HP CQ1569 Service Manual
15.6" lcd color monitor
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- Supplementary manual (1 page) ,
- User manual (33 pages) ,
- User manual (35 pages)
Table of Contents
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15.6" LCD Color Monitor
Service
Service
Service
Description
Table Of Contents......................................................1
Revision List........................................................2
1. Monitor Specification...............................................3
2. LCD Monitor Description........................................4
3. Operation Instruction............................................5
3.1. General Instructions.........................................5
3.2. Control Button......................................................5
3.3 Adjusting the Picture..........................................6
4. Input/Output Specification.......................................9
4.1. Input Signal Connector.........................................9
4.2. Factory Preset Display Modes...........................10
5. Panel Specification.........................................11
5.1. General Feature...............................................11
5.2. Optical Characteristics....................................11
6. Block Diagram.....................................................12
6.1 Software Flow Chart.......................................12
6.2.Electrical Block Diagram...........................14
7. Schematic.....................................................16
7.1 Main Board....................................................16
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC
EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
TABLE OF CONTENTS
Page Description
7.2 Power Board...............................................20
7.3 Key Board..................................................23
7.4 Audio Board....................................... ...... .. 24
8.PCB Layout.......................................... ........ ..... ...24
8.1. Main Board.................................................25
8.2. Power Board..........................................26
8.3. Key Board...............................................28
9. Maintainability................................................29
9.1. Equipments and Tools Requirement..............29
9.2. Trouble Shooting......................................30
9.2.1 Main Board..........................................30
9.2.2 Power Board.......................................32
9.2.3 Key Board..........................................34
11.Mechanical Instructions.................................37
12. Monitor Exploded View.....................................41
13. BOM List.....................................................42
14. Different Parts List...............................................53
SAFETY NOTICE
1
HP CQ1569
Horizontal Frequency
24- 83 kHz
Page
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Table of Contents
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Summary of Contents for HP CQ1569
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Page 1: Table Of Contents
15.6" LCD Color Monitor HP CQ1569 Service Service Service Horizontal Frequency 24- 83 kHz TABLE OF CONTENTS Description Page Description Page Table Of Contents..……......…..1 7.2 Power Board.….……........20 7.3 Key Board…………………………………………..23 Revision List.…........……..2 7.4 Audio Board………………………………… …… .. 24 1. Monitor Specification......………..3 8.PCB Layout..……........ -
Page 2: Revision List
15.6" LCD Color Monitor HP CQ1569 Revision List Version Date Revision History TPV Model Name T6RGM5NMY5CPANE T6RGM5NMY5CPACE T6RGM5NMY5CQANE T6RGM5NMY5CQACE T6RGM5NKY5CPANE T6RGM5NKY5CPACE T6RGM5NDY5CPANE T6RGM5NDY5CPACE T6RGM5NQY5CQANE T6RGM5NQY5CQACE Feb.-17-2009 Initial release T6RGM5NLY5CPANE T6RGM5NLY5CPACE T6RGM5NQY5CPANE T6RGM5NQY5CPACE T6RGM5NQY5CMANE T6RGM5NQY5CMACE T6RGM5NTY5CPANE T6RGM5NTY5CPACE T6RGM5NCY5CPANE T6RGM5NCY5CPACE... -
Page 3: Monitor Specification
15.6" LCD Color Monitor HP CQ1569 1. Monitor Specification... -
Page 4: Lcd Monitor Description
15.6" LCD Color Monitor HP CQ1569 2. LCD Monitor Description The LCD Monitor will contain main board, power board, a key board which house the flat panel control logic, brightness control logic and DDC. The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage. -
Page 5: Operation Instruction
15.6" LCD Color Monitor HP CQ1569 3. Operation Instructions 3.1 General Instructions The monitor settings can be adjusted from the On-Screen Display (OSD) menu. To access the OSD and adjust screen settings base on your viewing preference, do the following: 1. -
Page 6: Adjusting The Picture
15.6" LCD Color Monitor HP CQ1569 3.3 Adjust the Picture... - Page 7 15.6" LCD Color Monitor HP CQ1569...
- Page 8 15.6" LCD Color Monitor HP CQ1569...
