FCC ID: I88C4000LZ Dual-Band Wireless AX VDSL2 Gigabit Gateway, Dual-Band Wireless AX VDSL2 Gigabit Bonding Gateway

by: ZyXEL Communications Corporation latest update: 2021-10-25 model: C4000LZ

Five grants have been issued under this FCC ID from 06/03/2020 to 10/25/2021 (this is one of twelve releases in 2021 for this grantee). Public details available include internal & external photos, frequency information, and manuals. some products also feature user submitted or linked drivers, warrantee terms, password defaults, instructions, & troubleshooting guides.
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app s submitted / available
1 2 3 4 5 Users manual rev2 Users Manual pdf 649.80 KiB June 03 2020 / December 01 2020 delayed release
1 2 3 4 5 Internal photos Internal Photos pdf 4.90 MiB October 21 2021 / October 25 2021
1 2 3 4 5 External photos External Photos pdf 2.45 MiB October 21 2021 / October 25 2021
1 2 3 4 5 Label sample and label location ID Label/Location Info pdf 461.30 KiB June 03 2020
1 2 3 4 5 Confidentiality Request rev Cover Letter(s) pdf 13.55 KiB October 21 2021 / October 25 2021
1 2 3 4 5 Cover Letter (Agent Authorization) Cover Letter(s) pdf 12.55 KiB October 21 2021 / October 25 2021
1 2 3 4 5 Cover Letter (Description of Change) Cover Letter(s) pdf 16.47 KiB October 21 2021 / October 25 2021
1 2 3 4 5 RF Exposure Info (MPE) RF Exposure Info pdf 522.01 KiB October 21 2021 / October 25 2021
1 2 3 4 5 Test report (DTS-WLAN) Test Report pdf 1.05 MiB October 21 2021 / October 25 2021
1 2 3 4 5 Test setup photos Test Setup Photos pdf 1.07 MiB October 21 2021 / October 25 2021
1 2 3 4 5 Test report (DFS) Test Report pdf 5.39 MiB October 21 2021 / October 25 2021
1 2 3 4 5 Test report (NII) Test Report pdf 1.23 MiB October 21 2021 / October 25 2021
1 2 3 4 5 Test setup photos (DFS) Test Setup Photos pdf 380.16 KiB October 21 2021 / October 25 2021
1 2 3 4 5 Agent authorization Cover Letter(s) pdf 313.34 KiB September 23 2020 / September 28 2020
1 2 3 4 5 Attestation (DFS Master Declaration) Attestation Statements pdf 244.55 KiB September 23 2020 / September 28 2020
1 2 3 4 5 Confidentiality request (Long term & Short term) Cover Letter(s) pdf 129.46 KiB September 23 2020 / September 28 2020
1 2 3 4 5 Description of Change rev Cover Letter(s) pdf 60.75 KiB September 23 2020 / September 28 2020
1 2 3 4 5 Operational Description Operational Description pdf September 23 2020 confidential
1 2 3 4 5 Software Operational Description Operational Description pdf September 23 2020 confidential
1 2 3 4 5 Test Report (NII) rev Test Report pdf 3.53 MiB September 23 2020 / September 28 2020
1 2 3 4 5 Test report (DFS) rev Test Report pdf 5.19 MiB September 23 2020 / September 28 2020
1 2 3 4 5 Attestation (Channel and Mode Declaration) Attestation Statements pdf 200.25 KiB June 03 2020
1 2 3 4 5 Block diagram Block Diagram pdf June 03 2020 confidential
1 2 3 4 5 Schematics Schematics pdf June 03 2020 confidential
1 2 3 4 5 Test Report (DTS-WLAN) rev Test Report pdf 2.19 MiB June 03 2020
1 2 3 4 5 Software Operational Description rev Operational Description pdf June 03 2020 confidential
1 2 3 4 5 Users manual rev2 Users Manual pdf 649.80 KiB June 03 2020 / December 01 2020 delayed release
1 2 3 4 5 Internal photos Internal Photos pdf 4.90 MiB October 21 2021 / October 25 2021
1 2 3 4 5 External photos External Photos pdf 2.45 MiB October 21 2021 / October 25 2021
1 2 3 4 5 Label sample and label location ID Label/Location Info pdf 461.30 KiB June 03 2020
1 2 3 4 5 Confidentiality Request rev Cover Letter(s) pdf 13.55 KiB October 21 2021 / October 25 2021
1 2 3 4 5 Cover Letter (Agent Authorization) Cover Letter(s) pdf 12.55 KiB October 21 2021 / October 25 2021
1 2 3 4 5 Cover Letter (Description of Change) Cover Letter(s) pdf 16.47 KiB October 21 2021 / October 25 2021
1 2 3 4 5 RF Exposure Info (MPE) RF Exposure Info pdf 522.01 KiB October 21 2021 / October 25 2021
1 2 3 4 5 Test report (DTS-WLAN) Test Report pdf 1.05 MiB October 21 2021 / October 25 2021
1 2 3 4 5 Test setup photos Test Setup Photos pdf 1.07 MiB October 21 2021 / October 25 2021
1 2 3 4 5 Test report (DFS) Test Report pdf 5.39 MiB October 21 2021 / October 25 2021
1 2 3 4 5 Test report (NII) Test Report pdf 1.23 MiB October 21 2021 / October 25 2021
1 2 3 4 5 Test setup photos (DFS) Test Setup Photos pdf 380.16 KiB October 21 2021 / October 25 2021
1 2 3 4 5 Agent authorization Cover Letter(s) pdf 313.34 KiB September 23 2020 / September 28 2020
1 2 3 4 5 Attestation (DFS Master Declaration) Attestation Statements pdf 244.55 KiB September 23 2020 / September 28 2020
1 2 3 4 5 Confidentiality request (Long term & Short term) Cover Letter(s) pdf 129.46 KiB September 23 2020 / September 28 2020
1 2 3 4 5 Description of Change rev Cover Letter(s) pdf 60.75 KiB September 23 2020 / September 28 2020
1 2 3 4 5 Test Report (NII) rev Test Report pdf 3.53 MiB September 23 2020 / September 28 2020
1 2 3 4 5 Test report (DFS) rev Test Report pdf 5.19 MiB September 23 2020 / September 28 2020
1 2 3 4 5 Attestation (Channel and Mode Declaration) Attestation Statements pdf 200.25 KiB June 03 2020
1 2 3 4 5 Test Report (DTS-WLAN) rev Test Report pdf 2.19 MiB June 03 2020

