CN234HJ1 002 FCCIC RF report(F89FTSM13)

Chenchris

Test Report

Beijing Roborock Technology Co., Ltd. Q80ULL02 2AN2O-Q80ULL02 2AN2OQ80ULL02 q80ull02

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Prüfbericht - Produkte Test Report - Products
Prüfbericht-Nr.: Test report no.:
Kunden-Referenz-Nr.: Client reference no.:

CN234HJ1 002 N/A

Auftrags-Nr.: Order no.:
Auftragsdatum: Order date:

168418775 2023-03-16

Seite 1 von 20 Page 1 of 20

Auftraggeber: Client:
Prüfgegenstand: Test item:

Beijing Roborock Technology Co., Ltd. Room 1001, Floor 10, Building 3, Yard 17, Anju Road, Changping District, Beijing, P.R. China
Robotic Vacuum Cleaner

Bezeichnung / Typ-Nr.: Identification / Type no.:
Auftrags-Inhalt: Order content:
Prüfgrundlage: Test specification:

Q80ULL (Trademark: roborock)
FCC and IC approval
CFR47 FCC Part 15: Subpart C Section 15.247 CFR47 FCC Part 15: Subpart C Section 15.207 CFR47 FCC Part 15: Subpart C Section 15.209 RSS-Gen Issue 5, Amendment 2, February 2021 RSS-247 Issue 2 February 2017 RSS-102 Issue 5, Amendment 1, February 2, 2021 ANSI C63.10: 2013

Wareneingangsdatum: Date of sample receipt:

2023-03-21

Prüfmuster-Nr.: Test sample no.:
Prüfzeitraum: Testing period: Ort der Prüfung: Place of testing:
Prüflaboratorium: Testing laboratory:
Prüfergebnis*: Test result*:

A003437355-009~014 A003437355-017~018 A003437355-003~004 2023-03-26 - 2023-04-06
TÜV Rheinland (Shenzhen) Co., Ltd. TÜV Rheinland (Shenzhen) Co., Ltd.
Pass

Please refer to photo documents

geprüft von: tested by:
Datum: Date: 2023-05-19
Stellung / Position
Sonstiges / Other:

X
Signed by: Chris Chen
Section Manager FCC ID: 2AN2O-Q80ULL02 IC: 23317-Q80ULL02

genehmigt von: authorized by:
Ausstellungsdatum: Issue date: 2023-05-19

X
Signed by: Andy Yan

Stellung / Position Reviewer

HVIN: Q80ULL-FNF8

Zustand des Prüfgegenstandes bei Anlieferung: Condition of the test item at delivery:

Prüfmuster vollständig und unbeschädigt Test item complete and undamaged

* Legende: P(ass) = entspricht o.g. Prüfgrundlage(n)

F(ail) = entspricht nicht o.g. Prüfgrundlage(n)

N/A = nicht anwendbar N/T = nicht getestet

* Legend: P(ass) = passed a.m. test specification(s) F(ail) = failed a.m. test specification(s)

N/A = not applicable

N/T = not tested

Dieser Prüfbericht bezieht sich nur auf das o.g. Prüfmuster und darf ohne Genehmigung der Prüfstelle nicht auszugsweise vervielfältigt werden. Dieser Bericht berechtigt nicht zur Verwendung eines Prüfzeichens.
This test report only relates to the above mentioned test sample. Without permission of the test center this test report is not permitted to be duplicated in extracts. This test report does not entitle to carry any test mark.

TUV Rheinland (Shenzhen) Co., Ltd., 1601-1604, 17-18F, Tower A Building 2, Shenzhen International Innovation Valley, Dashi 1st Road, Xili Street, Xili Community, Nanshan District, Shenzhen 518052, P. R. China Mail: [email protected] Web: www.tuv.com

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Test Summary

5.1.1 ANTENNA REQUIREMENT RESULT: Pass
5.1.2 MAXIMUM PEAK CONDUCTED OUTPUT POWER RESULT: Pass
5.1.3 CONDUCTED POWER SPECTRAL DENSITY RESULT: Pass
5.1.4 99%DB BANDWIDTH RESULT: Pass
5.1.5 6DB BANDWIDTH RESULT: Pass
5.1.6 CONDUCTED SPURIOUS EMISSIONS MEASURED IN 100 KHZ BANDWIDTH RESULT: Pass
5.1.7 RADIATED SPURIOUS EMISSION RESULT: Pass
5.1.8 CONDUCTED EMISSION ON AC MAINS RESULT: Pass

