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iMac Pro (27-inch, 2017)
DesktopiMac Pro•2017

iMac Pro (27-inch, 2017)

The iMac Pro was the ultimate all-in-one workstation with Xeon W processors, ECC memory, AMD Radeon Pro Vega graphics, and the Space Gray finish exclusive to this model.

Model: A1862
EMC: 3144
74 parts available
Expert, Professional Required

Key Specifications

Intel Xeon W (8/10/14/18-core)
32GB–256GB DDR4 ECC
1TB–4TB SSD
27-inch Retina 5K 5120×2880 P3
AMD Radeon Pro Vega 56/64/64X, T2 chip, 10Gb Ethernet

Common Repairs

1RAM upgrade
2Display replacement
3Power supply replacement
4Fan replacement
5SSD replacement

Available Parts (74)

View all parts in shop

Apple Service Guide Parts (19)

Official Apple order numbers from this model's illustrated parts list (50 part numbers). Item numbers match the exploded view callouts in the Apple service guide.

1

Display Panel, LCD

1 number
661-08897
2

Cable, Camera/Front Mic

1 number
923-02284
3

Cable, Embedded DisplayPort (eDP)

1 number
923-02214
4

Speaker, Pair, Left and Right

1 number
923-02026
5

Logic Board

24 numbers
661-088678-Core, VEGA56, FCC
661-088688-Core, VEGA56, ETSI
661-088698-Core, VEGA56, ROW
661-088718-Core, VEGA64, FCC
661-088728-Core, VEGA64, ETSI
661-088738-Core, VEGA64, ROW
661-0887510-Core, VEGA56, FCC
661-0887610-Core, VEGA56, ETSI
661-0887710-Core, VEGA56, ROW
661-0887910-Core, VEGA64, FCC
661-0888010-Core, VEGA64, ETSI
661-0888110-Core, VEGA64, ROW
661-0963314-Core, VEGA56, FCC
661-0963414-Core, VEGA56, ETSI
661-0963514-Core, VEGA56, ROW
661-0963714-Core, VEGA64, FCC
661-0963814-Core, VEGA64, ETSI
661-0963914-Core, VEGA64, ROW
661-0888318-Core, VEGA56, FCC
661-0888418-Core, VEGA56, ETSI
661-0888518-Core, VEGA56, ROW
661-0888718-Core, VEGA64, FCC
661-0888818-Core, VEGA64, ETSI
661-0888918-Core, VEGA64, ROW
6

Flash Storage

3 numbers
661-088941TB (2 x 512GB)
661-088952TB (2 x 1TB)
661-088964TB (2 x 2TB)
7

Dual Fan Assembly

1 number
923-02027
8

Memory

3 numbers
661-088918GB, DDR4 ECC, 2666MHz
661-0889216GB, DDR4 ECC, 2666MHz
661-0889332GB, DDR4 ECC, 2666MHz
9

Cable, Power Supply Signal

1 number
923-02305
10

Power Supply

1 number
661-08944
11

Bus Bars

3 numbers
923-02289GPU
923-02290CPU
923-02288Screws, Bus Bar to Power Supply, 5-pack
12

Upper Wi-Fi Antenna

1 number
923-01907
13

Middle Wi-Fi Antenna

1 number
923-01908
14

Lower Wi-Fi Antenna

1 number
923-01909
15

Mechanism

2 numbers
923-01906
923-01905
17

Cable, Rear Mic

1 number
923-02285
18

Rear Enclosure

1 number
923-02292
19

Stand

1 number
923-02216

Display Adhesive Bonding Kit

2 numbers
076-00374Display Starter Kit
076-00375Display Refill Kit

Part numbers are sourced from the official Apple service guide for reference. Availability varies, contact us to confirm current pricing and stock for any part.

Safety Precautions

  • • Always disconnect power and discharge the battery before beginning any repair.
  • • Use an anti-static wrist strap (ESD) to prevent electrostatic damage to components.
  • • Keep screws organized by step, magnetic project mats are highly recommended.
  • • Never force connectors. Use a spudger to gently lift ZIF, FPC, and board-to-board connectors.
  • • If your Mac has a swollen battery, do not attempt removal yourself, contact a professional.

Model Identification

Model Number(s)

A1862

EMC Number(s)

3144

Order Number(s)

MQ2Y2LL/A

Identifier(s)

iMacPro1,1

Product Line

iMac Pro

Year

2017

Essential Tools

  • Pentalobe P5 screwdriver (1.2mm)
  • Torx T3, T4, T5, T6 screwdrivers
  • Phillips #00 screwdriver
  • Spudger (nylon)
  • Suction cup(s)
  • Anti-static wrist strap (ESD)
  • Tweezers (angled)
  • Guitar picks / opening picks
  • Isopropyl alcohol (99%)
  • Thermal paste (Arctic MX-4 or equivalent)

Need Professional Help?

Our Apple Certified Technicians can handle any iMac Pro (27-inch, 2017) repair. Free diagnostics, 1-year warranty on all parts.

Contact UsCall Us

iMac Pro (27-inch, 2017) repair questions answered

The iMac Pro (27-inch, 2017) dates to 2017 as model A1862 and Apple publishes an official service manual for it, which is the document referenced on this page. We list 74 service parts for this model, and every part we fit is a genuine Apple part. Our work is covered for one year on brand new parts and 180 days on pre-owned parts and board-level repairs. We are in Tampa, walk-ins are welcome with no appointment, and you can also book a mail-in repair from anywhere in the country.

What are the model numbers for the iMac Pro (27-inch, 2017)?

The iMac Pro (27-inch, 2017) dates to 2017 and carries model number A1862, with the internal identifier iMacPro1,1. You can confirm yours from the Apple menu, About This Mac, or by reading the tiny model number printed on the base. Quoting that number when ordering parts is the only reliable way to avoid a part that looks right but does not fit, since Apple ships several variants that look identical.

Can the storage or memory in a iMac Pro (27-inch, 2017) be upgraded?

The iMac Pro (27-inch, 2017) is an Intel Mac from before Apple soldered everything down, so on many configurations the storage and sometimes the memory can be upgraded, and an SSD upgrade is often the single most transformative repair on a machine of this age.

What are the most common repairs on the iMac Pro (27-inch, 2017)?

The jobs we see most on the iMac Pro (27-inch, 2017) are ram upgrade, display replacement, power supply replacement, fan replacement. Apple rates this model's service difficulty as expert, and we diagnose every machine on a bench supply and under a microscope before quoting, so you get a fixed price for the actual fault rather than a guess. Diagnosis is free.

Do you use genuine parts and what warranty comes with a iMac Pro (27-inch, 2017) repair?

Every part we fit is a genuine Apple part, which keeps features like True Tone and the factory calibration working correctly. Brand new parts carry a one-year warranty, and pre-owned parts and board-level repairs carry 180 days. We are in Tampa, walk-ins are welcome with no appointment, and we repair machines mailed in from anywhere in the country.

If your iMac Pro (27-inch, 2017) will not power on or was hit by liquid, it needs a board-level diagnosis rather than a parts swap. Call us on (813) 444-5595 and we will tell you what we are seeing before any work starts.