Step 5: setting the jumpers – Sony CD-R/RW User Manual
Page 6
The following table shows the function of each jumper.
Notes:
●
The upper row of pins is (without position KEY) is ground.
●
Remove jumper to set OFF, install jumper to set ON.
●
ID SELECT, ACTIVE TERM, and TEST MODE are recognized when
the power supply is turned on or the SCSI bus is reset.
●
TEST mode is used exclusively for factory testing.
Do not set TEST mode to ON. Doing so may cause unexpected
(disastrous) results.
Hardware Installation 11
Step 5: Setting the Jumpers
Set jumpers on rear of drive unit according to your computer configuration.
Jumpers are factory preset as shown below.
10 Hardware Installation
ID 1
TEST
ACTIVE TERM
ID 2 ID 4
Jumper
ACTIVE
TERM
ID SELECT
ID number
0
1
2
3
4
5
6
Jumper settings
OFF
ON
OFF
ON
OFF
ON
OFF
OFF
OFF
ON
ON
OFF
OFF
ON
OFF
OFF
OFF
OFF
ON
ON
ON
TEST
ON:
Enables test mode
OFF:
Enables normal operation
Function
ON:
Enables active termination
OFF:
Disables active termination
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.
Factory settings
ID 1
TEST
ACTIVE TERM
ID 2 ID 4