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Contents

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1

GENERAL REMARKS ...........................................................................................................................4

1.1 COMPLEMENTARY MATERIALS ............................................................................................................4

2

TEST SITES ........................................................................................................................................5

2.1 TEST FACILITIES .................................................................................................................................5

2.2 LIST OF TEST AND MEASUREMENT INSTRUMENTS.................................................................................5

2.3 TRACEABILITY ....................................................................................................................................6

2.4 CALIBRATION .....................................................................................................................................6

2.5 MEASUREMENT UNCERTAINTY.............................................................................................................6

2.6 LOCATION OF ORIGINAL DATA.............................................................................................................6

2.7 STATUS OF FACILITY USED FOR TESTING.............................................................................................6

3

GENERAL PRODUCT INFORMATION ......................................................................................................7

3.1 PRODUCT FUNCTION AND INTENDED USE.............................................................................................7

3.2 RATINGS AND SYSTEM DETAILS ..........................................................................................................7

3.3 INDEPENDENT OPERATION MODES ......................................................................................................8

3.4 NOISE GENERATING AND NOISE SUPPRESSING PARTS .........................................................................8

3.5 SUBMITTED DOCUMENTS.....................................................................................................................8

4

TEST SET-UP AND OPERATION MODES ................................................................................................9

4.1 PRINCIPLE OF CONFIGURATION SELECTION .........................................................................................9

4.2 TEST OPERATION AND TEST SOFTWARE..............................................................................................9

4.3 SPECIAL ACCESSORIES AND AUXILIARY EQUIPMENT ............................................................................9

4.4 COUNTERMEASURES TO ACHIEVE EMC COMPLIANCE ..........................................................................9

4.5 TEST SETUP DIAGRAM ......................................................................................................................10

5

TEST RESULTS .................................................................................................................................12

5.1 TRANSMITTER REQUIREMENT & TEST SUITES ....................................................................................12 5.1.1 Antenna Requirement ................................................................................................................12 5.1.2 Maximum Peak Conducted Output Power .................................................................................13 5.1.3 Conducted Power Spectral Density ...........................................................................................14 5.1.4 99%dB Bandwidth ......................................................................................................................15 5.1.5 6dB Bandwidth ...........................................................................................................................16 5.1.6 Conducted Spurious Emissions Measured in 100 kHz Bandwidth ............................................17 5.1.7 Radiated Spurious Emission ......................................................................................................18 5.1.8 Conducted Emission on AC Mains.............................................................................................19

6

PHOTOGRAPHS OF THE TEST SET-UP ................................................................................................20

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1 General Remarks

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1.1 Complementary Materials
All attachments are integral parts of this test report. This applies especially to the following appendix: Appendix A: Photographs of the Test Set-up Appendix B: Test Results.

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2 Test Sites

CN234HJ1 002

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2.1 Test Facilities
TÜV Rheinland (Shenzhen) Co., Ltd. No.362, Huanguan Middle Road, Songyuansha Community, Guanhu Subdistrict, Longhua District, 518110, Shenzhen, P. R. China. FCC Registration No.: 694916
IC Registration No.: 25069

2.2 List of Test and Measurement Instruments

Table 1: List of Test and Measurement Equipment

Radio Spectrum Testing (TS8997)

Equipment

Manufacturer

Signal Analyzer

R&S

OSP

R&S

Control PC

DELL

Test Software

R&S

Power Meter

R&S

Wideband Power Sensor

R&S

Shielding Room 8#

Albatross

Unwanted Emission Testing (TS9975)

Equipment

Manufacturer

EMI Test Receiver

R&S

Signal Analyzer

R&S

System Controller Interface

R&S

Filterbank

R&S

OSP

R&S

Pre-amplifier

R&S

Amplifier

R&S

Amplifier

R&S

Trilog Broadband Antenna
(30 MHz - 7 GHz)

Schwarzbeck

Double-Ridged Antenna (1 -18 GHz)

ETS-LINDGREN

Wideband Ridged Horn Antenna (18-40
GHz)

Steatite

Active Loop Antenna Schwarzbeck

Test software

R&S

Control PC

Dell

3m Semi-Anechoic Chamber

Albatross

Model FSV 40 OSP 150 OptiPlex 7050 WMS32 (V11.00.00) NRP2 NRP-Z81
SR8
Model ESR 7 FSV 40 SCI-100 Wlan OSP 120 SCU08F1 SCU-18F SCU40A
VULB 9162
3117
QMS-00880
FMZB 1513 EMC32 (V10.60.10)
OptiPlex 7050 SAC-3m

