AL1916e Service Guide
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Table of contents Chapter 1 MONITOR FEATURE 9 Chapter 2 OPERATING INSTRUTION 16 Chapter 3 MACHINE ASSEMBLY 21 Chapter 4 TROUBLE SHOOTING 32 Chapter 5 CONNECTOR INFORMATION 34 Chapter 6 FRU LIST 35 Chapter 7 SCHEMATIC DIAGRAM 36 Chapter 8 POWER BOARD INFORMATION 40 - 8 -
Table of contents Chapter 1 MONITOR FEATURE 9 Chapter 2 OPERATING INSTRUTION 16 Chapter 3 MACHINE ASSEMBLY 21 Chapter 4 TROUBLE SHOOTING 32 Chapter 5 CONNECTOR INFORMATION 34 Chapter 6 FRU LIST 35 Chapter 7 SCHEMATIC DIAGRAM 36 Chapter 8 POWER BOARD INFORMATION 40 - 8 -
AL1916e Service Guide
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R99 = 3.3V ? Change Cable NO Change Switch or Button Board - 32 - R98 = 1.8V ? Chapter 4 TROUBLE SHOOTING This chapter provides trouble shooting information forAL1916 1. No Power No Power Check Power Board Output CN4 Pin 5,Pin6 =5V NO Change Adaptor Power Board OK Check Scalar Module Output R96 =5V? OK Check Power Button From Scalar/B(CN6) to Button/B(CN1) NO Change Scalar Module Board NO Check Cable Yes Open ?
R99 = 3.3V ? Change Cable NO Change Switch or Button Board - 32 - R98 = 1.8V ? Chapter 4 TROUBLE SHOOTING This chapter provides trouble shooting information forAL1916 1. No Power No Power Check Power Board Output CN4 Pin 5,Pin6 =5V NO Change Adaptor Power Board OK Check Scalar Module Output R96 =5V? OK Check Power Button From Scalar/B(CN6) to Button/B(CN1) NO Change Scalar Module Board NO Check Cable Yes Open ?
AL1916e Service Guide
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Power Board Information Panel P/N AAM190EN129(AU) AA0190EA108(CPT) Description Chapter 8 Current Type Value P/B P/N AS05B312D00 AS05B520207 Description ADP/INV,FSP043-2PI01 90~264V GP ADP/INV,SLS0532D0248,90~264V,REV1A GP When the lamp current value is 7.0mA, the jumper should be done as the picture left shows - - 40 -
Power Board Information Panel P/N AAM190EN129(AU) AA0190EA108(CPT) Description Chapter 8 Current Type Value P/B P/N AS05B312D00 AS05B520207 Description ADP/INV,FSP043-2PI01 90~264V GP ADP/INV,SLS0532D0248,90~264V,REV1A GP When the lamp current value is 7.0mA, the jumper should be done as the picture left shows - - 40 -
AL1916p Service Guide
Page 7
Table of contents Chapter 1 Monitor Feature 8 INTRODUCTION...8 ELECTRICAL REQUIREMEENTS...9 MONITOR BLOCK DIAGRAM ...21 BLOCK DIAGRAM ...24 MONITOR BOARD LAYOUT ...25 SOFTWARE FLOW CHART ...27 GENERAL INSTRUCTIONS ...28 SYSTEM INSTALLATION ...29 POWER/INVERTOR BOARD ...34 ELECTRICAL SPECIFICATION...35 SAFETY ...37 Chapter 2 Operating Instruction 39 CONTROLS ...39 MAIN OSD MENU ...40 OSD MESSAGE...42 PLUG AND...
Table of contents Chapter 1 Monitor Feature 8 INTRODUCTION...8 ELECTRICAL REQUIREMEENTS...9 MONITOR BLOCK DIAGRAM ...21 BLOCK DIAGRAM ...24 MONITOR BOARD LAYOUT ...25 SOFTWARE FLOW CHART ...27 GENERAL INSTRUCTIONS ...28 SYSTEM INSTALLATION ...29 POWER/INVERTOR BOARD ...34 ELECTRICAL SPECIFICATION...35 SAFETY ...37 Chapter 2 Operating Instruction 39 CONTROLS ...39 MAIN OSD MENU ...40 OSD MESSAGE...42 PLUG AND...
