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Sunsea AIoT SimCom SIM8918EA User Manual

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SIM8918EA、SIM8918NA
User Manual
LTE Wireless Data Module
SIMCom Wireless Solutions Limited
SIMCom Headquarters Building, Building 3, No. 289 Linhong
Road, Changning District, Shanghai P.R. China
Tel: 86-21-31575100
support@simcom.com
www.simcom.com

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  • Page 1 SIM8918EA、SIM8918NA User Manual LTE Wireless Data Module SIMCom Wireless Solutions Limited SIMCom Headquarters Building, Building 3, No. 289 Linhong Road, Changning District, Shanghai P.R. China Tel: 86-21-31575100 support@simcom.com www.simcom.com...
  • Page 2 SIM8918EA_SIM8918NA_User Manual GENERAL NOTES SIMCOM OFFERS THIS INFORMATION AS A SERVICE TO ITS CUSTOMERS, TO SUPPORT APPLICATION AND ENGINEERING EFFORTS THAT USE THE PRODUCTS DESIGNED BY SIMCOM. THE INFORMATION PROVIDED IS BASED UPON REQUIREMENTS SPECIFICALLY PROVIDED TO SIMCOM BY THE CUSTOMERS. SIMCOM HAS NOT UNDERTAKEN ANY INDEPENDENT SEARCH FOR ADDITIONAL RELEVANT INFORMATION, INCLUDING ANY INFORMATION THAT MAY BE IN THE CUSTOMER’S POSSESSION.
  • Page 3 SIM8918EA_SIM8918NA_User Manual 1 Introduction 1.1 Product Outline SIM8918x series module is a 4G Android smart module developing by the platform of Qualcomm QCM2290 ， a 64-bit applications processor with Arm Cortex-A53 quad-cores at 2.0GHz with 512KB L2 cache. SIM8918x series module has abundant multi-media functions, including the 1080P@30 fps video codec, the HD+ 720*1680@60Hz displaying screen, two MIPI-CSI cameras, and the multi-channel analog- and digital-audio input and output.
  • Page 4 SIM8918EA_SIM8918NA_User Manual C-PHY：~10 Gbps（3.42 Gbps/channel） Single ISP: 13 MP 30 ZSL; dual ISP: 25 MP 30 ZSL Real time sensor input resolution: 25MP or 13MP+13MP Encode: 1080p30 8-bit HEVC(H.265),H.264 Video Codec Decode: 1080p30 8-bit H.264, HEVC(H.265),VP9 Concurrency: 1080p30 decode + 720p 30 encode 1-Channel Digital Audio Interface I2S: Support Master- and Salve-Mode 3-Channel Analog Audio Input Master Microphone MIC1: Differential Input...
  • Page 5 SIM8918EA_SIM8918NA_User Manual Support 3GPP R10 CAT4 FDD and TDD Support 1.4 to 20 MHz RF Bandwidth Support Downstream 2x2 MIMO LTE Features FDD: the maximum 150Mbps(DL) / the maximum 50Mbps(UL) TDD: the maximum 150Mbps(DL) / the maximum 35Mbps(UL) Support 3GPP R8 DC-HSDPA/HSPA+/HSDPA/HSUPA/WCDMA Support 16-QAM, 64-QAM and QPSK modulation UMTS Features DC-HSDPA: maximum 42Mbps(DL)
  • Page 6 SIM8918EA_SIM8918NA_User Manual 2 Package Information Hardware Block Diagram 4-Lane DSI0 Front End 720*1680 LCD 4-Lane CSI0 REAL Cam(25MP) MAIN RFFE1 4-Lane CSI1 Tx Module Front Cam(25MP) RFFE2 USB HS/USB_SS0+SS1 TX_DAC I/Q Type-C USB Modem UIM1 64-bit Arm Cortex- UIM Card1 PRX_CA1 I/Q UIM2 4G/3G/2G MODEM...
  • Page 7 SIM8918EA_SIM8918NA_User Manual Pin Assignment Overview GPIO_36 VBAT VBAT SDC2 GPIO_34 FLASH_LED RESERVED RESERVED GPIO_112 BAT_M GPIO_86 NFC_CLK CBL_PWR_N BAT_ID VPH_PWR GPIO_33 GPIO_35 MIC1_P GPIO_56 MIC1_N UART MIC_BIAS1 GPIO_99 MIC2_P 104 GPIO_102 USIM 103 GPIO_103 EAR_P 102 GPIO_105 USB_CC1 USB_CC2 RESERVED MIC3_P EAR_N LINEOUT_P...
  • Page 8 SIM8918EA_SIM8918NA_User Manual Top- and Bottom-View of the Module Figure 3: View of the Module www.simcom.com 8 / 53...
  • Page 9 SIM8918EA_SIM8918NA_User Manual Mechanical Dimensional Size Figure 4: Three-Dimensional Size (Unit: mm) www.simcom.com 9 / 53...
  • Page 10 SIM8918EA_SIM8918NA_User Manual 3 Interface Applications 3.1 Power Supply The SIM8918x module operating power (VBAT) is 3.4V to 4.4V, and the typical voltage is 3.9V. The instantaneous peak current of the SIM8918x module could reach 3A. So, to enable the module is running smoothly, the power supply should be able to provide the peak current up to 3A.
  • Page 11 SIM8918EA_SIM8918NA_User Manual U101 LM2596-ADJ DC INPUT L101 FB101 VBAT Vout 2 100uH 270R@100MHz C101 C102 R101 On/Off C104 D102 C103 100uF 2.2K 100nF 330uF PWR_CTRL MBR360 R102 Figure 6: DC-DC Power Supply Reference Design NOTE 1. Highly recommend disconnect the VBAT power supply to power off the module when the module is running abnormally.