Serial No. 101441 101017 FTJZ9P2 N/A 107105 105677
APC17151-SR8
Serial No. 102021 101439
S10010038 100759 102040
08320031 180070 100475
193
00218717
19067
302 N/A 36NV9P2 APC17151-SAC

Cal. until 2023-08-01 2023-11-21
N/A N/A 2023-11-21 2023-08-01 2024-06-22
Cal. until 2023-08-02 2023-08-01
N/A 2023-08-01
N/A 2023-08-02 2023-08-02 2023-08-02
2024-08-06
2024-08-06
2024-08-27
2023-08-06 N/A N/A
2024-06-22

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Conducted Emission Equipment
EMI Test Receiver Artificial Mains Network
EMC32 test software

Manufacturer R&S R&S R&S

Model No. ESR3
ENV216 EMC32(Ver.10.50.00)

Serial No. 102680 101445 N/A

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Cal. Until 2024-02-23 2024-02-23
N/A

2.3 Traceability
All measurement equipment calibrations are traceable to NIM (National Institute of Metrology) or where calibration is performed in other countries, to equivalent nationally recognized standards organizations.

2.4 Calibration
Equipment requiring calibration is calibrated periodically by the manufacturer or according to manufacturer's specifications. Additionally all equipment is verified for proper performance on a regular basics using in house standards or comparisons.

2.5 Measurement Uncertainty
The estimated combined standard uncertainty for radiated emissions and conducted emissions measurements as below table.

Parameter RF output power, conducted Occupied Channel Bandwidth RF power density, conducted Unwanted Emissions, conducted Radiated Emission of Transmitter, valid up to 26.5 GHz Radiated Emission of Receiver, valid up to 26.5 GHz Conducted Emission, (9kHz to 150kHz)/(150kHz to 30MHz)

Uncertainty ± 0.99 dB ± 2.08 % ± 0.99 dB ± 0.89 dB ± 4.17 dB ± 4.17 dB ± 3.70 dB / ± 3.30 dB

2.6 Location of Original Data
The original copies of all test data taken during actual testing were at this report and delivered to the applicant. A copy has been retained in the TÜV Rheinland (Shenzhen) file for certification follow-up purposes.
2.7 Status of Facility Used for Testing
The TÜV Rheinland (Shenzhen) Co., Ltd. Test facility located at No. 362 Huanguan Road Middle, Longhua District, 518110, Shenzhen, P. R. China. is listed on the US Federal Communications Commission list of facilities approved to perform measurements.

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3 General Product Information

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3.1 Product Function and Intended Use
The EUT is Robotic Vacuum Cleaner, which supports Wi-Fi 802.11 b/g/n wireless technology. The EUT contains wireless module F89FTSM13. For details refer to the User Manual, Technical Description and Circuit Diagram.

3.2 Ratings and System Details

Table 2: Technical Specification of EUT

General Information of EUT

Value

Kind of Equipment:

Robotic Vacuum Cleaner

Type Designation:

Q80ULL

Trademark:

roborock

FCC ID:

2AN2O-Q80ULL02

IC:

23317-Q80ULL02

HVIN:

Q80ULL-FNF8

Operating Voltage:

DC [email protected] input via charging base DC 14.4V@5200mAh(TYP) input via Lithium-ion battery

Testing Voltage:

AC 120V, 60Hz Fully charged battery

Technical Specification of Wi-Fi 802.11 b/g/n

Operating Frequency:

2412 - 2462 MHz for 802.11b/g/n(HT20) 2422 - 2452 MHz for 802.11n(HT40)

Type of Modulation:

DSSS(DBPSK/DQPSK/CCK) OFDM(BPSK/QPSK/16QAM/64QAM)

Data Rate:

1/2/5.5/11 Mbps for 802.11b 6/9/12/18/24/36/48/54 Mbps for 802.11g MCS0 ~ MCS7 for 802.11n

Channel Number:

11 channels for 802.11b/g/n(HT20) 7 channels for 802.11n(HT40)

Channel Separation:

5 MHz

Antenna Type:

PCB antenna

Max. Antenna Gain:

2.54 dBi

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Table 3: RF Channel and Frequency of Wi-Fi 802.11 b/g/n

