Fact

• CoreBuilder 3500
• 3C35100, CoreBuilder 3500 chassis
• software recovery procedure

Symptom

• Chassis fails to boot

Fix

Review this sample failure and how to recover

NOTE: ">>>>>" indicates the user input

SMC1 Loopback Test - abcdefghijklmnopqrstuvwxyz 0123456789
ABCDEFGHIJKLMNOPQRSTUVWXYZ ~!@#$%^&*)(_+-
={}[]/<>?`',.:;|
CoreBuilder 3500 Power On Verification Rom
@() SMC V1.23 beta, Created: Mon Oct 20 18:06:47 EDT 1997
Mode = Power-Up
AP Dram Detected = 16MB
Address line test from 0x0-0xffffff
Booting PowerUp Diagnostic
Cold Start - loading extended diagnostics
Loading... 764936 12 Done
Starting at 0x4000
CoreBuilder 3500 Diagnostic
@() SCM V1.22 final, Created: Sun Nov 9 18:18:14 EST 1997
Running (12) Memory Access Timeout
PASS
Running (13) Non Existent Memory Access Bus Error
PASS
Running (14) Reserved Resource Bus Error
PASS
Running (28) AP to FP Dram Address Line
PASS
Running (30) AP to Active FP Dram Address
PASS
Running (35) FP Dram Data Equals Address
PASS
Running (37) FP Command Interrupt
PASS
Running (38) FP Response Interrupt
PASS
Running (39) FP Non Maskable Interrupt
PASS
Running (44) FP Dram Data = Adrs with Cache Enabled
PASS
Running (45) MBA Bist
PASS
R unning (46) ACA Bist
PASS
Running (47) XRA Bist Slot 1

PASS
  Running (51) XTA Bist Slot 1
PASS
Running (58) MBA Queue Ram Random Data
PASS
Running (62) MBA Link Ram Random Data
PASS
Running (63) MBA Link Ram Parity
PASS
Running (68) ACA Ram Random Data
PASS
Running (74) X3C Sram Random Data
PASS
Running (75) IDMA 1 - AP Dram to AP Dram
PASS
Running (76) IDMA 1 - AP Dram to FP Dram
PASS
Running (77) IDMA 1 - FP Dram to FP Dram
PASS
Running (78) IDMA 1 - FP Dram to AP Dram
PASS
Running (90) Modem Port Internal Loopback
PASS
Running (96) Battery
PASS
Running (100) Ethernet Adapter Max Packet
PASS
Running (112) SCC1 Ethernet Transceiver Loopback
PASS
Running (117) Processor I2C Screen
PASS
Running (121) GRA SSram Random Data
PASS
Running (123) FDDI Adapter Max Packet
Environment: SYSTEM MODE
Testlist Passes: 1, Loop
Mode = Power-Up
AP Dram Detected = 16MB
Power Up Test Complete - No Errors Found
Booting System
CoreBuilder 3500 SysBoot Version 1.1
Press Enter to stop auto-boot
0
>>>>>CRTL-X, then <CR>
CoreBuilder Boot->
CoreBuilder Boot->
>>>>>CoreBuilder Boot> set
CoreBuilder Boot Menu
display Display current boot parameters
primary Set primary boot source

Usage: primary <flash | network>
flags Set boot flags
Usage: flags <hexValue>
network Network parameters menu
.. Back to previous menu
? Show menu
CoreBuilder Boot> set>
>>>>>CoreBuilder Boot> set> primary network
>>>>>CoreBuilder Boot> set> flags 0x021b0000
>>>>>CoreBuilder Boot> set> network
CoreBuilder Boot Menu
display Display current boot parameters
systemIp Set system IP address
Usage: systemIp <ipAddress>
subnetMask Set IP subnet mask
Usage: subnetMask <subnet>
gateway Set default gateway address
Usage: gateway <ipAddress>
hostIp Set host IP address
Usage: hostIp <ipAddress>
filename Set boot file name
Usage: filename <file>
.. Back to previous menu
? Show menu
CoreBuilder Boot> set> network>
>>>>>CoreBuilder Boot> set> network> systemIp 151.104.7.88
>>>>>CoreBuilder Boot> set> network> subnetMask
255.255.255.0
>>>>>CoreBuilder Boot> set> network> hostIp 151.104.7.15
>>>>>CoreBuilder Boot> set> network> filename cb3500B
>>>>>CoreBuilder Boot> set> network> display
CoreBuilder Boot Parameters
Primary Boot Source: network
Network Boot Parameters
System IP Address: 151.104.7.88
IP Subnet Mask: 255.255.255.0
Gateway IP Address: 0.0.0.0
Host IP Address: 151.104.7.15
Boot file name: cb3500B
Secondary Boot Source: flash
Boot Flags: 0x21B0000
CoreBuilder Boot> set> network>
>>>>>CoreBuilder Boot> set> network> ..
CoreBuilder Boot Menu
display Display current boot parameters
primary Set primary boot source
Usage: primary <flash | network>
flags Set boot flags
Usage: flags <hexValue>
network Network parameters menu 

— David Gonzalez 2021/04/13 15:14