Table of Contents
Advertisement
Quick Links
17"W LCD Color Monitor
Service
Service
Service
Description
Table Of Contents..........................................................1
Revision List.............................................................2
Important Safety Notice.............................................3
1. Monitor Specification...............................................4
2. LCD Monitor Description........................................5
3. Operation Instruction............................................6
3.1 Control Buttons......................................................6
3.2 Attaching the Cables...............................................6
3.3 Adjusting the Picture..........................................7
4. Input/Output Specification.........................................9
4.1 Input Signal Connector.............................................9
N
4.2 Factory Preset Display Modes....................................9
4.3 Panel Specification.........................................10
5. Block Diagram.....................................................13
5.1 Software Flow Chart...........................................13
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
5.2 Electrical Block Diagram...................................15
6.Schematic......................................................17
6.1 Main Board..........................................................17
6.2 Power Board.....................................................22
6.3 Key Board.........................................................24
7.PCB Layout...........................................................25
7.1 Main Board........................................................25
7.2 Power Board.................................................26
7.3 Key Board...................................................27
8. Maintainability................................................28
8.1 Equipments and Tools Requirement....................28
8.2 Trouble Shooting................................................28
9. White-Balance, Luminance adjustment.............34
10. Monitor Exploded View.....................................36
11. BOM List..............................................................37
SAFETY NOTICE
1
Advance C17L719W
Horizontal Frequency
56kHz - 71kHz
Page
Advertisement
Table of Contents
Summary of Contents for Advance acoustic C17L719W
-
Page 1: Table Of Contents
17”W LCD Color Monitor Advance C17L719W Service Service Service Horizontal Frequency 56kHz – 71kHz TABLE OF CONTENTS Description Page Description Page 5.2 Electrical Block Diagram….…...………..…..…...15 Table Of Contents..……..……......…..1 6.Schematic……………........…17 Revision List.….....……......……..2 6.1 Main Board.……...……..........17 Important Safety Notice.…………....……..3 6.2 Power Board..………..……........22 1. -
Page 2: Revision List
17”W LCD Color Monitor Advance C17L719W Revision List Revision Date Revision History TPV Model Nov.-27-08 Initial Release T78HM5NQW1VFNN... -
Page 3: Important Safety Notice
17”W LCD Color Monitor Advance C17L719W Important Safety Notice Proper service and repair is important to the safe, reliable operation of all AOC Company Equipment. The service procedures recommended by AOC and described in this service manual are effective methods of performing service operations. -
Page 4: Monitor Specification
17”W LCD Color Monitor Advance C17L719W 1. Monitor Specifications Driving system 17" wide TFT Color LCD Viewable Image Size 433mm diagonal Pixel pitch 0.255mm( H ) × 0.255mm( V ) LCD Panel Viewable angle 160° (H) 150° (V) Response time... -
Page 5: Lcd Monitor Description
17”W LCD Color Monitor Advance C17L719W 2. LCD Monitor Description The LCD monitor will contain a main board, a power board and 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 6: Operation Instruction
17”W LCD Color Monitor Advance C17L719W 3. Operating Instructions General Instructions Press the power button to turn the monitor on or off. The other control buttons are located on the side of the monitor. By changing these settings, the picture can be adjusted to your personal preferences. -
Page 7: Adjusting The Picture
17”W LCD Color Monitor Advance C17L719W Connecting the D-Sub Cable: Connect one end of the 15-pin D-Sub cable to the back of the monitor and connect the other end to the computer’s D-Sub port. Connecting the Power Cord: Connect the power cord into your LCD monitor’s power input socket, and then plug the other end into a 3-pin AC power outlet. - Page 8 17”W LCD Color Monitor Advance C17L719W Main Menu Main Menu Sub Menu Sub Menu Item Description Item Icon Icon Adjust picture Clock to reduce Clock Vertical-Line noise. Adjust Picture Phase to reduce Focus Horizontal-Line noise Image Setup Adjust the horizontal position of the H.
