HP RTEA manual Scsi

*
*		SCSI	#1
*		========
*	5	SCSI 7980S	27B	4
*	14	DAT tape	27B	3
* 12–13		650A	27B	5
* 10–11		SCSI hard disk	27B	6
*	50	SCSI floppy(single sided)	27B	0
*	51	SCSI floppy(double sided)	27B	0
*
*		HP–IB #1
*		========

*High–speed disk interface bus (load resistors installed),

*maximum cable length 12 meters, 1 meter per device–load.

* ========

*Maximum of 4 devices (up to four disks, four 9144/45 cartridge

*tape units, or three of the above and one 7974/79/80).

* ========

*If a 7974/79/80 is on the bus, the maximum cable length is

*8 meters.

* ========

*If this interface is connected to the 12122A internal disk

*in the 248X computer, no other device can be connected to this

*interface.

*
*	15	HP–IB #1 controller	27B	36B
*
* 18–19		HP–IB disk	27B	0
*	9	9144/5 standalone CS–80 cartridge tape 27B		1
* 16–17		HP–IB disk	27B	2
*	30	HP–IB disk (20MB)	27B	2
*	24	CS–80 compatible cartridge tape cache	27B	2
*	53	3.5” single–sided disk (9153/4)	27B	2
*	54	3.5” double–sided disk (9153/4)	27B	2
*	7	7974A/7978A streaming tape drive	27B	3
* 44–47		9133XV/4XV 5.25” Winchester hard disk	27B	4
* 36–37		9122D double–sided floppy	27B	5
* 32–33		9121 flexible disk	27B	6
* 41–43		9133H/34H 5.25” Winchester fixed disk	27B	7
*	61	9133H 3.5” flexible disk	27B	7
*
*		HP–IB #2
*		========

*Low speed magnetic tape bus (load resistors installed),

*a maximum of 2 7970 tape drives are supported.

* ========

*Maximum cable length is 20 meters.

*	40	HP–IB #2 controller		26B	36B
*	8	7970	HP–IB tape drive	26B	4
*	28	7970	HP–IB tape drive	26B	6
*
*				HP–IB #3
*				========

*High speed magnetic tape bus (load resistors installed),

*a maximum of 2 7974/79/80 tape drives are supported.

*	========
*	Maximum cable length of 10 meters.