Last modified by Kilight Cao on 2024/12/31 16:31
<
From version < 83.3 >
edited by Xiaoling
on 2022/08/23 09:33
To version < 117.2 >
edited by Xiaoling
on 2022/12/28 16:32
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... ... @@ -16,12 +16,11 @@
16 16  
17 17  
18 18  
19 -= **1. Introduction** =
19 += 1. Introduction =
20 20  
21 +== 1.1 What is LPS8v2 ==
21 21  
22 -== **1.1 What is LPS8v2** ==
23 23  
24 -
25 25  (((
26 26  (((
27 27  The LPS8v2 is an (% style="color:green" %)**open-source LoRaWAN Gateway**(%%). It lets you bridge LoRa wireless network to an IP network via (% style="color:green" %)**WiFi , Ethernet or Cellular Network**(%%) (via Optional 4G module). The LoRa wireless allows users to send data and reach extremely long ranges at low data rates.
... ... @@ -44,10 +44,9 @@
44 44  )))
45 45  
46 46  
46 +== 1.2 Specifications ==
47 47  
48 -== **1.2 Specifications** ==
49 49  
50 -
51 51  (% style="color:#037691" %)**Hardware System:**
52 52  
53 53  * CPU: Quad-core Cortex-A7 1.2Ghz
... ... @@ -68,10 +68,9 @@
68 68  
69 69  
70 70  
69 +== 1.3 Features ==
71 71  
72 -== **1.3 Features** ==
73 73  
74 -
75 75  * Open Source Debian system
76 76  * Managed by Web GUI, SSH via WAN or WiFi
77 77  * Remote Management
... ... @@ -89,48 +89,60 @@
89 89  
90 90  
91 91  
89 +== 1.4 Block Diagram ==
92 92  
93 -== **1.4 Block Diagram** ==
94 94  
95 95  
93 +== 1.5 LED Indicators ==
96 96  
97 -== **1.5 LED Indicators** ==
98 98  
99 -
100 100  LPS8-V2 has totally four LEDs, They are:
101 101  
102 102  
103 103  (% style="color:blue" %)//**➢ Power LED**//(%%)//: This RED LED will be solid if the device is properly powered//
104 104  
105 -(% style="color:blue" %)//**➢ LoRa LED**//(%%)//: This RGB LED will blink GREEN when the LoRaWAN module starts or transmit a packet//
101 +(% style="color:blue" %)//**➢ ETH LED**//(%%)//:  This RGB LED will blink GREEN when the ETH port is connecting//
106 106  
107 -(% style="color:blue" %)//**➢ SYS LED**//(%%)//: This RGB LED will show different colors in different states~://
103 +(% style="color:blue" %)//**➢ SYS LED**//(%%)//:  This RGB LED will show different colors in different states~://
108 108  
109 -// ✓ **SOLID BLUE:** The device is alive with a LoRaWAN server connection.//
105 +// ✓ **SOLID GREEN:** The device is alive with a LoRaWAN server connection.//
110 110  
111 -// ✓ **BLINKING BLUE:** a) Device has internet connection but no LoRaWAN Connection. or b) Device is in booting stage, in this stage, it will BLINKING BLUE for several seconds and then with SOLID RED and BLINKING BLUE together//
107 +// ✓ **BLINKING GREEN:** a) Device has internet connection but no LoRaWAN Connection. or b) Device is in booting stage, in this stage, it will BLINKING GREEN for several seconds and then with BLINKING GREEN together//
112 112  
113 113  // ✓** SOLID RED:** Device doesn't have an Internet connection.//
114 114  
115 -(% style="color:blue" %)//**➢ ETH LED**//(%%)//: This LED shows the ETH interface connection status.//
111 +(% style="color:blue" %)//**➢ WIFI LED**//(%%)//: This LED shows the WIFI interface connection status.//
116 116  
117 117  
114 +== 1.6 Button Intruction ==
118 118  
119 -= **2. Quick Start** =
120 120  
117 +LPS8-V2 has a black toggle button, which is:
121 121  
122 -The LPS8-V2 supports network access via Ethernet or Wi-Fi connection and runs without a network.
123 123  
124 -In most cases, the first thing you need to do is make the lps8-v2 accessible to the network.