-
Page 9: Input/Output Specification
17”W LCD Color Monitor Advance C17L719W 4. Input/Output Specification 4.1 Input Signal Connector Pin No. Description Pin No. Description Video-Red + 5V Video-Green Ground Video-Blue N.C. N.C. DDC-Serial Data Detect Cable H-Sync GND-R V-Sync GND-G DDC-Serial Clock GND-B 15 - Pin Color Display Signal Cable 4.2 Factory Preset Display Modes... -
Page 10: Panel Specification
17”W LCD Color Monitor Advance C17L719W 4.3 Panel Specification HannStar Display model HSD170MGW1-B00 is a color active matrix thin film transistor (TFT) liquid crystal display (LCD) that uses amorphous silicon TFT as a switching device. This model is composed of a TFT LCD panel, a driving circuit and a back light system. - Page 11 17”W LCD Color Monitor Advance C17L719W 4.3.2 Optical Characteristics Optical Specifications...
- Page 12 17”W LCD Color Monitor Advance C17L719W 4.3.3 Electrical Characteristics TFT LCD Module: Back Light Unit:...
-
Page 13: Block Diagram
17”W LCD Color Monitor Advance C17L719W 5. Block Diagram 5.1 Software Flow Chart... - Page 14 17”W LCD Color Monitor Advance C17L719W Remark: 1) MCU initializes. 2) Is the EPROM blank? 3) Program the EPROM by default values. 4) Get the PWM value of brightness from EPROM. 5) Is the power key pressed? 6) Clear all global flags.
-
Page 15: Electrical Block Diagram
17”W LCD Color Monitor Advance C17L719W 5.2 Electrical Block Diagram 5.2.1 Main Board Panel Interface Crystal 14.318MHZ (CN403) (X401) Scalar TSUM1PFR-LF FLASH ROM Key Control SST25VF010A (Include ADC, OSD, MCU) Interface (U402) (CN401) (U401) D-Sub Connector (CN101) - Page 16 17”W LCD Color Monitor Advance C17L719W 5.2.2 Power Board AC input 100V~240V Main Output Transformer VEMI filter Rectifier Board/Invert Rectifier er Circuit Power Switching IC Power Supply PWM Control IC Sense Resistor Sampling Photo Couple Resonance NET Transformer High Voltage Output...
-
Page 17: Schematic
17”W LCD Color Monitor Advance C17L719W 6. Schematic 6.1 Main Board 715G2904 1 TSUM1PFR 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... - Page 18 17”W LCD Color Monitor Advance C17L719W H_Sy nc R101 0R05 1/10W 5% R102 100R 1/16W 5% DSUB_H V_Sy nc R103 100R 1/16W 5% FB102 DSUB_V R104 C101 VGA_B+ DSUB_B+ VCC3.3 R105 R106 C102 C103 BEAD 2K2 1/16W 5% 2K2 1/16W 5% 100R 1/16W 5% 0.047uF...
- Page 19 17”W LCD Color Monitor Advance C17L719W AVDD VDDP VDDC VCC3.3 VDDP AVDD FB401 U401 VCC3.3 300OHM VCTRL VCTRL C403 C404 LVA3P 0.1uF/16V 0.1uF/16V DSUB_R+ RIN0P LVA3M DSUB_R- RIN0M PA[0..1] DSUB_G+ PA[0..1] GIN0P DSUB_G- GIN0M LVA2P DSUB_SOG SOGIN0 LVA2M DSUB_B+ BIN0P...
- Page 20 17”W LCD Color Monitor Advance C17L719W PANEL_VCC CN403 PA[0..1] PB[0..9] PA[0..1] PB[0..9] R434 C420 PA[4..9] PA[4..9] 330 OHM 1/4W 0.1uF/16V CMVCC AO3401L CMVCC R433 C419 R435 10K 1/16W 5% 0.1uF/16V PANEL_VCC 4K7 1/16W 5% Q405 AO3401 R436 FB402 CONN 100K 1/16W 5%...
- Page 21 17”W LCD Color Monitor Advance C17L719W ESD_VCC 2 DSUB_5V CMVCC DSUB_5V 2 5, 6 CMVCC VCC3.3 VCC3.3 D403 D401 BAT54C BAV99 CN404 VCC3.3 R437 R439 CMVCC1 SM340A D402 10K 1/16W 5% 10K 1/16W 5% CMVCC CMVCC1 CMVCC BKLT-EN VCC1.8 Q410...
