FCC ID: ZNFK420HMW Multi-band GSM/WCDMA/LTE Mobile Phone with BT and WiFi

by: LG Electronics USA, Inc. latest update: 2020-08-15 model: K420HMW

Five grants have been issued under this FCC ID on 08/15/2020 (this is one of three hundred and fifty-four releases in 2020 for this grantee). Public details available include internal & external photos, frequency information, and manuals. some products also feature user submitted or linked password defaults, troubleshooting guides, warrantee terms, drivers, & instructions.
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app s submitted / available
1 2 3 4 5 user manual Users Manual pdf 662.90 KiB August 15 2020 / February 09 2021
1 2 3 4 5 internal photos Internal Photos pdf 1.13 MiB August 15 2020 / February 09 2021
1 2 3 4 5 external photos External Photos pdf 687.35 KiB August 15 2020 / February 09 2021
1 2 3 4 5 label info ID Label/Location Info pdf 324.65 KiB August 15 2020
1 2 3 4 5 Appendix A detailed system check result RF Exposure Info pdf 333.17 KiB August 15 2020
1 2 3 4 5 Appendix B detailed test result RF Exposure Info pdf 2.00 MiB August 15 2020
1 2 3 4 5 Appendix C calibration certificate RF Exposure Info pdf 5.36 MiB August 15 2020
1 2 3 4 5 BOM Parts List/Tune Up Info pdf August 15 2020 confidential
1 2 3 4 5 Power of Attorney Letter Cover Letter(s) pdf 62.42 KiB August 15 2020
1 2 3 4 5 block diagram Block Diagram pdf August 15 2020 confidential
1 2 3 4 5 confidentiality request letter Cover Letter(s) pdf 160.05 KiB August 15 2020
1 2 3 4 5 operation description Operational Description pdf August 15 2020 confidential
1 2 3 4 5 schematic diagram 1 Schematics pdf August 15 2020 confidential
1 2 3 4 5 schematic diagram 2 Schematics pdf August 15 2020 confidential
1 2 3 4 5 test report Test Report pdf 3.87 MiB August 15 2020
1 2 3 4 5 test report SAR RF Exposure Info pdf 2.65 MiB August 15 2020
1 2 3 4 5 test setup photos RF Test Setup Photos pdf 209.07 KiB August 15 2020 / February 09 2021
1 2 3 4 5 test setup photos SAR Test Setup Photos pdf 541.54 KiB August 15 2020 / February 09 2021
1 2 3 4 5 tune up procedure Parts List/Tune Up Info pdf August 15 2020 confidential
1 2 3 4 5 Appendix B.10 -LTE Band 66 RF Exposure Info pdf 5.98 MiB August 15 2020
1 2 3 4 5 Appendix B.3 -LTE Band 2 RF Exposure Info pdf 5.84 MiB August 15 2020
1 2 3 4 5 Appendix B.4 -LTE Band 4 RF Exposure Info pdf 5.91 MiB August 15 2020
1 2 3 4 5 Appendix B.5 -LTE Band 5 RF Exposure Info pdf 4.35 MiB August 15 2020
1 2 3 4 5 Appendix B.6 -LTE Band 7 RF Exposure Info pdf 3.74 MiB August 15 2020
1 2 3 4 5 Appendix B.7 -LTE Band 12 RF Exposure Info pdf 4.45 MiB August 15 2020
1 2 3 4 5 Appendix B.8 -LTE Band 13 RF Exposure Info pdf 1.95 MiB August 15 2020
1 2 3 4 5 Appendix B.9 -LTE Band 17 RF Exposure Info pdf 2.94 MiB August 15 2020
1 2 3 4 5 Appendix B1 GSM850 GSM1900 RF Exposure Info pdf 2.35 MiB August 15 2020