frequency equipment class purpose
1 2021-10-25 2412 ~ 2462 DTS - Digital Transmission System Class II Permissive Change
2 5745 ~ 5825 NII - Unlicensed National Information Infrastructure TX
3 2020-09-28 5745 ~ 5825 NII - Unlicensed National Information Infrastructure TX
4 2020-06-03 2412 ~ 2462 DTS - Digital Transmission System Original Equipment
5 5745 ~ 5825 NII - Unlicensed National Information Infrastructure TX

Application Forms

app s Applicant Information
1 2 3 4 5 Effective 2021-10-25
1 2 3 4 5 2020-09-28
1 2 3 4 5 2020-06-03
1 2 3 4 5 Applicant's complete, legal business name ZyXEL Communications Corporation
1 2 3 4 5 FCC Registration Number (FRN) 0021059092
1 2 3 4 5 Physical Address No.2, Industry East Road IX, Science Park
1 2 3 4 5 Hsinchu, N/A
1 2 3 4 5 Taiwan
app s TCB Information
1 2 3 4 5 TCB Application Email Address c******@nacsemc.com
1 2 3 4 5 TCB Scope A4: UNII devices & low power transmitters using spread spectrum techniques
app s FCC ID
1 2 3 4 5 Grantee Code I88
1 2 3 4 5 Equipment Product Code C4000LZ
app s Person at the applicant's address to receive grant or for contact
1 2 3 4 5 Name E****** B****
1 2 3 4 5 Title Section Manager
1 2 3 4 5 Telephone Number 886 3******** Extension:
1 2 3 4 5 Fax Number 886 3********
1 2 3 4 5 E-mail E******@zyxel.com.tw
app s Technical Contact
n/a
app s Non Technical Contact
n/a
app s Confidentiality (long or short term)
1 2 3 4 5 Does this application include a request for confidentiality for any portion(s) of the data contained in this application pursuant to 47 CFR § 0.459 of the Commission Rules?:Yes
1 2 3 4 5 Long-Term Confidentiality Does this application include a request for confidentiality for any portion(s) of the data contained in this application pursuant to 47 CFR § 0.459 of the Commission Rules?:No
1 2 3 4 5 Yes
1 2 3 4 5 If so, specify the short-term confidentiality release date (MM/DD/YYYY format)03/27/2021
1 2 3 4 5 12/01/2020
if no date is supplied, the release date will be set to 45 calendar days past the date of grant.
app s Cognitive Radio & Software Defined Radio, Class, etc
1 2 3 4 5 Is this application for software defined/cognitive radio authorization?No
1 2 3 4 5 Equipment ClassDTS - Digital Transmission System
1 2 3 4 5 NII - Unlicensed National Information Infrastructure TX
1 2 3 4 5 Description of product as it is marketed: (NOTE: This text will appear below the equipment class on the grant)Dual-Band Wireless AX VDSL2 Gigabit Gateway, Dual-Band Wireless AX VDSL2 Gigabit Bonding Gateway
1 2 3 4 5 Dual-Band Wireless AX VDSL2 Gigabit Gateway
1 2 3 4 5 Related OET KnowledgeDataBase Inquiry: Is there a KDB inquiry associated with this application?Yes
1 2 3 4 5 No
1 2 3 4 5 Modular Equipment TypeDoes not apply
1 2 3 4 5 Purpose / Application is forClass II Permissive Change
1 2 3 4 5 Original Equipment
1 2 3 4 5 Composite Equipment: Is the equipment in this application a composite device subject to an additional equipment authorization?Yes
1 2 3 4 5 Related Equipment: Is the equipment in this application part of a system that operates with, or is marketed with, another device that requires an equipment authorization?No
1 2 3 4 5 Grant CommentsClass II Permissive Change for adding a new model with changes to non-RF circuitry as described in this filing. Power listed is maximum combined conducted output power. This device supports 20 and 40 MHz bandwidth modes. The product must be installed such that its antenna(s) can provide a separation distance of at least 25 cm from all persons and must not transmit simultaneously with any other transmitter, except in accordance with FCC multi-transmitter product procedures or as described in this filing. End-users and installers must be provided with antenna installation and transmitter operating conditions for satisfying RF exposure compliance.
1 2 3 4 5 Class II Permissive Change for adding a new model with changes to non-RF circuitry as described in this filing. Power listed is maximum combined conducted output power. This device supports 20, 40, 80, and 160 MHz bandwidth modes. The product must be installed such that its antenna(s) can provide a separation distance of at least 25 cm from all persons and must not transmit simultaneously with any other transmitter, except in accordance with FCC multi-transmitter product procedures or as described in this filing. End-users and installers must be provided with antenna installation and transmitter operating conditions for satisfying RF exposure compliance. Operation of this device is restricted to indoor use only.
