# Delete Shelf Mapping

Remove a collection-to-shelf mapping for a device.

**Endpoint**: `DELETE /api/devices/{deviceId}/collections/{collectionId}`
**Auth**: Required
**Content-Type**: `application/json`

## Path Parameters

| Parameter    | Type          | Required | Description     |
| ------------ | ------------- | -------- | --------------- |
| deviceId     | string (UUID) | Yes      | Device UUID     |
| collectionId | string (UUID) | Yes      | Collection UUID |

## Response (204 No Content)

Shelf mapping deleted successfully. No response body.

## Notes

- Deleting a mapping does NOT delete the collection
- Deleting a mapping does NOT delete books from the device
- It only removes the association between the collection and device shelf

## Error Responses

| Code | Description                    |
| ---- | ------------------------------ |
| 401  | Authentication required        |
| 404  | Device or collection not found |
| 500  | Internal server error          |

## Try It Out