1 2 3 4 5 Appendix B2 WCDMA BAND II,IV,V RF Exposure Info pdf 3.99 MiB August 15 2020
1 2 3 4 5 test report RF Test Report pdf 342.43 KiB August 15 2020
1 2 3 4 5 test report BLE Test Report pdf 3.48 MiB August 15 2020
1 2 3 4 5 test report wlan 1 Test Report pdf 5.23 MiB August 15 2020
1 2 3 4 5 test report wlan 2 Test Report pdf 2.28 MiB August 15 2020
1 2 3 4 5 Operational Description Operational Description pdf August 15 2020 confidential
1 2 3 4 5 Parts List Parts List/Tune Up Info pdf August 15 2020 confidential
1 2 3 4 5 Schematics Schematics pdf August 15 2020 confidential
1 2 3 4 5 Tune up Info Parts List/Tune Up Info pdf August 15 2020 confidential
1 2 3 4 5 Cover Letter(s) pdf August 15 2020
1 2 3 4 5 user manual Users Manual pdf 662.90 KiB August 15 2020 / February 09 2021
1 2 3 4 5 internal photos Internal Photos pdf 1.13 MiB August 15 2020 / February 09 2021
1 2 3 4 5 external photos External Photos pdf 687.35 KiB August 15 2020 / February 09 2021
1 2 3 4 5 label info ID Label/Location Info pdf 324.65 KiB August 15 2020
1 2 3 4 5 Appendix A detailed system check result RF Exposure Info pdf 333.17 KiB August 15 2020
1 2 3 4 5 Appendix B detailed test result RF Exposure Info pdf 2.00 MiB August 15 2020
1 2 3 4 5 Appendix C calibration certificate RF Exposure Info pdf 5.36 MiB August 15 2020
1 2 3 4 5 Power of Attorney Letter Cover Letter(s) pdf 62.42 KiB August 15 2020
1 2 3 4 5 confidentiality request letter Cover Letter(s) pdf 160.05 KiB August 15 2020
1 2 3 4 5 test report Test Report pdf 3.87 MiB August 15 2020
1 2 3 4 5 test report SAR RF Exposure Info pdf 2.65 MiB August 15 2020
1 2 3 4 5 test setup photos RF Test Setup Photos pdf 209.07 KiB August 15 2020 / February 09 2021
1 2 3 4 5 test setup photos SAR Test Setup Photos pdf 541.54 KiB August 15 2020 / February 09 2021
1 2 3 4 5 Appendix B.10 -LTE Band 66 RF Exposure Info pdf 5.98 MiB August 15 2020
1 2 3 4 5 Appendix B.3 -LTE Band 2 RF Exposure Info pdf 5.84 MiB August 15 2020
1 2 3 4 5 Appendix B.4 -LTE Band 4 RF Exposure Info pdf 5.91 MiB August 15 2020
1 2 3 4 5 Appendix B.5 -LTE Band 5 RF Exposure Info pdf 4.35 MiB August 15 2020
1 2 3 4 5 Appendix B.6 -LTE Band 7 RF Exposure Info pdf 3.74 MiB August 15 2020
1 2 3 4 5 Appendix B.7 -LTE Band 12 RF Exposure Info pdf 4.45 MiB August 15 2020
1 2 3 4 5 Appendix B.8 -LTE Band 13 RF Exposure Info pdf 1.95 MiB August 15 2020
1 2 3 4 5 Appendix B.9 -LTE Band 17 RF Exposure Info pdf 2.94 MiB August 15 2020
1 2 3 4 5 Appendix B1 GSM850 GSM1900 RF Exposure Info pdf 2.35 MiB August 15 2020
1 2 3 4 5 Appendix B2 WCDMA BAND II,IV,V RF Exposure Info pdf 3.99 MiB August 15 2020
1 2 3 4 5 test report RF Test Report pdf 342.43 KiB August 15 2020
1 2 3 4 5 test report BLE Test Report pdf 3.48 MiB August 15 2020
1 2 3 4 5 test report wlan 1 Test Report pdf 5.23 MiB August 15 2020
1 2 3 4 5 test report wlan 2 Test Report pdf 2.28 MiB August 15 2020

