AOC P/N : 41A50-144 service manual PCB PCB for CH-1205 Revd PCS

Page 35

41

PCB

PCB FOR CH-1205 REV:D

1

PCS

11S43-0030

 

 

 

 

 

 

42

R117

RES 100 1/8W +-5% SMD(0805)

1

PCS

2242510000

 

 

 

 

 

 

43

J109,J110

RES 0 OHM 1/4W +-5% SMD(1206)

2

PCS

2243500000

 

 

 

 

 

44

R143

RES 1.8K 1/8W +-5% SMD(0805)

1 PCS

2242518010

 

 

 

 

 

 

45

R114

RES 100 1/4W +-5% SMD(1206)

1

PCS

2243510000

 

 

 

 

 

 

46

R124,R127

RES 10K 1/8W +-5% SMD(0805)

2

PCS

2242510020

 

 

 

 

 

 

47

R136

RES 113K 1/8W +-1% SMD(0805)

1

PCS

2242111330

 

 

 

 

 

 

48

R145

RES 12K 1/4W +-5% SMD(1206)

1

PCS

2243512020

 

 

 

 

 

 

49

R128

RES 13K 1/8W +-5% SMD(0805)

1

PCS

2242513020

 

 

 

 

 

 

50

R115

RES 15 1/4W +-5% SMD(1206)

1

PCS

2243515090

 

 

 

 

 

 

51

R123

RES 150 1/4W +-5% SMD(1206)

1

PCS

2243515000

 

 

 

 

 

 

52

R107,R108,R109,R110

RES 180K 1/4W +-5% SMD(1206)

4

PCS

2243518030

 

 

 

 

 

 

53

R142

RES 2.4K 1/8W +-1% SMD(0805)

1

PCS

2242124010

 

 

 

 

 

 

54

R130,R131,R132, R133

RES 24 1/4W +-5% SMD(1206)

4

PCS

2243524090

 

 

 

 

 

 

55

R141

RES 270 1/4W +-5% SMD(1206)

1

PCS

2243527000

 

 

 

 

 

 

56

R129

RES 3.6K 1/8W +-5% SMD(0805)

1

PCS

2242536010

 

 

 

 

 

 

57

R137

RES 3.74K 1/8W +-1% SMD(0805)

1

PCS

2242137410

 

 

 

 

 

 

58

R139

RES 330 1/4W +-5% SMD(1206)

1

PCS

2243533000

 

 

 

 

 

 

59

R105,R106

RES 3M 1/4W +-5% SMD(1206)

2

PCS

2243530040

 

 

 

 

 

 

60

R104,R116

RES 4.7K 1/4W +-5% SMD(1206)

2

PCS

2243547010

 

 

 

 

 

 

61

R118,R144,R120,R134

RES 4.7K 1/8W +-5% SMD(0805)

4

PCS

2242547010

 

 

 

 

 

 

62

R102,R103

RES 470K 1/4W +-5% SMD(1206)

2

PCS

2243547030

 

 

 

 

 

 

63

R122

RES 47K 1/8W +-5% SMD(0805)

1

PCS

2242547020

 

 

 

 

 

 

64

R126

RES 510 1/8W +-5% SMD(0805)

1

PCS

2242551000

 

 

 

 

 

 

65

R138

RES 680 1/8W +-1% SMD(0805)

1

PCS

2242168000

 

 

 

 

 

 

66

R121

RES 8.2K 1/8W +-1% SMD(0805)

1

PCS

2242182010

 

 

 

 

 

 

67

R140

RES 9.31K 1/8W +-1% SMD(0805)

1

PCS

2242193110

 

 

 

 

 

 

68

R119

RES CF 4.7 K 1/8W +-5%

1

PCS

2222547011

 

 

 

 

 

 

69

R135

RES CuNi 10mΩ +-1%(錳銅線)

1

PCS

24911-0189

 

 

 

 

 

 

70

R111

RES MOF 43K 3W +-5% 立式(小型化)，不打KINK

1

PCS

2376543029

 

 

 

 

 

 

71

R125

RES W.W. 0.39 OHM 2W +-5% NKNP TYPE 立式 ，不

1

PCS

24735-398B

打KINK

 

 

 

 

 

 

