color monitor service manual website:http://biz.lgservice.com e-mail:http://www.lgeservice.com/techsup.html caution before servicing the unit, read the safety precautions in this manual. model: f900b (F900BJ-al**e) chassis no. : ca-130 factory model: F900BJ ( ) **same model for service
1. picture tube size : 19 inch (flat slot mask) defiection angle : 90 neck diameter : 29.1 mm strip pitch : 0.24 mm diagonal size : 457.5 mm view size : 366.0 x 274.5 mm face treatment : ar-asc (anti-reflective and anti-static coating) 2. signal 2-1. horizontal & vertical sync 1) input voltage level : low= 0.8v, high= 2.1v 2) sync polarity : positive or negative 2-2. video input signal 1) voltage level : 0 ~ 0.7 vp-p a) color 0, 0 : 0 vp-p b) color 7, 0 : 0.467 vp-p c) color 15, 0 : 0.7 vp-p 2) input impedance : 75 ? 3) video color : r, g, b analog 4) signal format : refer to the timing chart 2-3. signal connector 15 pin d-sub connector 2-4. scanning frequency horizontal : 30 ~ 98 khz vertical : 50 ~ 160 hz 3. power supply 3-1. power range ac 100~240v, 50/60hz, 2.5a max ac 200~240v, 50hz, 1.5a max.(pfc version) 3-2. power consumption 4. display area 4-1. active video area : ?max image size - 366.0 x 274.5mm (14.40" x 10.80") ?preset image size - 350 x 262 mm (13.78" x 10.31") 4-2. display color : full colors 4-3. display resolution : 1600 dots x 1200lines/75hz 4-4. video bandwidth : 203mhz 5. environment 5-1. operating temperature: 0? ~ 40? (32? ~ 103?) (ambient) 5-2. relative humidity : 10% ~ 90% (non-condensing) 5-3. altitude : 10,000 ft 6. dimensions (with tilt/swivel) width : 466.6 mm (18.37") depth : 472.5 mm (18.60") height : 474 mm (18.66") 7. weight (with tilt/swivel) net weight : 23.2 kg (51.82 lbs) gross weight : 26.6 kg (59.52 lbs) 8. usb specifications usb standard : rev. 1.0 complied self-powered hub downstream power supply : 500ma for each (max) communication speed : 12 mbps (full), 1.5 mbps (low) usb port : 1 upstream port 2 downstream ports contents specifications - 2 - specifications ................................................... 2 safety precautions ........................................ 3 timing chart ....................................................... 4 operating instructions ................................ 5 control locations ......................................... 7 wiring diagram ................................................. 8 disassembly ....................................................... 9 block diagram ................................................. 10 description of block diagram................... 11 adjustment ...................................................... 13 troubleshooting guide .............................. 15 exploded view.................................................. 21 replacement parts list .............................. 23 pin configuration .......................................... 30 schematic diagram ......................................... 33 printed circuit board................................... 35 power consumption less than 120w (140w) less than 8w (30w) less than 8w (30w) less than 1w (20w) led color green amber amber - mode max stand-by suspend power switch off 7 * % & |