ECO-1042: Main Compute PCBA Rev B → Rev C
Read-onlyTransition the Main Compute PCBA from Rev B to Rev C to resolve thermal throttling caused by an obsolescence-driven voltage-regulator substitution. The new pinout requires the Compute-to-Drive Wiring Harness to move from Rev 1 to Rev 2 as well.
Closed all four mitigation outcomes: two PCBA cancellations, one accepted PCBA loss and one harness conversion. — 7/29/2026, 8:14:45 PM
Current financial position
Exposure certainty
100%
EXPOSURE
Affects 2 parts across 2 suppliers.
- 1. Sunrise Electronics$63,000.00
- 2. Harness Works$11,000.00
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4/4 known
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Sunrise Electronics
85% of exposure · $63,000.00
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Exposure confidence (is the dollar amount trustworthy?) and cancellation status/confidence (do we know if it's cancellable?) are independent findings, shown in separate columns below.
| Part | Supplier | PO / Line | Promised receipt | Gross committed | Alt-demand adj. | Net exposure | Exposure confidence | Cancellation status / confidence | Responsible buyer |
|---|---|---|---|---|---|---|---|---|---|
| APX-8801B | Sunrise Electronics | PO-3301 / 1 | 2026-08-12 | $28,000.00 | $2,800.00 | $25,200.00 | Known | Known non-cancellableVerified | nr-buyer |
| APX-8801B | Sunrise Electronics | PO-3301 / 2 | 2026-09-09 | $28,000.00 | $2,800.00 | $25,200.00 | Known | Known non-cancellableVerified | nr-buyer |
| APX-8801B | Sunrise Electronics | PO-3301 / 3 | 2026-10-07 | $14,000.00 | $1,400.00 | $12,600.00 | Known | Known cancellableVerified | nr-buyer |
| APX-4415-1 | Harness Works | PO-3302 / 4 | 2026-08-19 | $13,200.00 | $2,200.00 | $11,000.00 | Known | Known cancellableVerified | nr-buyer |