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Kilight Cao 2.3 1 (% style="text-align:center" %)
Kilight Cao 6.1 2 [[image:image-20221028134937-1.jpeg||height="466" width="466"]]
Kilight Cao 2.2 3
Kilight Cao 2.3 4 (((
Kilight Cao 4.1 5
Xiaoling 1.2 6
Kilight Cao 4.1 7
Kilight Cao 2.3 8 )))
Xiaoling 1.2 9
Kilight Cao 2.3 10 **Table of Contents:**
Xiaoling 1.2 11
Kilight Cao 2.3 12 {{toc/}}
Xiaoling 1.2 13
Kilight Cao 2.3 14 = **1. Introduction** =
Xiaoling 1.2 15
16
Kilight Cao 2.3 17 == **1.1 What is LG01v2** ==
Xiaoling 1.2 18
19
Kilight Cao 7.1 20 (((
21 (((
Kilight Cao 8.1 22 The LG01v2 is an (% style="color:green" %)**open-source single channel LoRa 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.
Kilight Cao 7.1 23 )))
Xiaoling 1.2 24
Kilight Cao 7.1 25 (((
26 LG01v2 supports (% style="color:green" %)**remote management**(%%). System Integrator can easy to remote monitor the gateway and maintain it.
27 )))
Xiaoling 1.2 28
29
30
Kilight Cao 7.1 31 == **1.2 Specifications** ==
Xiaoling 1.2 32
33
Kilight Cao 7.1 34 (% style="color:#037691" %)**Hardware System:**
Xiaoling 1.2 35
Kilight Cao 7.1 36 * CPU: Quad-core Cortex-A7 1.2Ghz
37 * RAM: 512MB
38 * eMMC: 4GB
Xiaoling 1.2 39
Kilight Cao 7.1 40 (% style="color:#037691" %)**Interface:**
Kilight Cao 2.2 41
Kilight Cao 7.1 42 * 10M/100M RJ45 Ports x 1
43 * WiFi 802.11 b/g/n
Kilight Cao 2.2 44
Kilight Cao 7.1 45 (% style="color:#037691" %)**Operating Condition:**
Kilight Cao 2.2 46
Kilight Cao 7.1 47 * Work Temperature: -20 ~~ 65°C
48 * Storage Temperature: -20 ~~ 65°C
49 * Power Input: 5V, 2A, DC
Kilight Cao 2.2 50
Kilight Cao 7.1 51 == **1.3 Features** ==
Kilight Cao 2.3 52
53
Kilight Cao 7.1 54 * Open Source Debian system
55 * Managed by Web GUI, SSH via WAN or WiFi
56 * Remote Management
57 * Auto-provisioning for batch deployment and management
Kilight Cao 7.2 58 * LoRa Gateway
Kilight Cao 7.1 59 * Built-in (% style="color:#037691" %)//**The Things Network**//(%%) local LoRaWAN server
60 * Built-in  (% style="color:#037691" %)//**Node-Red**// (%%)local Application server
61
62 == **1.4 Block Diagram** ==
63
64
65
Kilight Cao 9.1 66 == **1.5 LED Indicators** ==
Kilight Cao 7.1 67
68
Kilight Cao 9.1 69 LG01-V2 has totally four LEDs, They are:
Kilight Cao 7.1 70
71
Kilight Cao 9.1 72 (% style="color:blue" %)//**➢ Power LED**//(%%)//: This RED LED will be solid if the device is properly powered//
Kilight Cao 7.1 73
Kilight Cao 9.1 74 (% style="color:blue" %)//**➢ ETH LED**//(%%)//:  This RGB LED will blink GREEN when the ETH port is connecting//
Kilight Cao 7.1 75
Kilight Cao 9.1 76 (% style="color:blue" %)//**➢ SYS LED**//(%%)//:  This RGB LED will show different colors in different states~://
Kilight Cao 7.1 77
Kilight Cao 9.1 78 // ✓ **SOLID GREEN:** The device is alive with a LoRaWAN server connection.//
Kilight Cao 7.1 79
Kilight Cao 9.1 80 // ✓ **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//