  • Page 12 SIM8918EA_SIM8918NA_User Manual be as short as possible with the width at least 3mm. Vendor Manufacture Number Power(Watts) Package PRISEMI PTVSHC3N4V5B 2800W DFN2020-3L PRISEMI PTVSHC2EN5VU 1600W DFN1610-2L 3.2 Power On & Power Off The on-off of the SIM8918x series module has two status, including the normal on-off and the abnormal on -off.
  • Page 13 SIM8918EA_SIM8918NA_User Manual 1.8V PWR_KEY_N 4.7K Pulse SIM8918x module Figure 9: Power On/Off Design with an OC Gate Highly recommend the customers consider the PWR_KEY_N Pin’s electrical characteristics when designing. The electrical characteristics are showing in following： Parameters Description Minimum Typical Maximum Unit High-Level Input Voltage Low-Level Input Voltage...
  • Page 14 SIM8918EA_SIM8918NA_User Manual NOTE Highly recommend pulling down the PWR_KEY_N Pin when booting up the VBAT voltage at 3.8V stabilizing for at least 50ms. Do not pull down the PWR_KEY_N Pin all the time. 3.2.3 Power Off Pull down the PWR_KEY_N Pin with at least 1s to power off the module. There is a pop up prompt window confirming the action of shutting down the device when the module detects the control instructions.
  • Page 15 SIM8918EA_SIM8918NA_User Manual The average current consumption is 10uA when disconnecting the VBAT and connecting the RTC only. ⚫ When powering on via the VBAT, the RTC working error is 50ppm. Switching the power supply mode of the VRTC Pin cause the RTC working error is 200ppm. ⚫...
  • Page 16 SIM8918EA_SIM8918NA_User Manual ⚫ Rechargeable Battery Power Supply for RTC Module VRTC Circuit Rechargeable Battery Figure 13: Rechargeable Battery Power Supply for RTC The typical voltage of the VRTC is 3.0V. And the average current consumption is 20uA when disconnecting the VBAT and connecting the RTC only. The VRTC characteristics are showing in Table 13. Parameters Description Typical Minimum...
  • Page 17 SIM8918EA_SIM8918NA_User Manual 3.4 Power Output SIM8918x series module has 18 power outputs in total, which are suitable for a wide range of external interfaces and peripherals. Highly recommend a capacitor of 33pF and a capacitor of 10pF parallel connection to the ground, which could prevent high-frequency interference effectively. Output Rated Default...
  • Page 18 SIM8918EA_SIM8918NA_User Manual 2.1V. In this case, a charging current of 100mA (typical) is applied. ⚫ The Pre-charging Mode: The system is running into the pre-charging mode when the voltage of the battery is between 2.1V and 3.0V (The cut-off voltage is programmable between 2.4V and 3.0V, Default 3.0V). The charging current is about 300mA (The current is programmable between 100mA and 450mA, Default 300mA).
  • Page 19 SIM8918EA_SIM8918NA_User Manual SIM8918x series module has the function of battery’s fuel gauge. It estimates the real-time power of the battery accurately. Not only protect the battery and prevent the over dis-charge but also help the users to estimate the entertainment time and save the important data. For different types of batteries, modifying the software settings enables the designated battery working properly.
  • Page 20 SIM8918EA_SIM8918NA_User Manual ⚫ The Type-C Interface Reference Design Figure 15: USB Type-C Connection Reference Design www.simcom.com 20 / 53...
  • Page 21 SIM8918EA_SIM8918NA_User Manual ⚫ The Micro-USB Interface Reference Design igure 16: USB Micro-USB Connection Reference Design 3.6.2 Micro-USB Interface and Type-C Interface Feature PIN Name PIN Num USB Mode USB_SS1_RX_P/M 252/270 USB_SS1_RX_P/M USB_SS1_TX_P/M 254/253 USB_SS1_TX_P/M USB_SS2_RX_P/M 152/192 USB_SS2_RX_P/M USB_SS2_TX_P/M 150/151 USB_SS2_TX_P/M USB _DP/M 13/14 USB _DP/M...
  • Page 22 SIM8918EA_SIM8918NA_User Manual ⚫ Differential pair routing, 90+-10% differential impedance, and stereo ground plane are needed. ⚫ Reserved ESD protection components close to the USB interface: Highly recommend the TVS junction capacitance value on the USB2.0 signal lines less than 2pF. Highly recommend the TVS junction capacitance value on the USB3.1 signal lines less than 0.5pF.