frequency equipment class purpose
1 2020-08-15 2402 ~ 2480 DSS - Part 15 Spread Spectrum Transmitter Original Equipment
2 2510 ~ 2560 PCE - PCS Licensed Transmitter held to ear
3 2412 ~ 2472 DTS - Digital Transmission System
4 JBP - Part 15 Class B Computing Device Peripheral
5 869 ~ 894 CXX - Communications Rcvr for use w/ licensed Tx and CBs

Application Forms

app s Applicant Information
1 2 3 4 5 Effective 2020-08-15
1 2 3 4 5 Applicant's complete, legal business name LG Electronics USA, Inc.
1 2 3 4 5 FCC Registration Number (FRN) 0020917688
1 2 3 4 5 Physical Address 111 Sylvan Ave North Building
1 2 3 4 5 111 Sylvan Ave
1 2 3 4 5 Englewood Cliffs, NJ
1 2 3 4 5 United States
app s TCB Information
1 2 3 4 5 TCB Application Email Address T******@timcoengr.com
1 2 3 4 5 t******@timcoengr.com
1 2 3 4 5 TCB Scope A4: UNII devices & low power transmitters using spread spectrum techniques
1 2 3 4 5 B1: Commercial mobile radio services equipment in the following 47 CFR Parts 20, 22 (cellular), 24,25 (below 3 GHz) & 27
1 2 3 4 5 A1: Low Power Transmitters below 1 GHz (except Spread Spectrum), Unintentional Radiators, EAS (Part 11) & Consumer ISM devices
app s FCC ID
1 2 3 4 5 Grantee Code ZNF
1 2 3 4 5 Equipment Product Code K420HMW
app s Person at the applicant's address to receive grant or for contact
1 2 3 4 5 Name K**** H******
1 2 3 4 5 Title Director, Standards & Compliance
1 2 3 4 5 Telephone Number 201-4********
1 2 3 4 5 Fax Number 201-8********
1 2 3 4 5 E-mail k******@lge.com
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?:Yes
1 2 3 4 5 If so, specify the short-term confidentiality release date (MM/DD/YYYY format)02/11/2021
1 2 3 4 5 02/10/2021
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 ClassDSS - Part 15 Spread Spectrum Transmitter
1 2 3 4 5 PCE - PCS Licensed Transmitter held to ear
1 2 3 4 5 DTS - Digital Transmission System
1 2 3 4 5 JBP - Part 15 Class B Computing Device Peripheral
1 2 3 4 5 CXX - Communications Rcvr for use w/ licensed Tx and CBs
1 2 3 4 5 Description of product as it is marketed: (NOTE: This text will appear below the equipment class on the grant)Multi-band GSM/WCDMA/LTE Mobile Phone with BT and WiFi
1 2 3 4 5 Related OET KnowledgeDataBase Inquiry: Is there a KDB inquiry associated with this application?No
1 2 3 4 5 Modular Equipment TypeDoes not apply
1 2 3 4 5 Purpose / Application is forOriginal 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 CommentsOutput Power listed is the maximum conducted output power. SAR compliance for body-worn operating configurations is limited to belt-clips and holsters that have no metallic components in the assembly and cause the device to operate with the minimum separation distance of 1.0 cm, as described in this filing. End-users must be informed of the body-worn operating requirements for satisfying RF exposure compliance. The highest reported SAR for head, body-worn accessory, product specific (wireless router), and simultaneous transmission exposure conditions are 0.36 W/kg, 0.16 W/kg, 0.16 W/kg and 1.29 W/kg, respectively.
1 2 3 4 5 Output Power is EIRP and ERP for above and below 1 GHz, respectively. SAR compliance for body-worn operating configurations is limited to belt-clips and holsters that have no metallic components in the assembly and cause the device to operate with the minimum separation distance of 1.0 cm, as described in this filing. End-users must be informed of the body-worn operating requirements for satisfying RF exposure compliance. The highest reported SAR for head, body-worn accessory, product specific (wireless router), simultaneous transmission, and product specific (10g) exposure conditions are 0.30 W/kg, 0.77 W/kg, 1.29 W/kg, 1.29 W/kg and 3.14 W/kg, respectively. This device supports LTE of 1.4, 3, 5, 10, 15, and 20 MHz bandwidth modes for FDD LTE Bands 2, 4 and 66; LTE of 5, 10, 15, and 20 MHz bandwidth modes for FDD LTE Band 7; and LTE of 1.4, 3, 5, and 10 MHz bandwidth modes for FDD LTE Bands 5 and 12; LTE of 5 and 10 MHz bandwidth modes for FDD LTE Bands 13 and 17. This device contains functions that are not operational in U.S. Territories; this filing is applicable only for U.S. operations.
