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CMYKFK8065Keyboard

Mitsumi Electric Co Ltd
Keyboard - FCC ID CMYKFK8065 - Mitsumi Electric Co Ltd
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Application Details

Equipment Class
JBP - Part 15 Class B Computing Device Peripheral
Date of Grant
Feb 24, 1999
Application Purpose
Original Equipment
Date of Application
Dec 30, 1998
Equipment Note
Keyboard
Company
Mitsumi Electric Co Ltd
Country
Japan

Documents & Files

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Users Manual

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Cover Letter(s)

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External Photos

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ID Label/Location Info

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Internal Photos

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Schematics

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Test Report

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Test Setup Photos

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Users Manual

FCC COMPLIANCE STATEMENT This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and if not installed and used properly, that is, in strict accordance with the manufacturer’s instructions, as well as the instructions of any peripheral and accessories to be attached to this device, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: • Reorient or relocate the receiving antenna • Increase the separation between the equipment and receiver • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected • Consult the dealer or an experienced radio/TV technician for help Notice: • To meet FCC requirements, shielded AC power cord and shielded interface cables are required to connect the device to a personal computer peripheral, or other Class B device. • Any peripheral and/or accessories that will be attached to this equipment must also be compliant to Part 15 of the FCC Rules. Warning to User: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

Cover Letter(s)

Report #: 8362-01-128 Page 1 of 2 FCC ID: CMYKFK8065 AUTHORIZATION LETTER Prepared on behalf of: Mitsumi Electric Co., Ltd. 8-8-2 Kokuryo-cho, Chofu-shi Tokyo 182 Japan FCC ID #:CMYKFK8065 Form 731 Confirmation #:EA92817 Report #: 8362-01-128 Page 2 of 2 FCC ID: CMYKFK8065

External Photos

Report #: 8362-01-128 Page 1 of 6 FCC ID: CMYKFK8065 EXTERNAL PHOTOS Prepared on behalf of: Mitsumi Electric Co., Ltd. 8-8-2 Kokuryo-cho, Chofu-shi Tokyo 182 Japan FCC ID #:CMYKFK8065 Form 731 Confirmation #:EA92817 Report #: 8362-01-128 Page 2 of 6 FCC ID: CMYKFK8065 KEYBOARD – Front view Report #: 8362-01-128 Page 3 of 6 FCC ID: CMYKFK8065 KEYBOARD – Front view Report #: 8362-01-128 Page 4 of 6 FCC ID: CMYKFK8065 KEYBOARD – Back view Report #: 8362-01-128 Page 5 of 6 FCC ID: CMYKFK8065 KEYBOARD – Side view Report #: 8362-01-128 Page 6 of 6 FCC ID: CMYKFK8065 KEYBOARD CABLE

ID Label/Location Info

Report #: 8362-01-128 Page 1 of 3 FCC ID: CMYKFK8065 FCC ID LABEL/LOCATION INFORMATION Prepared on behalf of: Mitsumi Electric Co., Ltd. 8-8-2 Kokuryo-cho, Chofu-shi Tokyo 182 Japan FCC ID #:CMYKFK8065 Form 731 Confirmation #:EA92817 Report #: 8362-01-128 Page 2 of 3 FCC ID: CMYKFK8065 FCC ID Label The following are the label specifications for the FCC ID Label: FCC ID to be on labelCMYKFK8065 Sample label (facsimile) -On following page Sketch of label placement-On following page Type of material-As shown on following page Size of type, FCC ID-As shown on following page Size of type, Statement-As shown on following page Label Dimensions-As shown on sample Method -permanently marking label-Indelibly printed Label attachment-Permanently glued FCC StatementAs shown on following page Report #: 8362-01-128 Page 3 of 3 FCC ID: CMYKFK8065

ID Label/Location Info

FCC ID: CMYKFK8065 FCC ID LABEL/LOCATION INFORMATION Prepared on behalf of: Mitsumi Electric Co., Ltd. 8-8-2 Kokuryo-cho, Chofu-shi Tokyo 182 Japan FCC ID #:CMYKFK8065 Form 731 Confirmation #:EA92817 FCC ID: CMYKFK8065 FCC Label FCC ID: CMYKFK8065 This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference and, (2) This device must accept any interference received, including interference that may cause undesired operation. Sketch of Label Placement (Bottom of EUT) FCC ID: LABEL