-
Page 22: Power Board
17”W LCD Color Monitor Advance C17L719W 6.2 Power Board 715G2852 2 R918 100 OHM 1/4W L904 R919 +12V 1.0uH 100 OHM 1/4W C912 ZD902 0.001uF C930 RLZ13B R920 C922 R946 100 OHM 1/4W 470UF/25V 150 OHM 2W 0.1uF C917 C918... - Page 23 17”W LCD Color Monitor Advance C17L719W CN803 CONN C839 T801 R821 1500PF/50V POWER X'FMR R817 1K 1/8W 10K 1/10W 1% R855 D805 15R 1/4W LL4148 C819 C801 F801 0.0022uF 30pF/3KV +12V 0 OHM 1/4W C802 R804 Q801 470UF/25V C824 R856...
-
Page 24: Key Board
17”W LCD Color Monitor Advance C17L719W 6.3 Key Board 715G2835 1 LED_RED# LED_GRN# LED001 CN001 LBADC1 R002 2K OHM 1/4W LBADC2 DC_POWERON R003 0R05 1/10W 1% LED_GRN# LED_RED# C001 C002 C003 C004 C005 R004 2K OHM 1/4W R005 1K 1/10W 1% NC/0.001uF... -
Page 25: Pcb Layout
17”W LCD Color Monitor Advance C17L719W 7. PCB Layout 7.1 Main Board 715G2904 1... -
Page 26: Power Board
17”W LCD Color Monitor Advance C17L719W 7.2 Power Board 715G2852 2... -
Page 27: Key Board
17”W LCD Color Monitor Advance C17L719W 7.3 Key Board 715G2835 1... -
Page 28: Maintainability
17”W LCD Color Monitor Advance C17L719W 8. Maintainability 8.1 Equipments and Tools Requirement Voltmeter. Oscilloscope. Pattern Generator. DDC Tool with an IBM Compatible Computer. Alignment Tool. LCD Color Analyzer. Service Manual. User Manual. 8.2 Trouble Shooting 8.2.1 Main Board No power... - Page 29 17”W LCD Color Monitor Advance C17L719W No picture (LED orange) No picture The button if under X401 oscillate Replace X401 waveform is normal control Check reset circuit of Check Correspondent component U401 is normal Check C423(+)=1.8V; U404 Vout=3.3V Replace U401...
- Page 30 17”W LCD Color Monitor Advance C17L719W White screen White screen Measure Q404 base X401 oscillate waveform is normal is low level? Replace X401 Check CN403 is solder Check reset circuit of and Q405 is OK U401 is normal Check Correspondent Check Correspondent component.
- Page 31 17”W LCD Color Monitor Advance C17L719W 8.2.2 Power Board No power Check AC line volt 110V or 220V Check AC input Check the voltage of C907 (+) Check bridge rectified circuit and F901 circuit Check start voltage for the pin3 of IC901...
- Page 32 17”W LCD Color Monitor Advance C17L719W No backlight Check C802(+)=12V Check adapter Check ON/OFF signal Check main board Check IC801 PIN12=12V Change ON/OFF circuit Check IC801 PIN5 have triangle wave Change IC801 Check IC801 PIN9/PIN10 PWM wave Check IC801 Check Q802 Drain wave...
- Page 33 17”W LCD Color Monitor Advance C17L719W 8.2.3 Key Board OSD is unstable or not working Connect Key Pad Board Is Key Pad Board connecting normally? Replace Button Switch Is Button Switch normally? Replace Key Pad Board Is Key Pad Board Normally?
-
Page 34: White-Balance, Luminance Adjustment
17”W LCD Color Monitor Advance C17L719W 9. White-Balance, Luminance Adjustment Approximately 30 minutes should be allowed for warm up before proceeding White-Balance adjustment. 1. How to do the Chroma-7120 MEM. Channel setting A. Reference to chroma 7120 user guide B. Use “SC” key and “NEXT” key to modify x,y,Y value and use “ID” key to modify the TEXT description Following is the procedure to do white-balance adjust 2. - Page 35 17”W LCD Color Monitor Advance C17L719W 2. Switch the MEM. Channel to Channel 9(with up or down arrow on chroma 7120) 3. The LCD-indicator on chroma 7120 will show x = 283 ±30, y = 297 ±30, Y>130cd/m2 4. Adjust the RED on factory window until chroma 7120 indicator reached the value R=100 5.
