![Ive been running A1-B1 dual channel for a while but just noticed the manual suggested A2-B2. Big deal? : r/pcmasterrace Ive been running A1-B1 dual channel for a while but just noticed the manual suggested A2-B2. Big deal? : r/pcmasterrace](https://preview.redd.it/c33h84lt20i21.jpg?auto=webp&s=adb0b7bccd435c5e1f9a49c7333ca96d3d9c5935)
Ive been running A1-B1 dual channel for a while but just noticed the manual suggested A2-B2. Big deal? : r/pcmasterrace
Solved: 2 RAM DIMM slots not working on ASUS ROG STRIX Z79... - Page 3 - Republic of Gamers Forum - 913110
![PC won't boot when RAM sticks are inserted into alternate slots. All help is appreciated! - Troubleshooting - Linus Tech Tips PC won't boot when RAM sticks are inserted into alternate slots. All help is appreciated! - Troubleshooting - Linus Tech Tips](https://pbs-prod.linustechtips.com/monthly_2019_06/924374703_Screenshot(2).png.5844e4bba80d0338b0a9bd5fff77210b.png)
PC won't boot when RAM sticks are inserted into alternate slots. All help is appreciated! - Troubleshooting - Linus Tech Tips
![X670E PG Lightning won't POST with ram in A1 or B1 but POSTs fine in A2 & B2, faulty board? : r/ASRock X670E PG Lightning won't POST with ram in A1 or B1 but POSTs fine in A2 & B2, faulty board? : r/ASRock](https://preview.redd.it/x670e-pg-lightning-wont-post-with-ram-in-a1-or-b1-but-posts-v0-ldahxhjjmg7b1.jpg?width=640&crop=smart&auto=webp&s=cf317cf1e4690e7e11319139a13f2850831ac986)