Tenders are hereby invited for the appointment of a contractor for the repairs and maintenance of access control and CCTV systems on Pretoria Campus for a period of twelve months. Scope: i. Check the history of the system since the last maintenance; ii. Backup all video data; iii. Visually inspect all major components (including cable and connections) for signs of deterioration or damage and rectify as necessary; iv. Check all control equipment (e.g. monitors, DVRs, multiplexers, telemetry units) for correct operation and programming (inc. time/date settings); v. Clean camera lenses and housing as necessary; vi. Inspect brackets, towers, and associated fittings for corrosion or damage. Ensure clamping bolts/brackets are tightened correctly; vii. Check lenses for correct focusing and operation of auto-ins and adjust as necessary; viii. Check lenses for correct field of view and adjust as necessary; ix. Check operation of infrared units and photocells (where fitted); x. Check the satisfactory transmission of images to the remote sites (where applicable). (投標 №102935207cn)