CWTWC1U241Receiver for Vehicle Entry/Monitoring System

Alps Electric Co., Ltd. FCC ID: CWTWC1U241 IC No.: 1788D-FWC1U241 External Photo Top Bottom Alps Electric Co., Ltd. FCC ID: CWTWC1U241 IC No.: 1788D-FWC1U241 Front Rear Alps Electric Co., Ltd. FCC ID: CWTWC1U241 IC No.: 1788D-FWC1U241 Left Right

Alps Electric Co., Ltd. FCC ID: CWTWC1U241 IC No.: 1788D-FWC1U241 Internal Photo Solder side Component Side (with shield) Alps Electric Co., Ltd. FCC ID: CWTWC1U241 IC No.: 1788D-FWC1U241 Component Side (Without shield)

FCC ID : CWTWC1U241 Test report No. : 26CE0012-HO-1 Page : 1 of 11 Issued date : November 2, 2005 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b(01.06.05) EMI TEST REPORT Test Report No. : 26CE0012-HO-1 Applicant : Alps Electric Co., Ltd. Type of Equipment : TPMS / Keyless Tuner Model No. : TWC1U241 Test standard : FCC Part15 Subpart B, Section 15.109: 2005 Test Result : Complied 1. This test report shall not be reproduced except in full, without the written approval of UL Apex Co., Ltd. 2. The results in this report apply only to the sample tested. 3. This equipment is in compliance with above regulation. We hereby certify that the data contain a true representation of the EMC profile. 4. The test results in this test report are traceable to the national or international standards. Date of test: October 25, 2005 Tested by: Go Ishiwata Approved by: Osamu Watatani Site Manager of Yamakita EMC Lab. FCC ID : CWTWC1U241 Test report No. : 26CE0012-HO-1 Page : 2 of 11 Issued date : November 2, 2005 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b(01.06.05) CONTENTS PAGE SECTION 1 : Client information 3 SECTION 2 : Equipment under test (E.U.T.) 3 SECTION 3 : Test specification, procedures & results 4 SECTION 4 : Operation of E.U.T. during testing 5 SECTION 5 : Radiated emission 6 Contents of appendixes 7 APPENDIX 1: Photographs of test setup 8 APPENDIX 2: Data of EMI test 9 APPENDIX 3: Test instruments 11 FCC ID : CWTWC1U241 Test report No. : 26CE0012-HO-1 Page : 3 of 11 Issued date : November 2, 2005 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b(01.06.05) SECTION 1: Client information Company Name : Alps Electric Co., Ltd. Brand Name : ALPS Address : 6-3-36 Nakazato, Furukawa-shi, Miyagi-ken, 989-6181 JAPAN Telephone Number : +81 229 23 5111 Facsimile Number : +81 229 22 3755 Contact Person : Tomosuke Takata SECTION 2: Equipment under test (E.U.T.) 2.1 Identification of E.U.T. Type of Equipment : TPMS / Keyless Tuner Model Number : TWC1U241 Serial Number : 05102101 Rating : DC5V Condition of EUT : Production prototype (Not for Sale: This sample is equivalent to mass-produced items.) Country of Manufacture : Mexico Receipt Date of Sample : October 24, 2005 2.2 Product Description Model: TWC1U241 (referred to as the EUT in this report) is a TPMS / Keyless Tuner. The clock frequency used in EUT: 40.71MHz (Oscillator circuit) The tuner receives RF signal from keyless remote or tire pressure monitor transmitter via RF antenna, and outputs demodulated digital data to the controller. Type of receiver : Super Heterodyne Receiving Frequency : 315MHz Operating temperature range : -40 to - 80 deg.C. FCC ID : CWTWC1U241 Test report No. : 26CE0012-HO-1 Page : 4 of 11 Issued date : November 2, 2005 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b(01.06.05) SECTION 3: Test specification, procedures & results 3.1 Test specification Test Specification : FCC Part 15 Subpart B Title : FCC 47CFR Part 15 Radio Frequency Device Subpart B Unintentional Radiators 3.2 Procedures & Results Item Test Procedure Limits DeviationWorst margin Result Conducted emission ANSI C63.4: 2003 7. AC powerline conducted emission measurements CISPR Pub.22N/A *1 N/A N/A Radiated emission ANSI C63.4: 2003 8. Radiated emission measurements FCC15.109 (a)N/A 14.2dB (128.69MHz, Horizontal) Complied Antenna terminal voltage ANSI C63.4: 2003 Annex G.5 Antenna-conducted power measurement for receivers FCC15.111 (a)N/A *2 N/A N/A Note: UL Apex’s EMI Work Procedures No. QPM05 *1) The test is not applicable since the EUT has no AC mains. *2) The test is not applicable since the EUT has no antenna ports. 3.3 Additions to standards No addition, deviation or exclusion has been made from standards. 3.4 Confirmation UL Apex Co., Ltd. hereby confirms the E.U.T., in the configuration tested, complies with the specifications FCC Part 15 Subpart B. 3.5 Uncertainty Radiated emission The measurement uncertainty (with 95% confidence level) for this test using Biconical antenna is ±4.8dB. The measurement uncertainty (with 95% confidence level) for this test using Logperiodic antenna is ±5.2dB. The data listed in this test report has enough margin, more than site margin. 3.6 Test Location UL Apex Co., Ltd. Yamakita EMC Lab. 907, Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken 258-0124 JAPAN Telephone number: +81 465 77 1011 Facsimile number: +81 465 77 2112 NVLAP Lab. code: 200441-0 No. 2 test site has been fully described in a report submitted to FCC office, and accepted on April 4, 2005 (Registration No.: 466226). IC Registration No.: IC3489A-2 Test room Width x Depth x Height (m) Test room Width x Depth x Height (m) No.1 shielded room 8.0 x 5.0 x 2.5 10.0 x 7.5 x 5.7 No.2 shielded room 5.0 x 4.0 x 2.5 No.1 EMS lab. (Semi-anechoic chamber) No.3 shielded room 4.0 x 5.0 x 2.7 3.7 Test Setup, Data of EMI & Test instruments Refer to Appendix 1 to 3. FCC ID : CWTWC1U241 Test report No. : 26CE0012-HO-1 Page : 5 of 11 Issued date : November 2, 2005 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b(01.06.05) SECTION 4: Operation of E.U.T. during testing 4.1 Operating mode The EUT exercise program used during testing was designed to exercise the various system components in a manner similar to typical use. Operation: Constant power supply mode 5V of power is supplied from BCM to the EUT constantly. Justification: The system was configu…

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FCC ID : CWTWC1U241 Test report No. : 26CE0012-HO-1 Page : 8 of 11 Issued date : November 2, 2005 UL Apex Co., Ltd. YAMAKITA EMC LAB. 907 Kawanishi, Yamakita-machi, Ashigarakami-gun, Kanagawa-ken, 258-0124 JAPAN Telephone: +81 465 77 1011 Facsimile: +81 465 77 2112 MF060b(01.06.05) Radiated emission