Table 3-10. H/S Disc Add-On Configuration Switches - HP 330 Service Information Manual

The optional high-speed disc interface configuration switches control:
• Select Code, 0 through :U.
• Interrupt Level, 3 through 6.
• System Controller.
• Low/High Speed.
Switches on the system interface board for high-speed disc interface configuration are shown in
Table 3-10. Refer to Figure 3-22 to locate these switches.
Table 3-10. High-Speed Disc Add-On Configuration Switches
Switch
Label Function/How
It's
Used
SELECT Select Code: 1 (L) is LSB, 5 (M) is MSB
Shipped with SC-14
(1 - 5)
INT (6) Interrupt Level: LEV (7) is MSB
LEV (7)
76
- -
00 = Level 3
o
1 = Level 4 (Shipped setting)
1 0 = Level 5
1 1 = Level 6
SC (8)
System Controller
1 = System Controller (Shipped setting)
o
= Not System Controller
LOW (9) Low/High Speed
0= Low Speed
1 = High Speed (Shipped setting)
108
Functional Description