PIONEER CX938 Repair Manual

CX-938
3. MECHANISM DESCRIPTIONS
- Inserting the Magazine
1. When the magazine is inserted against the force of the EJECT lever spring, the lock arm comes in along the groove
in the rear side of the magazine to lock (see Fig. 30).
Direction of the magazine insertion
Magazine
Lock arm
Groove in the rear of
the magazine
EJECT spring
EJECT lever
Lock arm
When the magazine is locked
Fig. 30
2. The magazine lock is detected when the detection arm moves along the EJECT lever cam section and presses the
magazine detection switch mounted on the CD core unit.
When the magazine is not inserted, the detection arm is held at the SW OFF position by the EJECT lever cam (see
Fig. 31).
When the magazine starts insertion, the lock arm starts moving along the groove in the rear of the magazine. Then
the lock arm stops at the detection arm "stop" position. Although the detection arm tries to move in the SW ON
direction, the lock arm stops it. (See Fig. 32.)
When the magazine is completely inserted, the magazine to lock. At the same time, the detection arm is released to
press the magazine detection switch with spring force. (See Fig. 33)
When the magazine is not insertedAfter the magazine has been inserted
EJECT lever cam
SW ON
Magazine detection
switch
Detection arm
Stop
Stop
Lock armMoves alongLocated at the lock
the groove inposition along the groove.
the magazine.
Fig. 31Fig. 32Fig. 33
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