 

 

 

 

 

72

FOR C124

SRK TUBE 1ψ*17mm

1

PCS

57701-0170

 

 

 

 

 

 

73

FOR CN101

RING TERMINAL *70mm

1

PCS

54B2310705

 

 

 

 

 

 

74

FOR PCB

SCREW M3*6 ISO/SW ZNC

2

PCS

6720530051

 

 

 

 

 

 

75

FOR Q101,D107,D106

SPRING SK-7

3

PCS

76455-0010

 

 

 

 

 

 

76

FOR CN101

SRK TUBE 5ψ*0.9cm

1

PCS

57705-0090

 

 

 

 

 

 

77

FOR Q101,D107,D106

SRK TUBE 6ψ*16mm

3

PCS

57706-0160

 

 

 

 

 

 

78

FOR C105

SRK TUBE 8ψ*15mm

1

PCS

57708-0150

 

 

 

 

 

 

79

FOR R125

SRK TUBE 8ψ*22mm

1

PCS

57708-0220

 

 

 

 

 

 

80

L101

Toroidal choke coil 2mH TN12.7*7.9*3.5(RD009)

1

PCS

45M36-502L

 

 

 

 

 

 

81

Q102

TR NPN 2SC4505 400V/0.1A (SMD)

1

PCS

14D2SC4505

 

 

 

 

 

 

82

Q103,Q105

TR NPN C2412K 50V/0.15A(SMD)

2

PCS

14C2C2412K

 

 

 

 

 

 

83

Q104

TR PNP A1037AK -50V/-0.15A(SMD)

1

PCS

14A21037AK

 

 

 

 

 

 

84

VAR101

VARISTOR SAS-471KD07 7ψ

1

PCS

27111-0001

 

 

 

 

 

 

85

T101

X'FORMER PWR PQ2620 FOR CH-1205(RD010)

1

PCS

47S10-0040

 

 

 

 

 

 

 

 

34

 

 

 

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Contents Spectrum Series SEP Table of Contents LCD-PANEL Specifications for LCD MonitorGeneral specifications AC-IN Adapter Monitor Block DiagramInterface Connectors LCD Monitor DescriptionStorage Precautions Precautions and NoticesAssembly Precaution Operating PrecautionsPIN no Description RED Operating InstructionsAdjustment Method AdjustmentAdjustment Conditions and Precautions Adjust 6500 color-temperature Front Panel Control Knobs CHI-MEI Panel M170E1 CIRCUIT-DESCRIPTIONOSD-INDEX Explanation Input not SupportMODULE-TPYE Component SIMPLE-INTRODUCTION about LM700 chipsetPanel Clear factory mode flag Power-On Subrotine ChartSoftware Flow Chart SET factory mode flagII. Main Subrotine Loop No Screen Appear Interface-Board Trouble-Shooting chartMainboard PANEL-POWER CircuitU200-DATA Output Check Oscillator Block as above Keyboard Block check POWER-BLOCK check END Panel Luminance WAS Down There is an interferences in DOS ModeCorporation Inverter -MODULE Spec &Trouble Shooting ChartFunction Load Circuit M P O C O R P O R a T I O N Trouble Shooting of CHI-MEI Inverter DIVTL0037-D42 Part List Part Part Number QTY Description Supplier Remark Name Trouble Shooting Hight Voltage Protection Enbale Abnormality Transformer Abnormality Check U101 PIN4NO Freq ~70KHZ Part number 80AL17-1-CH Black, 80AL17-2-CH WhitePage Reference Part Quantity Cat.NO IV. Adapter BOM List Part no AL15-2-LIPCB PCB for CH-1205 Revd PCS For Front Heatsink No Voice Output AUDIO-MODULE Trouble shooting chartII. Sound Distortion Audio BOMGMZAN1 Name Description Pin DescriptionAnalog-to-Digital Converter PIN #Host Interface HIF / External On-Screen Display Clock Recovery / Time Base Conversion TFT TFT Panel InterfacePIN # Name Description 2pxl/clk 1pxl/clkTest Pins Typical Stand-alone Configuration System-level Block DiagramZoom Operating ModesNative Slow DclkSource Stand Alone DownscalingDestination Stand Alone Overall Architecture Clock Recovery CircuitFunctional Description Clock Recovery Circuit Minimum Typical Maximum Clock Recovery CharacteristicsSampling Phase Adjustment Source Timing GeneratorPin Connection for RGB Input with Composite Sync ADC CharacteristicsAnalog-to-Digital Converter 2.3.1 Pin Connection Pin Connection for RGB Input with Hsync/VsyncSource Timing Measurement Sync. Signal SupportDisplay Mode Support Input Timing MeasurementIRQ-Generation Conditions IRQ Event Remark IRQ ControllerData Path RGB Offset TFT Panel Interface Timing SpecificationScaling Filter Gamma TablePCLKB*4 Pclk *1Hsync width in TFT Vsync width and display position in TFTHorizontal size in TFT One pixel per clock mode in TFT Power ManagerState 3 Panel Fully Active State 0 Power OffState 1 Power On State 2 Panel Drive EnabledValue 4 bits Drive Strength in mA Panel Interface Drive StrengthHost Interface Panel Interface Pad Drive StrengthSerial Communication Protocol Timing Diagram of the gmZAN1 Serial CommunicationOn-Screen Display Control GmZAN1 Serial Channel Specification Parameter Min Typ MaxMulti-Function Bus MFB On-Chip OSD Controller OSD Color MapTclk Input Tclk SpecificationPvdd Electrical CharacteristicsDC Electrical Characteristic Parameter Min Typ Max Absolute Ratings Parameter Min Typ MaxMechanical of Cabinet Front DIS-ASSEMBLY T780KMGHBAA0A Specification Parts List of CabinetParts List of Cabinet continue Location CBPC780GM Specification Parts List of Conversion BoardLocation AI780GM Specification Location AI780GM SMD EC 22UF 16V 85C Csize KEPC780EK Parts List of KEY PC BoardParts List of Audio Board Parts List of DC-POWER BoardInverter Module Power System and Consumption CurrentAdapter Module PCB Layout TOP-LEVEL Flow Schematic DiagramII. GMZAN1 Block Lvds Block MCU Block Power Block KBL405G Adapter Schematic CH-1205C1,C2,C4 --- 1uF/50V

