Lenovo ThinkPad 385D TP 380Z Hardware Maintenance Manual (August 1998) for use - Page 31
Function-Related Symptoms, Go to Memory Checkout
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Function-Related Symptoms Symptom / Error FRU / Action in Sequence The system does not suspend or resume when the LCD is closed or opened. 1. Go to "Suspend Mode" on page 20, and check that the computer can enter suspend mode. 2. Boot an operating system and press Fn+F4. If the computer enters suspend mode, suspect that the application program is not working properly. 3. LCD assembly 4. System board The battery Fuel-Gauge does not go higher than 90%. Go to "Battery Checkout" on page 14 and see the note. The memory count (size) appears different from the actual size. Go to "Memory Checkout" on page 12. The system configuration does not match the installed devices. Go to "Checking the Installed Devices List" on page 35. The system hangs intermittently. Go to "Intermittent Problems" on page 32. Indicator-Related Symptoms Symptom / Error FRU / Action in Sequence The indicator incorrectly remains off or on, but the system runs correctly. 1. System board 2. DC/DC card The battery power status indicator blinks from green, yellow, to orange. 1. Check that a correct battery is installed. 2. Battery pack 3. DC/DC card 4. System board The battery indicator does not turn on when the battery is installed. 1. DC/DC card 2. Battery pack 3. System board Infrared-Related Symptoms ThinkPad 380Z 29