Deskpro 386/20e     (Discontinued Unit)

FEATURES AND SPECIFICATIONS

CONFIGURATION

SPARE PART NUMBERS


HARD DRIVE SPARES

Drive Size	Drive Type	Interlieve	Integrated	Minimum ROM	Spare PN	Controller Assy No.
20 MB	2	1:1	Yes	M.2	114465-001	NA
20 MB	2	3:1	Yes	M.2	112527-001	NA
40 MB	22	1:1	Yes	M.2	122187-001	NA
40 MB	43	1:1	Yes	M.2	112526-001	NA
60 MB	55	1:1	Yes	R.3	122079-001	NA
84 MB	27	1:1	Yes	N.2	112438-001	NA
110 MB	33	1:1	Yes	M.2	112525-001	NA
120 MB	50	1:1	Yes	R.3	122080-001	NA
210 MB	51	1:1	Yes	P.6	124013-001	NA
320 MB	28	1:1	No	N.2	115182-001	001283  001628
Hard Drive Expansion Unit						001283  001472  001628   WD1009


SYSTEM BOARD SPARES

Product	Assy No.	Spare PN	Switch/Jumper
386 System Board	00935	112571-001	Yes
386 System Board	001196	112571-001	Yes
386 System Board	001316	112571-001	Yes
386 System Board	001625	112571-001	Yes
386 System Board	001906-001	112571-001	Yes
386 System Board *	001906-002	126528-001	Yes

* Integrated Advanced VGA.  Used only in systems with a "256 VGA" label applied to back of unit.


CONTROLLER SPARES

Product	Assy No	Spare PN	Switch/Jumper
Advanced ESDI Controller Board
WD1009	122370-001	Yes
Tape Adapter Board (135 MB and 150/250 MB)	000774	113259-001	Yes
ESDI External 300/600 MB Hard Drive Controller Board	001091	115839-001	Yes
15 MHz ESDI Controller Board	001283	121667-001	Yes
15 MHz ESDI Controller Board	001628	121667-001	Yes
ESDI/Diskette Controller Board	001472	115374-001	Yes


ROMS SPARES

System ROM Revisions for System Board

Assy Nos. 000935, 001196, 001316, 001625, 001906-001 (Spare PN 112694-001)

Revision	PN on ODD ROM	PN on EVEN ROM
M.2	112673-003	112674-003
M.4	112673-004	112674-004
N.2	112673-005	112674-005
N.3	112673-006	112674-006
P.6	122095-001	122096-001
R.3	122095-002	122096-002
R.4	124049-001	124050-001

System ROM Revisions for System Board Assy No. 001906-002 (Spare PN 126551-001)

Revision	PN on ODD ROM	PN on EVEN ROM
021491	126545-003	126546-003
022691	126545-004	126546-004
061391	126545-005	126546-005


SYSTEM BOARD SPECS

*	20 MHz 386 DX microprocessor
*	20 MHz Cache Memory Controller
*	Flex Architecture

SYSTEM UNIT

Dimensions

	Height	6.4 in
	Depth	16.5 in
	Width	19.8 in
	Weight, Model 300	44.1 lb
	Weight, Model 110	42.0 lb
Power Supply

	Operating Voltage	120V, 60 Hz, not ALS
	Steady-state Power	192 W
	Peak Power	220 W
	Fuse	5A
Temperature Range

	Operating	50ø - 104ø F.
	Nonoperating	50ø - 104ø F.
	Shipping	-22ø - 140ø F
Relative Humidity

	Operating	20% to 80%
	Nonoperating	5% to 90%


KEYBOARD SPECS

Dimensions

	Height	1.5 in
	Depth	8.3 in
	Width	19.3 in
Weight	3.8 lb


CONTROLLER CONFIGURATION

Advanced ESDI Controller (WD1009)

EISA OPERATION SW500 SETTINGS

Primary or Secondary Controller:

S1	OFF *
S2	ON *
S3	OFF *
S4	ON *
S5	OFF
S6	ON
---------------------------------------------------------------------------

* Under EISA operation, the auto-configuration utility overrides these default settings

ISA OPERATION SW500 SETTINGS

Primary Controller:		Secondary Controller:
S1	OFF	S1	ON
S2	ON	S2	OFF
S3	OFF	S3	OFF
S4	ON *	S4	OFF *
S5	OFF	S5	OFF
S6	OFF	S6	OFF
* This switch does not apply under ISA operation because ISA data transfers

  are programmed I/O transfers and not DMA (direct memory access)

SW500 Settings

1	2	3	4	5	6	Function
OFF						Primary hard drive address select (default)
ON						Secondary hard drive address select
	OFF	OFF				Interrupt select IRQ15
	ON	OFF				Interrupt select IRQ14 (default)
	OFF	ON				Interrupt select IRQ12
	ON	ON				Interrupt select IRQ11
			ON			DMA channel 6 (default)
			OFF			DMA channel 3
				ON		Slot specific addressing
				OFF		Normal addressing * (default)
					ON	Operational mode (default)
					OFF	Reserved
* No software drivers available at this time for slot-specific addressing.