120 +(% style="color:blue" %)**//➢ //Long press 4-5s  : **(%%)the gateway will reload the Network and Initialize wifi configuration
125 125  
122 + // **LED status: ** ETH LED will BLINKIND BULE Until the reload is finished.//
126 126  
127 127  
128 -== **2.1 Connects to the network and accesses the gateway Web UI** ==
125 +(% style="color:blue" %)//**➢ **//**Long press more than 10s:**(%%)**    **//the gateway will restore the factory settings.//
129 129  
127 + //**LED status: ** ETH LED will SOLID BULE Until the restore is finished.//
130 130  
131 -== **2.1.1 connect the network.** ==
132 132  
130 += 2. Quick Start =
133 133  
132 +
133 +The LPS8-V2 supports network access via Ethernet or Wi-Fi connection and runs without a network.
134 +
135 +In most cases, the first thing you need to do is make the lps8-v2 accessible to the network.
136 +
137 +
138 +== 2.1 Connects to the network and accesses the gateway Web UI ==
139 +
140 +== 2.1.1 connect the network ==
141 +
142 +
134 134  === (% style="color:blue" %)**Method 1**(%%):  Connect via Ethernet with DHCP IP from the router ===
135 135  
136 136  
... ... @@ -152,28 +152,6 @@
152 152  [[image:image-20220622100542-2.png||height="369" width="1256"]]
153 153  
154 154  
155 -(((
156 -The LPS8-V2 has a fall-back IP address on its WAN port. you have to access the gateway Web-UI to configure the WiFi connection via the fallback IP address.
157 -)))
158 -
159 -
160 -
161 -(% style="color:#037691" %)**Steps to connect via fallback IP:**
162 -
163 -~1. Connect PC's Ethernet port to LPS8-V2's WAN port
164 -
165 -2. Configure PC's Ethernet port has  IP: 172.31.255.253 and Netmask: 255.255.255.252
166 -
167 -
168 -[[image:image-20220622101433-4.png]]
169 -
170 -
171 -and then On the PC, use the IP address **http:~/~/172.31.255.254** to access the LPS8-V2 via Web or Console.
172 -
173 -
174 -[[image:image-20220622102210-5.png||height="569" width="1039"]]
175 -
176 -
177 177  Fill in the WiFi information by checking the box and clicking (% style="color:red" %)**Save&Apply**
178 178  
179 179  
... ... @@ -187,16 +187,14 @@
187 187  [[image:image-20220622102847-7.png]]
188 188  
189 189  
190 -[[image:image-20220622102901-8.png||height="513" width="1011"]]
177 +[[image:image-20220622102901-8.png||height="476" width="938"]]
191 191  
192 192  
180 +== 2.2 The LPS8-V2 is registered and connected to The Things Network ==
193 193  
194 -== **2.2 The LPS8-V2 is registered and connected to The Things Network** ==
182 +=== 2.2.1 Select your area frequency ===
195 195  
196 196  
197 -=== **2.2.1 Select your area frequency** ===
198 -
199 -
200 200  (((
201 201  First, you need to set the frequency plan in LPS8-V2 to match the end node we use, so to receive the LoRaWAN packets from the LoRaWAN sensor.
