Replacement Of Main Parts; Note On Replacing The Parts - Sony BKNW-116 Maintenance Manual

This section explains methods of replacing the following parts.
. Hard disk drive
. Power supply unit
. Circuit board
For other parts, refer to Section 3-1 (Exploded Views).
c
. Turn off the power and wait till this unit cools when replacing the fans.
. Turn off the power and wait till a heat up device cools when replacing HDDs or its
peripheral parts.

2-1. Note on Replacing the Parts

1. The method of parts replacement differs according to a number of power-
cooling-fan.
Serial No.
10001 through 10052
10053 and higher
2. The power supply unit of suffix -12 (part No.: 1-468-134-12) does not subject to
repair. When this power supply unit of suffix -12 has broken down, replace the
power supply unit of suffix -12 with the one of suffix -13 and higher. For the
part No. of power supply unit, check the label affixed to the portion shown in
the figure.
MODEL
PART NO.
SER. NO.
Label
BKNW-116
Section 2

Replacement of Main Parts

Number of fan
2
1
RPS-5110A
Check hear
1-468-134-
E73362
MADE IN JAPAN
Power supply unit
2-1 (E)