Motor Holder Block Assy And L Motor Block Assy - Sony DCR-PC350 Service Manual

DV MECHANICAL ADJUSTMENT MANUAL VII

3-5. Motor Holder Block Assy and L Motor Block Assy

1. Removal procedure
1) Remove soldering at the two locations 1, and remove the FP-
467 flexible board from the motor holder block assy (loading)
3.
2) Remove the screw (special head screw M1.4 × 2.0) 2.
3) Remove the motor holder block assy (loading) 3 by pulling it
off from the claw A.
4) Release the three claws B and remove the motor shield 4.
5) Remove the deceleration gear 5.
6) Release the claw C and remove the worm shaft 6.
7) Release the two claws D and remove the L motor block assy
7 from the motor holder.
Points to be noted
Lead-free solder
∅
Wire type : 0.6
Temperature of the : 320 ° C
soldering iron tip
Contacting time of : within 2 sec.
soldering iron tip
1 Soldering at the
two locations
3 Motor holder block
assy (Loading)
Claw A
A
Soldering
• Be careful not to create the
hollow soldering, Br, and there
must be no lacking of parts.
• Be careful not to melt the detent
of the holder.
• Be careful not to melt the END cover.
• Be careful not to break the terminals
due to attaching the soldering iron too
long time.
FP-467
flexible board
2 Screw
(M1.4 × 2.0)
WORM SHAFT
Install it from
the worm side.
G
2. Attachment procedure
1) Confirm the direction of the L motor block assy 7. Align the
dowels E then install into the motor holder. (Insert the motor
worm so that the motor worm does not touch the motor holder,
and fix it with two claws D.
2) Engage the three claws B and install the motor shield.
3) Apply 2.0 g of grease (at 2 locations) to the bottom F of the
motor holder.
4) Install the worm shaft 6 from the worm side and set the claw.
5) Install the reduction gear 5.
6) Engage the claw A and align the two dowels G. Then install
the motor holder block assy (loading) 3 in the mechanical
chassis block. Install the screw (special head screw M1.4 ×
2.0) 2.
Tightening torque: 0.059 ± 0.01N•m (0.6 ± 0.1kgf•cm)
7) Make soldering at the two locations 1. Install the motor holder
block assy (loading) 3 into the FP-467 flexible board 4.
Two claws D
Motor holder
Claw C
6 Worm shaft
The Points in
Reassembling
Attach it while
opening the claw.
Claw C
Motor
holder
— 16 —
7 L motor block assy
Dowel E
4 Motor shield
Three claws B
5 Deceleration
gear
Apply Grease
The Points
in Reassembling
F
Amount of grease to be applied
: 2.0 mm dia (at 2 locations)
DECELERATION GEAR
The Points
in Reassembling
Align any one of the
four holes with the
hole of motor holder.