External Module Disassembly Process

48

External Modules Disassembly Flowchart

48

Removing the Battery Pack

49

Removing the Express Dummy Card

49

Removing the Lower Cover

50

Removing the DIMM

51

Removing the WLAN Board Module

52

Removing the Hard Disk Drive Module

53

Removing the Optical Drive Module

54

Main Unit Disassembly Process

56

Main Unit Disassembly Flowchart

56

Removing the CPU Heatsink Module

57

Removing the CPU

58

Removing the Keyboard

59

Removing the Middle Cover

60

Removing the LCD Module

61

Separating the Upper Case from the Lower Case

63

Removing the Speaker Modules

65

Removing the Launch Board Bracket

66

Removing the Touchpad Board Module

67

Removing the Audio Board

68

Removing the USB Board

70

Removing the Mainboard

71

Removing the Modem Board

72

Removing the RTC Battery

74

LCD Module Disassembly Process

76

LCD Module Disassembly Flowchart

76

Removing the LCD Bezel

77

Removing the Camera Board

78

Removing the Inverter Board

79

Removing the LCD with Brackets

80

Removing the LCD Brackets

83

Removing the LCD Module Hinges

83

Removing the Antenna

84

Removing the Microphone

85

Troubleshooting

87

System Check Procedures

88

External CD/DVD-ROM Drive Check

88

Keyboard or Auxiliary Input Device Check

88

Memory Check

88

Power System Check

89

Touchpad Check

90

Power-On Self-Test (POST) Error Message

91

Index of Error Messages

92

Phoenix BIOS Beep Codes

94

Index of Symptom-to-FRU Error Message

98

Intermittent Problems

102

Undetermined Problems

103

System Block Diagram and Connector Locations

105

System Block Diagram

105

Board Layout

106

Top View

106

Bottom View

107

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Acer 4315 manual Troubleshooting

4315 specifications

The Acer 4315 and Acer 4715Z are compact and reliable laptops from Acer's lineup, known for their blend of performance and affordability targeted at entry-level users. These models stand out due to their practical features and solid build quality, making them suitable for both educational and basic professional tasks.

The Acer 4315 is equipped with a 15.4-inch display that offers a resolution of 1280 x 800 pixels, providing clear visuals and decent color reproduction for everyday usage. It features a robust Intel Celeron processor, which ensures that it efficiently handles common computing tasks, including web browsing, word processing, and media consumption. This model often comes with a variety of RAM options, typically ranging from 512MB to 2GB, allowing users to choose according to their multitasking needs.

On the other hand, the Acer 4715Z is a step up in terms of specifications. It sports a larger 17-inch screen, which enhances the viewing experience for movies and presentations. Powered by either a Celeron or entry-level Pentium processor, it delivers commendable performance for users who need a bit more muscle without venturing into high-end territory. The laptop also supports more RAM options, often up to 4GB, which translates to better multitasking capabilities and smoother operation of applications.

Both models come with integrated Intel graphics, sufficient for casual gaming and basic graphic tasks. The storage options generally include a 80GB to 160GB hard drive, providing ample space for files, documents, and media. They also feature multiple connectivity ports, such as USB, VGA, and Ethernet ports, alongside an integrated webcam and microphone, catering to users with a need for video conferencing and online communication.

The design of both laptops is straightforward and ergonomic, emphasizing practicality. Their battery life is adequate for short to medium usage, appealing to students and professionals on the go. Overall, the Acer 4315 and 4715Z serve as excellent options for those seeking cost-effective and dependable laptops that can handle the fundamental demands of daily computing without breaking the bank.