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Page 9: Input/Output Specification
15.6" LCD Color Monitor HP CQ1569 4. Input/Output Specification 4.1 Input Signal Connector 4.1.1 D-SUB connector Signal Signal Red Video +5V Supply Green Video Logic Ground Blue Video DDC-Serial Data DDC-Return H-Sync. Red Ground V-Sync. Green Ground DDC-Serial Clock... -
Page 10: Factory Preset Display Modes
15.6" LCD Color Monitor HP CQ1569 Blue Ground VGA connector layout PIN 1 PIN 5 PIN 11 4.2 Factory Preset Display Modes... -
Page 11: Panel Specification
15.6" LCD Color Monitor HP CQ1569 5. Panel Specification 5.1 General Feature 5.2 Optical Characteristics... -
Page 12: Block Diagram
15.6" LCD Color Monitor HP CQ1569 6. Block diagram 6. 1 Software Flow Chart... - Page 13 15.6" LCD Color Monitor HP CQ1569 REMARK: 1) MCU initialize. 2) Is the EEprom blank? 3) Program the EEprom by default values. 4) Get the PWM value of brightness from EEprom. 5) Is the power key pressed? 6) Clear all global flags.
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Page 14: Electrical Block Diagram
15.6" LCD Color Monitor HP CQ1569 6.2 Electrical Block Diagram 6.2.1 Scalar Board Panel Interface (CN405) EPR_SDA EPR SCL Scalar HUM56AWL-LF FLASH MEMORY (Include ADC、OSD、MCU) PM25LV010A (U402) (U401) H sync V sync EEPROM D-Sub Connector M24C04 (CN101) (U402) DB15_SDA, DB15 SCL... - Page 15 15.6" LCD Color Monitor HP CQ1569 6.2.2 Inverter / Power Board AC input Bridge Rectifier EMI filter Transformer Rectifier diodes and Filter CN902 Start Circuit Feedback Over Circuit Voltage Control IC Protect ON/OFF Transformer MOSFET Resonance Lamp Over ON/OFF Feedback...
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Page 16: Schematic
15.6" LCD Color Monitor HP CQ1569 7. Schematic 7.1 Main Board TSUM16FR SCHEMATIC XGA/SXGA LVDS OUTPUT DSUB_R+ DSUB_R+ VCC1.8 DSUB_R- DSUB_R- DSUB_G+ DSUB_G+ VCC3.3 DSUB_G- DSUB_G- VCC1.8 DSUB_SOG DSUB_SOG CMVCC DSUB_B+ DSUB_B+ DSUB_5V DSUB_B- DSUB_B- VCC3.3 CMVCC1 DSUB_H DSUB_H DSUB_V... - Page 17 15.6" LCD Color Monitor HP CQ1569 H_Sy nc R101 0R05 1/10W 5% R102 100R 1/16W 5% DSUB_H 5 V_Sy nc R103 100R 1/16W 5% FB102 DSUB_V 5 VCC3.3 R104 C101 VGA_B+ DSUB_B+ 5 R105 R106 C102 C103 BEAD 2K2 1/16W 5%...
- Page 18 15.6" LCD Color Monitor HP CQ1569 AVDD VCC3.3 VCC1.8 VCC3.3 AVDD FB401 U401 VCC3.3 300OHM VCTRL VCTRL 7 C403 C404 LVA3P 0.1uF/16V 0.1uF/16V DSUB_R+ RIN0P LVA3M DSUB_R- RIN0M DSUB_G+ GIN0P DSUB_G- GIN0M LVA2P DSUB_SOG SOGIN0 LVA2M DSUB_B+ BIN0P LVA1P DSUB_B-...
- Page 19 15.6" LCD Color Monitor HP CQ1569 CN405 PB[0..9] PB[0..9] PANEL_VCC C420 CONN 0.1uF/16V PANEL_VCC1 2006-11-7 Add pull up 4K7 to MVCC PANEL_VCC1 7 C419 R433 0.1uF/16V R435 10K 1/16W 5% 4K7 1/16W 5% Q405 AO3401 Q411 R436 NC/AO4411 100K 1/16W 5%...
- Page 20 15.6" LCD Color Monitor HP CQ1569 2008/01/14 Due to LG doen't request PC'99 Function. BAT99 : If 0.05A,VF=1.0V BAV70 : If 0.05A,VF=1.0V D401 D403 It's need to use Low Dropout Regulator. BAT54C DSUB_5V OTHER BAV99 CMVCC CMVCC1 VCC3.3 VCC3.3 DSUB_5V 4...
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Page 21: Power Board
15.6" LCD Color Monitor HP CQ1569 7.2 Power Board 715G2852 2... - Page 22 15.6" LCD Color Monitor HP CQ1569...