-
Page 36: Monitor Exploded View
17”W LCD Color Monitor Advance C17L719W 10. Monitor Exploded View... -
Page 37: Bom List
17”W LCD Color Monitor Advance C17L719W 11. BOM List T78HM5NQW1VFNN Location Part No. Description Remark 040G 58162461A EPA LABEL 044GH600 1 HANDLE 2 050G 600 4 HANDLE 1 052G 1150 C INSULATING TAPE 052G 1185 1 BIG TAPE 052G 1186... - Page 38 17”W LCD Color Monitor Advance C17L719W Q409 057G 417 22 T TRA KN2907AS -60V/-0.6A SOT-23 Q410 057G 417 22 T TRA KN2907AS -60V/-0.6A SOT-23 Q405 057G 763 1 A03401 SOT23 BY AOS(A1) R401 061G0402000 RST CHIP MAX 0R05 1/16W R402...
- Page 39 17”W LCD Color Monitor Advance C17L719W R101 061G0603000 RST CHIP MAX 0R05 1/10W R434 061G1206331 RST CHIPR 330 OHM +-5% 1/4W C432 065G0402104 15 MLCC 0402 0.1UF K 16V X5R C428 065G0402104 15 MLCC 0402 0.1UF K 16V X5R C422 065G0402104 15 MLCC 0402 0.1UF K 16V X5R...
- Page 40 17”W LCD Color Monitor Advance C17L719W SW001 077G 600 1A CJ TACT SWITCH 2PIN SW002 077G 600 1A CJ TACT SWITCH 2PIN SW003 077G 600 1A CJ TACT SWITCH 2PIN SW004 077G 600 1A CJ TACT SWITCH 2PIN SW005 077G 600 1A CJ...
- Page 41 17”W LCD Color Monitor Advance C17L719W 0M1G1730 8120 SCREW Q90G6263 3 HEAT SINK 705GQ793053 D906 ASS'Y D906 093G 60250 FCH10U10 D906 093G 60267 SP10100 0M1G1730 8120 SCREW Q90G6263 3 HEAT SINK IC801 056G 379 22 IC TL494IDR SOIC-16 IC901 056G 379 76...
- Page 42 17”W LCD Color Monitor Advance C17L719W R927 061G0603360 1F RST CHIPR 3.6K OHM +-1% 1/10W R851 061G0603510 1F RST CHIPR 5.1K OHM +-1% 1/10W R841 061G0603680 2F RST CHIPR 68K OHM +-1% 1/10W R853 061G0603683 RST CHIPR 68K OHM +-5% 1/10W...
- Page 43 17”W LCD Color Monitor Advance C17L719W C823 065G0603222 22 CHIP 2200PF 25V X7R C928 065G0805103 32 CAP CHIP 0805 10NF K 50V X7R C824 065G0805104 32 CAP CHIP 0805 0.1UF K 50V X7R C924 065G0805104 32 CAP CHIP 0805 0.1UF K 50V X7R...
- Page 44 17”W LCD Color Monitor Advance C17L719W R914 061G152M47852T RST MOFR 0.47 OHM +-5% 2WS C906 065G 2K152 1T6213 CAP CER 1500PF K 2KV C903 067G 2152207NT KY50VB22M-TP5 5*11 FB901 071G 55 29 FERRITE BEAD F901 084G 56 3 B FUSE 3.15A 250V...
- Page 45 17”W LCD Color Monitor Advance C17L719W Q44G7081201 Q44G7081959 1A 17"LCD CARTON Q45G 77 5 PE PACKING Q45G 88607 R PE BAG FOR MONITOR Q45G 88607 28 PE BAG FOR CLAMP/STAND Q52G6020 44 PROTECT FILM 045G 76 28 RN PE BAG FOR MANUAL...
Need help?
Do you have a question about the C17L719W and is the answer not in the manual?
Questions and answers