AL1916p Service Guide
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The Adapter will drive the backlight of panel and the DC-DC conversion. Power board (include: AC/DC,inverter) - 21 - The inverter board will provide thr 12V DC-power to inverter/ power board. MONITOR BLOCK DIAGRAM The LCD monitor will contain an main board, an inverter/ power board, key board and internal adapter which house the flat panel control logic, brightness control logic and DDC.
The Adapter will drive the backlight of panel and the DC-DC conversion. Power board (include: AC/DC,inverter) - 21 - The inverter board will provide thr 12V DC-power to inverter/ power board. MONITOR BLOCK DIAGRAM The LCD monitor will contain an main board, an inverter/ power board, key board and internal adapter which house the flat panel control logic, brightness control logic and DDC.
AL1916p Service Guide
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...: 1. AC Inlet: HUAJIE SA-4S-066 or compatible. 2. PIN NO. POWER/Inverter Board Description This specification defined the performance and characteristic of power/inverter board. It supplies the following outputs : 1). 5Vdc: Logic power. 2). 5Vaudio: Audio power. 3). 15Vinv: Inverter power. The connecter was pitch 2.0mm. Function Function 1 +5Vaudio Audio power (optional). 2 GND Audio ground 3 GND Ground 4 GND Ground 5 Vbri...
...: 1. AC Inlet: HUAJIE SA-4S-066 or compatible. 2. PIN NO. POWER/Inverter Board Description This specification defined the performance and characteristic of power/inverter board. It supplies the following outputs : 1). 5Vdc: Logic power. 2). 5Vaudio: Audio power. 3). 15Vinv: Inverter power. The connecter was pitch 2.0mm. Function Function 1 +5Vaudio Audio power (optional). 2 GND Audio ground 3 GND Ground 4 GND Ground 5 Vbri...
AL1916p Service Guide
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... Disassemble two voltage lines from VL board. 3. Disassemble the key board 1. Disassemble two VL-VK lines from power board. 2. Remove the three screws from bezel. 2. Remove the one screw to release line from VL board. 4. Disassemble the power board 1. Remove the two screws to release VK board from Chassis. 4. Then take the power board from Chassis. 5. Disassemble audio line from...
... Disassemble two voltage lines from VL board. 3. Disassemble the key board 1. Disassemble two VL-VK lines from power board. 2. Remove the three screws from bezel. 2. Remove the one screw to release line from VL board. 4. Disassemble the power board 1. Remove the two screws to release VK board from Chassis. 4. Then take the power board from Chassis. 5. Disassemble audio line from...
AL1916p Service Guide
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7 Main Shield ECAR9914A00 AU:461ACQ30011 8 MB SAMSUNG:461ACQ30001 9 Power Board to MB cable AU: 453AC530051 Samsung: 453AC530051 AU: 453AC530051 10 Inverter Board Samsung: 453AC530051 11 Front Bezel FAAA6911000 12 Keyboard to MB Cable DCO20191700 58
7 Main Shield ECAR9914A00 AU:461ACQ30011 8 MB SAMSUNG:461ACQ30001 9 Power Board to MB cable AU: 453AC530051 Samsung: 453AC530051 AU: 453AC530051 10 Inverter Board Samsung: 453AC530051 11 Front Bezel FAAA6911000 12 Keyboard to MB Cable DCO20191700 58
AL1916v Service Guide
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... Contents Chapter 1 Monitor Features 6 Induction Electrical Requirements LCD Monitor General Specification LCD Panel Specification Support Timing Block Diagram Main Board Diagram Software Flow chart Main Board Layout Front Bezel Rear Bezel Chapter 2 Operating Instructions External Controls Front Panel Controls Adjusting the picture Hot-Key Menu OSD ... Information 37 Chapter 6 FRU (Field Replacement Unit) List 38 Exploded Diagram 39 Chapter 7 Schematic Diagram 41 Analog TSUM16AK LVDS Main board power supply Power Board 41 42 43 44 45 5
... Contents Chapter 1 Monitor Features 6 Induction Electrical Requirements LCD Monitor General Specification LCD Panel Specification Support Timing Block Diagram Main Board Diagram Software Flow chart Main Board Layout Front Bezel Rear Bezel Chapter 2 Operating Instructions External Controls Front Panel Controls Adjusting the picture Hot-Key Menu OSD ... Information 37 Chapter 6 FRU (Field Replacement Unit) List 38 Exploded Diagram 39 Chapter 7 Schematic Diagram 41 Analog TSUM16AK LVDS Main board power supply Power Board 41 42 43 44 45 5
AL1916v Service Guide
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The Inverter board will contain a main board, a power board, keypad board and audio board which house the flat panel control logic, brightness control logic and DDC. Flat Panel and CCFL backlight Power Board (Inverter, adapter Board) AC-IN 100V-240V Main Board Audio board Keyboard RS232 Connector For white balance adjustment in factory mode HOST Computer Video signal, DDC 11 CCFL Drive. Monitor Block Diagram The LCD MONITOR will drive the backlight of panel.
