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Opening The Computer - Sony CDU926S User Manual

Sony user's guide cd-r drive unit cdu926s
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Remove the jumper to set to OFF, and install the jumper to set to ON.
The recommended jumper is AMP* Shunts (14227-1), JAE** Short
Socket (PS-2SH4-1) or equivalent.
The following table shows the function of each jumper.
Jumper
Function
DEVICE
The setting of this jumper determines whether the
TYPE
SCSI device type code in the inquiry data is WO
or CD-ROM.
ON:
OFF: CD-ROM
ID SELECT
Assign the drive unit's ID number by setting these
jumpers to ON or OFF. Do not assign the same
number as one used for other SCSI device.
ID number
KEY
Used to prevent the SCSI bus interface connector
from being plugged in upside down.
PREVENT/
ON:
ALLOW
OFF: Prevents insert and removal of a CD
TEST MODE
ON:
OFF: Enables normal operation.
Notes:
The upper row of pins (without KEY position) is ground.
ID SELECT, PREVENT/ALLOW, and TEST MODE are
recognized when the power supply is turned on or SCSI bus is reset.
TEST MODE is used exclusively for the factory testing. Do not set
TEST MODE to ON. Doing so may cause an unexpected result.
* AMP is a registered trademark of AMP, Inc.
** JAE is a registered trademark of Japan Aviation Electronics Industry, Ltd.
10
Installing the Drive Unit into the Computer
WORM
Jumper settings
0
1
2
OFF
OFF
OFF
0
ON
OFF
OFF
1
OFF
ON
OFF
2
ON
ON
OFF
3
OFF
OFF
ON
4
ON
OFF
ON
5
OFF
ON
ON
6
ON
ON
ON
7
Allows insert and removal of a CD caddy
with the eject button and the eject
command.
caddy with the eject button or an eject
command.
Enables test mode.
Factory settings

Opening the Computer

1
If your computer has its rear side covered by a plastic panel attached
with plastic hook pad, pull it off.
2
Remove the cover mounting screws.
3
Remove the cover of the computer.
Installing the Drive Unit into the Computer
11

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