Changes for page HP0D -- Full Hotspot for Helium User Manual
Last modified by Xiaoling on 2024/10/21 15:44
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... ... @@ -146,55 +146,63 @@ 146 146 147 147 [[image:1651803959860-394.png||height="500" width="375"]] 148 148 149 + 150 + 149 149 ((( 150 150 ((( 151 -**Label information:** 153 +**~ Label information:** 152 152 ))) 153 153 ))) 154 154 155 155 ((( 156 156 ((( 157 - **Devicehost name:** (% class="mark" %)dragino-xxxxxx159 + 158 158 ))) 159 159 ))) 160 160 161 161 ((( 162 162 ((( 163 -** Band**:US915/AU915/AS923_1-AS923_4/KR920/EU868/IN865/RU864165 +**~ Device host name:** (% class="mark" %)dragino-xxxxxx 164 164 ))) 165 165 ))) 166 166 167 167 ((( 168 168 ((( 169 -** Mineranimalname**:xxx-xxx-xxx171 +**~ Band**: US915/AU915/AS923_1-AS923_4/KR920/EU868/IN865/RU864 170 170 ))) 171 171 ))) 172 172 173 173 ((( 174 174 ((( 175 -**Miner a ddress**:112xxxxxx177 +**~ Miner animal name**: xxx-xxx-xxx 176 176 ))) 177 177 ))) 178 178 179 179 ((( 180 180 ((( 181 -** EthMACaddress**:A8: 40: 41: EF: FE: CD183 +**~ Miner address**: 112xxxxxx 182 182 ))) 183 183 ))) 184 184 185 185 ((( 186 186 ((( 187 -** Login**:root/d59f2d5b((%class="mark"%)therootistheLoginaccountfortheWeb-UIand SSH.(%%))189 +**~ Eth MAC address**: A8: 40: 41: EF: FE: CD 188 188 ))) 189 189 ))) 190 190 191 191 ((( 192 192 ((( 193 -** SN**:deviceserialnumber.195 +**~ Login**: root/d59f2d5b ((% class="mark" %)the root is the Login account for the Web-UI and SSH.(%%)) 194 194 ))) 195 195 ))) 196 196 199 +((( 200 +((( 201 +**~ SN**: device serial number. 202 +))) 203 +))) 197 197 205 + 198 198 ==== 2. Quick Start & Onboarding ==== 199 199 200 200 ((( ... ... @@ -214,7 +214,7 @@ 214 214 215 215 ((( 216 216 ((( 217 -At the first boot of HP0D, it will auto generate a Wi-Fi network 225 + At the first boot of HP0D, it will auto generate a Wi-Fi network 218 218 219 219 [[image:1651804327535-321.png||height="325" width="199"]] 220 220 ))) ... ... @@ -230,7 +230,7 @@ 230 230 ((( 231 231 (% class="box infomessage" %) 232 232 ((( 233 - called : **//HPD-dragino-xxxxxx//** 241 + called : **//HPD-dragino-xxxxxx//** 234 234 ))) 235 235 ))) 236 236 ))) ... ... @@ -239,7 +239,7 @@ 239 239 ((( 240 240 (% class="box infomessage" %) 241 241 ((( 242 - with password: **//dragino+dragino//** 250 + with password: **//dragino+dragino//** 243 243 ))) 244 244 ))) 245 245 ))) ... ... @@ -246,21 +246,45 @@ 246 246 247 247 ((( 248 248 ((( 249 - Youcan use a PC to connect to this Wi-Fi network. The PC will get an IP address 10.130.1.xxx and the HP0D has the default IP 10.130.1.1257 + 250 250 ))) 251 251 ))) 252 252 261 +((( 262 +((( 263 + 264 +))) 265 +))) 266 + 267 +((( 268 +((( 269 + You can use a PC to connect to this Wi-Fi network. The PC will get an IP address 10.130.1.xxx and the HP0D has the default IP 10.130.1.1 270 +))) 271 +))) 272 + 253 253 [[image:1651804397792-591.png||height="402" width="763"]] 254 254 255 255 276 + 256 256 ====== 2.1.2 Connect via HP0D hostname ====== 257 257 258 258 ((( 259 -Connect the HP0D Ethernet port to your router and HP0D will obtain an IP address. If your PC(Windows/Mac/Ubuntu) connect the same network with the HP0D, you can access the HP0D Web-UI via HP0D’s hostname. 280 + Connect the HP0D Ethernet port to your router and HP0D will obtain an IP address. If your 281 +))) 260 260 261 -Like: __**//http:~/~/dragino-4ba54a//**__ 283 +((( 284 + PC(Windows/Mac/Ubuntu) connect the same network with the HP0D, you can access the HP0D 262 262 ))) 263 263 287 +((( 288 + Web-UI via HP0D’s hostname. 