User-Centred Requirements Handbook |
This section lists the physical requirements that have arisen during the analysis and concept stages and by considering new tasks.
Process
1. Review all the potential user requirements identified in Stages 1 and 2, particularly in Form 1.5 Physical environment. Copy those that relate to physical requirements into Form 3.8 below.
2. Remove any requirements that duplicate others or do not seem relevant.
3. Add any new requirements which arise from the review of this section.
Form 3.8 - Physical Environment (Example)
| 3.8 Physical Environment | |||
| System: Bank machine Transfer from Form 1.5 Physical environment | Pri. | Ach. | Ref. |
| Equipment should work in the following conditions: Temperature -10c to +40c Humidity 55% - 90%, Rainfall 2 2 | ** | ** | 1.5.1 |
| Any use of auditory feedback or output may be drowned by street noise . Provide some form of earpiece or volume control is available. | 4 | 1.5.2 | |
| Sighting of machine should be optimum to avoid glare where possible. Screen filters and matt screen surfaces should be tested to see if they reduce potential problems. Needs to be luminescent for use in the dark. | 3 | * | 1.5.3 |
| Bank machine should be mounted 1m. above ground, inset in wall. | 3 | 1.5.4 | |
| Bank machine should be reachable by at least 80% of wheelchair users both in terms of height and posture when operating the machine. | 3 | * | 1.5.5 |
| Ensure machine is clearly visible and signposted for people trying to locate it. | 3 | * | 1.5.6 |
| Position bank machine in the open and with extra lighting to maximise safety. | 3 | * | 1.5.7 |
| Keys should be operable by users wearing gloves. | 4 | 1.5.8 | |
| Provide more privacy with surround on machine | 2 | *** | 1.8.5 |