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This listing is for a Genuine OEM Apple I/O Board Data Cable compatible with MacBook Pro Retina 15" A1398 (2013–2014) models.
It connects the logic board to the I/O board (HDMI, USB, SD) and ensures proper data communication between the two boards.
Ideal for replacing a damaged, torn, or faulty cable to restore I/O functionality.
Brand: Apple
Model: MacBook Pro Retina 15" A1398
Apple Part Number: 821-1799-A
Alternate Part Number: 923-0661
Function: I/O Board to Logic Board Data Cable
Condition: Used – Fully Tested and Working
Compatibility Year: Late 2013, Mid 2014
Compatible Models:
MacBook Pro Retina 15" A1398 (Late 2013)
MacBook Pro Retina 15" A1398 (Mid 2014)
Compatible EMC Numbers:
EMC 2673
EMC 2876
Compatible Part Numbers:
821-1799-A
923-0661
100% Genuine OEM Apple part (not aftermarket).
Professionally tested for connectivity and signal integrity.
Installation should be done by a qualified technician.
Every part is covered by our 90-day limited hardware warranty against defects in materials and workmanship. If anything goes wrong under normal use, we’ll repair, replace, or refund it.
To start a claim, email support@nextgenpcparts.com with your order number. Full details in our Terms & Conditions.
Orders ship within 1 business day. Most parts under 2 lbs go via USPS; larger items ship FedEx or UPS. Shipping is calculated at checkout.
Not the right fit? Free 30-day returns on defective items with a prepaid label. Contact us and we’ll take care of it.
Every order ships within 1 business day
30-day return policy for your peace of mind
All products covered by the NextGenPCParts warranty
Real people, replies within 24 hours