ESDI External 300/600 MB Hard Drive Controller Board Switch Settings

(Assy No. 001091)

SW500 Settings

1	2	3	4	Function
OFF				Primary Hard drive address select (default) *
ON				Secondary Hard drive address select
	OFF	OFF		Interrupt select IRQ15
	ON	OFF		Interrupt select IRQ14 (default)
	OFF	ON		Interrupt select IRQ12
	ON	ON		Interrupt select IRQ11
			OFF	Reserved
* Requires IRQ14 setting.15 MHz ESDI Controller Board Switch Settings (Assy No. 001283)

15 MHz ESDI Controller Board Switch Settings (Assy No. 001628)

1	2	3	4	Function
ON				Secondary address 37X and 17X
OFF				Primary address 3FX and 1FX (default) *
	OFF	OFF		Interrupt Select IRQ15
	ON	OFF		Interrupt Select IRQ14 (default)
	OFF	ON		Interrupt Select IRQ12
	ON	ON		Interrupt Select IRQ11
			OFF	Reserved
 * Requires IRQ14 setting.


SYSTEM BOARD CONFIGURATION

386 System Board Switch Settings (Assy Nos. 000935, 001196, 001316)

SW1 Settings

1	2	3	4	5	6	7	8	Function
ON								Enable fail safe timer (default)
OFF								Disable fail safe timer
	ON							387 coprocessor installed
	OFF							387 coprocessor not installed or Weitek installed (default)
		ON						Disable memory caching in 12 MB through 16 MB range
		OFF						Enable memory caching in 12 MB through 16 MB range (default)
			ON					CPU boot speed 20 MHz, except 8 MHz when accessing diskette drive
			OFF					CPU boot speed 20 MHz (default)
				OFF				Reserved
					ON			EGA, RGBI, or VGC/VGA (default)
					OFF			Third party monochrome (MDA only)
						OFF	OFF	256 KB base memory
						ON	OFF	512 KB base memory
						ON	ON	640 KB base memory (default)
						OFF	ON	Reserved

SW2 Settings (Assy Nos. 000935, 001196, 001316)

1	2	3	4	5	6	7	8	Function
OFF								Primary diskette and Hard drive address select (3FX and 1FX) (default)
ON								Secondary diskette and Hard drive address select (37X and 17X)
	OFF							Enable power on password (default)
	ON							Disable power on password
		OFF						Enable integrated Hard drive controller (default)
		ON						Disable integrated Hard drive controller
			OFF	OFF				Serial interface COM1 IRQ4 (default)
			ON	OFF				Serial interface COM2 IRQ3
			ON	ON				Disable serial interface
			OFF	ON				Reserved
					ON	OFF		Select printer interface LPT1 (3BX) (default)
					OFF	ON		Select printer interface LPT2 (37X)
					ON	ON		Disable printer interface
					OFF	OFF		Reserved
							OFF	Enable integrated VGC/VGA (default)
							ON	Disable integrated VGC/VGA
Jumper	Setting	Function
E4	1 - 2	Enable IRQ12 from bus, disable pointing device
E4	2 - 3	Enable pointing device interface (default)
E10	1 - 2	8 bit video ROM (default)
E10	2 - 3	16 bit video ROM

386 System Board Switch Settings (Assy Nos. 001625, 001906)

Switch	Setting	Function
S1	ON	Enable integrated VGA/VGC (default)
S1	OFF	Disable integrated VGA/VGC
S2	ON	Disable Power On Password
S2	OFF	Enable Power On Password (default)


