CHASSISSERVICE MANUALSPECIFICATIONS21T3CR1AEP ModelChassis No. SCC-L33M-ACOLOR MONITORDimensions and weightCRT: 50 cm (21“)Visible diagonals: 50 cmDot pitch: 0.24 mm (aperture grille)Maximal resolution: 1920 × 1440 pixelsPreset picture size (for 4:3 modes): 388 mm × 291 mmDimensions (W × H × D): 497 mm × 502 mm × 485 mmWeight: 30.5 kgAccessories: Power cable (1.8 m)data cable (1.8m)Storable display modes: 15 (3 of which are preset)Electrical dataVideo: analogue, positive, 0.7 Vp-p,75 OhmSynchronisation: Separate Sync. TTLComposite Sync. TLL/Sync. onGreenHorizontal frequency: 30 kHz .... 130 kHz(multi-scanning)Refresh rate: 50 kHz .... 170 HzMaximum pixel rate: 300 MHzPower supply: switches automatically100 V .... 240 V, 50 Hz - 60 HzPower consumption: < 135 W (ON, Normal mode)(see power management): < 3 W (OFF mode)Environmental conditionsEnvironment class 3K2, IEC 721Rated range of operation: 15 °C .... 35 °CHumidity: 20 % .... 85 %Limit range of operation: 5 °C .... 40 °CHumidity: 20 % .... 85 %Condensation must be avoided.