  • Page 23: Table Of Contents

    SIM8918EA_SIM8918NA_User Manual CAM0_I2C_SDA GPIO_22 CAM0_I2C_SDA CAM0_I2C_SCL GPIO_23 CAM0_I2C_SCL CAM1_I2C_SDA GPIO_29 CAM1_I2C_SDA CAM1_I2C_SCL GPIO_30 CAM1_I2C_SCL UART1_RXD GPIO_70 UART1_RXD UART1_TXD GPIO_69 UART1_TXD GPIO_98 GPIO_98 DMIC1_CLK LPI_MI2S0_CLK GPIO_99 GPIO_99 DMIC1_DATA LPI_MI2S0_WS GPIO_100 GPIO_100 DMIC2_CLK LPI_MI2S0_DATA0 GPIO_101 GPIO_101 DMIC2_DATA LPI_MI2S0_DATA1 GPIO_105 GPIO_105 LPI_MI2S1_DATA1 GPIO_104 GPIO_104 LPI_MI2S1_DATA0 GPIO_103...
  • Page 24 SIM8918EA_SIM8918NA_User Manual VREG_L15A_1P8 VDD_3.3V VCCA VCCB 100pF 100pF UART_CTS_3.3V UART_CTS UART_RTS UART_RTS_3.3V UART_TXD UART_TXD_3.3V UART_RXD_3.3V UART_RXD TXS0104EPWR Figure 17: UART Voltage Level Shift Reference Design The compatible reference design is showing below. VREG_L15A_1P8 SIM8918x Module 4.7K VREG_L9A_1P8 4.7K Figure 18: TX Voltage Level Shift Reference Design SIM8918x VREG_L15A_1P8 Module...
  • Page 25 SIM8918EA_SIM8918NA_User Manual 3.7.3 SPI Interface SIM8918x series module supports up to 2 sets of the SPI interfaces. They only support the host mode, and the highest working frequency is 50MHz. PIN Name PIN Num Description Notes SPI1_MISO UART0_CTS SPI Data Input Signal SPI1_MOSI UART0_RTS SPI Data Output Signal...