Internal Photos

Report #: 8362-01-128 Page 1 of 5 FCC ID: CMYKFK8065 INTERNAL PHOTOS Prepared on behalf of: Mitsumi Electric Co., Ltd. 8-8-2 Kokuryo-cho, Chofu-shi Tokyo 182 Japan FCC ID #:CMYKFK8065 Form 731 Confirmation #:EA92817 Report #: 8362-01-128 Page 2 of 5 FCC ID: CMYKFK8065 KEYBOARD - Inside view Report #: 8362-01-128 Page 3 of 5 FCC ID: CMYKFK8065 PCB BOARD – Solder side view Report #: 8362-01-128 Page 4 of 5 FCC ID: CMYKFK8065 PCB BOARD – Solder side view Report #: 8362-01-128 Page 5 of 5 FCC ID: CMYKFK8065 PCB BOARD – Component side view

Schematics

Report #: 8362-01-128 Page 1 of 9 FCC ID: CMYKFK8065 MANUAL/SPECIFICATIONS Prepared on behalf of: Mitsumi Electric Co., Ltd. 8-8-2 Kokuryo-cho, Chofu-shi Tokyo 182 Japan FCC ID #:CMYKFK8065 Form 731 Confirmation #:EA92817 Report #: 8362-01-128 Page 2 of 9 FCC ID: CMYKFK8065 FCC COMPLIANCE STATEMENT The product described herein has been tested by a duly accredited laboratory and found to comply with the Class B Standards for a computing device set forth by the Federal Communications Commission in 47CFR Part 15. Operation of this equipment is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received including interference that may cause undesirable operation. This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and if not installed and used properly, that is, in strict accordance with the manufacturer’s instructions, as well as the instructions of any peripheral and accessories to be attached to this device, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: • Reorient or relocate the receiving antenna • Increase the separation between the equipment and receiver • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected • Consult the dealer or an experienced radio/TV technician for help Notice: • To meet FCC requirements, shielded AC power cord and shielded interface cables are required to connect the device to a personal computer peripheral, or other Class B device. • Any peripheral and/or accessories that will be attached to this equipment must also be compliant to Part 15 of the FCC Rules. Warning to User: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Report #: 8362-01-128 Page 3 of 9 FCC ID: CMYKFK8065 Report #: 8362-01-128 Page 4 of 9 FCC ID: CMYKFK8065 Report #: 8362-01-128 Page 5 of 9 FCC ID: CMYKFK8065 Report #: 8362-01-128 Page 6 of 9 FCC ID: CMYKFK8065 Report #: 8362-01-128 Page 7 of 9 FCC ID: CMYKFK8065 Report #: 8362-01-128 Page 8 of 9 FCC ID: CMYKFK8065 Report #: 8362-01-128 Page 9 of 9 FCC ID: CMYKFK8065

Schematics

Report #: 8362-01-128 Page 1 of 9 FCC ID: CMYKFK8065 MANUAL/SPECIFICATIONS Prepared on behalf of: Mitsumi Electric Co., Ltd. 8-8-2 Kokuryo-cho, Chofu-shi Tokyo 182 Japan FCC ID #:CMYKFK8065 Form 731 Confirmation #:EA92817 Report #: 8362-01-128 Page 2 of 9 FCC ID: CMYKFK8065 FCC COMPLIANCE STATEMENT The product described herein has been tested by a duly accredited laboratory and found to comply with the Class B Standards for a computing device set forth by the Federal Communications Commission in 47CFR Part 15. Operation of this equipment is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received including interference that may cause undesirable operation. This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and if not installed and used properly, that is, in strict accordance with the manufacturer’s instructions, as well as the instructions of any peripheral and accessories to be attached to this device, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: • Reorient or relocate the receiving antenna • Increase the separation between the equipment and receiver • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected • Consult the dealer or an experienced radio/TV technician for help Notice: • To meet FCC requirements, shielded AC power cord and shielded interface cables are required to connect the device to a personal computer peripheral, or other Class B device. • Any peripheral and/or accessories that will be attached to this equipment must also be compliant to Part 15 of the FCC Rules. Warning to User: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Report #: 8362-01-128 Page 3 of 9 FCC ID: CMYKFK8065 Report #: 8362-01-128 Page 4 of 9 FCC ID: CMYKFK8065 Report #: 8362-01-128 Page 5 of 9 FCC ID: CMYKFK8065 Report #: 8362-01-128 Page 6 of 9 FCC ID: CMYKFK8065 Report #: 8362-01-128 Page 7 of 9 FCC ID: CMYKFK8065 Report #: 8362-01-128 Page 8 of 9 FCC ID: CMYKFK8065 Report #: 8362-01-128 Page 9 of 9 FCC ID: CMYKFK8065