289 +))) 290 + 291 + 292 + Like: __**//http:~/~/dragino-4ba54a//**__ 293 + 294 + 295 +(% style="text-align:center" %) 264 264 [[image:1651804629009-699.png]] 265 265 266 266 ... ... @@ -268,27 +268,40 @@ 268 268 269 269 ((( 270 270 ((( 271 -Connect the HP0D Ethernet port to your router and HP0D will obtain an IP address from your router. In the router’s management portal, you should be able to find what IP address the router has assigned to the HP0D.303 + Connect the HP0D Ethernet port to your router and HP0D will obtain an IP address from your router. In the 272 272 ))) 273 273 ))) 274 274 275 275 ((( 276 -If you get the IP address form route, like~:// (% class="mark" %)**10.130.2.42**(%%),// you can use this IP address to connect the WEB UI or SSH access of HP0D. 308 +((( 309 + router’s management portal, you should be able to find what IP address the router has assigned to the HP0D. 277 277 ))) 311 +))) 278 278 313 +((( 314 + 315 +))) 316 + 317 + If you get the IP address form route, like~:// (% class="mark" %)**10.130.2.42**(%%),// you can use this IP address to connect the WEB UI 318 + 319 + or SSH access of HP0D. 320 + 321 +(% style="text-align:center" %) 279 279 [[image:1651804782523-623.png]] 280 280 281 281 325 + 282 282 ===== 2.2 Generate QR Code ===== 283 283 284 284 ((( 285 -Go to **Miner** ~-~-> **QR Generate**, input your Helium Wallet Address, and click Generate. 329 + Go to **Miner** ~-~-> **QR Generate**, input your Helium Wallet Address, and click Generate. 286 286 ))) 287 287 288 288 ((( 289 -Note: After onboarding, this wallet will become owner of this hotspot. 333 + Note: After onboarding, this wallet will become owner of this hotspot. 290 290 ))) 291 291 336 +(% style="text-align:center" %) 292 292 [[image:image-20220506140312-1.png||height="435" width="438"]] 293 293 294 294 ... ... @@ -295,52 +295,58 @@ 295 295 ===== 2.3 Onboarding Hotspot ===== 296 296 297 297 ((( 298 -~1. Download the Helium Hotspot APP from the Apple or Google Play store. 343 + ~1. Download the Helium Hotspot APP from the Apple or Google Play store. 299 299 ))) 300 300 301 301 ((( 302 -Note: the APP version need to be greater than 3.11. 347 + Note: the APP version need to be greater than 3.11. 348 +))) 303 303 350 +((( 304 304 305 305 ))) 306 306 307 307 ((( 308 -2. To add a hotspot, select “Hotspot”. On this tab, click the ‘+ Add Hotspot’ in the mid where choose the ‘DRAGINO Miner HP0D’355 + 2. To add a hotspot, select “Hotspot”. On this tab, click the ‘+ Add Hotspot’ in the mid where choose 309 309 ))) 310 310 311 - [[image:1651817186037-899.png||height="429" width="206"]] [[image:1651817194458-938.png||height="434" width="203"]] 358 +((( 359 + the ‘DRAGINO Miner HP0D’ 360 +))) 312 312 362 + [[image:1651817186037-899.png||height="429" width="206"]] [[image:1651817194458-938.png||height="434" width="203"]] 313 313 314 -3. Scan the QR Code you generated in the previous step. 364 + 3. Scan the QR Code you generated in the previous step. 315 315 366 +(% style="text-align:center" %) 316 316 [[image:1651828211026-220.png||height="405" width="191"]] 317 317 369 + 4. Onboarding your device 318 318 319 - 4.Onboardingyour device371 + Mobile APP will get info from onboarding server. If MAC address doesn’t appear, it means the network connection of 320 320 321 -((( 322 -Mobile APP will get info from onboarding server. If MAC address doesn’t appear, it means the network connection of mobile to onboarding server might have issue. 323 -))) 373 + mobile to onboarding server might have issue. 