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Page 23: Key Board
15.6" LCD Color Monitor HP CQ1569 7.3 Key Board LED_RED# LED_GRN# LED001 CN001 LBADC1 R002 1.8K OHM 1/4W LBADC2 R003 3K 1/10W 5% DC_POWERON LED_GRN# R004 1.8K OHM 1/4W LED_RED# R005 3K 1/10W 5% C001 C002 C003 C004 C005 CONN NC/0.001uF... -
Page 24: Audio Board
15.6" LCD Color Monitor HP CQ1569 7.4 Audio Board... -
Page 25: Pcb Layout
15.6" LCD Color Monitor HP CQ1569 8. PCB Layout 8.1 Main Board 715G3440 1... -
Page 26: Power Board
15.6" LCD Color Monitor HP CQ1569 8.2 Power Board... - Page 27 15.6" LCD Color Monitor HP CQ1569...
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Page 28: Key Board
15.6" LCD Color Monitor HP CQ1569 8.3 Key Board... -
Page 29: Maintainability
15.6" LCD Color Monitor HP CQ1569 9. Maintainability 9.1Equipments and Tools Requirement 1. Multi-meter. 2. Oscilloscope. 3. Pattern Generator. 4. DDC Tool with a Compatible Computer. 5. Alignment Tool. 6. LCD Color Analyzer. 7. Service Manual. 8. User Manual. -
Page 30: Trouble Shooting
15.6" LCD Color Monitor HP CQ1569 9.2 Trouble Shooting 9.2.1 Main Board 1、No power No power Press power key and look if the picture is normal Please reinsert and make sure the AC of 100-240 is normal Reinsert or check the power section Measure U404 PIN 2=3.3V... - Page 31 15.6" LCD Color Monitor HP CQ1569 No picture (LED is orange) No picture Measure U404=3.3V Replace U404 X401 oscillate waveforms are normal Replace X401 Check if the sync signal from computer is output and video cable is connected normally Input the sync signal of computer, or...
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Page 32: Power Board
15.6" LCD Color Monitor HP CQ1569 9.2.2 Power Board 1. No Power No power Check AC line volt 110V or 220V Check AC line Check the voltage of C907(+) Check F901, bridge rectified circuit Check start voltage for the pin8of IC901... - Page 33 15.6" LCD Color Monitor HP CQ1569 2. W/LED No Backlight Check Q806 =12V Check Q806 Check ON/OFF signal Check Interface board Check IC801 pin2=5V ? Change Q809,Q803 Check the pin1 of IC801 have saw tooth wave Change IC801 Check ZD801 has the output of square wave at short time.
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Page 34: Key Board
15.6" LCD Color Monitor HP CQ1569 9.2.3 Key Board OSD is unstable or not working Is Keypad board connecting normally? Connect Keypad Board Is Button Switch normally? Replace Button Switch Replace Keypad Board Is Keypad board normally? Check main board... -
Page 35: White-Balance, Luminance Adjustment
6500K color temp. parameter is x = 313±30, y = 329 ±30, Y>140 cd/m 3. Into factory mode of HP L1750 Turn on power, press the Menu button, pull out the power cord, and then plug the power cord. Then the factory OSD will be at the left top of the panel. - Page 36 15.6" LCD Color Monitor HP CQ1569 B. Adjust sRGB color-temperature 1. Switch the chroma-7120 to sRGB channel. 2. The chroma 7120 will show x = 313 ±30, y = 329 ±30, Y >140 cd/m 3. Switch the chroma 7120 l to RGB MODE ( with press “MODE” button to change ) 4.
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Page 37: Mechanical Instructions
15.6" LCD Color Monitor HP CQ1569 11. Mechanical Instructions Step Figure Description Lay the monitor on a flat, soft Preparation and clean surface. Remove the decorate cover Remove the and the screws stand to remove the stand. Remove the Remove the... - Page 38 15.6" LCD Color Monitor HP CQ1569 Remove the screws to Remove the remove the bezel bezel Remove the screws marked Remove the in red and to main frame remove the main frame...
- Page 39 15.6" LCD Color Monitor HP CQ1569 Remove Remove the panel panel...
- Page 40 15.6" LCD Color Monitor HP CQ1569 1.Remove the screws marked in red to remove the Power Remove Boardand Main main board Board. and power 2.Disconnect board the connector and remove the Power Board and Main Board. The machine disconnect The end...