Test Report

Report #: 8362-01-128 Page 2 of 14 FCC ID: CMYKFK8065 December 30, 1998 Dear Sirs: The following Application for Certification is being submitted on behalf of Mitsumi Electric Co., Ltd. with the Exhibits listed below for the following: FCC ID: CMYKFK8065 List of Exhibits Exhibit AEngineering Statement Exhibit BMeasurement Instrumentation List Exhibit CEUT Information Exhibit DBlock Diagram Exhibit EEUT Configuration Exhibit FConducted Test Data Exhibit GRadiated Test Data Exhibit HModification Letter Report #: 8362-01-128 Page 3 of 14 FCC ID: CMYKFK8065 F 2 Engineering Testing Laboratory Exhibit A ENGINEERING STATEMENT This report has been prepared on behalf of Mitsumi Electric Co., Ltd. to support the attached Application for Equipment Authorization. The test and application are submitted for a Class B Computing Device under Part 15 of the FCC Rules and Regulations. The test results found in this test report relate only to the items tested. E QUIPMENT U NDER T EST : Keyboard FCC ID: CMYKFK8065 A PPLICABLE R ULES : 2.1033; 15.101-109 M EASUREMENT L OCATION : F 2 Engineering in Damascus, MD. Site description and attenuation data are on file with the FCC's Sampling and Measurement Branch at the FCC Laboratory in Columbia, MD. M EASUREMENT P ROCEDURE :All measurements were performed according to the 1992 version of ANSI C63.4. A list of the measurement equipment can be found in Exhibit B. A2LA S TATEMENT : This laboratory is accredited by the American Association for Laboratory Accreditation (A2LA) and the results shown in this test report have been determined in accordance with the laboratory’s terms of accreditation unless stated otherwise in the report. A2LA C ERTIFICATE N UMBER : 793.01 10880 Moxley Rd., Damascus, MD 20872 301-253-4500 fax 301-253-5179 Report #: 8362-01-128 Page 4 of 14 FCC ID: CMYKFK8065 F 2 Engineering Testing Laboratory Engineering Statement, continued U NCERTAINTY B UDGET : • Radiated Emission Combined Uncertainty (+ or -) 2.24 dB Expanded Uncertainty (+ or -) 4.48 dB • Conducted Emission Combined Uncertainty (+ or -) 1.13 dB Expanded Uncertainty (+ or -) 2.26 dB 10880 Moxley Rd., Damascus, MD 20872 301-253-4500 fax 301-253-5179 Report #: 8362-01-128 Page 5 of 14 FCC ID: CMYKFK8065 Exhibit B LIST OF MEASUREMENT INSTRUMENTATION: • •• • Rohde and Schwarz ESMI Receiver • •• • Compliance Design Biconical Antenna Set • •• • Compliance Design Non-Magnetic Tripod • •• • Compliance Design Antenna Mount Adaptor • •• • Compliance Design Dual Phase L.I.S.N., Qty. 2 • •• • Compliance Design 4 Meter Mast • Compliance Design Amplifier P2000 • Antenna Research Associates Horn Antenna Report #: 8362-01-128 Page 6 of 14 FCC ID: CMYKFK8065 Exhibit C Equipment Under Test Information and Data T EST I TEM C ONDITION :The equipment to be tested was received in good condition. T ESTING A LGORITHM : A basic program was written to send a continuous stream of "H's" to the video port and I/O ports of the computer. The system was tested in all modes of operation and clock speeds. Worst case emissions are recorded in the data tables. C ONDUCTED E MISSION T ESTING : The EUT was placed on a .8 meter high, 1 X 1.5 meter non-conductive table. Power was provided to the EUT through a LISN bonded to a 3 X 2 meter ground plane. The LISN and peripherals were supplied power through a filtered AC power source. The output of the LISN was connected to the input of the receiver and emissions in the range 150kHz to 30 MHz were measured. The measurements were recorded using the quasi- peak values, and the resolution bandwidth during testing was 9kHz. All data for conducted emissions are found in Exhibit F. R ADIATED E MISSION T ESTING : The EUT was tested at a distance of 3 meters. The emissions were maximized by rotating the table and raising/lowering the antenna mounted on a 4-meter mast. Cable and peripheral positions were also varied to produce maximum emissions. Both horizontal and vertical field components were measured. The output of the antenna was connected, through a pre-amplifier, to the input of the receiver and emissions were measured in the range 30MHz to 2GHz. The values under 1GHz with a resolution bandwidth of 120KHz are quasi-peak reading made at 3 meters. The measurements above 1GHz with a resolution bandwidth of 1MHz are peak reading at a distance of 3 meters. All data for radiated emissions are found in Exhibit G. C ALCULATION OF D ATA : R ADIATED EMISSIONS - The antenna factors(including cable losses) of the biconical antennas used, and the pre-amplifier gain, are input into the memory of the receiver. The receiver then corrects the reading for amplitude automatically. The field strength reading can then be taken directly from the receiver and compared to the FCC limits in dBuV/m. The following equation is used to convert to uV/m: E uV/m = antilog(E dBuV/m /20) Report #: 8362-01-128 Page 7 of 14 FCC ID: CMYKFK8065 Equipment Under Test Information, continued S AMPLE OF F IELD S TRENGTH CALCULATION : Ea =Va + AF + Ae + (-AG) WhereEa = Field Strength(dBuV/m) Va= 20 x log10 (Measure RF voltage, uV) Ae= Cable Loss Factor, dB AG= Amplifier Gain, dB AF= Antenna Factor dB(m-1) i.e. If the reading is 57.0 dBuV, the antenna factor 8.0 dB, cable loss factor 1.0 dB and Amplifier gain is 25.0 dB, so the field strength will be: Ea(dBuV/m) =57 + 8 + 1 + (-25) =41 dBuV/m or Ea(uV/m) = 10 (41/20) = 112.20 uV/m Report #: 8362-01-128 Page 8 of 14 FCC ID: CMYKFK8065 Exhibit D Report #: 8362-01-128 Page 9 of 14 FCC ID: CMYKFK8065 Exhibit E EUT Configuration and Cables EUT: DeviceManufacturerModel #FCC ID KeyboardMitsumi Electric Co., Ltd.KFK-E**SYCMYKFK8065 Peripherals: DeviceManufacturerModel # / Serial # FCC ID ComputerCompaqXL5120CNT75MD16 MonitorPhilips ElectronicsCM2099D201A3KM043 PrinterMatsushita ElectronicKX-2-23ACJ5Z6KX-P2023 ModemUS Robotics0459FCC DoC Remarks: Report #: 8362-01-128 Page 10 of 14 FCC ID: CMYKFK8065 Cable: All one meter or greater in length – bundled according to ANSI C63.4 – 1992 Mo…