RF Channel
01 02 03 04 05 06 07 08 09 10 11

802.11 b/g/n(HT20) Frequency (MHz)
2412 2417 2422 2427 2432 2437 2442 2447 2452 2457 2462

802.11 n(HT40) Frequency (MHz)
/ / 2422 2427 2432 2437 2442 2447 2452 / /

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Test frequencies are lowest channel: 2412 MHz, middle channel: 2437 MHz and highest channel: 2462 MHz for 802.11b/g/n(HT20)
Test frequencies are lowest channel: 2422 MHz, middle channel: 2437 MHz and highest channel: 2452 MHz for 802.11n(HT40)

3.3 Independent Operation Modes
The basic operation modes are: A. On, Wi-Fi transmitting mode
1) Low Channel 2) Middle Channel 3) High Channel B. On, Charging and Wi-Fi Link C. Off

3.4 Noise Generating and Noise Suppressing Parts
Refer to Circuit Diagram for further details.

3.5 Submitted Documents
- Application Form - Operation Description

- User Manual - FCC/IC Label and Location Info

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4 Test Set-up and Operation Modes

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4.1 Principle of Configuration Selection

Radio Spectrum:

The equipment under test (EUT) was configured at its highest power output in

order to measure its highest possible radiation and conducted level. The test modes were adapted

accordingly in reference to the instructions for use.

Emission: The equipment under test (EUT) was configured to measure its highest possible radiation level. The test modes were adapted accordingly in reference to the instructions for use.

4.2 Test Operation and Test Software
Test operation refers to test setup in chapter 5. All testing were performed according to the procedures in ANSI C63.10: 2013. According to clause 3.1, all tests were performed on model Q80ULL in this report.

4.3 Special Accessories and Auxiliary Equipment

Table 4: List of Accessories and Auxiliary Equipment

Description Laptop

Manufacturer Lenovo

Model T480

S/N PF-16A6N8

4.4 Countermeasures to Achieve EMC Compliance
The test sample which has been tested contained the noise suppression parts as described in the Technical Construction File (TCF). No additional measures were employed to achieve compliance.

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4.5 Test Setup Diagram
Diagram of Measurement Configuration for Radiation Test (Below 1GHz)

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Diagram of Measurement Configuration for Radiation Test (Above 1GHz)

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Diagram of Measurement Configuration for Mains Conduction Measurement

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Diagram of Measurement Configuration for Conducted Transmitter Measurement

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5 Test Results

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5.1 Transmitter Requirement & Test Suites

5.1.1 Antenna Requirement

RESULT:

Pass

Test Specification Test standard
Limit

: FCC Part 15.247(b)(4) and Part 15.203

:

the use of antennas with directional gains that do not exceed 6 dBi

the EUT has a PCB Antenna , the directional gain of antenna is 2.54 dBi, and the antenna connector is designed with permanent attachment and no consideration of replacement. Therefore the EUT is considered sufficient to comply with the provision.

Refer to EUT Photo for further details.

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5.1.2 Maximum Peak Conducted Output Power
RESULT:

Test Specification Test standard
Basic standard Limits Kind of test site

: FCC Part 15.247(b)(3)

RSS-247 Clause 5.4(2)&(4)

: ANSI C63.10: 2013

:

< 1 W (Maximum Conducted Peak Power) e.i.r.p. <4W

: Shielded Room

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Pass

Test Setup Date of testing Input voltage Operation mode Test channel Ambient temperature Relative humidity Atmospheric pressure

: 2023-04-03 : Fully charged battery : A : Low / Middle / High : 23  : 55 % : 101 kPa

For details refer to following test result.

Table 5: Test Result of Maximum Peak Conducted Output Power, Wi-Fi 802.11 b/g/n

Test Mode Data Rate

Test Channel
(MHz)

Measured Peak Power

(dBm)

(W)

2412

20.17

0.1040

802.11b

1 Mbps

2437

20.01

0.1002

2462

19.97

0.0993

2412

24.65

0.2917

802.11g

6 Mbps

2437

24.75

0.2985

2462

23.51

0.2244

802.11n (HT20)

MCS0

2412 2437 2462

24.14 24.19 23.69

0.2594 0.2624 0.2339

802.11n (HT40)

MCS0

2422 2437 2452

21.75 23.13 22.29

0.1496 0.2056 0.1694

Maximum Measured Value

24.75

0.2985

Max. e.i.r.p.=24.75dBm+2.54dBi=27.29dBm, which is less than 36dBm=4W.