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Page 41: Monitor Exploded View
15.6" LCD Color Monitor HP CQ1569 12. Monitor Exploded View... -
Page 42: Bom List
089G414A19N IS 电源线 E09501 095G8018 3XH62 LVDS CABLE 30P-14P 140MM 0D1G1730 8120 SCREW 0M1G 130 5120 SCREW 705GH834065 CQ1569 STAND ASS'Y E750 750GLG156W1E12Z0HP PANEL LM156WH1-TLE1 NJ LGD AM1G1740 12225 CR3 SCREW CBPCRM5CPH1 MAIN BOARD H45G 87 1 7H EPE COVER... - Page 43 15.6" LCD Color Monitor HP CQ1569 CN408 033G3802 6B Y WAFER CN404 033G3802 9B Y WAFER CN405 033G804314C H HR WAFER 2*7P 2.0picth 040G 45762412B CBPC LABEL CN101 088G 35315F HD D-SUB CONN F ATTACHED SCREW X401 093G 22 53 J 14.31818MHZ/32PF/49US...
- Page 44 15.6" LCD Color Monitor HP CQ1569 CN902 095G 82010X511 HARNESS 10P(SAN)-9P(PLUG) 100MM 705GQ757011 Q901 ASS'Y 705GQ793053 D906 ASS'Y PW8621MHW2SMT POWER BOARD FOR SMT L901 S73L17440VG Transformer R908 061G152M10452T6W56 RST MOFR 100KOHM 5% 2WS BD901 093G 50460 28 BRIDGE DIODE KBP208G LITEON...
- Page 45 15.6" LCD Color Monitor HP CQ1569 R452 061G0402101 6805 RST CHIPR 100 OHM +-5% 1/16W R478 061G0402101 6805 RST CHIPR 100 OHM +-5% 1/16W R411 061G0402101 6805 RST CHIPR 100 OHM +-5% 1/16W R405 061G0402101 6805 RST CHIPR 100 OHM +-5% 1/16W...
- Page 46 15.6" LCD Color Monitor HP CQ1569 R476 061G0402470 6857 RST CHIPR 47OHM 1/16W 5% R474 061G0402472 6857 RST CHIPR 4.7KOHM +-5% 1/16W R473 061G0402472 6857 RST CHIPR 4.7KOHM +-5% 1/16W R472 061G0402472 6857 RST CHIPR 4.7KOHM +-5% 1/16W R448 061G0402472 6857 RST CHIPR 4.7KOHM +-5% 1/16W...
- Page 47 15.6" LCD Color Monitor HP CQ1569 C429 065G0402224 176784 CAP 0402 0.22UF 16V Y5V C434 065G0402224 176784 CAP 0402 0.22UF 16V Y5V C113 065G0402473 126785 CAP MLCC 47NF 16V X7R C110 065G0402473 126785 CAP MLCC 47NF 16V X7R C109 065G0402473 126785...
- Page 48 15.6" LCD Color Monitor HP CQ1569 R823 061G0603000 6857 RST CHIPR 0 OHM +-5% 1/10W R818 061G0603100 1F6857 RST CHIP 1.0 KOHM +-1% 1/10W R824 061G0603100 1F6857 RST CHIP 1.0 KOHM +-1% 1/10W R827 061G0603100 1F6857 RST CHIP 1.0 KOHM +-1% 1/10W...
- Page 49 15.6" LCD Color Monitor HP CQ1569 R939 061G0805102 6857 RST CHIPR 1 KOHM +-5% 1/8W R952 061G0805102 6857 RST CHIPR 1 KOHM +-5% 1/8W R938 061G0805103 6857 RST CHIPR 10 KOHM +-5% 1/8W R608 061G0805109 6857 RST CHIPR 1 OHM +-5% 1/8W...
- Page 50 15.6" LCD Color Monitor HP CQ1569 C932 065G0603102 326785 1000PF +-10% 50V X7R C842 065G0603103 326785 0.01UF+-10% 50V X7R C613 065G0603104 226805 CAP:CER 0.1UF 10% 25V SMT 0603 C807 065G0603104 226805 CAP:CER 0.1UF 10% 25V SMT 0603 C612 065G0603104 226805 CAP:CER 0.1UF 10% 25V SMT 0603...
- Page 51 15.6" LCD Color Monitor HP CQ1569 D806 093G 64S522SEM LL4148 D807 093G 64S522SEM LL4148 D812 093G 64S522SEM LL4148 D814 093G 64S522SEM LL4148 D817 093G 64S522SEM LL4148 D903 093G 64S522SEM LL4148 D915 093G 64S522SEM LL4148 D916 093G 64S522SEM LL4148 PW8621MHW2AI POWER BOARD FOR AI...
