The Blackmagic Design Spares - Camera PCC6KPro - Power Assembly Cable is an internal replacement loom that connects the camera's external power input (the 2-pin locking Weipu connector) and the internal battery terminal to the Main PCB.
While the Pocket 6K Pro appears simple on the outside, its power distribution is sophisticated, managing simultaneous battery charging, AC operation, and power delivery to the high-draw $1,500\text{nit}$ tilting screen.
The Critical Link
This assembly is the "main artery" of the camera's power system. It handles:
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DC Input Bridge: Transfers the $12\text{V}$ to $20\text{V}$ DC from the external locking port to the power management chips.
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Battery Terminal Interface: Connects the NP-F570 battery cradle directly to the voltage regulation circuitry.
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Grounding: Provides the primary ground path for the camera, which is essential for reducing noise in the audio and image sensors.
When to Replace the Power Assembly Cable
Internal power cable failure is often misdiagnosed as a "dead motherboard," but symptoms are usually more specific:
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Intermittent Power Cutouts: If the camera shuts off when moved or tapped, but the battery and AC plug are physically secure, the internal cable harness may have a frayed wire or a loose header.
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"AC Only" or "Battery Only" Operation: If the camera works perfectly on a battery but won't turn on via the 2-pin DC input (or vice versa), the specific lead within this assembly has likely failed or desoldered.
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Burnt Connector Smell: Using a faulty third-party D-Tap cable can "arc" the pins. If you smell ozone or burnt plastic near the left-side ports, the internal wiring loom has likely melted and must be replaced to prevent a fire.
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Failure to Charge: If the camera powers on but refuses to charge the internal NP-F570 battery despite using the official AC adapter, the charging sense wire within this loom may be broken.
Key Features
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High-Flex Shielding: Designed to withstand the heat generated by the 6K Pro's internal processors without the insulation becoming brittle.
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Locking Headers: Uses specialized micro-connectors that click into the Main PCB to prevent them from vibrating loose during high-impact drone or gimbal use.
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Precision Length: Cut exactly to length to avoid interference with the internal cooling fan or the ND filter motor assembly.
Technical Installation Note
Replacing the internal power assembly is a Level 3 repair. The PCC6KPro is "packed" much tighter than the standard 4K model.
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Ribbon Cable Danger: To reach the power assembly, you must remove the main rear housing. You will be working directly around the LCD ribbon cable. If you snag this cable while pulling the power assembly, you will kill the display.
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The "Hidden" Screw: One of the mounting points for the power port is located behind a small piece of shielding near the HDMI port. Do not force the port out; find the screw first.
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Thermal Management: When reassembling, ensure the power cable is routed away from the heat sink. If the cable touches the heat sink of the FPGA/Sensor, the insulation can eventually melt, causing a catastrophic short circuit.
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Port Alignment: The 2-pin Weipu connector must be perfectly centered in the chassis cutout. If it sits at an angle, you won't be able to plug in your external power cables, or the locking sheath will get stuck.
Expert Advice: 90% of "power issues" on the 6K Pro are actually caused by using cheap, non-regulated D-Tap to 2-pin cables that lack a fuse. If you've had a power failure, check your external cables first. If the internal cable is truly dead, it's usually because an external short traveled "upstream" into the camera.
Are you seeing the "lightning bolt" charging icon when plugged into AC, or is the camera completely unresponsive to any power source?
