Section 4 Replacement Of Main Parts; General Information For Parts Replacement; Index - Sony PDW-U4 Service Manual

This chapter describes how to replace the periodic replacement parts, main mechanical parts, and
mounted circuit board.

4-1. General Information for Parts Replacement

4-1-1. Index

The parts that are explained each replacement procedure in this section are shown below.
Mechanical parts
Note
After replacing/repairing the optical block assembly, perform the steps after replacement/repair. (Refer to
"4-5-2. Action after Replacement or Repair".)
(4)
(5)
(1)
(3)
NO. Part name
1 Loader assembly
2 Loading motor assembly
3 Sled motor assembly
4 Optical block assembly (OP-0)
5 Optical block assembly (OP-1)
6 Spindle motor
7 DC fan (52 square)
8 DC fan (40 square)
Section 4
Replacement of Main Parts
(8)
(3)
(6)
(7)
(2)
Procedure
"4-3. Loader Assembly"
"4-4. Loading Motor Assembly"
"4-6. BU Assembly Sled Motor"
"Procedure for OP-0" in "4-5. Optical Block
Assembly"
"Procedure for OP-1" in "4-5. Optical Block
Assembly"
"4-7. Spindle Motor"
"4-8. DC Fan (52 Square) Assembly"
"4-9. DC Fan (40 Square) Assembly"
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