Professional Canon EOS-1D Mark III Repair
Why Choose Us for Canon EOS-1D Mark III Repair
We fix what others couldn’t — or can’t.
Same-Day Repair
Original Parts
1–3 Month Warranty
Professional Team
Canon EOS-1D Mark III Service Prices
Prices exclude spare parts. Component-level repair whenever possible. Express queue available.
- Diagnostics – $0 if repair is completed / $60 if declined
- Express repair (2–3 hours) – +50% to the selected service
- No power / shuts off (power rails, fuses, DC-DC) – from $180
- Rear LCD module replacement (3.0″) – from $135
- Top status LCD replacement – from $140
- Shutter unit replacement (high-FPS use) – from $240
- Mirror box / sub-mirror alignment – from $160
- AF module clean + calibration – from $130
- Hot shoe contacts / sync circuit repair – from $85
- CF/SD card slot pin repair – from $110 (CF) / from $95 (SD)
- USB 2.0 (Mini-B) port replacement – from $110
- Buttons / main dial / joystick rework – from $100
- Weather-seal refresh (doors, gaskets) – from $90
- APS-H sensor cleaning (wet swab + dust map) – from $70
- Body deep clean (ports + exterior) – from $60
- Battery door / latch repair (LP-E4) – from $80
- Top cover / rear shell replacement – from $175
- Main board / power circuit repair – from $190
- Firmware recovery / stuck on logo – from $95
- Lens mount & bayonet rebuild (EF) – from $130
Final cost depends on damage level and parts availability. Every service includes full testing and a written warranty.
Typical EOS-1D Mark III Issues We Fix
- Intermittent AF tracking or front/back focus — AF unit service and calibration.
- Err 99 / random lockups — shutter path, flex, or board-level faults.
- Top LCD bleed or missing segments — module replacement.
- Bent CF pins / SD errors — slot rebuild and controller check.
- Hot shoe misfires with speedlights — contact oxidation or cracked solder joints.
EOS DSLRs — Error Codes Quick Hints
| Code | Meaning | First Aid |
|---|---|---|
| Err 20 | Mechanical fault | Power cycle; remove battery/lens; service mirror/shutter if it repeats. |
| Err 30 | Shutter problem | Fresh LP-E4; inspect blades; likely shutter replacement. |
| Err 40 | Power/electrical | Check contacts; avoid hot-plug; board diagnostics. |
| Err 70 | Data/processing | Reset; new card; firmware/board rework if persistent. |
| Err 80/99 | Image/general fault | Stop use; full diagnostics to isolate shutter/sensor/firmware path. |
Pro Tips for EOS-1D Mark III
- Use quality UDMA CF cards or SDHC; avoid microSD adapters.
- Keep hot shoe and battery contacts clean to prevent misfires and dropouts.
- Replace worn door gaskets periodically to maintain weather sealing.
- Store LP-E4 partly charged; calibrate packs with full cycles occasionally.
- Update firmware and check AF microadjustment with your main lenses.
FAQ – Canon EOS-1D Mark III Repair
1. Camera won’t power on or dies under load.
We test LP-E4 health, charger comms, fuses, and DC-DC rails, then rework or replace the affected circuit.
2. AF is inconsistent with fast action.
We clean the AF unit, check sub-mirror geometry, update firmware, and perform AF calibration with a reference lens.
3. Err 99 appears intermittently.
We isolate shutter/mirror flex and main board paths, reseat or replace failing components, and stress-test at 10 fps.
4. Top LCD segments missing or leaking.
We replace the status LCD and reseal to keep weather protection intact.
5. CF/SD errors or “Card not formatted”.
We rebuild the slot, replace bent pins, verify controller lines, and test with known-good UDMA media.
6. Camera is stuck on the logo.
We perform service-level reflash, verify boot partitions, and check NAND/SD storage integrity.