---
title: "AccuCheck Guide Me: Understanding Bluetooth Broadcasting and Data Sync"
canonical: "https://help.validic.com/space/VCS/3558899737/AccuCheck%20Guide%20Me%3A%20Understanding%20Bluetooth%20Broadcasting%20and%20Data%20Sync"
format: markdown
---
## Overview

The AccuCheck Guide Me glucometer syncs data with the Validic SDK through Bluetooth broadcasting.

For instructions on how to pair the AccuCheck Guide Me see [this page](https://help.validic.com/space/VCS/3027107878/How+to+Pair%3A+Accu-Chek+Guide+Me). 

## Device Pairing Specifications

- Can only pair with one mobile device at a time
- New pairing overwrites any existing pairing
- Requires devices to be within 3 feet (1 meter) of each other during pairing
- Uses a 6-digit PIN found on the back of the meter for pairing
- Pairing prompt times out after 30 seconds

## Device Broadcasting States

The device's Bluetooth status is indicated by an icon on the screen:

1. **Active Broadcasting**

- Icon is flashing
- Lasts approximately 15 seconds after the device power-on

2. **Connected but Not Broadcasting**

- Icon is solid/non-flashing
- The device maintains a Bluetooth connection

3. **Disconnected**

- No Bluetooth icon is visible
- No connection

## When Data Syncs Occur

The device will sync readings with the Validic SDK:

- During the broadcasting window after power-on
- When manually triggered by turning the device off and back on
- Any stored, unsynced readings will transfer during the next broadcast window
- Automatically after each new test when Bluetooth is enabled and connected

## Managing Bluetooth Connectivity

To Enable Bluetooth:

1. With the meter off, press either arrow button to wake
2. Press and hold until the Bluetooth symbol appears

To Disable Bluetooth:

1. With the meter off, press either arrow button to wake
2. Press and hold until the Bluetooth symbol disappears

## Additional Features

- The meter includes time/date auto-sync when paired with a mobile device
- Results are stored from newest to oldest regardless of timezone changes
- Disabling Bluetooth does not unpair the device

For detailed pairing instructions, see our AccuCheck Guide Me Pairing Guide. For complete device documentation and safety information, refer to the [manufacturer's documentation](https://diabetes.roche.com/hcp-us/resources/blood-glucose-meters).