Text truncated - open the document above for the full version.

Test Setup Photos

Report #: 8362-01-128 Page 1 of 5 FCC ID: CMYKFK8065 TEST SETUP PHOTOS Prepared on behalf of: Mitsumi Electric Co., Ltd. 8-8-2 Kokuryo-cho, Chofu-shi Tokyo 182 Japan FCC ID #:CMYKFK8065 Form 731 Confirmation #:EA92817 Report #: 8362-01-128 Page 2 of 5 FCC ID: CMYKFK8065 RADIATED TEST - Front view Report #: 8362-01-128 Page 3 of 5 FCC ID: CMYKFK8065 RADIATED TEST - Back view Report #: 8362-01-128 Page 4 of 5 FCC ID: CMYKFK8065 CONDUCTED TEST - Front view Report #: 8362-01-128 Page 5 of 5 FCC ID: CMYKFK8065 CONDUCTED TEST - Back view

Contact Information

Applicant

Fumitoshi Sesaki(General Manager)
909 869-0590Fax: 909 869-7390

Technical Contact

F2 EngineeringWendy Fuster
[email protected]301-253-4500

10880 Moxley Road · Damascus, Maryland · United States

Non-Technical Contact

F2 EngineeringKaren Worthington
[email protected]301-253-4500

Test Firm

F-Squared LaboratoriesWendy Fuster
[email protected]301-253-4500Fax: 301-253-5179

Technical Specifications

#Rule PartsFrequency RangePower Output
115B--

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