Sun Microsystems Ultra 1 Creator Series Service Manual page 205

C.5.2 Flash PROM Jumpers
Flash PROM jumpers J2002, J2003, and J2004 permit the reprogramming of specific
code blocks.
of J2002 through J2004 is on pins 1 and 2.
by the non-default settings of jumpers J2003 and J2004.
TABLE C-7
Jumper
J2002
J2003
J2004
C.5.3 Additional System Board Jumper Blocks
Additional system board jumper blocks are identified in
informational purposes only.
Note – Do not attempt to add jumpers to jumper blocks identified in
TABLE C-8
Jumper Block ID
J2103
J2201
J2202
J2203
J3602
J3603
identifies the flash PROM jumper settings. The default setting
TABLE C-7
Flash PROM Jumper Settings
Pins 1 + 2 Select Pins 2 +3 Select
Flash PROM Not to be used
Write protect Write Enable
High half Normal
booting Booting
Additional System Board Jumper Blocks
Description
Enable Test Edge Serial Ports Enable (manufacturing only)
External Reset (jumper pin 1 to 2 forces XIR reset; jumper pin 2 to
3 forces POR reset)
Manufacturing ROMBO/JSSC scan test connector
Manufacturing JTAG/Scan test connector
Manufacturing JTAG/Scan test Connector
Enable Test Edge Ethernet Port (manufacturing only)
identifies the signals controlled
TABLE C-7
Default
Jumper on
Pins Signal Controlled
1 + 2 FLASH PROM SEL
1 + 2 FLASH PROM PROG
ENABLE
2 + 3 XOR LOGIC SET
TABLE C-8
Appendix C Functional Description
and are listed for
.
TABLE C-8
C-19