Limit (W)
< 1.0

Note: 1) The cable loss is taken into account in results. 2) Antenna gain(G): 2.54 dBi

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5.1.3 Conducted Power Spectral Density
RESULT:

Test Specification Test standard
Basic standard Limits Kind of test site

: FCC Part 15.247(e) RSS-247 Clause 5.2(2)
: ANSI C63.10: 2013 : 8 dBm / 3kHz : Shielded Room

Test Setup Date of testing Input voltage Operation mode Test channel Ambient temperature Relative humidity Atmospheric pressure

: 2023-04-03 : Fully charged battery : A : Low / Middle / High : 23  : 55 % : 101 kPa

For the measurement records, refer to the appendix B.

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Pass

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5.1.4 99%dB Bandwidth
RESULT:

Test Specification Test standard Basic standard Kind of test site

: RSS-Gen clause 6.7 : ANSI C63.10: 2013 : Shielded Room

Test Setup Date of testing Input voltage Operation mode Test channel Ambient temperature Relative humidity Atmospheric pressure

: 2023-04-03 : Fully charged battery : A : Low / Middle / High : 23  : 55 % : 101 kPa

For the measurement records, refer to the appendix B.

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Pass

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5.1.5 6dB Bandwidth
RESULT:

Test Specification Test standard
Basic standard Limits Kind of test site

: FCC Part 15.247(a)(2) RSS-247 Clause 5.2(a)
: ANSI C63.10: 2013 : > 500 KHz : Shielded Room

Test Setup Date of testing Input voltage Operation mode Test channel Ambient temperature Relative humidity Atmospheric pressure

: 2023-04-03 : Fully charged battery : A : Low / Middle / High : 23  : 55 % : 101 kPa

For the measurement records, refer to the appendix B.

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Pass

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5.1.6 Conducted Spurious Emissions Measured in 100 kHz Bandwidth

RESULT:

Pass

Test Specification Test standard Basic standard Limits
Kind of test site

: FCC Part 15.247(d)
RSS-247 Clause 5.5
: ANSI C63.10: 2013 : 20dB (below that in the 100kHz bandwidth within the band
that contains the highest level of the desired power); In addition, radiated emissions which fall in the restricted bands, must also comply with the radiated emission limits specified in 15.209(a) : Shielded Room

Test Setup Date of testing Input voltage Operation mode Test channel Ambient temperature Relative humidity Atmospheric pressure

: 2023-04-03 : Fully charged battery : A : Low / Middle / High : 23  : 55 % : 101 kPa

Test results of 100kHz Bandwidth of Frequency Band Edge by Conducted method refer to test plots, and compliance is achieved as well.

For the measurement records, refer to the appendix B.

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5.1.7 Radiated Spurious Emission
RESULT:

Test Specification Test standard
Basic standard Limits
Kind of test site

: FCC Part 15.247(d) & FCC Part 15.205 RSS-247 Clause 3.3 & 5.5
: ANSI C63.10: 2013 : Refer to 15.209(a) of FCC part 15.247(d)
RSS-Gen Table 4 & Table 5 : 3m Semi-anechoic Chamber

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Pass

Test Setup Date of testing Input voltage
Operation mode Test channel Ambient temperature Relative humidity Atmospheric pressure

: 2023-04-04 to 2023-04-06 : Fully charged battery : A : Low / Middle / High : Refer to test result : Refer to test result : 101 kPa

Remark: Testing was carried out within frequency range 9kHz to the tenth harmonics. Only the worst case spurious emissions configuration of the each mode were reported.

For the measurement records, refer to the appendix B.

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5.1.8 Conducted Emission on AC Mains
RESULT:

Test Specification Test standard
Basic standard Frequency range Limits
Kind of test site

: FCC Part 15.207(a) RSS-Gen Clause 8.8
: ANSI C63.10: 2013 : 0.15 ­ 30MHz : FCC Part 15.207(a)
RSS-Gen Table 4 : Shielded Room

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Pass

Test Setup Date of testing Input voltage Operation mode Earthing Ambient temperature Relative humidity Atmospheric pressure

: 2023-03-26 : AC 120V, 60Hz : B : Not connected : 23  : 56 % : 101 kPa

This testing was carried out on all operation modes, but only the worst case was presented in this report.

For the measurement records, refer to the appendix B.

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6 Photographs of the Test Set-Up
For photographs of the test set-up, refer to the appendix A.
---END---

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