Pioneer KEH-M5500 UC Service Manual page 83

@ MS Operation
O Be FR lock arm
FWD pinch roller unit
FWD pinch roller unit
Head base FF/REW lever,
hole for lock
Head base
oO
eee | a Cae, FF fever
Fig. 10
REW lever
The head base is moved back by switching the key-off so-
lenoid off from the REW or FF condition, and is lowered
(rotated) FWD pinch roller unit. The FWD pinch roller unit
presses the bending part of FR lock arm to make it rotate
in the direction that releases the lock. The lock of the FF/
REW lever is consequently released.
Subsequently, the head comes out from the ATSC to en-
able PLAY condition.