Compaq MV7540, Service Manual

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HP MV7540
4
1. Monitor Specifications
1. CRT : 43.2CM(17") 90 Deflection, 29mm Neck, 0.27mm Dot Pitch, Pure Flat, Non-Glare Screen
2. Viewable image Size: 40.6CM (16") diagonal
3.
Display Color: Unlimited Colors
4. External Controls:
Power On/Off, Power led, Function knob( Contrast, Brightness, H-Center, H-Size, V-Center, V-Size,
Rotation, Pincushion, Trapezoid, Pin-Balance, Parallelogram, Color Temperature, Degaussing, Recall,
Moiré,
5. Input Video Signal
Mode 1 2 3 4 5 6 7 8 9
Horizontal Freq.
(KHz)
31.47 31.47 37.500 43.27 46.87 53.674 60.023 68.677 63.981
Dot Clock (MHz) 28.30 25.175 31.500 36.00 49.50 56.25 78.75 94.50 108.00
Horizontal Lines 720 640 640 640 800 800 1024 1024 1280
Vertical Lines 400 480 480 480 600 600 768 768 1024
H. Sync Polarity NEG NEG NEG NEG POS POS POS POS POS
H. Period (µs) 31.921 31.778 26.667 23.111 21.333 18.631 16.660 14.561 15.630
H. Sync Width (µs) 3.814 3.813 2.032 1.556 1.616 1.138 1.219 1.016 1.037
H. Back Porch (µs) 1.907 1.589 3.810 2.222 3.232 2.702 2.235 2.201 2.296
H. Active (µs) 25.424 25.422 20.317 17.778 16.162 14.222 13.328 10.836 11.852
H. Front Porch (µs) 0.911 0.318 0.508 1.556 0.323 0.569 0.203 0.508 0.444
H. Blanking (µs) 5.861 5.720 6.349 5.333 5.172 4.409 3.657 3.725 3.778
Vertical Freq. (Hz) 69.616 59.940 75.000 85.008 75.00 85.061 75.029 84.997 60.020
V. Sync Polarity POS NEG NEG NEG POS POS POS POS POS
V. Period (ms) 14.364 16.683 13.333 11.764 13.333 11.756 13.003 11.765 16.661
V. Sync Width (ms) 0.064 0.064 0.080 0.069 0.064 0.056 0.050 0.044 0.047
V. Back Porch (ms) 1.149 0.794 0.427 0.578 0.448 0.503 0.466 0.524 0.596
V. Active (ms) 12.768 15.253 12.800 11.093 12.800 11.179 12.795 11.183 16.005
V. Front Porch (ms) 0.000 0.064 0.027 0.023 0.021 0.019 0.01 7 0.015 0.016
V. Blanking (ms) 1.149 0.922 0.533 0.670 0.533 0.578 0.533 0.582 0.656
6. Scanning
Frequencies
Horizontal 30KHz ~ 70KHz
Vertical 50 Hz ~ 160 Hz
7. Factory Preset Timings : 9
User Timings: 8
8. Video Bandwidth: 110 MHz
9. Power
Source:
Switching Mode Power Supply
AC 90 ~265V, 50/60Hz Universal Type
10. Operating Temperature: 10°C to 35°C Ambient