202 202  
... ... @@ -203,18 +203,18 @@
203 203  
204 204  )))
205 205  
206 -[[image:image-20220622103332-9.png]]
191 +[[image:image-20220622103332-9.png||height="485" width="938"]]
207 207  
208 208  
194 +=== 2.2.2 Get the only gateway EUI ===
209 209  
210 -=== **2.2.2 Get the only gateway EUI** ===
211 211  
212 -
213 213  Every LPS8-V2 has a unique gateway id. The ID can be found on LoRaWAN Semtech page:
214 214  
215 -[[image:image-20220622103355-10.png]]
216 216  
200 +[[image:image-20220622103355-10.png||height="698" width="949"]]
217 217  
202 +
218 218  (% style="color:red" %)**Note: Choose the cluster that corresponds to a specific Gateway server address**
219 219  
220 220  
... ... @@ -230,7 +230,6 @@
230 230  [[image:image-20220622103956-12.png]]
231 231  
232 232  
233 -
234 234  == 2.2.3 Register the gateway to The Things Network ==
235 235  
236 236  
... ... @@ -247,20 +247,19 @@
247 247  **Get it online**
248 248  
249 249  
234 += 3. Web Configure Pages =
250 250  
251 -= **3. Web Configure Pages** =
236 +== 3.1 Home ==
252 252  
253 253  
254 -== **3.1 Home** ==
255 -
256 -
257 257  //Shows the system running status~://
258 258  
241 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622102901-8.png?rev=1.1||alt="image-20220622102901-8.png" height="476" width="939"]]
259 259  
260 -== **3.2 LoRa Settings** ==
261 261  
244 +== 3.2 LoRa Settings ==
262 262  
263 -=== **3.2.1 LoRa ~-~-> LoRa** ===
246 +=== 3.2.1 LoRa ~-~-> LoRa ===
264 264  
265 265  
266 266  //This page shows the LoRa Radio Settings. There is a set of default frequency bands according to LoRaWAN protocol, and users can customize the band* as well.//
... ... @@ -273,92 +273,88 @@
273 273  (% class="wikigeneratedid" %)
274 274  //After the user choose the frequency plan,  the user can see the actual frequency is used by checking the page (% style="color:#037691" %)**LogRead ~-~-> LoRa Log**//
275 275  
259 +
276 276  (% class="wikigeneratedid" %)
277 277  [[image:image-20220616110739-1.png||height="372" width="682"]]
278 278  
279 279  
280 280  (((
281 -(% style="color:red" %)//**Note *: See this instruction for how to customize the frequency band: **//(%%)**//__[[How to customized LoRaWAN frequency band - DRAGINO>>url:http://8.211.40.43/xwiki/bin/view/Main/How%20to%20customized%20LoRaWAN%20frequency%20band/]]__//**
265 +(% style="color:red" %)//**Note *: See this instruction for how to customize the frequency band: **//(%%)**//__[[How to customized LoRaWAN frequency band - DRAGINO>>doc:Main.How to customized LoRaWAN frequency band.WebHome]]__//**
282 282  )))
283 283  
284 284  
269 +== 3.3 LoRaWAN Settings ==
285 285  
286 -== **3.3 LoRaWAN Settings** ==
271 +=== 3.3.1 LoRaWAN ~-~-> LoRaWAN Semtech UDP ===
287 287  
288 288  
289 -=== **3.3.1 LoRaWAN ~-~-> LoRaWAN Semtech UDP** ===
290 -
291 -
292 292  //This page is for the connection set up to a general LoRaWAN Network server such as [[TTN>>url:http://www.thethingsnetwork.org/]], [[ChirpStack>>url:https://www.chirpstack.io/]], etc.//
293 293  
276 +
294 294  [[image:image-20220616111932-2.png||height="516" width="672"]]
295 295  
296 296  
280 +=== 3.3.2 LoRaWAN ~-~-> LoRaWAN Basic Station ===
297 297  
298 -=== **3.3.2 LoRaWAN ~-~-> LoRaWAN Basic Station** ===
299 299  
300 -
301 301  //This page is for the connection set up to the TTN Basic Station, AWS-IoT, etc.//
302 302  
285 +
303 303  [[image:image-20220616113246-3.png||height="396" width="672"]]
304 304  
305 305  
306 306  (((
307 -Please see this instruction to know more detail and a demo for how to use of LoRaWAN Basic Station: __[[Use of LoRaWAN Basic Station - DRAGINO>>url:http://8.211.40.43/xwiki/bin/view/Main/Use%20of%20LoRaWAN%20Basic%20Station/]]__
290 +Please see this instruction to know more detail and a demo for how to use of LoRaWAN Basic Station: __[[Use of LoRaWAN Basic Station - DRAGINO>>doc:Main.Use of LoRaWAN Basic Station.WebHome]]__
308 308  )))
309 309  
310 310  
294 +== 3.4 Network Settings ==
311 311  
