Sun Microsystems Ultra 1 Creator Series Service Manual page 203

Audio ports
System board
SBus slot 0
SBus slot 1
DSIMM
U604
UPPER — Hard disk drive
LOWER — Hard disk drive
Fan
FIGURE C-2
C.5 Jumper Descriptions
Jumper descriptions include brief overviews of serial port jumpers, flash PROM
jumpers, and additional system board jumper and connector blocks.
Jumpers are identified on the system board by J designations. Jumper pins are
located immediately adjacent to the J designator. Pin 1 is marked with an asterisk in
any of the positions shown (
correctly.
SCSI
TPE
MII
slots: U601—
Speaker
Ultra 1 Creator Series System Board Block Diagram
FIGURE C-3
Back panel
K/B
Parallel port
J2003-J2204
UPA slot
CPU chip set
UPPER — CD-ROM drive
LOWER — Diskette drive
). Ensure that the serial port jumpers are set
Appendix C
Power
supply
Functional Description C-17