SPARCstation[tm] 20 Workstation

4-Slot SBus Logic Enclosure

System Board
Memory Modules

CODE	PART #	DESCRIPTION
1 - - - 2 3 4 5 6 7 - - - - -	540-2438 240-1530 340-2915 540-2548 330-1450 540-2547 261-1009 330-1683 370-1579 501-2462 240-2159 330-1753 530-2053 530-2066 530-2080	Base Assembly (phased out Nov/Dec 1996) M3 × 6 mm Screw, Speaker Assembly Chassis Right Side Vent Panel (TurboZX requires 2548-02) Foot Right Front Corner Purple Chassis Label Left Front Corner Speaker SCSI I/O Board M2 × 5 mm Screw Bracket Internal SCSI Cable, 660 mm DC Wire Harness Speaker and LED Wire Harness
8	540-2443 540-2560 540-2699 540-3988	535MB Disk Drive Assembly/FRU 1.05GB Disk Drive Assembly/FRU 2.1GB Disk Drive Assembly/FRU 4.2GB Disk Drive Assembly/FRU
9	560-2044 540-2640 330-1836	Fan Kit Fan Assembly, 4 CFM Fan Installation Tool
10 10	300-1215 300-1279	150 Watt Power Supply (obsolete) 150 Watt Power Supply
11 - - - - -	540-2500 240-1463 240-2086 330-1748 340-3046 370-1679	CD-ROM Assembly/FRU #6-32 × 1/4" Screw M3 × 4 mm Screw Mounting Grommet Mounting Bracket CD-ROM Drive
12	540-2553	CD-ROM Filler Panel, Purple
13 - - - 13 - -	540-2509 240-2121 330-1748 370-1419 370-2151 240-1530 240-2295	Floppy Drive Assembly #6-32 Shoulder Screw Drive Mounting Grommet Floppy Drive Floppy Drive Assembly/FRU (replaced 540-2509 12/95) M3 × 6 mm Screw M3 Shoulder Screw
14 14	540-2551 540-2552	Floppy Filler Panel without cutout, Purple Floppy Filler Panel with cutout, Purple
NS	240-2101	M3 Machine Screw, CPU, P/S, and Top Cover
NS	250-1200	Spring for M3 Screw, CPU, P/S, and Top Cover
NS	260-3059	Sun Logo
NS	261-1269	SPARCstation 20 Nameplate
NS	261-2071	SPARCserver 20 Nameplate
NS	261-4598	Netra i Nameplate
NS	261-4599	Netra s Nameplate
NS	530-2067	Internal Floppy Cable, 190 mm
NS	530-2316	Floppy DC Power Filter Cable, 76 mm
NS -	540-2434 240-2195	Top Cover Assembly Tinnerman Clip (added to 540-2434-03)
NS	540-2540	Lockbox Assembly

SPARCstation 20 Workstation

4-Slot SBus Logic Enclosure

System Board
Memory Modules
(please use Search function to find other SS20 components)

CODE	PART #	DESCRIPTION
1 - - - 2 3 4 5 6 7 - - - - -	540-2850 240-1530 340-3397 540-2847 330-1450 540-2848 261-1009 330-1683 370-1579 501-2462 330-1753 530-2278 530-2279 530-2291 530-2341	Base Assembly (phased in July 1996) M3 × 6 mm Screw, Speaker Assembly Chassis Right Vent Panel (supports TurboZX) Foot Right Front Corner Purple Chassis Label Left Front Corner Speaker SCSI I/O Board Bracket Internal SCSI Cable, 485 mm DC Wire Harness Speaker and LED Wire Harness (obsolete) Speaker and LED Wire Harness
8	540-2443 540-2560 540-2699 540-3988	535MB Disk Drive Assembly/FRU 1.05GB Disk Drive Assembly/FRU 2.1GB Disk Drive Assembly/FRU 4.2GB Disk Drive Assembly/FRU
9	560-2044 540-2640 330-1836	Fan Kit Fan Assembly, 4 CFM Fan Installation Tool
10	300-1279	150 Watt Power Supply
11 - - - 12	540-2852 240-2296 330-2036 370-2102 540-2845	SunCD 4 CD-ROM Assembly/FRU M3 Shoulder Screw Mounting Grommet SunCD 4 CD-ROM Drive CD-ROM Filler Panel, Light Grey
13 - - - - NS NS	540-2854 240-2318 330-2036 340-3401 370-2302 530-2277 530-2316	Floppy Drive Assembly/FRU M2.5 × 3 mm Screw Mounting Grommet Mounting Bracket Floppy Drive Internal Floppy Cable, 250 mm Floppy DC Power Filter Cable, 76 mm
14 14	540-2846 540-2853	Floppy Filler Panel without cutout, Light Grey Floppy Filler Panel with cutout, Light Grey
NS	240-2101	M3 Machine Screw, CPU, P/S, and Top Cover
NS	250-1200	Spring for M3 Screw, CPU, P/S, and Top Cover
NS	260-3059	Sun Logo
NS	261-1269	SPARCstation 20 Nameplate
NS	261-2071	SPARCserver 20 Nameplate
NS	261-4598	Netra i Nameplate
NS	261-4599	Netra s Nameplate
NS	540-2844	Top Cover Assembly
NS -	540-2540 240-2206	Lockbox Assembly M3 × 12 mm Screw