324 324 325 -[[image:image-20220506141159-2.png||height="42 2" width="202"]] [[image:1651817529289-461.png||height="423" width="199"]]375 + [[image:image-20220506141159-2.png||height="426" width="204"]] [[image:1651817529289-461.png||height="423" width="199"]] 326 326 327 - [[image:1651828250802-391.png||height="4 21" width="197"]] [[image:1651828262668-768.png||height="416" width="196"]](% style="display:none" %)377 + [[image:1651828250802-391.png||height="437" width="205"]] [[image:1651828262668-768.png||height="433" width="204"]] 328 328 329 329 330 330 5. Check onboarding status 331 331 332 -You can check from mobile: 382 + You can check from mobile: 333 333 334 - [[image:1651828391664-884.png||height="413" width="197"]] [[image:1651828401011-970.png||height="412" width="193"]] (% style="display:none" %)384 + [[image:1651828391664-884.png||height="413" width="197"]] [[image:1651828401011-970.png||height="412" width="193"]] 335 335 336 -You can also see the hotspot status in below link: 386 + You can also see the hotspot status in below link: 337 337 338 -https:~/~/explorer.helium.com/hotspots/**//<(% class="mark" %)YOUR_HOTSPORT_KEY(%%)>//** 388 + https:~/~/explorer.helium.com/hotspots/**//<(% class="mark" %)YOUR_HOTSPORT_KEY(%%)>//** 339 339 340 -Example: 390 + Example: 341 341 342 -Green Synced means hotspot works normal. 392 + Green Synced means hotspot works normal. 343 343 394 +(% style="text-align:center" %) 344 344 [[image:1651828427715-679.png||height="374" width="635"]] 345 345 346 346 ... ... @@ -347,9 +347,18 @@ 347 347 ===== 2.4 Set the Port Forwarding ===== 348 348 349 349 ((( 350 -Helium Hotspots may not work if the Hotspot is behind a firewall or uses an incompatible NAT type. Other times it may be because of a router configuration or the internet is offline. This article aims to help resolve any issues you may have.401 + Helium Hotspots may not work if the Hotspot is behind a firewall or uses an incompatible NAT type. Other times 351 351 ))) 352 352 404 +((( 405 + it may be because of a router configuration or the internet is offline. This article aims to help resolve any issues 406 +))) 407 + 408 +((( 409 + you may have. 410 +))) 411 + 412 +(% style="text-align:center" %) 353 353 [[image:1651828514449-658.png]] 354 354 355 355 ((( ... ... @@ -357,15 +357,15 @@ 357 357 ))) 358 358 359 359 ((( 360 -Note: Please refer to more detailed Settings 420 + Note: Please refer to more detailed Settings 361 361 ))) 362 362 363 363 ((( 364 -[[https:~~/~~/docs.helium.com/troubleshooting/network-troubleshooting/>>url:https://docs.helium.com/troubleshooting/network-troubleshooting/]] 424 + [[https:~~/~~/docs.helium.com/troubleshooting/network-troubleshooting/>>url:https://docs.helium.com/troubleshooting/network-troubleshooting/]] 365 365 ))) 366 366 367 367 ((( 368 -[[https:~~/~~/www.youtube.com/watch?v=GKusVC7ovrE>>url:https://www.youtube.com/watch?v=GKusVC7ovrE]] 428 + [[https:~~/~~/www.youtube.com/watch?v=GKusVC7ovrE>>url:https://www.youtube.com/watch?v=GKusVC7ovrE]] 369 369 ))) 370 370 371 371 ... ... @@ -373,27 +373,35 @@ 373 373 374 374 ===== 3.1 LoRa frequency configuration ===== 375 375 436 +(% style="text-align:center" %) 376 376 [[image:1651828687205-178.png||height="323" width="657"]] 377 377 378 378 440 + 379 379 ===== 3.2 Check the LoRaWAN serveraddress ===== 380 380 443 + 444 +(% style="text-align:center" %) 381 381 [[image:1651828703680-156.png||height="349" width="672"]] 382 382 383 383 384 384 ===== 3.3 Check Miner configuration ===== 385 385 450 +(% style="text-align:center" %) 386 386 [[image:image-20220506181408-1.png||height="451" width="513"]] 387 387 388 -**Note: Check the Region and Height, the default height is greater than 1, if it is 1 please Click the mid button of Update, and then wait 10mins to check here,**453 +**~ Note: Check the Region and Height, the default height is greater than 1, if it is 1 please Click the mid** 389 389 455 +**~ button of Update, and then wait 10mins to check here,** 390 390 457 + 391 391 ==== 4. Installation of Antenna ==== 392 392 393 393 ((( 394 -HP0D use Fiber Glass Antenna. 461 + HP0D use Fiber Glass Antenna. 