Option Switch Settings
Synchronous 212AR Modem Option
Settings
When the synchronous 212AR modem is used with a modular trunk data module (MTDM), set the options on the modular trunk data module (MTDM) as shown in Table
■Select option YH instead of option YG.
■Select option YO instead of option YP.
■Select option YD instead of option YC
■Select option YE instead of option YF.
■Select option XL instead of option XM.
■Select option XR instead of option XO.