Hardware Maintenance Manual for K220
Page 39
Before declaring the motherboard beyond all hope, eliminate the possibility 5 beeps of interference by pauses (intervals without sound) during POST. switch to protected mode) • If beep codes are ... with known good modules. 2 beeps Parity error in base memory (first 64KB block) 3 beeps Base memory read/write test error 4 beeps Fatal error indicating a serious Motherboard timer not operational problem with the system. If the video adapter is an Display memory error (system video add-in card, replace or reseat the...
Before declaring the motherboard beyond all hope, eliminate the possibility 5 beeps of interference by pauses (intervals without sound) during POST. switch to protected mode) • If beep codes are ... with known good modules. 2 beeps Parity error in base memory (first 64KB block) 3 beeps Base memory read/write test error 4 beeps Fatal error indicating a serious Motherboard timer not operational problem with the system. If the video adapter is an Display memory error (system video add-in card, replace or reseat the...
Hardware Maintenance Manual for K220
Page 40
... is working If the POST detects a problem, an error message appears on the system, it performs a series of the add-in card. Before declaring the motherboard beyond all expansion 10 beeps cards except the video adapter. This will not appear on the screen the next time you power-on the screen...
... is working If the POST detects a problem, an error message appears on the system, it performs a series of the add-in card. Before declaring the motherboard beyond all expansion 10 beeps cards except the video adapter. This will not appear on the screen the next time you power-on the screen...
IdeaCentre K220 Hardware Replacement Guide
Page 12
...115 230 Figure 1 Figure 2 Check the position of the voltage-selection switch on the system board The system board (sometimes called the planar or motherboard) is 200-240 V ac, set the switch to attach your computer for modem use . (some models equipped with this connector) --- For....). If the voltage supply range is 100-127 V ac, set the switch to the speakers or headphones. -- Hardware Replacement Guide 9 31036127 IdeaCentre K_HRG_EN.indd 9 2008.10.20 1:59:26 PM It provides basic computer functions and supports a variety of the computer. Microphone Jack: To ...
...115 230 Figure 1 Figure 2 Check the position of the voltage-selection switch on the system board The system board (sometimes called the planar or motherboard) is 200-240 V ac, set the switch to attach your computer for modem use . (some models equipped with this connector) --- For....). If the voltage supply range is 100-127 V ac, set the switch to the speakers or headphones. -- Hardware Replacement Guide 9 31036127 IdeaCentre K_HRG_EN.indd 9 2008.10.20 1:59:26 PM It provides basic computer functions and supports a variety of the computer. Microphone Jack: To ...