1 2 3 4 5 Output Power listed is the maximum conducted output power. SAR compliance for body-worn operating configurations is limited to belt-clips and holsters that have no metallic components in the assembly and cause the device to operate with the minimum separation distance of 1.0 cm, as described in this filing. End-users must be informed of the body-worn operating requirements for satisfying RF exposure compliance. The highest reported SAR for head, body-worn accessory, product specific (wireless router), and simultaneous transmission exposure conditions are 0.78 W/kg, 0.19 W/kg, 0.19 W/kg and 0.66 W/kg, respectively.
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 SGS-CSTC Standards Technical Services Co., Ltd
1 2 3 4 5 Name K******** X******
1 2 3 4 5 Telephone Number +86 (********
1 2 3 4 5 E-mail K******@sgs.com
Equipment Specifications
Line Rule Parts Grant Notes Lower Frequency Upper Frequency Power Output Tolerance Emission Designator Microprocessor Number
1 1 15C 2402.00000000 2480.00000000 0.0160000
Line Rule Parts Grant Notes Lower Frequency Upper Frequency Power Output Tolerance Emission Designator Microprocessor Number
2 1 22H 824.2 848.8 0.419 0.1 ppm 247KGXW
2 2 22H 824.2 848.8 0.113 0.1 ppm 256KG7W
2 3 24E 1850.2 1909.8 0.632 0.1 ppm 247KGXW
2 4 24E 1850.2 1909.8 0.243 0.1 ppm 246KG7W
2 5 24E 1852.4 1907.6 0.162 0.1 ppm 4M20F9W
2 6 22H 826.4 846.6 0.06 0.1 ppm 4M18F9W
2 7 27 1712.4 1752.6 0.135 0.1 ppm 4M17F9W
2 8 24E 1850.7 1909.3 0.135 0.1 ppm 1M09G7D
2 9 24E 1852.5 1907.5 0.116 0.1 ppm 4M49W7D
2 1 24E 1860 1900 0.135 0.1 ppm 17M9G7D
2 11 24E 1860 1900 0.115 0.1 ppm 17M9W7D
2 12 27 1712.5 1752.5 0.119 0.1 ppm 4M48G7D
2 13 27 1712.5 1752.5 0.101 0.1 ppm 4M49W7D
2 14 27 1720 1745 0.118 0.1 ppm 17M9G7D
2 15 27 1720 1745 0.098 0.1 ppm 17M9W7D
2 16 22H 826.5 846.5 0.063 0.1 ppm 4M48G7D
2 17 22H 826.5 846.5 0.063 0.1 ppm 4M49W7D
2 18 22H 829 844 0.062 0.1 ppm 8M95G7D
2 19 22H 829 844 0.052 0.1 ppm 8M93W7D
2 2 27 2510 2560 0.156 0.1 ppm 17M9G7D
2 21 27 2502.5 2567.5 0.112 0.1 ppm 4M49W7D
2 22 27 2510 2560 0.098 0.1 ppm 17M9W7D
2 23 27 701.5 713.5 0.099 0.1 ppm 4M49G7D
2 24 27 699.7 715.3 0.082 0.1 ppm 1M09W7D
2 25 27 704 711 0.098 0.1 ppm 8M95G7D
2 26 27 704 711 0.081 0.1 ppm 8M97W7D
2 27 27 779.5 784.5 0.098 0.1 ppm 4M49G7D
2 28 27 779.5 784.5 0.08 0.1 ppm 4M50W7D
2 29 27 782 782 0.095 0.1 ppm 8M95G7D
2 3 27 782 782 0.077 0.1 ppm 8M97W7D
2 31 27 706.5 713.5 0.098 0.1 ppm 4M49G7D
2 32 27 706.5 713.5 0.083 0.1 ppm 4M48W7D
2 33 27 709 711 0.096 0.1 ppm 8M93G7D
2 34 27 709 711 0.08 0.1 ppm 8M97W7D
2 35 27 1712.5 1777.5 0.12 0.1 ppm 4M49W7D
2 36 27 1712.5 1777.5 0.1 0.1 ppm 4M49W7D
2 37 27 1720 1770 0.116 0.1 ppm 17M9G7D
2 38 27 1720 1770 0.098 0.1 ppm 17M9W7D
Line Rule Parts Grant Notes Lower Frequency Upper Frequency Power Output Tolerance Emission Designator Microprocessor Number
3 1 15C 2402 2480 0.004
3 2 15C 2412 2472 0.059
Line Rule Parts Grant Notes Lower Frequency Upper Frequency Power Output Tolerance Emission Designator Microprocessor Number
4 1 15B
Line Rule Parts Grant Notes Lower Frequency Upper Frequency Power Output Tolerance Emission Designator Microprocessor Number
5 1 15B 88 108
5 2 15B 869 894
5 3 15B 729 746
5 4 15B 746 756
5 5 15B 734 746

 

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

 

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