IBM Asynchronous Color Terminals WS525 User Manual - page 38
Specifications
Electrical Requirements
AC input voltage
101, 110, 120, 220, 230, 240 Vac auto-sensing
single phase, 3-wire
Line frequency
47 Hz to 63 Hz
Power consumption
15 watts maximum
Operating Temperature
10°C to 40°C (50°F to 104°F)
Humidity
10% to 90% relative humidity
Maximum wet bulb = 28°C
Minimum dew point = 2°C (noncondensing)
Monitor Requirements
The WS525 requires a multisync monitor that supports
VGA 72 Hz
(37.8 KHz horizontal scan rate), with a 15-pin, D-Sub connector.
Typically most monitors today meet these requirements.
Keyboard
The terminal is designed to support industry-standard PS/2
compatible keyboards. Due to the large number of keyboard
variations, it is not possible to test all of them in advance.
Keyboards from some manufactures may not function
correctly due to differences in their implementation of the
standard.
Keyboard style
ANSI style layout; enhanced PC 101/102 style
layout; available for most European languages.
Protocol
IBM enhanced PS/2-compatible
Connector
PS/2-style, 6-pin mini DIN
Keyboard keys
All keys are programmable for single characters,
character sequences, or local functions.
B–2 Specifications