Hardware Maintenance Manual (March 1999): ThinkPad 390E only
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...ThinkPad 390E 25 Status Indicators The system status LED indicators show the current computer status. The following shows the location of each indicator symbol and the meaning of each indicator. Symbol (1) Battery status Color Green Blinking orange Orange (2) Suspend mode (3) Drive in suspend mode. Data is being charged...is in use Green Blinking green Orange (4) Numeric lock Green Meaning Enough battery power remains for operation. The computer is being read from or written to be charged The battery pack is entering suspend mode. For details, see the User's Reference....
...ThinkPad 390E 25 Status Indicators The system status LED indicators show the current computer status. The following shows the location of each indicator symbol and the meaning of each indicator. Symbol (1) Battery status Color Green Blinking orange Orange (2) Suspend mode (3) Drive in suspend mode. Data is being charged...is in use Green Blinking green Orange (4) Numeric lock Green Meaning Enough battery power remains for operation. The computer is being read from or written to be charged The battery pack is entering suspend mode. For details, see the User's Reference....
Hardware Maintenance Manual (March 1999): ThinkPad 390E only
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.... 2. Disconnect the AC Adapter and install the charged battery ASM; then check that power is supplied by the battery ASM. If the voltage is used: If the power problem occurs only when the ThinkPad Port Replicator with Advanced Etherjet Feature. If you suspect a power problem, refer to the appropriate power supply check listed below.... Connect the AC Adapter and check that power is supplied. 3. Unplug the AC Adapter cable from the AC Adapter does not always indicate a defective adapter. ThinkPad 390E 33
.... 2. Disconnect the AC Adapter and install the charged battery ASM; then check that power is supplied by the battery ASM. If the voltage is used: If the power problem occurs only when the ThinkPad Port Replicator with Advanced Etherjet Feature. If you suspect a power problem, refer to the appropriate power supply check listed below.... Connect the AC Adapter and check that power is supplied. 3. Unplug the AC Adapter cable from the AC Adapter does not always indicate a defective adapter. ThinkPad 390E 33
Hardware Maintenance Manual (March 1999): ThinkPad 390E only
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... board. 34 ThinkPad 390E If the battery status indicator does not turn on , replace the Battery ASM. If the reinstalled Battery ASM is more than 10.6V (Li-Ion) or 9.6V (NiMH), replace the battery. 4. If the voltage is not correct, replace the Battery ASM. Reinstall the Battery ASM. with this condition, the Battery ASM can charge to the next...
... board. 34 ThinkPad 390E If the battery status indicator does not turn on , replace the Battery ASM. If the reinstalled Battery ASM is more than 10.6V (Li-Ion) or 9.6V (NiMH), replace the battery. 4. If the voltage is not correct, replace the Battery ASM. Reinstall the Battery ASM. with this condition, the Battery ASM can charge to the next...
Hardware Maintenance Manual (March 1999): ThinkPad 390E only
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...System board PC Card (PCMCIA)-Related Symptoms Symptom/Error FRU/Action in Sequence 1. Speaker 2. Keyboard (if control is from the keyboard) 2. Battery ASM 2. PC Card (PCMCIA) slots assembly 2. System board 1. DC/DC & Charger board ASM 3. Speaker 2. System board Power Management-... ThinkPad 390E 45 System board Speaker-Related Symptoms Symptom/Error FRU/Action in Sequence The system will not power off. DC/DC & Charger board ASM 4. Press and hold the power switch for more than 4 seconds 2. Keyboard (if control is from system. 1. Battery can't be charged....
...System board PC Card (PCMCIA)-Related Symptoms Symptom/Error FRU/Action in Sequence 1. Speaker 2. Keyboard (if control is from the keyboard) 2. Battery ASM 2. PC Card (PCMCIA) slots assembly 2. System board 1. DC/DC & Charger board ASM 3. Speaker 2. System board Power Management-... ThinkPad 390E 45 System board Speaker-Related Symptoms Symptom/Error FRU/Action in Sequence The system will not power off. DC/DC & Charger board ASM 4. Press and hold the power switch for more than 4 seconds 2. Keyboard (if control is from system. 1. Battery can't be charged....
Hardware Maintenance Manual (March 1999): ThinkPad 390E only
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...the system board in BIOS Setup mode until power off, then charge battery). 3. DC/DC & Charger board 5. Reseat the Combobay ASM. 1. When analyzing an intermittent problem, do not replace any FRUs. 46 ThinkPad 390E Reseat Hard Disk/Combobay ASM. 2. Intermittent Problems Intermittent system ... System configuration does not match the installed devices. USB does not work correctly. Fan ASM 3. Refresh battery (continue using battery in loop mode at least 10 times. 2. Battery 4. Print problems. Serial or parallel port device problems. FRU/Action in Sequence System board System board ...
...the system board in BIOS Setup mode until power off, then charge battery). 3. DC/DC & Charger board 5. Reseat the Combobay ASM. 1. When analyzing an intermittent problem, do not replace any FRUs. 46 ThinkPad 390E Reseat Hard Disk/Combobay ASM. 2. Intermittent Problems Intermittent system ... System configuration does not match the installed devices. USB does not work correctly. Fan ASM 3. Refresh battery (continue using battery in loop mode at least 10 times. 2. Battery 4. Print problems. Serial or parallel port device problems. FRU/Action in Sequence System board System board ...