  • Page 26: Gpio_98

    SIM8918EA_SIM8918NA_User Manual 3.7.5 I2S Interface SIM8918x series module supports 2 set of the I2S interfaces. It supports the input- mode, the output-mode, and the host-/device-mode. PIN Name Multiple I2S Description GPIO_98 LPI_MI2S0_CLK I2S0 Clock GPIO_99 LPI_MI2S0_WS I2S0 Word Select GPIO_100 LPI_MI2S0_DATA0 DI/DO I2S0 Data0...
  • Page 27 SIM8918EA_SIM8918NA_User Manual SD_LDO4 SD CARD VREG_L15A_1P8 51K_NC 100K 10K_NC DAT2 SD_DATA2 SD_DATA3 DAT3 SD_CMD SD_VDD SD_CLK SD_DATA0 DAT0 SD_DATA1 DAT1 SDCARD_DET_N DET_SW SIM8918x 10 GND 11 GND Module 12 GND 4.7uF 33pF 13 GND TVS closed to SD card Figure 20: SD Card Reference Design 3.9 TP Interface SIM8918x series module provides an I2C interface, an interruption function pin, and a reset pin, connecting the touching panel to operate.

  • Page 28: Gpio_22

    SIM8918EA_SIM8918NA_User Manual 3.10 LCD Interface SIM8918x series module’s video output interface meets the requirements of MIPI_DSI standard. It has a 4- Lane DSI DPHY 1.2 interface with the speed up to 1.5Gbps. It supports screen display with the maximum resolution of 720*1680 (HD+) at 60Hz. The PWM pin of the module could control the backlight brightness by software configuration.
  • Page 29 SIM8918EA_SIM8918NA_User Manual 3.11 Camera Interface SIM8918x series module’s video input interface meets the requirements of MIPI_CSI standard. ⚫ 2 sets of 4-Lane CSI interfaces. Support 2 (4-Lane + 4-Lane ) cameras or Support 3 (4-Lane + 2-Lane + 1-Lane) cameras. ⚫...

  • Page 30: Gpio_23

    SIM8918EA_SIM8918NA_User Manual Figure 23: CPHY & DPHY Interface Applications 3.11.2 DPHY Applications SIM8918x VDD_2V8 Clock LANE#0 LANE#1 eLDO LANE#2 VPH_PWR DVDD_0 LANE#3 1.05V GPIO CSI0 CAM0_PWDN eLDO VPH_PWR AFVDD_0/1 CAM0_RST GPIO 2.8V eLDO CAM0_MCLK VDD_IOVDD VDD_IOVDD CAM0_I2C_SDA 2.2 KΩ CAM0_I2C_SCL 2.2 KΩ...
  • Page 31 SIM8918EA_SIM8918NA_User Manual 3.12 Audio Interface SIM8918x series module supports following audio interfaces: ⚫ Three analog audio inputs MIC1 differential pair interface for the master microphone MIC3 differential pair interface for the denoising microphone MIC2 single ended interface for the audio jack. ⚫...
  • Page 32 SIM8918EA_SIM8918NA_User Manual Place close to the B: Single-ended microphone ends MIC_BIAS1 SIM8918x 2.2KR 10pF Module 33pF MIC1_P 2.2KR NC_0R ECM Type MIC1_N Microphone Figure 26: ECM Type Microphone Reference Design(single-ended) MEMS Type： SIM8918x MEMS Type Place close to the Microphone Module microphone ends MIC_BIAS1...

