cause - Commutator short in Spindle motor due to an insufficient amount of Oil. As the result of reliability by manufacturer, the Mabuchi Motor is superior to the Johnson's one.
SVC Action - use a feed motor which is manufactured by Mabuchi to repair the defective unit.
The difference of two feed motors.( Label sticker )
DISC MECHANISM EXPLODED VIEW