1 2 3 4 5 Class II permissive change to add frequency bands 5.26 to 5.32GHz and 5.50 to 5.72GHz including VHT/HE160 modes via software enabling as described in this filing. Power listed is maximum combined conducted output power. This device supports 20, 40 and 80 MHz bandwidth modes. The product must be installed such that its antenna(s) can provide a separation distance of at least 25 cm from all persons and must not transmit simultaneously with any other transmitter, except in accordance with FCC multi-transmitter product procedures or as described in this filing. End-users and installers must be provided with antenna installation and transmitter operating conditions for satisfying RF exposure compliance. Operation of this device is restricted to indoor use only.
1 2 3 4 5 Power listed is maximum combined conducted output power. This device supports 20 and 40 MHz bandwidth modes. The product must be installed such that its antenna(s) can provide a separation distance of at least 25 cm from all persons and must not transmit simultaneously with any other transmitter, except in accordance with FCC multi-transmitter product procedures or as described in this filing. End-users and installers must be provided with antenna installation and transmitter operating conditions for satisfying RF exposure compliance.
1 2 3 4 5 Power listed is maximum combined conducted output power. This device supports 20, 40 and 80 MHz bandwidth modes. The product must be installed such that its antenna(s) can provide a separation distance of at least 25 cm from all persons and must not transmit simultaneously with any other transmitter, except in accordance with FCC multi-transmitter product procedures or as described in this filing. End-users and installers must be provided with antenna installation and transmitter operating conditions for satisfying RF exposure compliance. Operation of this device is restricted to indoor use only.
1 2 3 4 5 Is there an equipment authorization waiver associated with this application?No
1 2 3 4 5 If there is an equipment authorization waiver associated with this application, has the associated waiver been approved and all information uploaded?No
app s Test Firm Name and Contact Information
1 2 3 4 5 Firm Name Bureau Veritas CPS(H.K.) Ltd., Taoyuan Branch
1 2 3 4 5 Name E**** L******
1 2 3 4 5 Telephone Number 886-3******** Extension:
1 2 3 4 5 +886-********
1 2 3 4 5 Fax Number +886-********
1 2 3 4 5 +886-********
1 2 3 4 5 E-mail e******@tw.bureauveritas.com
Equipment Specifications
Line Rule Parts Grant Notes Lower Frequency Upper Frequency Power Output Tolerance Emission Designator Microprocessor Number
1 1 15C CC MO 2412.00000000 2462.00000000 0.8320000
Line Rule Parts Grant Notes Lower Frequency Upper Frequency Power Output Tolerance Emission Designator Microprocessor Number
2 1 15E CC MO 5180 5240 0.827
2 2 15E CC MO 5745 5825 0.945
2 3 15E CC MO ND 5260 5320 0.221
2 4 15E CC MO ND 5500 5720 0.222
2 5 15E CC MO ND 5250 5250 0.128
Line Rule Parts Grant Notes Lower Frequency Upper Frequency Power Output Tolerance Emission Designator Microprocessor Number
3 1 15E CC MO 5180 5240 0.827
3 2 15E CC MO 5745 5825 0.945
3 3 15E CC MO ND 5260 5320 0.221
3 4 15E CC MO ND 5500 5720 0.222
3 5 15E CC MO ND 5250 5250 0.128
Line Rule Parts Grant Notes Lower Frequency Upper Frequency Power Output Tolerance Emission Designator Microprocessor Number
4 1 15C CC MO 2412.00000000 2462.00000000 0.8320000
Line Rule Parts Grant Notes Lower Frequency Upper Frequency Power Output Tolerance Emission Designator Microprocessor Number
5 1 15E CC MO 5180 5240 0.827
5 2 15E CC MO 5745 5825 0.945

 

some individual PII (Personally Identifiable Information) available on the public forms may be redacted, original source may include additional details

 

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