Kilight Cao 7.1 81
Kilight Cao 9.1 82 // ✓** SOLID RED:** Device doesn't have an Internet connection.//
Kilight Cao 7.1 83
Kilight Cao 9.1 84 (% style="color:blue" %)//**➢ WIFI LED**//(%%)//: This LED shows the WIFI interface connection status.//
Kilight Cao 7.1 85
Kilight Cao 9.1 86
87
88 == **1.6 Button Intruction** ==
89
90
Kilight Cao 41.1 91 LG01v2 has a black toggle button, which is:
Kilight Cao 9.1 92
93
94 (% style="color:blue" %)**//➢ //Long press 4-5s  : **(%%)the gateway will reload the Network and Initialize wifi configuration
95
96 // **LED status: ** ETH LED will BLINKIND BULE Until the reload is finished.//
97
98
99 (% style="color:blue" %)//**➢ **//**Long press more than 10s:**(%%)**    **//the gateway will restore the factory settings.//
100
101 //**LED status: ** ETH LED will SOLID BULE Until the restore is finished.//
102
103
104
Kilight Cao 29.1 105 = **2. Quick Start** =
Kilight Cao 9.1 106
107
Kilight Cao 24.1 108 The LG01-V2 supports network access via Ethernet or Wi-Fi connection and runs without a network.
Kilight Cao 9.1 109
Kilight Cao 24.1 110 In most cases, the first thing you need to do is make the LG01-v2 accessible to the network.
Kilight Cao 12.1 111
112
Kilight Cao 17.2 113 == **2.1 Connects to the network and accesses the gateway Web UI** ==
Kilight Cao 12.1 114
Kilight Cao 17.2 115
116 == **2.1.1 connect the network.** ==
117
118
119 === (% style="color:blue" %)**Method 1**(%%):  Connect via Ethernet with DHCP IP from the router ===
120
121
Kilight Cao 41.1 122 Connect the LG01v2 Ethernet port to your router and LG01v2 can 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 LG01v2.
Kilight Cao 17.2 123
124 You can also use this IP to connect.
125
Kilight Cao 24.1 126
Kilight Cao 19.1 127 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622100129-1.png?width=1263&height=332&rev=1.1||alt="image-20220622100129-1.png"]]
Kilight Cao 17.2 128
129
Kilight Cao 24.1 130 === (% style="color:blue" %)**Method 2**(%%):  Connect via WiFi with DHCP IP from the router ===
Kilight Cao 17.2 131
132
Kilight Cao 24.1 133 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622100542-2.png?width=1256&height=369&rev=1.1||alt="image-20220622100542-2.png"]]
Kilight Cao 17.2 134
Kilight Cao 41.1 135 The LG01v2 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.
Kilight Cao 17.2 136
Kilight Cao 24.1 137
138 (% style="color:#037691" %)**Steps to connect via fallback IP:**
139
140 ~1. Connect PC's Ethernet port to LG01-V2's WAN port
141
Kilight Cao 17.2 142 2. Configure PC's Ethernet port has  IP: 172.31.255.253 and Netmask: 255.255.255.252
143
144
Kilight Cao 24.1 145 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622101433-4.png?rev=1.1||alt="image-20220622101433-4.png"]]
Kilight Cao 17.2 146
147
Kilight Cao 24.1 148 and then On the PC, use the IP address **http:~/~/172.31.255.254** to access the LG01-V2 via Web or Console.