395 395 ))) 396 396 464 +(% style="text-align:center" %) 397 397 [[image:1651832158606-882.png]] 398 398 399 399 ((( ... ... @@ -401,10 +401,19 @@ 401 401 ))) 402 402 403 403 ((( 404 - Userneed to connect antenna cable’s SMA connector to the HP03 and connect N-Type connector to antenna and install as below:472 + 405 405 ))) 406 406 407 407 ((( 476 + User need to connect antenna cable’s SMA connector to the HP03 and connect N-Type connector 477 +))) 478 + 479 +((( 480 + to antenna and install as below: 481 +))) 482 + 483 +((( 484 +(% style="text-align:center" %) 408 408 [[image:1651832205608-998.png||height="349" width="198"]] 409 409 ))) 410 410 ... ... @@ -411,57 +411,65 @@ 411 411 ==== 5. SSH Access for Linux console ==== 412 412 413 413 ((( 414 -IP address: IP address of HP0D or hostname of HP0D (Such as dragino-63920a) 491 + IP address: IP address of HP0D or hostname of HP0D (Such as dragino-63920a) 415 415 ))) 416 416 417 417 ((( 418 -Port: 22 495 + Port: 22 419 419 ))) 420 420 421 421 ((( 422 -User Name: **root** 499 + User Name: **root** 423 423 ))) 424 424 425 425 ((( 426 -Password: **Randomly generated ((% class="mark" %)found on device’s label(%%) )** 503 + Password: **Randomly generated ((% class="mark" %)found on device’s label(%%) )** 427 427 ))) 428 428 429 429 ((( 430 - Afterlogging in, you will be in the Linux console and can enter commands as shown below.507 + 431 431 ))) 432 432 510 +((( 511 + After logging in, you will be in the Linux console and can enter commands as shown below. 512 +))) 513 + 514 +(% style="text-align:center" %) 433 433 [[image:1651832284160-991.png]] 434 434 435 435 436 436 ==== **6. How to change the Wireless function of HP0D** ==== 437 437 438 -The wireless function is configured as AP by default and the web page does not support configuration, if you want to configure it as client connection mode, you need to configure it manually in Linux CIL.520 + // The wireless function is configured as AP by default and the web page does not support configuration, // 439 439 522 +// if you want to configure it as client connection mode, you need to configure it manually in Linux CIL.// 523 + 440 440 ===== **6.1 Access the Linux console.** ===== 441 441 442 -Follow the previous step of Step 5. 526 + Follow the previous step of Step 5. 443 443 444 444 445 445 ===== 6.2 Install the package of network-manager. ===== 446 446 447 -Run commands: 531 + Run commands: 448 448 449 449 (% class="box infomessage" %) 450 450 ((( 451 - apt update 452 - apt install network-manager 535 + apt update 536 + apt install network-manager 453 453 ))) 454 454 455 455 [[image:image-20220507140730-1.png]] 456 456 457 457 542 + 458 458 ===== 6.3 Reboot the device. ===== 459 459 460 -Run command: 545 + Run command: 461 461 462 462 (% class="box infomessage" %) 463 463 ((( 464 - reboot 549 + reboot 465 465 ))) 466 466 467 467 [[image:image-20220507140814-2.png]] ... ... @@ -468,11 +468,11 @@ 468 468 469 469 ===== 6.4 Check the wireless type ===== 470 470 471 -Run command: 556 + Run command: 472 472 473 473 (% class="box infomessage" %) 474 474 ((( 475 - iw dev 560 + iw dev 476 476 ))) 477 477 478 478 [[image:image-20220507140941-3.png]] ... ... @@ -479,99 +479,112 @@ 479 479 480 480 ===== 6.5 Connect the WiFi. ===== 481 481 482 -Run command: 567 + Run command: 483 483 484 484 (% class="box infomessage" %) 485 485 ((( 486 - nmtui 571 + nmtui 487 487 ))) 488 488 489 489 [[image:image-20220507140953-4.png]] 490 490 491 491 577 + 492 492 ==== 7. Trouble Shootings ==== 493 493 494 494 ===== 7.1 How to get a wallet address? ===== 495 495 496 -Download the helium Hotspots APP on the Apple or Google Play store to generate own wallet. 582 +// // Download the helium Hotspots APP on the Apple or Google Play store to generate own wallet. 497 497 498 498 499 499 ===== 7.2 Onboarding ~-~- Unable to access Web-UI ~-~-> Miner ===== 500 500 501 501 ((( 502 -User can login the HP0D, able to access other Web Pages except miner page .588 + User can login the HP0D, able to access other Web Pages except miner page 503 503 ))) 504 504 505 505 ((( 506 -If you first boot the device where you need to wait for 10 mins for initialization connection to Helium server. 