312 -== **3.4 Network Settings** ==
296 +=== 3.4.1 Network ~-~-> WiFi ===
313 313  
314 314  
315 -=== **3.4.1 Network ~-~-> WiFi** ===
316 -
317 -
318 318  [[image:image-20220616114756-4.png||height="251" width="669"]]
319 319  
320 320  
302 +=== 3.4.2 Network ~-~-> System Status ===
321 321  
322 -=== **3.4.2 Network ~-~-> System Status** ===
323 323  
324 -
325 325  [[image:image-20220820134112-2.png||height="539" width="668"]]
326 326  
327 327  
308 +=== 3.4.3 Network ~-~-> Firewall ===
328 328  
329 -=== **3.4.3 Network ~-~-> Firewall** ===
330 330  
331 -
332 332  [[image:image-20220616115351-6.png||height="244" width="661"]]
333 333  
334 334  
314 +== 3.5 System ==
335 335  
336 -== **3.5 System** ==
316 +=== 3.5.1  System ~-~-> System Overview ===
337 337  
338 338  
339 -=== **3.5.1  System ~-~-> System Overview** ===
340 -
341 -
342 342  Shows the system info:
343 343  
321 +[[image:image-20220917144512-5.png||height="618" width="853"]]
344 344  
345 345  
346 -=== **3.5.2 System ~-~-> Backup/Restore** ===
324 +=== 3.5.2 System ~-~-> Backup/Restore ===
347 347  
348 348  
349 -[[image:image-20220616115808-7.png||height="194" width="649"]]
327 +[[image:image-20220917144725-6.png||height="208" width="869"]]
350 350  
351 351  
330 += 4. Build-in Server =
352 352  
353 -= **4. Build-in Server** =
354 354  
355 355  The default factory version of LPS8-V2 is installed with the built-in Applicant server: (% style="color:blue" %)**Node-Red, and**(%%) LoRaWAN Server: (% style="color:blue" %)**The Things Network - Stack (Open Source 3.19 Version).**
356 356  
357 -[[image:image-20220820115644-1.png]]
358 358  
336 +[[image:image-20220820115644-1.png||height="217" width="778"]]
359 359  
360 -Note:
361 361  
339 +(% style="color:red" %)**Note:**
340 +
362 362   **Path**: System ~-~-> Built-in Server
363 363  
364 364  
... ... @@ -367,15 +367,16 @@
367 367  
368 368  **~ 1. URL does not jump properly**
369 369  
370 - For the ttn-stack, you can click the update the URL which will update the configuration where change the hotsname to the current local IP address as the URL.
349 + For the ttn-stack, you can click the update the URL which will update the configuration where change the hostname to the current local IP address as the URL.
371 371  
372 - For the Node-Red, you can use the local IP address and the port is 18880 to access it.
351 + For the Node-Red, you can use the local IP address and the port is 1880 to access it.
373 373  
374 374  
375 -== **4.1 LoRaWAN Network  Server ~-~- The Things Network - Stack (TTN-V3)** ==
354 +== 4.1 LoRaWAN Network  Server ~-~- The Things Network - Stack (TTN-V3) ==
376 376  
377 -You can access the gateway's built-in LNS server of **The Things Network - Stack **via the URL( (% style="background-color:yellow" %)__**//http:~/~/<hostname>:8080 or http:~/~/<local-IPV4-address> //**__(%%)) in your browser.
378 378  
357 +You can access the gateway's built-in LNS server of (% style="color:blue" %)**The Things Network - Stack **(%%)via the URL( (% style="background-color:yellow" %)__**//http:~/~/<hostname>:8080 or http:~/~/<local-IPV4-address> //**__(%%)) in your browser.
358 +
379 379  Such as  (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:8080  or http:~/~/<Local-IPV4-Address>//**__
380 380  
381 381  
... ... @@ -389,34 +389,44 @@
389 389  [[image:image-20220725171719-1.png||height="570" width="769"]]
390 390  
391 391  
372 +== 4.2 Application Server ~-~- Node-Red ==
392 392  
393 -== **4.2. Application Server ~-~- Node-Red** ==
394 394  
375 +You can access the gateway's built-in AS server of (% style="color:blue" %)**Node-Red **(%%)via the URL((% style="background-color:yellow" %)__**//http:~/~/<hostname>:1880 or http:~/~/<local-IPV4-address>//**__(%%)) in your browser.
395 395  
396 -You can access the gateway's built-in AS server of **Node-Red **via the URL((% style="background-color:yellow" %)__**//http:~/~/<hostname>:8080 or http:~/~/<local-IPV4-address>//**__(%%)) in your browser.