HARD DRIVE SPECS

Fixed Disk Drives	Quantity Supported	Drive Positions	Controller Required
650 Megabyte Fixed Disk Drive	up to 4 external	Fixed Disk Expansion Unit (optional)(2 per controller)	15 MHz ESDI
320 Megabyte Fixed Disk Drive	1 *	D	15 MHz ESDI (optional)
300 Megabyte Fixed Disk Drive	up to 4 external	Fixed Disk Expansion Unit (optional) (2 per controller)	15 MHz ESDI
210 Megabyte Fixed Disk Drive	up to 2	C, D	on System Board
120 Megabyte Fixed Disk Drive	up to 2	C, D	on System Board
110 Megabyte Fixed Disk Drive	up to 2	C, D	on System Board
84 Megabyte Fixed Disk Drive	up to 2	C, D	on System Board
60 Megabyte Fixed Disk Drive	up to 2	C, D	on System Board
40 Megabyte Fixed Disk Drive	up to 2	C, D	on System Board
20 Megabyte Fixed Disk Drive	up to 2	C, D	on System Board
Fixed Disk Expansion Unit Model 650	up to 2	External	15 MHz ESDI (optional)
Fixed Disk Expansion Unit Model 300	up to 2	External	15 MHz ESDI (optional)


ROMS SPECS

System ROM Locations (Assy Nos. 000935, 001196, 001316)

U141	ODD
U156	EVEN


TAPE DRIVE SPECS

Tape Drives	Quantity Supported	Positions Supported	Controller Required
320/125 Megabyte Tape Drive	1	D	SCSI Option Adapter Board
150/250 Megabyte Tape Drive	1	D	Tape Adapter *
80/120 Megabyte Tape Drive with Compression	1	D	on System Board
60 Megabyte Tape Drive with Compression	1	D	on System Board

* The 320 MB Fixed Disk Drive is only supported in a Model 1.


MEMORY CONFIGURATION

Run Compaq Diagnostics Setup Utility after installing memory.


FLOPPY DRIVE SPARES

  BREAKDOWN

Breakdown Number	Description	Part Number
20.	1.44 Megabyte Diskette Drive	122392-001
21.	1.2 Megabyte Diskette Drive	112566-001
22.	650 Megabyte Fixed Disk Drive w\ rails	115181-001
23.	510 Megabyte Fixed Disk Drive w\ bracket	128142-001
24.	340 Megabyte Fixed Disk Drive w\ bracket	128141-001
25.	210 Megabyte Fixed Disk Drive w\ bracket	124013-001
26.	120 Megabyte Fixed Disk Drive w\ bracket	122080-001
27.	60 Megabyte Fixed Disk Drive w\ bracket	122079-001
28.	1.3/2.0 Gigabyte Digital Audio Tape Drive	131149-001
29.	320/525 Megabyte Tape Drive	116804-001
30.	80/120 Megabyte Tape Drv w\ Compr.	122087-001
31.	60  Megabyte Tape Drive	112524-001
32.	525 Megabyte Tape Cartridge	116604-001 *
33.	60 Megabyte Tape Cartridge	121683-001 *
34.	120 Megabyte Tape Drive	115233-001 *
35.	1.3 Gigabyte Tape Cartridge	122027-001 *
 * Not Shown


CABLES SPARES

 BREAKDOWN

Breakdown Number	Description	Part Number
36.	Drive Power Cable	129227-001
37.	Fixed Disk Drive Signal Cable (single)	129226-001
38.	Diskette Drive Signal/Power Cable (single or dual) 3.5 diskette drive	129228-001
39.	Fixed Disk Drive Signal Cable (dual)	129352-001
40.	Diskette/Tape Drive Signal Cable (single or dual) 5.25 diskette drive	129229-001


FEATURES AND SPECIFICATIONS

SYSTEM BOARD

KEYBOARD

HARD DRIVE

TAPE DRIVE

ROMS


CONFIGURATION

CONTROLLER

SYSTEM BOARD

MEMORY

FLOPPY


SPARE PART NUMBERS  ** OBSOLETE **

FLOPPY DRIVE

HARD DRIVES

SYSTEM BOARD

CONTROLLER

ROMS

CABLES


DRIVE BREAKDOWN


FLOPPY CONFIGURATION

	3 1/2"	1.2-MB	60-KB
	1.44-MB	5 1/4"	5 1/4"
LED Read/Write	Green/Orange	Green/Orange	Green/Orange
Capacity	1.44MB/720KB	1.2MB/360KB	360KB
Number Support	2	2	2
Height	1/3	1/3	1/3
Rotation (rpm)	300	360	300
Transfer Rate (bits/sec)	500K/250K	500K/250K	250K
Bytes/Sector	512	512	512
Sectors/Track (high/low)	18/9	15/9	9
Tracks/Side (high/low)	80/80	80/40	40
Access Times (ms, high/low)
Track-Track	3/6	3/10	6
Average	80/60	80/133.3	80
Settling	15	15	15
Latency Avg	100	84	100
Cylinders (high/low)	80/80	80/40	40
Read/Write Heads	2	2	2