Kilight Cao 17.2 149
150
Kilight Cao 24.1 151 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622102210-5.png?width=919&height=504&rev=1.1||alt="image-20220622102210-5.png"]]
152
153
154 Fill in the WiFi information by checking the box and clicking (% style="color:red" %)**Save&Apply**
155
156
157 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622102702-6.png?rev=1.1||alt="image-20220622102702-6.png"]]
158
159
Kilight Cao 17.2 160 **Wi-Fi configuration successful**
161
162
Kilight Cao 24.1 163 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622102847-7.png?rev=1.1||alt="image-20220622102847-7.png"]]
Kilight Cao 17.2 164
Kilight Cao 24.1 165 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622102901-8.png?width=938&height=476&rev=1.1||alt="image-20220622102901-8.png"]]
Kilight Cao 17.2 166
167
Kilight Cao 24.1 168 = **3. Web Configure Pages** =
Kilight Cao 17.2 169
Kilight Cao 24.1 170 == **3.1 Home** ==
171
172 //Shows the system running status~://
173
174 [[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"]]
175
176
177 == **3.2 Network Settings** ==
178
179
180 === **3.2.1 Network ~-~-> WiFi** ===
181
182
183 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220616114756-4.png?width=669&height=251&rev=1.1||alt="image-20220616114756-4.png"]]
184
185
186
187 === **3.4.2 Network ~-~-> System Status** ===
188
189
190 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220820134112-2.png?width=668&height=539&rev=1.1||alt="image-20220820134112-2.png"]]
191
192
193
194 === **3.4.3 Network ~-~-> Firewall** ===
195
196
197 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220616115351-6.png?width=661&height=244&rev=1.1||alt="image-20220616115351-6.png"]]
198
199
200
201 == **3.5 System** ==
202
203
204 === **3.5.1  System ~-~-> System Overview** ===
205
206
207 Shows the system info:
208
209 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220917144512-5.png?width=853&height=618&rev=1.1||alt="image-20220917144512-5.png"]]
210
211
212
213 === **3.5.2 System ~-~-> Backup/Restore** ===
214
215
216 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220917144725-6.png?width=869&height=208&rev=1.1||alt="image-20220917144725-6.png"]]
217
218
219
Kilight Cao 41.1 220 = **4. How to configure the Lora Gateway** =
Kilight Cao 24.1 221
Kilight Cao 25.1 222
Kilight Cao 41.1 223 == **4.1 Access the Lora configuration page** ==
Kilight Cao 25.1 224
225
226 Users can access the LA66 module by running the following command, then select the option **''serial port setup"**:
227
228 (% class="box infomessage" %)
229 (((
230 **root@dragino-2406ef:~~# minicom -s**
231 )))
232
233 [[image:image-20221029174637-2.png||height="410" width="524"]]
234
235
236 And then, change the setting:
237
238 (% class="box infomessage" %)
239 (((
240 **Serial Device :** **/dev/ttyUSB0**
241
242 **Bps/Par/Bits : 9600 8N1**
243 )))
244
245
246 (% style="color:red" %)**Note: Enter the corresponding letter to change the configuration, like A,B,C**(%%)
247 (% style="color:red" %)[[image:image-20221029174703-3.png]]
248
249
250 Enter **AT+CFG **in the interface to get the configuration,
251
252
Kilight Cao 41.1 253 (% class="box infomessage" %)
254 (((
255 AT+FRE=868.100,868.100  ~-~--> TX and RX frequency
256 AT+GROUPMOD=0,0  ~-~--> TX and RX group
257 AT+BW=0,0  ~-~--> TX and RX Bandwidth
258 AT+SF=12,12  ~-~--> TX and RX Spreading Factor
259 AT+POWER=14  ~-~--> TX Power Range
260 AT+CRC=1,1  ~-~--> TX and RX CRC Type
261 AT+HEADER=0,0  ~-~--> TX and RX Header Type
262 AT+CR=1,1  ~-~--> TX and RX Coding Rate
263 AT+IQ=0,0  ~-~--> TX and RX InvertIQ
264 AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length
265 AT+SYNCWORD=0  ~-~-->  Syncword**(0: private,1: public)**
266 AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode
Kilight Cao 44.1 267 AT+RXDAFORM=1                              
Kilight Cao 41.1 268 )))
Kilight Cao 25.1 269
Kilight Cao 47.1 270
Kilight Cao 27.1 271 == **4.2 Example: LG01v2 Peer-to-Peer** ==
Kilight Cao 25.1 272
Kilight Cao 27.1 273
Kilight Cao 50.1 274 [[image:image-20221103140645-1.png]]
Kilight Cao 44.1 275
Kilight Cao 47.1 276 The user can run the AT command to set the LG01v2 RX window always open as a Receiver, the Sender uses **AT+SEND=1,hello world,2,3** to simulate sending data,
Kilight Cao 44.1 277
Kilight Cao 50.1 278 **Prerequisites: **The configuration of LG01v2 and Sender must match, users can use **AT+CFG** to check all configurations.
