IBM 4820 System Reference Guide

Input/output (I/O)
The 4820 SurePoint Solution allows the following I/O devices:
v Touch screen, MSR, and keypad (Model 42T only)
v RS232 I/O
v Pointing device (Model 42T only), mouse
Indicators and user controls
The 4820 SurePoint Solution provides the following indicators and user controls:
v Dual color LED:green power-on indicator; orange backlight dim
v Power on and off
v Brightness
External ports
The 4820 SurePoint Solution provides the following external ports:
v RS232 touch, keypad, MSR input: 4-pin
v Video: MDR 20-pin
v DC power input
Power management
Power management is through DPMS and complies with the VESA standard. The table
below describes the power management states.
Table 2-3. Power Management States
Operation Mode RS485 / Analog
Off 5W
DPMS Off 5W
DPMS Suspend 5W
DPMS Standby 5W
On 20W
2-2 4820 SurePoint Solution System Reference

IBM 4820 Specifications

General

Brand	IBM
Model	4820
Category	Monitor
Language	English