397 397  
378 +Such as (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:1880  or http:~/~/<Local-IPV4-Address>//**__
398 398  
399 -Such as (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:8080  or [[http:~~/~~/<Local-IPV4-Address~>>>http://<Local-IPV4-Address>]]//**__
400 400  
401 -
402 402  [[image:image-20220725172124-3.png||height="610" width="843"]]
403 403  
404 404  
405 405  
406 -= **6. How users can access LPS8v2 using serial USB** =
385 +=== **Using Node-Red, InfluxDB and Grafana** ===
407 407  
387 +The LPS8-V2 supports this combination, the default, Node-red is pre-installed but the InfluxDB and Grafana is not pre-installed.
408 408  
409 -**USB TTL to LPS8v2  Connection:**
410 410  
390 +the users can refer to this link to install them.
391 +
392 +[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Armbian%20OS%20instruction/#H2.6HowtoinstallGrafanaandinfluxdb>>http://wiki.dragino.com/xwiki/bin/view/Main/Armbian%20OS%20instruction/#H2.6HowtoinstallGrafanaandinfluxdb]]
393 +
394 +
395 += 5. How users can access LPS8v2 using serial USB =
396 +
397 +
398 +(% style="color:blue" %)**USB TTL to LPS8v2  Connection:**
399 +
400 +
411 411  Port 1 of the UART on the LPS8v2 is GND
412 412  
413 413  (% class="box infomessage" %)
414 414  (((
415 -TXD  <~-~--> UART RXD (Gray line)
405 +**TXD  <~-~--> UART RXD (Gray line)**
416 416  
417 -RXD  <~-~--> UART TXD (White line)
407 +**RXD  <~-~--> UART TXD (White line)**
418 418  
419 -GND <~-~--> GND (Black line)
409 +**GND <~-~--> GND (Black line)**
420 420  )))
421 421  
422 422  
... ... @@ -428,14 +428,140 @@
428 428  
429 429  In the PC,you can use the serial port tool(such as [[putty>>url:http://www.chiark.greenend.org.uk/~~sgtatham/putty/download.html]] in Windows), you need to set the serial baud rate to (% style="color:blue" %)**115200**(%%) to access the serial console for LPS8v2. LPS8v2 will output system info once power on as below:
430 430  
421 +
431 431  [[image:image-20220804164928-3.png||height="320" width="332"]]
432 432  
424 +
433 433  [[image:image-20220804164747-2.png||height="622" width="594"]]
434 434  
435 -(% style="color:inherit; font-family:inherit; font-size:29px" %)**10. Supports**
436 436  
428 += 6. Use the helium gateway-rs as the Data-only Hotspot =
437 437  
430 +
431 +== **Step 1: Configure Frequency Band** ==
432 +
433 +
434 +//Each country has a requirement for frequency region. Choose the right one for your area.//
435 +
436 +[[image:image-20220905164308-1.png]]
437 +
438 +
439 +
440 +== **Step 2: Configure the forward address** ==
441 +
442 +
443 +**Select one of the servers to configure.**
444 +
445 +**For example:**
446 +
447 +[[image:image-20220905164847-2.png]]
448 +
449 +
450 +
451 +== **Step 3: Download and Install the Helium-gateway-rs** ==
452 +
453 +
454 +**Access the gateway CLI via SSH.**
455 +
456 +[[image:image-20220905165222-3.png]]
457 +
458 +
459 +**Download gateway-rs.**
460 +
461 +[[image:image-20220905165715-5.png]]
462 +
463 +(% class="box infomessage" %)
438 438  (((
465 +**Command: wget [[http:~~/~~/repo.dragino.com/release/tool/gateway-rs/helium-gateway-v1.0.0-alpha.31-raspi234.deb>>http://repo.dragino.com/release/tool/gateway-rs/helium-gateway-v1.0.0-alpha.31-raspi234.deb]]**
466 +)))
467 +
468 +
469 +**Install gateway-rs.**
470 +
471 +[[image:image-20220905165917-7.png]]
472 +
473 +(% class="box infomessage" %)
474 +(((
475 +**Command: dpkg -i helium-gateway-v1.0.0-alpha.31-raspi234.deb **
476 +)))
477 +
478 +
479 +**Modify configuration.**
480 +
481 +
482 +[[image:image-20220905173847-12.png]]
483 +
484 +
485 +(% class="box infomessage" %)
486 +(((
487 +**region=<Enter regional parameters> \
488 +&& sed -i '/region/d' /etc/helium_gateway/settings.toml && sed -i "1 i\region = \"$region\"" /etc/helium_gateway/settings.toml \
489 +&& sed -i '/region/d' /etc/helium_gateway/default.toml && sed -i "22 i\region = \"$region\"" /etc/helium_gateway/default.toml**
490 +)))
491 +
492 +
493 +**Restart the helium_gateway**
494 +
495 +[[image:image-20220905170920-9.png]]
496 +
497 +
498 +(% class="box infomessage" %)
499 +(((
500 +**systemctl restart helium_gateway**
501 +)))
502 +
503 +
504 +**Check the helium_gateway Log：**
505 +
506 +[[image:image-20220905173952-13.png]]
507 +
508 +
509 +(% class="box infomessage" %)
510 +(((
511 +**journalctl -u helium_gateway -f**
512 +)))
513 +
514 +
515 +(% style="color:red" %)**Note: if your device is not finished the onboarding, which is unable to connect to the Helium console.**
516 +
517 +where the helium gateway log is shown:
518 +
519 +[[image:image-20220905174534-14.png]]
520 +
521 +
522 +So you have to finish the onboarding, ~-~--Please refer to [[Step 2.7>>doc:Main.Notes for Helium.WebHome||anchor="H2.7A0Step6:OnboardingData-OnlyHotspot"]] to onboarding your LPS8-V2.
