Lenovo ThinkPad i Series 172x ThinkPad 390 / i Series 1720 models Hardware Mai - Page 33
Audio Checkout, Diskette Drive Checkout, Audio Play and, Record Test
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1. Obtain the failing symptoms in as much detail as possible. 2. Verify the symptoms by attempting to recreate the failure by running the diagnostic test or by repeating the same operation. Note: To run the diagnostics, refer to "Running the Diagnostics" on page 42 3. Use the following table with the verified symptom to determine which page to go to. Search the symptoms column and find the description that best matches your symptom; then go to the page shown in the "Go to" column. Symptoms (Verified) Power failure. (The power-on indicator does not go on or stay on.) POST does not complete. No beeps or error codes/messages are indicated. POST beeps, but no error codes are displayed. POST detected an error and displayed numeric error codes. The diagnostic test detected an error and displayed a FRU code. Other symptoms (such as LCD display problems). Symptoms cannot be recreated (intermittent problems). Go to "Power System Checkout" on page 28, then use table in "Power-Related Symptoms" on page 38. "Symptom-to-FRU Index" on page 33, then use table in "No Beep Symptoms" on page 37. "Symptom-to-FRU Index" on page 33. "Symptom-to-FRU Index" on page 33, then use table in "Numeric Error Codes" on page 34. "Running the Diagnostics" on page 42. "Symptom-to-FRU Index" on page 33. Use the customer-reported symptoms, and go to "Symptom-to-FRU Index" on page 33. Audio Checkout Do as follows: 1. Go to the Startup menu by selecting Audio Play and Record Test in the diagnostic diskette.. 2. If no music is played, replace the speaker or the planar board. Diskette Drive Checkout Do the following to isolate the problem to a controller, drive, or diskette. A scratch, write-enabled, non-defective, high-density (2HD) diskette is required. ThinkPad 390/i Series 1700 25