User Manual
Page 10
... heavy metals such as manufacturers all over the world. This makes for a high performance product, designed with displays in 1992 and is designed, manufactured and tested according to reduce sight and strain problems. Important parameters are luminance, contrast, resolution, reflectance, colour rendition and image stability.
... heavy metals such as manufacturers all over the world. This makes for a high performance product, designed with displays in 1992 and is designed, manufactured and tested according to reduce sight and strain problems. Important parameters are luminance, contrast, resolution, reflectance, colour rendition and image stability.
Service Manual
Page 3
...of substitute replacement parts, which do not have special safety visual inspections and the protection afforded by them cannot necessarily be obtained by a service technician. Acer Acer -LCD-B243HL Important Safety Notice 1. z Stop using replacement components rated for higher voltage, wattage, etc. Warning: z This monitor should only be operated only at... boards, clamp the lead wires around terminals before cleaning it checked by using the monitor if the cabinet is manufactured and tested on the monitor or power cord. 2. z Keep wires in a lean, cool, dry environment.
...of substitute replacement parts, which do not have special safety visual inspections and the protection afforded by them cannot necessarily be obtained by a service technician. Acer Acer -LCD-B243HL Important Safety Notice 1. z Stop using replacement components rated for higher voltage, wattage, etc. Warning: z This monitor should only be operated only at... boards, clamp the lead wires around terminals before cleaning it checked by using the monitor if the cabinet is manufactured and tested on the monitor or power cord. 2. z Keep wires in a lean, cool, dry environment.
Service Manual
Page 5
Test Profile +25°C/ 50%R.H.(2hrs)-> -30°C/ No R.H.(12hrs).-> +41°C/ 90% R.H.(12hrs)->+65°C/ 10% R.H.(12 Hrs)->+25°C/ 50% R.H.(2hr) Max. Wet Bulb Temp Altitude 39°C 40,000 feet at 25°C (hold 1 hr) Notice:1.Altitude Ramp rate: Acer USB ...cable(option) Audio cable(option) : 1.8m.(4pin, black cable with white connector) : 1.8m.( green cable with no visible cosmetic damage and should operate with white connector) Acer -LCD-B243HL 2. Operation Specifications The unit should suffer no ...
Test Profile +25°C/ 50%R.H.(2hrs)-> -30°C/ No R.H.(12hrs).-> +41°C/ 90% R.H.(12hrs)->+65°C/ 10% R.H.(12 Hrs)->+25°C/ 50% R.H.(2hr) Max. Wet Bulb Temp Altitude 39°C 40,000 feet at 25°C (hold 1 hr) Notice:1.Altitude Ramp rate: Acer USB ...cable(option) Audio cable(option) : 1.8m.(4pin, black cable with white connector) : 1.8m.( green cable with no visible cosmetic damage and should operate with white connector) Acer -LCD-B243HL 2. Operation Specifications The unit should suffer no ...
Service Manual
Page 7
... Spec Note Ripple and Noise +25V output +5V output Audio 5V output USB +5V output Before each test, it must be 10 minutes at least after the latest test. Electrical and Optical Characteristics and Performance 3.1 Main Power Supply 3.1.1 Input characteristics Acer -LCD-B243HL Items Condition Spec Note AC Input Voltage range Universal input full range 90...°C 0.6A(max) 35A (max) 230Vac,cold star,25°C 70A(max) AC-DC power Efficiency DC output full loading ≥80% Note2. Before each test, the buck capacitor need to be damaged...
... Spec Note Ripple and Noise +25V output +5V output Audio 5V output USB +5V output Before each test, it must be 10 minutes at least after the latest test. Electrical and Optical Characteristics and Performance 3.1 Main Power Supply 3.1.1 Input characteristics Acer -LCD-B243HL Items Condition Spec Note AC Input Voltage range Universal input full range 90...°C 0.6A(max) 35A (max) 230Vac,cold star,25°C 70A(max) AC-DC power Efficiency DC output full loading ≥80% Note2. Before each test, the buck capacitor need to be damaged...
Service Manual
Page 9
... value) Mode Cool Warm User 9300K 6500K Chromaticity Coordinate x y 0.283 ± 0.030 0.297 ± 0.030 0.313 ± 0.030 0.329 ± 0.030 Panel While x Panel While y 8 Acer Acer -LCD-B243HL 3.3 Brightness output The test to Sec 3.3. (Brightness and contrast are under the following standard conditions unless otherwise noted.
... value) Mode Cool Warm User 9300K 6500K Chromaticity Coordinate x y 0.283 ± 0.030 0.297 ± 0.030 0.313 ± 0.030 0.329 ± 0.030 Panel While x Panel While y 8 Acer Acer -LCD-B243HL 3.3 Brightness output The test to Sec 3.3. (Brightness and contrast are under the following standard conditions unless otherwise noted.
