lenovo-wwan-unlock

FCC and DPR unlock for Lenovo PCs

Instructions to perform FCC unlock and SAR config:

List of Supported WWAN Modules and Systems:

1) WWAN module : Fibocom L860R+
Supported systems:

• ThinkPad X1 Yoga Gen 7
• ThinkPad X1 Yoga Gen 8
• ThinkPad X1 Carbon Gen 10
• ThinkPad X1 Carbon Gen 11
• ThinkPad T14 Gen 3
• ThinkPad T14 Gen 4
• ThinkPad T14s Gen 3
• ThinkPad T14s Gen 4
• ThinkPad T16 Gen 1
• ThinkPad T16 Gen 2
• ThinkPad L14 Gen 4
• ThinkPad L15 Gen 4
• ThinkPad P14s Gen 4

2) WWAN module : Fibocom FM350 5G
Supported systems:

• ThinkPad X1 Yoga Gen 7
• ThinkPad X1 Yoga Gen 8
• ThinkPad X1 Carbon Gen 10
• ThinkPad X1 Carbon Gen 11

3) WWAN module : Quectel RM520N-GL (*Please refer below required Environment) Supported systems:

• ThinkPad X1 Carbon Gen 12
• ThinkPad X1 2-in-1 Gen 9
• ThinkPad T14 Gen 5 (Intel/AMD)
• ThinkPad T16 Gen 3
• ThinkPad T14s Gen 5 (Intel)

• ThinkPad T14s Gen 6 (AMD)

  Environment:(Enabled only for non-USA SIM)

• Kernel version: 6.6 or later
• ModemManager version: 1.22 or later

4) WWAN module : Quectel EM160R-GL (*Please refer below required Environment) Supported systems:

• ThinkPad X1 Carbon Gen 12
• ThinkPad X1 2-in-1 Gen 9
• ThinkPad L14 Gen 5
• ThinkPad L16 Gen 1
• ThinkPad X13 2-in-1 Gen 5

• ThinkPad T14 Gen 5 (Intel/AMD)

  Environment:(Enabled only for non-USA SIM)

• Kernel version: 6.5 or later
• ModemManager version: 1.22 or later

5) WWAN module : Quectel EM061K (*Please refer below required Environment) Supported systems:

• ThinkPad L13 Gen 5
• ThinkPad L13 2-in-1 Gen 5
• ThinkPad L14 Gen 5
• ThinkPad L16 Gen 1
• ThinkPad X13 Gen 5
• ThinkPad X13 2-in-1 Gen 5
• ThinkPad T14 Gen 5 (Intel/AMD)
• ThinkPad T16 Gen 3

• ThinkPad T14s Gen 5 (Intel)

  Environment:(Enabled only for non-USA SIM)

• Kernel version: 6.5 or later
• ModemManager version: 1.22 or later

6) WWAN module : Quectel EM05-CN (*Please refer below required Environment) Supported systems:

• ThinkPad X1 Carbon Gen 12
• ThinkPad X13 Gen 5
• ThinkPad X13 2-in-1 Gen 5

• ThinkPad T14 Gen 5 (Intel)

  Environment:

• Kernel version: 6.6 or later
• ModemManager version: 1.21.2 or later

Enablement is done on a Module + System basis. Systems not listed are currently not supported.

Tested Operating Systems:

• Ubuntu 22.04 : OK
• Fedora: OK

Please follow the procedure below step by step to enable WWAN

1) Run the fcc_unlock_setup.sh script to install SAR config package and FCC unlock:

   chmod ugo+x fcc_unlock_setup.sh
   ./fcc_unlock_setup.sh

2) Reboot machine (Only needed once)

Please follow the procedure for uninstalling this package

1) Run the fcc_unlock_uninstall.sh script to uninstall SAR config package and FCC unlock:

   chmod ugo+x fcc_unlock_uninstall.sh
   ./fcc_unlock_uninstall.sh

Logs can be checked using one of the commands below:

• For FCC Unlock: cat /var/log/syslog | grep -i DPR_Fcc_unlock_service
• For SAR Config: cat /var/log/syslog | grep -i configservice_lenovo
• journalctl

• Please follow below steps to enable Verbose logging: 1) For FCC Unlock: Add "-v" in FCC unlock scripts updated in "fcc-unlock.d.tar.gz", for example:

  FileName - fcc-unlock.d/8086:7560

  Modification- "./opt/fcc_lenovo/DPR_Fcc_unlock_service -v"

  2) For SAR Config: Add "-v" in systemd service file, for example:

  FileName - lenovo-cfgservice.service

  Modification- "ExecStart=/opt/fcc_lenovo/configservice_lenovo -v"

Additional Notes:

• If the Modem disappears after the machine reboots, please restart it with the systemctl restart ModemManager command.
• WWAN enablement is not done for USA SIM, used in below modules:
  • Fibocom FM350
  • Quectel RM520N-GL
  • Quectel EM160R-GL
  • Quectel EM061K

• WWAN enablement is done for USA SIM except for Verizon SIM, used in below module:

  • Fibocom L860R+

  Reason: Carrier certification for USA operator is not completed and it will take few months to enable WWAN for USA SIM.