Specifications; Removal And Replacement Procedures - IBM RT PC 10 Hardware Maintenance And Service

Base System Unit (6151)
The Base System Unit (6151) consists of the system board, processor
board, floating-point board, power supply, operator panel, covers, and
hardware.
The floating-point board is an optional feature but is included in the Base
System Unit (6151) because it improves the numerical processing ability of
the 32-bit processor during floating point operations.
Specifications
Height
Width
Depth
Weight
Temperature
Humidity
Input voltages
Power
Hertz
Heat output
Altitude
160 mm (6 1/4 inches)
540 mm (21 1/4 inches)
465 mm (18 1/4 inches)
25 kg (56 pounds)
15.6 to 32.2°C (60 to 90°F)
8 - 80 percent, noncondensing
U.S., 90 - 137 V ac
WT low, 90 - 137 Vac
WT high, 180 - 259 V ac
U.S., 0.8 kV A
WT low voltage, 0.8 kV A
WT high voltage, 0.9 kV A
48 to 62
Low voltage, 800 W (2750 BTU/hr)
High voltage, 900 W (3100 BTU/hr)
o
to 2135 m (0 to 7000 feet)
Removal and Replacement Procedures
See Section 4 for your type unit or device.
5-4 Service Manual