- Page 52 15.6" LCD Color Monitor HP CQ1569 J905 095G 90 23 JUMPER WIRE J906 095G 90 23 JUMPER WIRE J907 095G 90 23 JUMPER WIRE J908 095G 90 23 JUMPER WIRE J909 095G 90 23 JUMPER WIRE J910 095G 90 23...
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Page 53: Different Parts List
CARTON LABEL 052G 1185 MIDDLE TAPE E08901 089G410A19N IS POWER CORD H40G 15N690 9A ID LABEL H41G160669042A CQ1569 DOC KIT (534372-371) H41G780669066A QSG(513440-001) H44G5D22690 3B CQ1569 CARTON (514083-00F) H44G5D22BRO 1A PAPER SHEET H45G 77 6 PE PACKING Q34G0274AAA 4B0100 REAR COVER15.6"... - Page 54 MIDDLE TAPE E08901 089G410A19N IS POWER CORD E750 750GLG156W1E12D0HP PANEL LM156WH1-TLE1 NJ LGD H40G 15N690 9A ID LABEL H41G160669042A CQ1569 DOC KIT (534372-371) H41G780669066A QSG(513440-001) H44G5D22690 3B CQ1569 CARTON (514083-00F) H44G5D22BRO 1A PAPER SHEET H45G 77 6 PE PACKING Q34G0274AAA 4B0100 REAR COVER15.6"...
- Page 55 052G 1185 MIDDLE TAPE H40G 15N690 9A ID LABEL H40G 45769012A HP P/N LABEL H40G 58169019A CEL-3 LABEL H41G160669042A CQ1569 DOC KIT (534372-371) H41G780669063A CEL3- CARD H41G780669066A QSG(513440-001) H44G5D22690 3B CQ1569 CARTON (514083-00F) H44G5D22BRO 1A PAPER SHEET H45G 77 6...
- Page 56 Diversity of T6RGM5NLY5CPANE compared with T6RGM5NDWWCPANH Location Part No. Description 040G 58162435A P/N LABEL FOR MANUAL PE BAG 040G 581654 3A CARTON LABEL 052G 1185 MIDDLE TAPE E08901 089G412A19NIS3 电源线 H40G 15N690 9A ID LABEL H40G 58169014A WARRANTY LABEL H41G160669042A CQ1569 DOC KIT (534372-371)
- Page 57 089G412A19NIS3 电源线 E750 750GLG156W1E12D0HP PANEL LM156WH1-TLE1 NJ LGD H40G 15N690 9A ID LABEL H40G 58169014A WARRANTY LABEL H41G160669042A CQ1569 DOC KIT (534372-371) H41G780669066A QSG(513440-001) H44G5D22690 3B CQ1569 CARTON (514083-00F) H44G5D22BRO 1A PAPER SHEET H45G 77 6 PE PACKING Q34G0274AAA 4B0100 REAR COVER15.6"...
- Page 58 PANEL LM156WH1-TLE1 NJ LGD H40G 15N690 9A ID LABEL H41G160669041A CQ1569 (534372-DN1) H41G780669066A QSG(513440-001) H44G5D22690 4A CQ1569 CARTON (514083-00A) H44G5D22BRO 1A PAPER SHEET H45G 77 6 PE PACKING Q34G0274AAA 4B0100 REAR COVER15.6" Q45G 76 28 H PE BAG FOR MANUAL...
- Page 59 CARTON LABEL 052G 1185 MIDDLE TAPE E08901 089G420A19N IS POWER CORD H40G 15N690 9A ID LABEL H41G160669042A CQ1569 DOC KIT (534372-371) H41G780669066A QSG(513440-001) H44G5D22690 3B CQ1569 CARTON (514083-00F) H44G5D22BRO 1A PAPER SHEET H45G 77 6 PE PACKING Q34G0274AAA 4B0100 REAR COVER15.6"...
- Page 60 MIDDLE TAPE E08901 089G422A19N IS POWER CORD I-SHENG H40G 15N690 9A ID LABEL H40G 581690 3F INDIA LABEL H41G160669042A CQ1569 DOC KIT (534372-371) H41G780669066A QSG(513440-001) H44G5D22690 3B CQ1569 CARTON (514083-00F) H44G5D22BRO 1A PAPER SHEET H45G 77 6 PE PACKING Q34G0274AAA 4B0100 REAR COVER15.6"...