P/N : 41A50-144 specifications

The AOC P/N: 41A50-144 is a versatile and high-performing monitor that caters to both professional and casual users. With its sleek design and array of features, this model embodies the epitome of modern display technology.

One of the standout characteristics of the AOC 41A50-144 is its impressive display resolution. Equipped with a 1920 x 1080 pixels Full HD panel, it delivers sharp, vibrant images and ensures that text and graphics appear crisp and clear. The monitor boasts a wide viewing angle that allows for consistent color reproduction, making it perfect for collaborative workspaces or multi-screen setups.

In terms of refresh rates, the AOC 41A50-144 supports a 144Hz refresh rate, catering exceptionally well to gamers and media consumers who seek responsive performance. This high refresh rate reduces motion blur, providing a smoother experience during fast-paced gaming sessions or action-packed videos. Coupled with a 1ms response time, this monitor minimizes ghosting and lag, delivering a seamless visual experience.

The monitor utilizes advanced technologies to enhance the viewing experience further. One notable feature is AMD FreeSync support, which synchronizes the monitor's refresh rate with the GPU's frame rate, effectively eliminating screen tearing and stuttering during gameplay. This leads to a more immersive experience and ultimately gives gamers a competitive edge.

Another critical aspect of the AOC 41A50-144 is its connectivity options. It comes with multiple ports including HDMI, DisplayPort, and VGA, making it compatible with a wide range of devices. This versatility ensures that users can easily connect their computers, gaming consoles, or multimedia players without any hassle.

The AOC 41A50-144 also places importance on user comfort. It incorporates features like flicker-free technology and a low blue light mode to reduce eye strain during extended use. This focus on ergonomics allows for a more enjoyable viewing experience, regardless of the tasks at hand.

Overall, the AOC P/N: 41A50-144 combines high-performance, advanced technologies, and user-centered design. Whether for gaming, professional tasks, or entertainment purposes, this monitor stands out as a reliable and efficient solution that meets the demands of various users. Its features and specifications make it a compelling choice for anyone looking to enhance their display setup.
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