Decstation 333 Ccpu Board; Decstation 320 + Cpu Board; Decstation 425 Ccpu Board; Power Supply - DEC DECstation 316+ Service Manual

1–8 Overview
1.4.4 DECstation 333
The CPU board of the DECstation 333
80386 CPU chip, 32 Kbytes of cache memory, and a socket for an
optional Intel 80387 math coprocessor.
1.4.5 DECstation 320
The CPU board of the DECstation 320
80386 CPU chip and a socket for an optional Intel 80387 math
coprocessor. No cache memory is provided on the DECstation
320 .
+
1.4.6 DECstation 425
The CPU board of the DECstation 425
i486 CPU chip and a socket for an optional 25 MHz WIETEK 4167
math coprocessor. No external cache memory is provided on the
DECstation 320 . The Intel i486 CPU has an integral 8 Kbyte
+
cache memory.

1.4.7 Power Supply

The DECstation is supplied with a 200 watt power supply that
includes an auxiliary ac power output (IEC) connector. The power
supply is switch selectable between either 115 Vac, 60 Hz or 230
Vac, 50/60 Hz power input.

1.4.8 Monitors

The DECstation supports both color and monochrome VGA
analog monitors. The monitors are available in different voltage
input variations and video alignments to meet international
requirements. See Table 1–2.
CPU Board
C
contains a 33 MHz Intel
C
CPU Board
+
contains a 20 MHz Intel
+
CPU Board
C
contains a 25 MHz Intel
C