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 Ultra 30 / Netra t 1100A16 
 FAB 270-3139-03/04/05 Jumper Settings
| JUMPER | PINS | SETTING | DESCRIPTION |  
| J0103 | 1-2 2-3
 | In In
 | Bypass CPU in scan chain Include CPU in scan chain (default)
 |  
| J2604 | 1-2 2-3
 | In In
 | RS-232 RS-423 (default)
 |  
| J2605 | 1-2 2-3
 | In In
 | RS-232 RS-423 (default)
 |  
| J2702 | 1-2 2-3
 | In In
 | Select FPROM (default) Select ROMBO
 |  
| J2703 | 1-2 2-3
 | In In
 | FPROM write protect (default) FPROM write enable
 |  
| J2804 | 1-2 2-3
 | In In
 | FPROM high half booting FPROM low half booting (default)
 |  
| J3001 | 1-2 2-3
 | In In
 | ÷3 mode (250MHZ/300MHz) ÷2 mode (167MHz/200MHz)
 |  Miscellaneous Connectors
| CONNECTOR | PINS | DESCRIPTION |  
| J1801 | 1-80 | SCSI and Floppy Bus |  
| J2303 | 1-8 | Ethernet test (factory use) |  
| J2602 | 1-8 | Serial test (factory use) |  
| J2801 | 1-3 | Button XIR/POR (factory use) |  
| J2802 | 1-32 | ROMBO (factory use) |  
| J2803 | 1-8 | JSCC (factory use) |  
| J2901 J2901
 | 1-20 1-16
 | Sense from Power Supply (FAB 03) Sense from Power Supply (FAB 04/05)
 |  
| J2902 | 1-8 | DC Power from Power Supply |  
| J2906 | 1-4 | Rear Fan power |  
| J2907 | 1-2 | Front Fan power |  
| J2909 | 1-12 | DC Power from Power Supply |  
| J3504 | 1-4 | On/Off Switch |  
 
  
 
 Configured System Boards
| PART NUMBER
 | MEMORY SIZE
 | SIMM SIZE
 | NUMBER SIMMs
 | SPARC MODULE
 | MODULE CACHE
 |  
| 501-4101 | 128MB | 32MB | 4 | 250MHz | 1MB |  
| 501-4340 | 128MB | 32MB | 4 | 300MHz | 2MB |  
| 501-4341 | 512MB | 128MB | 4 | 300MHz | 2MB |  
 System Codenames
| System | Codename |  
| Ultra 30 | Quark |  
| Netra t 1100 | Lightweight |  Notes
The minimum operating system is Solaris 2.5.1 Hardware: 4/97.
The flash PROM is soldered to the system board.
Use the Flash PROM Programming Utility to update the flash PROM. 
 Graphics Notes
FFB2+ is not compatible with 300MHz Module 501-4196.
FFB2+ is not compatible with 300MHz Module <=501-4849-02.
Elite3D is not compatible with 300MHz Module 501-4196.
Elite3D is not compatible with 300MHz Module <=501-4849-02.
 Memory Notes
Two DIMMs form a pair. Two pairs of DIMMs form a quad.
The minimum memory requirement is two DIMMs in any adjacent pair.
DIMMs can be installed in any order of pairs.
Interleaving requires a fully populated quad.
Each quad addresses 512MB of memory.
 PCI Slot Numbering
| SLOT | BUS | DEVICE TREE |  
| 1 | A | pci@1f,2000/*@1,* |  
| 2 | B | pci@1f,4000/*@2,* |  
| 3 | B | pci@1f,4000/*@4,* |  
| 4 | B | pci@1f,4000/*@5,* |  
PCI Bus B shares the address/data bus with onboard Audio, Ethernet, Flash,
Floppy, Keyboard, Mouse, NVRAM, Parallel, SCSI, and Serial devices.
 
 References
 Ultra 30 Service Manual, 802-7719.Ultra 30 ShowMe How CD-ROM, 704-5681. 
 Flash PROM Programming Guide, 802-3233. 
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