Sun 501-1689 SPARCStation IPC Motherboard 0MB, SPARC IPC, Vintage Sun, Sun-4/40 For Sale
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Sun SPARCstation IPC Motherboard Part# 501-1689Manufacturer: Sun MicrosystemsDescription: SPARCstation IPC Motherboard 0MB (FCC-A)NVRAM:M48T02 needs replacementCondition: Pulled from a working machine. Supported Sun Microsystems Workstations:
SPARCstation IPC / SPARC IPC / Sun-4/40
IPC Motherboard Part numbers:
501-1689 (FCC-A)
501-1835 (FCC-B)
501-1870 (FCC-B)
501-1974 (FCC-B)
Motherboard Specifications:
25MHz WEITEK CPU
12 SIMM Slots
0MB Memory
2 SBUS Slots
External HD50 SCSI
External Ethernet DB15
External DB13W3 Video Connector
External Mini-Din8 Keyboard Connector
External Audio Din8 Connector
Supported Memory SIMMs:
501-1697 - 1MB 30-pin 80ns SIMM
501-1625 - 4MB 30-pin 100ns SIMM
501-1739 - 4MB 30-pin 80ns SIMM
Manufacturer Notes:
The minimum operating system is SunOS 4.0.3c.
Use 1MB SIMM 501-1697-01.
Use 4MB SIMM 501-1625-01 or 501-1739-01.
Bug 1047696 affects the installation of SunOS 4.1.1 and 4.1.1 Rev B if 1MB and 4MB SIMMs are mixed. Install the 4MB SIMMs in Bank 0 when installing miniunix.
A shunt is installed on pins 1-2 of J0710 on CPU 501-1974. Install the shunt between Pins 2-3 to bypass the S4_Video ASIC.
SCSI bus errors may occur when multiple SCSI devices are used with CPU boards below 501-1689-06.
CPU boards below 501-1689-07 fail SunDiag Floppy Drive testing.
CPU boards with the 53C90A SCSI Controller require a patch to operate under SunOS 4.0.3c.
The 2.4, 2.6, and 2.9 Boot PROM modes do not support SunOS 4.0.3c or SunOS 4.1. Set the NVRAM parameter version2? to false to enable the 1.7 Boot PROM mode.
You are purchasing the Vintage Sun 501-1689 IPC Motherboard pictured. Ships SAFE and Fast!!