  • Page 33: Dmic1_Clk

    SIM8918EA_SIM8918NA_User Manual SIM8918x BIAS DMIC1 Module DATA 0.1uF BIAS MIC_BIAS1 DMIC2 DMIC1_CLK DATA DMIC1_DATA BIAS DMIC3 DATA 0.1uF BIAS DMIC4 MIC_BIAS3 DMIC2_CLK DATA DMIC2_DATA Figure 28: Digital Microphone Reference Design 3.12.2 Headphone Interface Place close to the headset jack. Reserved magnetic beads or 0R resistor for debugging. HS_DET 1000 OHM@100MHZ HPH_R...
  • Page 34 SIM8918EA_SIM8918NA_User Manual Parameter Testing Condition Minimum Typical Maximum Unit Input = 0 dBFS, 32 Ω load. Output Power 1 31.25 Input = 0 dBFS, 16 Ω load. Output Power 2 62.5 Output Voltage Input = 0 dBFS 0.94 0.99 Vrms Ω...
  • Page 35 SIM8918EA_SIM8918NA_User Manual 3.12.4 Handset Interface Place close to the Handset SIM8918x Differential Pair Wiring & Stereo ground plane Module 10pF 33pF 33pF 10pF EAR_P 33pF 10pF 10pF 33pF EAR_N 33pF 10pF 33pF 10pF Figure 31: Handset Reference Design Parameter Testing Condition Minimum Typical Maximum Unit...
  • Page 36 SIM8918EA_SIM8918NA_User Manual UIM_DET Default Configuration is low active: 100K/NC UIM Card with DET Pin: Connect R1, R3, Disconnect R2 VREG_L15A_1P8 UIM Card no DET Pin: Disconnect R1, R3, Connect R2 USIM_VDD USIM_RST USIM_CLK USIM_DET 0R/NC USIM_DATA UIM Card NC/0R 22pF 100nF C<30pF Module...
  • Page 37 SIM8918EA_SIM8918NA_User Manual pull-up 1/3 channel end-to-end Calibrated data result accuracy kΩ 100 K pull-up Trimmed value 99.5 100.5 kΩ 400 K pull-up Trimmed value kΩ 30 K pull-up Trimmed value 29.7 30.3 1/1 channel AMUX input MΩ resistance 1/3 channel AMUX input MΩ...
  • Page 38 SIM8918EA_SIM8918NA_User Manual the VREG_L15A_1P8 Sensor I2C Pull Up VDD or VREG_L15A_1P8 VDDIO Power Supply AVDD3.0V Power Supply for VREG_L17A_3P0 sensor 3.16 Motor Interface VIB_DRV_P SIM8918x Motor Module Figure 33: Motor Interface Reference Design 3.17 LED Interface SIM8918x series module supports charge indicate LED. Selecting a LED chip with the common anode is needed.
  • Page 39 SIM8918EA_SIM8918NA_User Manual 3.18 Flash LED Interface SIM8918x series module offers two channels of efficient FLASH_LED interface. The maximum current on each channel is 1A. FLASH_LED 100nF SIM8918x Flash：1A Torch：200mA Module Figure 35: Flash LED Interface Reference Design 3.19 Forced Emergency Download Interface SIM8918x series module offers a FORCED_USB_BOOT Pin, which is an emergency download interface.
  • Page 40 SIM8918EA_SIM8918NA_User Manual 4 WIFI & BT SIM8918x series module offers a common antenna interface combining the WIFI and the BT function. The customers could connect the external WIFI and BT two in one antenna via this interface. In the TDD mode, the WIFI and the BT coexist.
  • Page 41 SIM8918EA_SIM8918NA_User Manual 802.11n HT20 MCS7 15dBm± 2dB 802.11n HT40 MCS0 14dBm± 2dB 802.11n HT40 MCS7 14dBm± 2dB 802.11a OFDM 6Mbps 16dBm± 2dB 802.11a OFDM 54Mbps 8dBm±2dB 802.11n HT20 MCS0 16dBm± 2dB 802.11n HT20 MCS7 10dBm± 2dB 802.11n HT40 MCS0 13dBm± 2dB 802.11n HT40 MCS7 8dBm±2dB...
