Manual Structure; Purpose Of This Manual; Contents - Sony DNW-A100 Maintenance Manual

Purpose of this manual

Contents

Maintenance manual
part 2 volume 1
(9-967-659- )
8

Manual Structure

This manual is the Maintenance manual part 2 volume 1 of digital video hybrid
recorder DNW series. DNW series includes the following models.
DNW-A100/A100P
DNW-A50/A50P
DNW-A45/A45P
This Maintenance manual part 2 is intended for use by trained system and service
engineers, and provides the information that premises the parts level service (parts
replacement, guideline for adjustment, schematic diagrams, board layouts, detailed
parts list) . Moreover, provides the information for the following optional boards.
BKDW-505/506 Analog Composite Decoder Board
BKNW-103 SDTI Input Kit
BKNW-104 Analog Component Input Board
BKNW-105 AES/EBU I/F Kit
This manual (volume 1) explains about parts replacement and guideline for adjust-
ment.
This manual is organized by following sections.
Section 1 Service Overview
Explains the information of circuit protection devices, NV-RAMs, alignment tapes,
and extension boards, the removal of PLCC IC, and the service actions after replac-
ing/repairing the mounted circuit boards.
Section 2 Electrical Alignment Overview
Explains the overview for electrical alignment.
Section 3 Electrical Alignment
Explains the electrical alignment for the maintenance of this unit.
Section 4 Electrical Alignment for Optional Boards
Explains the electrical alignment for the maintenance of optional boards.
Section 5 Replacement of Main Parts
Explains the replacement of mechanical parts, power supply unit, hard disk drive
(HDD), and circuit boards.
Section 6 Electrical Alignment after Main Parts Replacement
Explains the electrical alignment associated with replacement of parts that are
described in Section 5.
Section 7 Tape Path Alignment
Explains the tape path alignment after replacement of parts that are described in
Section 5.
DNW-A100/A50/A45
DNW-A100P/A50P/A45P