Compaq MV7540 Manuale di Servizio

HP MV7540 1 17’’ CDT MONITOR MV7540 THESE DOCUMENTS ARE FOR REPAIR SERVICE INFORMATION ONLY. EVERY REASONABLE EFFORT HA

HP MV7540 10 H-SIZE H-MOIRE REDUCE H-CENTER V-MOIRE REDUCE V-SIZE MOIRE DISABLE V-CENTER HE NO USE PINCUSHION VE NO USE PARALLELOGRAM NO USE

HP MV7540 11(d) Put the probe in the middle of screen, Brightness set to maximum. Contrast set to max. change to Raster pattern(No video)1024×768

HP MV7540 126.Convergence adjustment A. Produce a magenta crosshatch on the display. B. Adjust the focus for the best overall focus on the display

HP MV7540 135. Circuit Description 5-1 Micro Controller Circuit MICRO Controller The IC101 contains a 6502/8051 8-bit CPU core, 512 bytes of RAM, 1

HP MV7540 145-3 Transistor & Diode Circuit Location Circuit Function Description D901~D904 Bridge Rectifier for AC Source D910 Clamp Diode

HP MV7540 156.Trouble Shooting Chart 6-1 No Power Check the voltage across C907 is 300V. F901 is cut-off Check C907, D901~D904, IC90

HP MV7540 166-2. No Raster, No High Voltage, Indicator Is Orange (1)Indicator is orange

HP MV7540 176-3. No Raster, Indicator Is Green If the indicator of functional key is normal when there’s no signal. Check CPU control circui

HP MV7540 18 Enter into factory mode to adjust brightness, contrast and look if the picture is normal.If it can be adjusted to normal pictur

HP MV7540 19 Check if the voltage at base of Q403 is 0vCheck if the voltage at pin29 of

HP MV7540 2 Table of Content Revision List. ……………………………………………………………………………………..…………… 3 1. Monitor Specifications...

HP MV7540 206-4 H-Size Fails To Be Adjusted 6-5 Bad Focus The picture is too large and H-size can

HP MV7540 217.Mechanical Of Cabinet Front Dis-Assembly

HP MV7540 228.Parts List S774BMCCCSO2 Location Part Number Description Quantity Unit 001C 503504 47 SCREW FOR CRT 4.000 PCS 005C600604075S

HP MV7540 23 0Q1C 340 16 47 SCREW 4.000 PCS 0Q1C1030 10128 SCRIW 1.000 PCS 705A 78A HP UN SPEAK ASS'Y 1.000 PCS 750A1697504JAG DEGAUS

HP MV7540 24C422 064C100J225 59 2.2UF +-5% 100V 1.000 PCSC911 065C 1K101 5T6921 100PF/1KV Y5P+-10% 1.000 PCSC919 065C 2M103 3B6921 0.01

HP MV7540 25D925 093C30408AT RG-4S 1.000 PCSD922 093C30408AT RG-4S 1.000 PCSA3-A4 095C 201 69032 WIRE 1.000 PCSSS1 095C2070548 WIRE 1.000

HP MV7540 26 084C 33 10 FUSE CLIP 2.000 PCS 087A 501 6 6425 RECEPTACLES 1.000 PCSCN901 095C 800 2 2 WIRE 1.000 PCSDF919 071C 55

HP MV7540 27JW2 095C 90 23 JUMPER 1.000 PCSJW3 095C 90 23 JUMPER 1.000 PCSJW4 095C 90 23 JUMPER 1.000 PCSJW5 095C 90 23 JUMPER 1.0

HP MV7540 28J040 095C 90 23 JUMPER 1.000 PCSJ037 095C 90 23 JUMPER 1.000 PCSJ025 095C 90 23 JUMPER 1.000 PCSJ026 095C 90 23 JUMPER

HP MV7540 29R434 061C 17239252T CFR 3.9K OHM +-5% 1/4W 1.000 PCSR962 061C 17247052T CFR 47 OHM +-5% 1/4W 1.000 PCSR951 061C 17247152T CFR 4

HP MV7540 3Revision List Version Date Revision History TPV Model Name A00 Nov-06-2005 Initial Release S774BMAKCMO2 A01 Feb-13-2006 Update BOM

HP MV7540 30R959 061C 60210352T CFR 10K OHM+-5% 1/6W 1.000 PCSR953 061C 60210352T CFR 10K OHM+-5% 1/6W 1.000 PCSR952 061C 60210352T CFR 10K

HP MV7540 31R981 061C175L10152T CFR 100 OHM +-5% 1/2W 1.000 PCSR721 061C175L10252T CFR 1K OHM +-5% 1/2W 1.000 PCSR901 061C175L10552T CFR 1M

HP MV7540 32D102 093C 64 1152T IN4148 1.000 PCSD100 093C 64 1152T IN4148 1.000 PCSFB401 093C1002 1F52T 1N5817 1.000 PCSD405 093C1002 1F

HP MV7540 33C410 064C178J154 1T C121X 0.15UF 100V +-5% 1.000 PCSC417 064C178J224 1T C121X 0.22UF 100V +-5% 1.000 PCSC703 064C178J472 1T 470

HP MV7540 34C743 067C 309100 7T 10UF +-20% 50V 1.000 PCSC113 067C 309101 3T 100UF +-20% 16V 1.000 PCSC104 067C 309101 3T 100UF +-20% 16V 1

HP MV7540 35 0M1C1730 7128 SCREW 1.000 PCS 006C 31 4 BRASS 3.000 PCS 715C 992 4HPQ PCB 1.000 PCSJ802 095C 90 23 JUMPER 1.000 PCS

HP MV7540 36R801 061C 60275052T CFR 75 OHM+-5% 1/6W 1.000 PCSR802 061C 60275052T CFR 75 OHM+-5% 1/6W 1.000 PCSR803 061C 60275052T CFR 75 OH

HP MV7540 37C824 065C 450104 3T 0.1UF 50V Y5V 1.000 PCSC875 065C 4501047TV 0.1UF +80-20% 50V 1.000 PCSC833 065C 4501047TV 0.1UF +80-20% 50V

HP MV7540 389. Block Diagram

HP MV7540 39

HP MV7540 41. Monitor Specifications 1. CRT : 43.2CM(17") 90 Deflection, 29mm Neck, 0.27mm Dot Pitch, Pure Flat, Non-Glare Screen 2. Viewa

HP MV7540 4010. IC Block Diagram

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HP MV7540 42

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HP MV7540 4411. PCB Layout

HP MV7540 45

HP MV7540 4612. SCHEMATIC DIAGRA

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HP MV7540 5 11. Humidity: 20% to 80% Relative, Non-Condensing 12. External Connection: 15 Pin D-type Connector AC Power Cord 13. The rotatio

HP MV7540 62. Precautions And Notices 2-1 Safety Precautions 1. Observe all caution and safety related notes located inside the display cabinet. 2

HP MV7540 72-4 High Voltage Warning Operation of monitor outside of cabinet or with back removed may cause a serious shock hazard. Work on this mode

HP MV7540 83. Operating Instructions This procedure gives you instructions for installing and using the Color display. 1. Position the display on t

HP MV7540 94. Adjustment 4-1 Adjustment Conditions And Precautions 1. Approximately 30 minutes should be allowed for warm up before proceeding. 2.