  • Page 42 SIM8918EA_SIM8918NA_User Manual 802.11a OFDM 54Mbps < -68dBm 802.11n HT20 MCS0 < -85dBm 802.11n HT20 MCS7 < -67dBm 802.11n HT40 MCS0 < -82dBm 802.11n HT40 MCS7 < -64dBm 802.11ac VHT20 MCS0 < -85dBm 802.11ac VHT20 MCS8 < -62dBm 802.11ac VHT40 MCS0 <...
  • Page 43 SIM8918EA_SIM8918NA_User Manual 5 GNSS SIM8918x series module supports multiple positioning systems, including the GPS, the GLONSS, and the BeiDou. LNA is a built-in component in the module to effectively enhance the receiving sensitivity of GNSS. 5.1 GNSS Outline Paramater Status Typical Unit CN Value...
  • Page 44 SIM8918EA_SIM8918NA_User Manual 6 Antenna Interface SIM8918x series module has four antenna interfaces, including the MAIN antenna, the DRX antenna, the GNSS antenna, and the WIFI/BT antenna. To ensure the well RF performance of the products, the RF lines wiring through the antenna pin to the antenna interfaces must meet the following requirements. ⚫...
  • Page 45 SIM8918EA_SIM8918NA_User Manual WCDMA B II 1850-1910MHz 23.0dBm +1/-3 WCDMA B V 824-849MHz 22.5dBm +1/-3 WCDMA B IV 1710-1755 MHz 22.5dBm +1/-3 23.0dBm ± 0.5 LTE B2 1850-1910 MHz 23.0dBm LTE B4 1710-1755 MHz 23.0dBm ± 0.5 LTE B5 824-849MHz 23.0dBm ± 0.5 LTE B7 2500-2570MHz 699-716MHz...
  • Page 46 SIM8918EA_SIM8918NA_User Manual LTE B71 663-698MHz 23.0dBm ± 0.5 GNSS(BDS/ Galileo/ 1559~1610 MHz GLONASS/ GPS): www.simcom.com 46 / 53...
  • Page 47 SIM8918EA_SIM8918NA_User Manual 6.1.2 RF Reference Design SIM8918x series module’s MAIN antenna reference design is showing as follows. MAIN Antenna RF Testing Interface (Optional) Antenna Matching Circuit ANT_TRX SIM8908x Module Figure 37: MAIN Antenna Reference Design R1, C1, and C2 are the antenna matching components. All these three components are adjustable to match the efficient and effective communication quality based on the interface debugging result.
  • Page 48 SIM8918EA_SIM8918NA_User Manual 50Ω impedance for the RF lines and cancel the RF testing interface. 6.2 WIFI/BT Antenna Interface SIM8918x series module’s WIFI/BT antenna interface feature is showing as follows. WIFI/BT Antenna Feature PIN Name PIN Num Description Feature 50Ω Impedance ANT_WIFI/BT AI/AO WIFI/BT Antenna Interface...
  • Page 49 SIM8918EA_SIM8918NA_User Manual low cost, recommend ensure 50Ω impedance for the RF lines and cancel the RF testing interface. 6.3 GNSS Antenna Interface SIM8918x series module’s GNSS antenna interface feature is showing as follows. GNSS Antenna Feature PIN Name Description Feature 50Ω...
  • Page 50 SIM8918EA_SIM8918NA_User Manual R1, C1 and C2 are the antenna matching components. All these three components are adjustable to match the efficient and effective communication quality based on the interface debugging result. Selecting R1 with 0R resistor by default, and reserved C1 and C2 with disconnection by default. Highly recommend reserved an RF testing interface to modify accurately and conveniently.
  • