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2.3.3 How to Replace EMI Gasket

[Figure 2-6] EMI Gasket replacement sequential number and part name

1) Order the O7100A-91 option for maintenance.

2) Remove all EMI gaskets already installed. (1st Mesh gasket, 2nd Foam gasket, 3rd Foam gasket)

3) Wipe the foreign substances on the surface that the gasket touches on the door or inside the gasket frame

thoroughly with alcohol and a soft cloth.

4) In the case of the 1st Mesh Gasket, place the seam in the center and insert it slowly with an even density.

5) In the case of the 2nd and 3rd Foam Gasket, refer to the picture above, remove the tape on the back of the gasket

and insert it into the gasket frame in the order of

①

⑧

6) Visually inspect for excess RF gasket between the top door and gasket frame.

7) Check the shielding effectiveness by referring to the performance test method. Refer to page 9 for the

Performance Tests. If it is not normal even after replacement, please contact customer support.

RedwoodComm Co., Ltd. |

RWC7100A Operation Manual

Page 11 of 16

Содержание RWC7100A

Страница 1: ...RWC7100A RF SHIELDING ENCLOSURE Operation Manual R211216_1 10...

Страница 2: ...mance Test 7 2 2 1 How to Set up the Equipment Required for RF Shielding Effectiveness Test 7 2 2 2 Test Procedure 8 2 2 3 An Example Test Result of RF Shielding Effectiveness 9 2 3 Maintenance 10 2 3...

Страница 3: ...nished or recommended by RedwoodComm causes problems or damage that is attached to or used in connection with the product Where any additional parts equipment that is not authorized by RedwoodComm was...

Страница 4: ...customization panel To maintain lasting shielding effectiveness users can order additional EMI gaskets and easily replace them when necessary There are many kinds of wireless standards in various ind...

Страница 5: ...effectiveness please refer to the 2 3 Maintenance Dimensions and Weight Dimensions W x D x H mm inches Interior workspace 260 x 190 x 100 10 2 x 7 5 x 3 9 Exterior 355 x 270 x 185 14 0 x 10 6 x 7 3 We...

Страница 6: ...tdoor and where the ground is not flat If this product is not used for a long time store it in a dry place away from direct sunlight covered with vinyl or placed in a cardboard box If this product is...

Страница 7: ...oor from the top 4 x M3 Hole DP 8mm Mounting position for RWC8201A only EMI Mesh Gasket This detachable part is for obtaining optimal RF shielding 2set x EMI Foam Gasket This detachable part is for ob...

Страница 8: ...capable of generating 400M 6400MHz tone signal Signal generator side antenna omni directional one Signal power meter A spectrum analyzer or equivalent device that can measure the tone power of a signa...

Страница 9: ...gnal generator or RWC1020A as follows Frequency 400 1MHz Power 10dBm 5 Open the RWC7100A door and measure the power Pref moving the reference antenna to several points as shown in Figure 2 3 Figure 2...

Страница 10: ...RF Shielding Effectiveness The product conformity test was measured using a method modified from the IEEE STD 299 1 standard Figure 2 5 Shielding effectiveness of RWC7100A RedwoodComm Co Ltd RWC7100A...

Страница 11: ...rosion or oxidation progresses on the surface that the gasket touches on the door or on the gasket frame Clean thoroughly with alcohol and a soft cloth It must be kept clean at all times Typically the...

Страница 12: ...of the 1st Mesh Gasket place the seam in the center and insert it slowly with an even density 5 In the case of the 2nd and 3rd Foam Gasket refer to the picture above remove the tape on the back of the...

Страница 13: ...Set RWC8201A mounted on the lid of RWC7100A Antenna Dimensions W x D x H mm 130 x 130 x 15 Frequency Range 700MHz to 8 5GHz N F to SMA F Adaptor and RF cables installed O7100A 92 O7100A 93 Figure 3 1...

Страница 14: ...use shielded cables to ensure shielding effectiveness 5630 2000 D Sub 9Pin Module Type B Outside dimensions W x D x H mm 102 x 80 x 24 DB 9P M outside to DB 9S F inside 5 000pF Pi Filter Unused ports...

Страница 15: ...rformance Test after installation 3 2 Example of ordering This is an example of how customers order the RWC7100A with IO Modules For more information please contact our sales or distributor before pla...

Страница 16: ...the RWC8201A antenna is measured not only in the 400 MHz band but also in the 900 MHz band Especially transfer function between antennas in the 400 510 MHz and 860 960 MHz bands are dealt with in det...

Страница 17: ...RWC8201A antennas is about 40dB and starting decreasing from 490MHz it becomes 27dB at 510MHz In the 900MHz band which is within the recommended frequency range of RWC8201A antenna the path loss is ab...

Страница 18: ...A 2 DB9 Module Pin map Fig A 4 DB9 Module Pin Map RedwoodComm Co Ltd RWC7100A Operation Manual Page 17 of 16...