Sun Microsystems Sun Ultra 60 Service Manual page 231

UPA DATA 1
UPA DATA 2
UPA DATA 3
UTP
VIS
Vrms
UPA data bus 1. Provides 144-bit-wide data bus between the XB9+
ASIC and the UPA graphics.
UPA data bus 2. Provides 64-bit-wide data bus between the XB9+
ASIC and CPU module 0.
UPA data bus 3. Provides 72-bit-wide data bus between the XB9+
ASIC and the U2P ASIC.
Unshielded twisted-pair.
Visual instruction set.
Volts root-mean-square.
Glossary-5