Service Manual
Page 10
... 4.2.1 Input impedance u Ú 10K ohm 4.2.2 Frequency response range u200Hz ~ 10kHz 4.3 USB in DVI-D Connector Pin assignment: 9 pin2:DM; luminance of of nine nine points points (backlight) (backlight) 75% 4. pin3:DP; Acer 3.5 Brightness uniformity The test standard conditions refer to Sec 3.3. luminance Max. Acer -LCD-B243HL Min. pin4:GND 4.4DVI-D in The USB 2.0 includes 4 pins: pin1:VBUS;
... 4.2.1 Input impedance u Ú 10K ohm 4.2.2 Frequency response range u200Hz ~ 10kHz 4.3 USB in DVI-D Connector Pin assignment: 9 pin2:DM; luminance of of nine nine points points (backlight) (backlight) 75% 4. pin3:DP; Acer 3.5 Brightness uniformity The test standard conditions refer to Sec 3.3. luminance Max. Acer -LCD-B243HL Min. pin4:GND 4.4DVI-D in The USB 2.0 includes 4 pins: pin1:VBUS;
Service Manual
Page 13
Acer Acer -LCD-B243HL 4.7 Audio output SPEC Items Specification Min TYP MAX TEST CONDITIONS Output power (W) 1.6 2.0 2.4 THD+N = 10%pT 1KHz 1Vrms Output impedance (Ω) 3.4 4 4.6 AT 1KHz 1Vrms Total harmonic distortion plus noise --- --- 10% PoÙ 2.0W Note: Signal ...
Acer Acer -LCD-B243HL 4.7 Audio output SPEC Items Specification Min TYP MAX TEST CONDITIONS Output power (W) 1.6 2.0 2.4 THD+N = 10%pT 1KHz 1Vrms Output impedance (Ω) 3.4 4 4.6 AT 1KHz 1Vrms Total harmonic distortion plus noise --- --- 10% PoÙ 2.0W Note: Signal ...
Service Manual
Page 15
... AUO M240HW01-V6 531.36 × 298.89 276.75(Per one triad) × 276.75 16.7M colors (RGB 6-bit + Hi_FRC) 1920 × 1080 R.G.B. Acer Acer -LCD-B243HL 5. Function Specifications All the tests to verify specifications in this section shall be performed under the following standard conditions unless otherwise noted.
... AUO M240HW01-V6 531.36 × 298.89 276.75(Per one triad) × 276.75 16.7M colors (RGB 6-bit + Hi_FRC) 1920 × 1080 R.G.B. Acer Acer -LCD-B243HL 5. Function Specifications All the tests to verify specifications in this section shall be performed under the following standard conditions unless otherwise noted.
Service Manual
Page 55
... 6 7 8 R311 10K R313 1 10K 2 Q302 PMBT3904 EP301 EP302 NC/R315 0 DP NC/R317 0 DM Delete R315;R317 for Acer X233H Date: 08/09/01 Tomxiao ESD ESD R316 R320 1 4 2 3 0 L301 NC/20mH DP0 DM0 0 3.3V_USB R302 R304 ... GREEN 8 AMBER 9 VDD33 10 X1 11 X2 12 VDD25 C322 10p/50V 3.3V_USB 13 BUS_B 14 TEST 16 AVSS(R) NEC-uPD720114 HTQFP48 17 AVDD 18 AVSS 19 AVDD 20 ADD33 21 DMU 22 DPU VDD33REG 48...0.1/16V ESD ESD A 5 4 3 2 1 D C B A InnoLux Document Number : TITLE : USB HUB X233H SIZE : A1 APPRO BY : CHECK BY : DATE : SHEET 1 2008-09-01 OF 1 1 Rev : V01 DRAWN BY :
... 6 7 8 R311 10K R313 1 10K 2 Q302 PMBT3904 EP301 EP302 NC/R315 0 DP NC/R317 0 DM Delete R315;R317 for Acer X233H Date: 08/09/01 Tomxiao ESD ESD R316 R320 1 4 2 3 0 L301 NC/20mH DP0 DM0 0 3.3V_USB R302 R304 ... GREEN 8 AMBER 9 VDD33 10 X1 11 X2 12 VDD25 C322 10p/50V 3.3V_USB 13 BUS_B 14 TEST 16 AVSS(R) NEC-uPD720114 HTQFP48 17 AVDD 18 AVSS 19 AVDD 20 ADD33 21 DMU 22 DPU VDD33REG 48...0.1/16V ESD ESD A 5 4 3 2 1 D C B A InnoLux Document Number : TITLE : USB HUB X233H SIZE : A1 APPRO BY : CHECK BY : DATE : SHEET 1 2008-09-01 OF 1 1 Rev : V01 DRAWN BY :