Acer AL1716 Service Manual

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Page 1 ACER ACER_LCD_AL1716W_SM070510V1 Service Model ID: T17ANHW-G1 Service Manual Table of Contents Important Safety Notice------------------------------------------------------------------------------------- 01 01. Product Specification--------------------------------------------------------------------------------- 02 02. Flat Panel Specification-------------------------------------------------------------------------------07 03. Exploded Diagram ------------------------------------------------------------------------------------- 12 Troubleshooting----------------------------------------------------------------------------------------14 05. Spare Parts List-----------------------------------------------------------------------------------------23 06. Schematics and Layouts------------------------------------------------------------------------------ 31 07. Assembly and Disassembly-------------------------------------------------------------------------- 41 Appendix : User’s Manual...
Page 2: Important Safety Notice
Important Safety Notice Using Lead-Free solder to well mounted the parts. ! The fusion point of Lead-Free solder requested in the degree of 220 C. ° ACER AL1716W Go to cover page...
Page 3: Product Specification
ACER AL1716W Go to cover page 1.1 Scope: This document defines the design and performance requirements for the Liteon standard 17” wide flat panel monitor. The display element shall be a 17” inch diagonal, WXGA (1440 x 900) resolution, TFT-LCD (Thin Film Transistor Liquid Crystal Display).
Page 4 14 V-SYNC 15 DDC-SCL 1.4.2 Video Signal Termination Impedance 1.4.3 Synchronization (Sync) Signals Function Note 1.4.4 Sync Signal Levels ACER AL1716W Go to cover page Min Normal Max Horizontal Frequency Vertical Frequency Locked Pixel Clock Frequency Hi Level Input Low Level Input RGB Analog Video Level 0.735 V...
Page 5: Menu Operation
ACER AL1716W Go to cover page If the monitor sync processing circuits are designed around the 3.3 volt logic family, then the sync inputs must be 5 volt tolerant. 1.4.5 Sync Signal Loading TTL input loading shall be equivalent to one TTL input load.
Page 6 1.6.3 Mode Recognition Pull-in: The monitor shall recognize preset modes within a range of +/- 1 KHz whichever is less for horizontal; and within +/- 1Hz for vertical. ACER AL1716W Go to cover page Pixel Rate Timing Modes, FV(Hz) (KHz)
Page 7 ACER AL1716W Go to cover page 1.7 Controller Requirements: 1.7.1 General Requirements: The monitor shall include a controller capable of converting the analog RGB signal from a standard WXGA resolution video controller in the CPU to a signal which can be displayed on the panel. The...
Page 8: Flat Panel Specification
Cross Lines Off When the unit lights , lines in both the minor and major axis do not appear. Bright/Dark Dot A sub - pixel (R, G, B dot) stuck off / on (electrical). ACER AL1716W Go to cover page...
Page 9 ACER AL1716W Go to cover page 2.5.6 Smudges, Streaks and Smears: When viewing the panel oriented so as to max. reflected light, there shall be no visible smudging, streaking, smearing or other non-uniformity from contaminants, fingerprints, or defects in any of the visible surfaces.
Page 10 Contrast Responsetim e W hitelum inance(Center) Color chrom aticity(CIE1931) Viewingangle Viewingangle Brightnessuniform ity ACER AL1716W Go to cover page Specification 389.2x254.5x11.5 (Typ) 367.2 (H) x 229.5 (V) 1440 (H) x 900 (V) 0.255 (H) x 0.255 (V) RGB Vertical Stripe...
Page 11: Block Diagram
ACER AL1716W Go to cover page 2.7.4 Block Diagram TFT LCD Module TC O N w ith LV D S R eceiver D C /D C C onverter G am m a R eference V oltage G enerator Backlight Unit 2.7.5 Pixel Format...
Page 12 (4)(5) at 25oC V(rms) (4)(5) at 0oC 2.9 Switching Characteristics for LVDS Receiver ACER AL1716W Go to cover page be applied to the lamp more than 1 second after startup. Otherwise, the lamp may not be turned on. The used lamp current is the lamp typical current.
Page 13: Exploded Diagram
ACER AL1716W 3. Exploded Diagram Go to cover page 3.1 Packing Exploded Diagram...
Page 14 ACER AL1716W 3. Exploded Diagram (continued) Go to cover page 3.2 Product Exploded Diagram...