The Inverter board will contain a main board, a power board, keypad board and audio board which house the flat panel control logic, brightness control logic and DDC. Flat Panel and CCFL backlight Power Board (Inverter, adapter Board) AC-IN 100V-240V Main Board Audio board Keyboard RS232 Connector For white balance adjustment in factory mode HOST Computer Video signal, DDC 11 CCFL Drive. Monitor Block Diagram The LCD MONITOR will drive the backlight of panel.
AL1916v Service Guide
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Remove connector wire with main board and power board. (Fig 8) 4. 3. Remove connector wire with main board and KEPC board. (Fig 9) Fig 8 Fig 9 29
Remove connector wire with main board and power board. (Fig 8) 4. 3. Remove connector wire with main board and KEPC board. (Fig 9) Fig 8 Fig 9 29
AL1916v Service Guide
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Disassemble the power board 1. Remove connector wire with power board and panel. (Fig 11) Fig 10 Fig 11 30 Remove four screws to release power board. (Fig 10) 2.
Disassemble the power board 1. Remove connector wire with power board and panel. (Fig 11) Fig 10 Fig 11 30 Remove four screws to release power board. (Fig 10) 2.
AL1916v Service Guide
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Panel Power Circuit Check CN101 PIN 23-24 should have response from 0V to 5V When we switch the power switch from on to off OK Replace panel Check the PPWR panel power relative circuit,Q706, Q704 In normal operation, when LED =green, R725 NG Should =5 V, If PPWR no-response when the power switch Turn on and turn off, replace the U401-TSUM16AK 4. OK NG Is Button Switch normally? OK Check main board 34 Connect Keypad Board Replace Button Switch Replace Keypad Board Keypad Board OSD is unstable or not working NG Is Keypad board connecting normally? OK NG Is Keypad board normally? 3.
Panel Power Circuit Check CN101 PIN 23-24 should have response from 0V to 5V When we switch the power switch from on to off OK Replace panel Check the PPWR panel power relative circuit,Q706, Q704 In normal operation, when LED =green, R725 NG Should =5 V, If PPWR no-response when the power switch Turn on and turn off, replace the U401-TSUM16AK 4. OK NG Is Button Switch normally? OK Check main board 34 Connect Keypad Board Replace Button Switch Replace Keypad Board Keypad Board OSD is unstable or not working NG Is Keypad board connecting normally? OK NG Is Keypad board normally? 3.
AL1916v Service Guide
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Power board (adapter + inverter) R921 47` 1/2W C921 0.001uF/500V +4 DB901 KBP206G 2 3 3 D921 FME-210B T901 2 L903 L - 2 1 3 4 1 L902 L C902 0.001uF/250V C901 0.001uF/250V L901 L 4 3 1 2 C903 0.47uF/... C928 0.1uF F902 0` 1/8W ON/OFF DIM +12V +5V C927 0.1uF +12V +5V GND 1 2 3 CN901 CONN C935 NC AOC (Top Victory) Electronics Co., Ltd. Title 1.POWER OUTPUT 12V & 5 V Size Document Number Rev B PWPC1942AUA11P(715G1492-1) A Date: Sunday, May 22, 2005 Sheet 1 of 2 45
Power board (adapter + inverter) R921 47` 1/2W C921 0.001uF/500V +4 DB901 KBP206G 2 3 3 D921 FME-210B T901 2 L903 L - 2 1 3 4 1 L902 L C902 0.001uF/250V C901 0.001uF/250V L901 L 4 3 1 2 C903 0.47uF/... C928 0.1uF F902 0` 1/8W ON/OFF DIM +12V +5V C927 0.1uF +12V +5V GND 1 2 3 CN901 CONN C935 NC AOC (Top Victory) Electronics Co., Ltd. Title 1.POWER OUTPUT 12V & 5 V Size Document Number Rev B PWPC1942AUA11P(715G1492-1) A Date: Sunday, May 22, 2005 Sheet 1 of 2 45