IBM 4820 System Reference Guide

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

IBM 4820 Specifications

General

Brand	IBM
Model	4820
Category	Monitor
Language	English