Page 15: Troubleshooting
ACER AL1716W Go to cover page 4.1 Power board Check output voltage +5V and +22V whether if correct supply Check power switch whether if turn on Check power cord P801, signal cable P302, P103, P104 is correct connected Check C805 value is about...
Page 16 And, printed wire between them is opened. Check CCFL and repair them. Reconnect P103 and P104 in tightly. Check D121, D120, R130, C128, C111 and repair them if be damaged. Repair Q105 ACER AL1716W Go to cover page...
Page 17 ACER AL1716W Go to cover page 4.3 No display of screen Screen is black color of LED is amber When a signal is not being input, it indicates with ‘VIDEO INPUT’. It indicates with ‘Out of Range’ at the time of the frequency that it cannot distinguished.
Page 18 TTL high level. Q302 is failure Failure Point: 1. Printed wire broke between Q302 pin2, I306 pin127. 2. I303 is failure ACER AL1716W Go to cover page Check if the Module. The LVDS cable is disconnected. Check the 3V3 power...
Page 19: Abnormal Screen For Vga Source
ACER AL1716W Go to cover page 4.5 Abnormal screen for VGA source Check the R.G.B video signals from computer input on P302 of video connector Check VGA R.G.B input video signals on I306 pin99, pin96, pin93 respectively that their level is 0.5Vp-p to 0.7Vp-p...
Page 20 1. Printed wire broken between P307 pin2 and I306 pin114. 2. Printed wire broken between P307 pin3 and I306 pin115. 3. R368 C382 R369 C383 C387,C388,C391 or C392 is short. 4. R380,R383,R378 or R379 is open. ACER AL1716W Go to cover page...
Page 21 ACER AL1716W Go to cover page 4.7 Abnormal plug and play for VGA Confirm the host computer supplies DDC2 mode. Check the voltage on P302 pin10 that is power DC 5V. Check the voltage on I304 pin8 that is power DC 5V.
Page 22 VGA video cables is failure. Failure Point: 1. Printed wire is open between P302 pin14 and I306 pin90. 2. FB312 and R322 may be open. 3. R323 and C327 may be short. 4. D305, D306 is short. ACER AL1716W Go to cover page...
Page 23 ACER AL1716W Go to cover page 4.9 Checking the resolution change IC movement 1. Check +3V3 supplied on I306 pin2, pin25, pin53, pin47, pin74, pin82, pin91, pin92, pin101. pin110, pin116 2. Check +3V3 supplied on I309 pin8. 1. Check +1V8 supplied on I306 pin55, pin87, pin17, pin118, pin70, pin78, pin104, pin106.
Page 24: Spare Parts List
CAP. MC_uF_0.01_50V_M_X7R_ C325 6371210306P01 CAP. MC_uF_0.01_50V_M_X7R_ C326 6373410486P01 CAP.MC_uF_0.1_25V_Z_Y5V_SMD_603_SMD C327 6371110156P CAP. MC_pF_100_50V_J_NPO_SMD 0603 C328 6371147056P CAP. MC_pF_47_50V_J_NPO_SMD 060 C328 6371147056P01 CAP. MC_pF_47_50V_J_NPO_SMD_603_SMD 5. Spare Parts List Description Description SK CAPXON SK CAPXON SK CAPXON ACER AL1716W Go to cover page...
Page 25 ACER AL1716W Go to cover page CAPACITORS CKT_ID Component C328 6371147056P40 CAP.MC_pF_47_50V_J_NPO_0603_SAMSUNG C329 6373410486P01 CAP.MC_uF_0.1_25V_Z_Y5V_SMD_603_SMD C330 6373410486P01 CAP.MC_uF_0.1_25V_Z_Y5V_SMD_603_SMD C331 6371147056P CAP. MC_pF_47_50V_J_NPO_SMD 060 C332 6371147056P CAP. MC_pF_47_50V_J_NPO_SMD 060 C348 6311210069P10 CAP. ALU_uF_10_16V_F/P=2/L=4_105C_4X7 C348 6311210069P20 CAP.ALU_uF_10_16V_L3.5P2_105C_4x7_SM/SUS SUSCON C349 6373210416P CAP. MC_uF_0.1_25V_K_X7R_SMD 0603 PB...
