Callouts: Front bezel / light guide - seen from the back (mirror image of the user's view)¶
Source: FCC ID 2APBOAN600, internal-photos exhibit 3999178 (2018 sample), page 2, top photo, left half (crop 400x505)
Annotated image: images/annotated/front_bezel.png
| # | Ref | Identification | Part / marking | Category | Confidence | Notes |
|---|---|---|---|---|---|---|
| 1 | Wi-Fi icon window | lit by main board LED D8 | UI: LEDs / touch keys | likely | ||
| 2 | Rectangular sensor window | in front of main board U18 | Sensor | likely | ||
| 3 | Black strip with gold contact (top) | RF / antenna | guess | Mates with the gold pins in the main board antenna zone. Possibly an antenna element (flex/LDS) or a touch/ground electrode. | ||
| 4 | Black strip with gold contact (side) | RF / antenna | guess | |||
| 5 | Key: thermometer (target temperature) | over touch key D5 | UI: LEDs / touch keys | likely | ||
| 6 | Key: circle | over touch key D6 | UI: LEDs / touch keys | likely | ||
| 7 | Key: timer | over touch key D33 | UI: LEDs / touch keys | likely | ||
| 8 | Key: '+' (appears on the right from the front) | over touch key D4 | UI: LEDs / touch keys | likely | ||
| 9 | Key: triangle + bar (start/stop; 'bar-play' from the front) | over touch key D3/D32 | UI: LEDs / touch keys | likely | ||
| 10 | Key: '-' (appears on the left from the front) | over touch key D1 | UI: LEDs / touch keys | likely | ||
| 11 | Digit row 1 (4 x 7-segment light guides) | UI: LEDs / touch keys | confirmed | |||
| 12 | Digit row 2 | UI: LEDs / touch keys | confirmed | |||
| 13 | Digit row 3 | UI: LEDs / touch keys | confirmed |