Kilight Cao 47.1 279
280
Kilight Cao 25.1 281 (% style="color:red" %)**LG01v2 as Receiver: (configured as AT+RXMOD=65535,2)**
282
Kilight Cao 47.1 283 [[image:image-20221102140053-4.png]]
Kilight Cao 25.1 284
285
Kilight Cao 47.1 286 (% style="color:red" %)**Sender: (AT+SEND=1,hello world,2,3)**
Kilight Cao 25.1 287
288 [[image:image-20221031092053-4.png]]
289
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Kilight Cao 47.1 291 Instruction for Peer-to-Peer firmware:[[ **Instruction **>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/Instruction%20for%20LA66%20Peer%20to%20Peer%20firmware/]]
Kilight Cao 25.1 292 )))
293
294
Kilight Cao 28.1 295 = **5. Build in Server** =
Kilight Cao 25.1 296
297
Edwin Chen 30.1 298 The default factory version of LG01-V2 is installed with the built-in Applicant server: (% style="color:blue" %)**Node-Red**
Kilight Cao 24.1 299
300
301 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220820115644-1.png?width=778&height=217&rev=1.1||alt="image-20220820115644-1.png"]]
302
303
304 (% style="color:red" %)**Note:**
305
306 **Path**: System ~-~-> Built-in Server
307
308
309 **Troubleshooting:**
310
311
312 **~ 1. URL does not jump properly**
313
314 For the Node-Red, you can use the local IP address and the port is 1880 to access it.
315
316
317
Edwin Chen 30.1 318 == **5.1 Application Server ~-~- Node-Red** ==
Kilight Cao 24.1 319
320
321 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.
322
323
324 Such as (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:1880  or http:~/~/<Local-IPV4-Address>//**__
325
326
327 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220725172124-3.png?width=843&height=610&rev=1.1||alt="image-20220725172124-3.png"]]
328
329
Kilight Cao 26.1 330 = (% style="color:inherit; font-family:inherit; font-size:29px" %)**6. How users can access LG01v2 using serial USB**(%%) =
Kilight Cao 24.1 331
332
333 (% style="color:blue" %)**USB TTL to LG01v2  Connection:**
334
335
336 Port 1 of the UART on the LG01v2 is GND
337
338 (% class="box infomessage" %)
339 (((
340 **TXD  <~-~--> UART RXD (Gray line)**
341
342 **RXD  <~-~--> UART TXD (White line)**
343
344 **GND <~-~--> GND (Black line)**
345 )))
346
347
348 **LG01v2 UART connection photo**
349
350 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220804163015-1.png?width=466&height=621&rev=1.1||alt="image-20220804163015-1.png"]]
351
352
353
354 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 LG01v2. LG01v2 will output system info once power on as below:
355
356
357 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220804164928-3.png?width=332&height=320&rev=1.1||alt="image-20220804164928-3.png"]]
358
359 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220804164747-2.png?width=594&height=622&rev=1.1||alt="image-20220804164747-2.png"]]
360
Kilight Cao 12.1 361
Kilight Cao 29.1 362 = **7. FAQ** =
Kilight Cao 17.2 363
364
Kilight Cao 39.1 365 == **7.1 How does LG01v2 communicate with Lora shield (LoRa.h)** ==
Kilight Cao 17.2 366
367
Kilight Cao 48.1 368 (% style="color:red" %)**Prerequisites: The configurations of LG01v2 and Lora shield must match**
Kilight Cao 38.1 369
370 **LG01v2 configuration:**
371
Kilight Cao 48.1 372 (% class="box infomessage" %)
373 (((
374 AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set :868100000
375 AT+BW=0,0  ~-~--> TX and RX Bandwidth set : 125kHz
376 AT+SF=12,12  ~-~--> TX and RX Spreading Factor
377 AT+POWER=14  ~-~--> TX Power Range