Page 26 P302A 6715011603P00 CABLE_VIDEO_DSUBx2_1800mm_BLK_20276#30 (3+6)OD=6_JCE P306 6640030005P20 CONN_FFC_30P_1.0_CF25302D0R0-10_CVILUX P306 6640030007PD0 CONN_FFC_30P_1.0_AFN300-N2G11_P-TWO 5. Spare Parts List (continued) Description 18*35.5_PAG NIPPON CHEMI-CON /SUSCON /SUSCON /SUSCON Description CHILISIN CHILISIN CHILISIN CHILISIN CHILISIN CHILISIN CHILISIN CHILISIN CHILISIN Description 401MAKER ACER AL1716W Go to cover page...
Page 27 ACER AL1716W Go to cover page CABLES AND CONNECTORS AND PLUGS CKT_ID Component P306A 6712300067PC0 HARNESS_FFC_30P(1.0)_200mm_20696_P-TWO P307 6613005003P20 PLUG_5P_2.0mm_CI0105P1VK0_CVILUX P307 6613050020P PLUG_5P_2.0mm_A2001WV2_05_JWT P307A 6711050010P00 HARNESS_5P_220mm_1571#28_JCE P601 6610005002P00 PLUG_5P_1.25mm_A1251WR0-5P_JWT P801 6621030150PS0 AC INLET_3P_INALWAYS_0707-1-C7C P801 6621030151P91 AC INLET_3P_DLK_CDJ_3H P802 6711100003P90 HARNESS_10P/9P_100mm_1007#24_ETC S601...
Page 28 R316 6252100056P RES. CHIP_R_OHM_100_1/10W_J_603 R317 6252680956P RES. CHIP_R_OHM_68_1/10W_J_603 R318 6252100056P RES. CHIP_R_OHM_100_1/10W_J_603 R319 6252100256P RES. CHIP_R_KOHM_10_1/10W_J_603 R320 6252100156P RES. CHIP_R_KOHM_1_1/10W_J_603 R321 6252100056P RES. CHIP_R_OHM_100_1/10W_J_603 5. Spare Parts List (continued) Description Description Description DIGITAL Description ACER AL1716W Go to cover page...
Page 29 ACER AL1716W Go to cover page RESISTORS CKT_ID Component R322 6252100056P RES. CHIP_R_OHM_100_1/10W_J_603 R323 6252240156P00 RES.CHIP-R_KOHM_2.4_1/10W_J_0603 R324 6252240156P00 RES.CHIP-R_KOHM_2.4_1/10W_J_0603 R325 6252100256P RES. CHIP_R_KOHM_10_1/10W_J_603 R326 6252120256P RES. CHIP_R_KOHM_12_1/10W_J_603 R327 6252120256P RES. CHIP_R_KOHM_12_1/10W_J_603 R328 6252470956P RES. CHIP_R_OHM_47_1/10W_J_603 R329 6252470956P RES. CHIP_R_OHM_47_1/10W_J_603 R330 6252240156P00 RES.CHIP-R_KOHM_2.4_1/10W_J_0603...
Page 30 ID DATE CODE LABEL 2U04 1241000205P ID DATE CODE LABEL 2U04 1241000400P MODEL LABEL_WHITE 3U01 1241000205P ID DATE CODE LABEL 6BB1 7749600940P0A TAPE_PACKING_114x36x0.25mm_FOR ACER R20 BUNW 8C01P 7735431685P0A LABEL_VISTA(WORKS)_CMYK_25.4x11.2_LENOVO T15AN 8CC2 7749600950P0A TAPE_PACKING_86x28x0.25mm_FOR ACER R20BU 8U01 1241000205P ID DATE CODE LABEL TAP1 1120000700P...
Page 31 ACER AL1716W Go to cover page MICHANICAL PARTS CKT_ID Component 6FB1 7742807870P0A PUSH BUTTON_#6780#6790_ABS_UL94HB_ACER_ R20BUNW-M1 6FC1 7742807880P0A PUSH BUTTON_KEY PW_#6780#6790_ABS_UL94HB ACER_R20BUNW-M1 6L01A 7742613400P0A COVER_HINGE_#6800_ABS_UL94HB_ACER_R20BUN W-M1 6L01B 7111230061P SCREW-MACHINE-Flat Washer-Pan-M3-6-Zn 6L01C 7116240081P0A SCREW-MACHINE-Star Washer-Pan-M4-8-Zn 6L01D 7110330052P0A SCREW-MACHING-FLAT HEAD-M3-5-NI 6L01E 7140330083P0A SCREW-DOUBLE THREAD-NO WASHER-FLAT HEAD...

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