Look at the MFG clause very different to IB's
As far as I can tell IB is just referring to the ability to pass the collateral on. Not you use it as leverage pretty clear from MFG that they will use it to leverage themselves.
That's out of line, I don't think Korea is IB's biggest market. You can't expect the same level of service that you get on American products, that said, Service on Korea is fine.
I have had this problem with sleep function before it was a harddrive that refused to come up when the computer came out of sleep mode. Hope that it helps. I just disabled sleep mode and used the PC for years.