In this FICO configuration fro preparing automatic postings for foreign currency valuations related periodic processing.
IMG Path: Financial Accounting (New) -> General Ledger Accounting (New) -> Periodic Processing -> Valuate -> Foreign Currency Valuation -> Prepare Automatic Postings for Foreign Currency Valuation
Tables: T030W, T030S, T030B
After starting the transaction yuo will see following list related to automatic postings in foreign currency valuation process.
On double click you have to first choose a Chart of Accounts
The next screen is where you can enter your GL accounts for the related processes according to your needs.
If you click on the above screen on posting key button, then you will be able to maintain the posting keys on here.