Post Error 23 Pic 9840 - IBM 6150 Hardware Maintenance Manual

TNL SN20-9843 (03-27-87) to 75X0152
POST Error 23 PIC 9840
Step 1
1. Do the "Side Cover Removal" on page 4-14.
2. Remove the adapters from slots 2 through 8 and record the type and slot
position of each.
3. Plug the external power cable to the power supply and outlet.
4. Set the power switch on the system unit to On.
5. Wait 2 minutes, then answer the following question.
IS "23" DISPLAYED IN THE TWO-DIGIT DISPLAY?
NO Go to "Step 3" on page 3-9840-3.
YES Continue on the next page.
(3/87) Problem Isolation Charts 3-9840-1