# Router "missing" lines may already be assembled inside (IA)

**Lesson (b102 GH4051-KEITHE-31):**
1. CPT short-ship list can include AE-MOTOR/AE-DRIVER already built into chassis.
2. Ask warehouse "assembled inside?" before shipping replacement pack.
3. Rotary remove / software email / CorelDRAW OOS are separate tracks — don't block whole order.