523 +
524 +
525 += 7. OTA System Update =
526 +
527 +
528 +LPS8v2 supports system auto update via OTA, please see **[[this URL>>url:http://wiki.dragino.com/xwiki/bin/view/OTA%20Update/]]** for the detail of this feature.
529 +
530 +
531 += 8. Trouble Shooting =
532 +
533 +== 8.1  I can't log in to the built-in Server TTN Stack which shows '**Login failed**'. ==
534 +
535 +
536 +[[image:image-20220920135918-1.png]]
537 +
538 +
539 +This is caused by the inconsistency between the built-in TTN-Stack domain configuration and your login URL.
540 +
541 +By default, ttn-stack uses the gateway's domain name for URL resolution, but in some networks, they prefer to resolve IP-v4 addresses.
542 +
543 +
544 +So you can change the domain name of the TTN-Stack configuration to the IPv4 address.
545 +
546 +**Click the update URL button to configure the URL with the current eth port address.**
547 +
548 +[[image:image-20220920141936-2.png]]
549 +
550 +
551 += (% style="color:inherit; font-family:inherit; font-size:29px" %)9. Supports(%%) =
552 +
553 +
554 +(((
439 439  **//If you are experiencing issues and can't solve them, you can send mail to [[support@dragino.com>>mailto:support@dragino.com]].//**
440 440  )))
441 441  
... ... @@ -443,17 +443,17 @@
443 443  **//With your question as detailed as possible. We will reply and help you in the shortest.//**
444 444  
445 445  
562 += 10. Reference =
446 446  
447 -= **11 Reference** =
448 448  
449 -
450 450  * Install Tago Core: Refer **Install Tago Core in LPS8v2** in[[ Instruction>>doc:Main.Tago\.IO.WebHome]].
451 451  * [[Advance OS Reference Guide for LPS8v2>>doc:Main.Armbian OS instruction.WebHome]].
452 452  
568 +
453 453  
454 454  )))
455 455  
456 -= **12. Order Info** =
572 += 11. Order Info =
457 457  
458 458  
459 459  (% style="color:#0000ff" %)**LPS8v2-XXX-YYY**
... ... @@ -477,10 +477,9 @@
477 477  More info about valid bands, please see [[EC25-E product page>>url:https://www.quectel.com/product/ec25.htm]].
478 478  
479 479  
596 += 12. Manufacturer Info =
480 480  
481 -= **13. Manufacturer Info** =
482 482  
483 -
484 484  **Shenzhen Dragino Technology Development co. LTD**
485 485  
486 486  Room 202, Block B, BCT Incubation Bases (BaoChengTai),  No.8 CaiYunRoad
... ... @@ -488,10 +488,9 @@
488 488  LongCheng Street, LongGang District ; Shenzhen 518116,China
489 489  
490 490  
606 += 13. FCC Warning =
491 491  
492 -= **14. FCC Warning** =
493 493  
494 -
495 495  (((
496 496  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:
497 497  )))
... ... @@ -520,5 +520,7 @@
520 520  
521 521  (((
522 522  The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter.
637 +
638 +
523 523  )))
524 524  )))
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