592 + If you first boot the device where you need to wait for 10 mins for initialization connection to Helium server. 507 507 ))) 508 508 509 509 510 510 ===== 7.3 Onboarding ~-~- Some parameters in miner page show timeout ===== 511 511 598 +(% style="text-align:center" %) 512 512 [[image:image-20220506182042-2.png||height="250" width="516"]] 513 513 601 +(% style="text-align:center" %) 514 514 [[image:1651832455372-647.png||height="224" width="520"]] 515 515 516 -HP0D is establish connection to Helium server and not finished. And you might see above. 517 517 518 - Itmightrelateto thenetworkwheremightupto10mins.605 + HP0D is establish connection to Helium server and not finished. And you might see above. 519 519 607 + It might relate to the network where might up to 10mins 520 520 609 + 521 521 ===== 7.4 Onboarding – Bad Gaterway ===== 522 522 612 +(% style="text-align:center" %) 523 523 [[image:1651832583790-633.png]] 524 524 525 -This is caused by the process leads too long which just need to refresh the page. 615 + This is caused by the process leads too long which just need to refresh the page. 526 526 527 527 528 528 7.5 Onboarding ~-~- Why did QR Code generate is aways fail? 529 529 620 +(% style="text-align:center" %) 530 530 [[image:image-20220506182424-3.png]] 531 531 532 -((( 533 -This may be related to the current block height, if the device is synchronizing to the latest height or if the device block height is much lower than the current height as the above picture like '1 1', the QR code generation may fail. 534 -))) 623 + This may be related to the current block height, if the device is synchronizing to the latest height or if the 535 535 625 + device block height is much lower than the current height as the above picture like '1 1', the QR code 536 536 627 + generation may fail. 628 + 629 + 537 537 ===== 7.6 Onboarding ~-~- Why is the QR Code not quite the same as the manual? ===== 538 538 632 +(% style="text-align:center" %) 539 539 [[image:1651832742262-209.png||height="297" width="365"]] 540 540 541 -((( 542 -Please ensure that you enter the correct wallet address and that your network is up and running, the user can click the button of ‘Clean’ to re-generate the QR Code. 543 -))) 635 + Please ensure that you enter the correct wallet address and that your network is up and running, the user can 544 544 637 + click the button of ‘Clean’ to re-generate the QR Code. 545 545 639 + 546 546 ===== 7.7 Onboarding – MAC address is ‘Unknown’ after scan QR Code ===== 547 547 642 +(% style="text-align:center" %) 548 548 [[image:1651832811038-780.png||height="462" width="216"]] 549 549 550 -((( 551 -If you see the MAC Address shows the ‘Unknown’ where is due to the provision error,please contact us to help you solve. 552 -))) 645 + If you see the MAC Address shows the ‘Unknown’ where is due to the provision error, 553 553 647 + please contact us to help you solve. 554 554 649 + 555 555 ===== 7.8 Onboarding – MAC address is being refreshed after scan QR Code ===== 556 556 557 -((( 558 -After scan QR Code, Mobile APP will connect Helium onboarding server and provide the public key/ wallet address to onboarding server. Server will return the match MAC address for this hotspot. 559 -))) 652 +// // After scan QR Code, Mobile APP will connect Helium onboarding server and provide the 560 560 561 -((( 562 -If you don’t see MAC address, make sure your mobile has good internet connection. 563 -))) 654 + public key/ wallet address to onboarding server. Server will return the match MAC address 564 564 656 + for this hotspot. 657 + 658 + 659 + If you don’t see MAC address, make sure your mobile has good internet connection. 