Lenovo ThinkPad 380ED ThinkPad 380, 385, 560, 560E, all 760, 765 and SelectADo - Page 544

If the problem does not recur, recheck the connector. If the problem is not corrected, replace the device, and then the system board. Memory Checkout DIMMs are available for increasing memory capacity. You can install a 64-MB 2-bank DIMM in slot 1. If you try to install it in slot 2, it will not be recognized as a 64-MB DIMM. Total (MB) 32 40 48 64 72 80 96 Displayed (KB) 32192 40384 48576 64960 73152 81344 97728 Total (MB) 104 112 128 168 176 192 256 Displayed (KB) 105920 114112 130496 171456 179648 196032 261568 Memory errors might stop system operations, show error messages on the screen, or hang the system. Use the following procedure to isolate memory problems: 1. Power off the computer and remove any installed DIMM from its slots. 2. Press and hold the F1 key; then power on the computer. Hold the F1 key down until the Easy-Setup menu appears. 3. Select Test and press Enter. 4. Select Memory and press Enter to run the memory test on base memory. If an error appears, replace the system board. 5. Power off the computer and reinstall the DIMM; then power on the computer. Verify the memory size; then test the memory. If an error appears, replace the DIMM. 532 IBM Mobile Systems HMM