Sony SMO-F551 Technical Manual page 18

A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
SCSI ID2, 1, 0
* This pin is NOT directly connected to the GND. Do not use this pin as GND. SMO-F551 drives the signal to
GND level depending on the functional switch setting. Otherwise, the signal is not driven to GND level.
18
SMO-F551 Technical Guide and Specifications
Sony Corporation 1998
Table 2.1 : Functional Switch Connector Pin Assignments
SCSI ID2
SCSI ID1
SCSI ID0
Disable SCSI Parity
Disable Write Cache
Disable Auto Spin-up
Force Verify for Write command
Disable Manual Eject
Enable Fast SCSI
Device Type
Enable Termination
Terminator Power
These pins are used for setting the SCSI ID of the drive. The
following table describes the setting combinations of SCSI ID.
B1 GND
B2 GND
B3 GND
B4 GND
*
B5 Reserved
*
B6 Reserved
*
B7 Reserved
*
B8 Reserved
*
B9 Reserved
*
B10 Reserved
B11 GND
B12 Terminator Power Source
Table 2.2 : SCSI ID Setting
SCSI ID Connector Pin
A1/B1
0 OFF
1 OFF
2 OFF
3 OFF
4 ON
5 ON
6 ON
7 ON
A2/B2 A3/B3
OFF OFF
OFF ON
ON OFF
ON ON
OFF OFF
OFF ON
ON OFF
ON ON