i'm guessing you went thru all of these settings just to be sure?

Caller ID Indication
Card Interface Slot Assignment 7-1
MIF (ANI/Caller ID) Assignment 7-3-04
Caller ID Display Assignment for System Mode 1-1-78
Caller ID Display for CAR Key Assignment 4-49
Caller ID Display Assignment for CO/PBX Line 3-44
Caller ID Outgoing CO Selection 4-44
Class of Service (Station) Feature Selection 2 1-8-08 4-3, 4-4,5-7
Station to Class of Service Feature Assignment 4-17
Line Key Selection for Tenant Mode 2-06
Line Key Selection for Telephone Mode 4-12
Extension Line Key Ring Assignment (Day Mode) 4-37
Extension Line Key Ring Assignment (Night Mode) 4-38
CO/PBX Ring Assignment (Day Mode) 4-01
CO/PBX Ring Assignment (Night Mode) 4-02
DIT Assignment 3-42
ANA Assignment 3-43
Caller Name Indication Selection 3-53