378 AT+CRC=1,1  ~-~--> TX and RX CRC Type
379 AT+HEADER=0,0  ~-~--> TX and RX Header Type
380 AT+CR=1,1  ~-~--> TX and RX Coding Rate
381 AT+IQ=0,0  ~-~--> TX and RX InvertIQ
382 AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length
383 AT+SYNCWORD=0  ~-~-->  Syncword**(0: private,1: public)**
384 AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode
385 AT+RXDAFORM=1    
386 )))
Kilight Cao 38.1 387
388 **Lora shield configuration:**
389
390 Lora Shield example: [[attach:LoRa_Shield_Sketch_For_MQTT.ino||target="_blank"]] , [[attach:arduino-LoRa-master.zip||target="_blank"]]
391
392 [[image:image-20221101161318-2.png]]
393
394
395 **Test LG01v2 to receive Lora Shield data:**
396
397 [[image:image-20221101161951-3.png]]
398
399
400 **Test the LG01v2 to send data:**
401
402 [[image:image-20221101162527-4.png]]
403
404
Kilight Cao 17.2 405 = (% style="color:inherit; font-family:inherit; font-size:29px" %)**8. Supports**(%%) =
406
407
408 (((
409 **//If you are experiencing issues and can't solve them, you can send mail to [[support@dragino.com>>mailto:support@dragino.com]].//**
410 )))
411
412 (((
413 **//With your question as detailed as possible. We will reply and help you in the shortest.//**
414
415
416
417 = **9. Reference** =
418
419
420 * Install Tago Core: Refer **Install Tago Core in LPS8v2** in[[ Instruction>>doc:Main.Tago\.IO.WebHome]].
421 * [[Advance OS Reference Guide for LPS8v2>>doc:Main.Armbian OS instruction.WebHome]].
422
423
424 )))
425
426 = **10. Order Info** =
427
428
429 (% style="color:#0000ff" %)**LPS8v2-XXX-YYY**
430
431 (% style="color:#0000ff" %)**XXX**(% style="color:black" %): Frequency Band
432
433 * (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
434 * (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
435 * (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
436 * (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
437 * (% style="color:red" %)**US915**(%%): LoRaWAN US915 band
438 * (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
439
440 (% style="color:#0000ff" %)**YYY**(% style="color:black" %): 4G Cellular Option
441
442 * (% style="color:red" %)**E**(%%):  EMEA, Korea, Thailand, India.
443 * (% style="color:red" %)**A**(%%):  North America/ Rogers/AT&T/T-Mobile.
444 * (% style="color:red" %)**AU**(%%): Latin America, New Zeland, Taiwan
445 * (% style="color:red" %)**J**(%%):  Japan, DOCOMO/SoftBank/ KDDI
446
447 More info about valid bands, please see [[EC25-E product page>>url:https://www.quectel.com/product/ec25.htm]].
448
449
450
451 = **10. Manufacturer Info** =
452
453
454 **Shenzhen Dragino Technology Development co. LTD**
455
456 Room 202, Block B, BCT Incubation Bases (BaoChengTai),  No.8 CaiYunRoad
457
458 LongCheng Street, LongGang District ; Shenzhen 518116,China
459
460
461
462 = **11. FCC Warning** =
463
464
465 (((
466 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:
467 )))
468
469 (((
470 ~-~- Reorient or relocate the receiving antenna.
471 )))
472
473 (((
474 ~-~- Increase the separation between the equipment and receiver.
475 )))
476
477 (((
478 ~-~- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
479 )))
480
481 (((
482 ~-~- Consult the dealer or an experienced radio/TV technician for help.
483 )))
484
485
486 (((
487 Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
488 )))
489
490
491 (((
492 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.
493
494
495 )))
496
497 ~)~)~)
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