660 + 661 +(% style="text-align:center" %) 565 565 [[image:1651832880009-473.png]] 566 566 567 567 568 568 ===== 7.9 HP0D Web ~-~-> Miner ~-~-> Version shows ‘short’ ===== 569 569 570 -This is caused by the server connection delay, which does not affect the normal use. 667 + This is caused by the server connection delay, which does not affect the normal use. 571 571 669 + 670 +(% style="text-align:center" %) 572 572 [[image:1651832959907-357.png]] 573 573 574 - 575 575 ===== 7.10 Mobile APP crash after scan the QR Code? ===== 576 576 577 577 * Make sure you have input the correct Wallet address to generate QR Code. ... ... @@ -579,47 +579,44 @@ 579 579 * Make sure your mobile app’s relevant permission are enabled. 580 580 * Known: The Android 11 version may cause this kind of issue. 581 581 680 +1. 681 +11. Why the frequency/region is not the same what I purchased? 582 582 583 - =====7.11Whythefrequency/regionsnotthesame what Ipurchased? =====683 +//Each HP0D is inspected and configured prior to shipping.// 584 584 585 -((( 586 -Each HP0D is inspected and configured prior to shipping. 587 -))) 685 +//If your HP0D Web-UI – Miner region is not the same with the shell labels, please contact our support team that will solve this issue for you.// 588 588 589 -((( 590 -If your HP0D Web-UI – Miner region is not the same with the shell labels, please contact our support team that will solve this issue for you. 591 -))) 592 592 688 +1. 689 +11. Can use the frequency to a region where is not support? 593 593 594 - =====7.12Can usethefrequencyto aregionwhereis notsupport?=====691 +//Please make sure that the region supports this frequency, you can confirm the appropriate frequency through this link// 595 595 596 -((( 597 -Please make sure that the region supports this frequency, you can confirm the appropriate frequency through this link 598 -))) 599 - 600 -((( 601 601 [[https:~~/~~/docs.helium.com/lorawan-on-helium/frequency-plans>>url:https://docs.helium.com/lorawan-on-helium/frequency-plans]] 602 -))) 603 603 604 604 605 -===== 7.13 Can change the frequency of the HP0D Miner? ===== 696 +1. 697 +11. Can change the frequency of the HP0D Miner? 606 606 607 -We do not recommend doing this, it may damage your device 699 +//We do not recommend doing this, it may damage your device// 608 608 609 609 610 -==== 8. Supports ==== 611 611 612 -((( 613 -If you are experiencing issues and can’t solve, you can send mail to [[support@dragino.com>>mailto:support@dragino.com]]. 614 -))) 615 615 616 -((( 617 -With your question as detail as possible. We will reply and help you in the shortest. 618 -))) 619 619 705 +1. Supports 620 620 621 - ====9.OrderInfo====707 +//If you are experiencing issues and can’t solve, you can send mail to// 622 622 709 +[[//support@dragino.com//>>mailto:support@dragino.com]] 710 + 711 +//With your question as detail as possible. We will reply and help you in the shortest.// 712 + 713 + 714 + 715 + 716 +1. Order Info 717 + 623 623 **HP0D-XXX** 624 624 625 625 **XXX**: Frequency Band ... ... @@ -627,9 +627,8 @@ 627 627 * 868: For Bands: EU868,IN865 628 628 * 915: For Bands: US915,AU915,AS923,KR920 629 629 725 +1. Manufacturer Info 630 630 631 -==== 10. Manufacturer Info ==== 632 - 633 633 **Shenzhen Dragino Technology Development co. LTD** 634 634 635 635 Room 202, Block B, BCT Incubation Bases (BaoChengTai), No.8 CaiYunRoad ... ... @@ -637,7 +637,7 @@ 637 637 LongCheng Street, LongGang District ; Shenzhen 518116,China 638 638 639 639 640 - ====11. FCC Warning====734 +1. FCC Warning 641 641 642 642 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 in accordance with the instructions, 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 harmful 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: 643 643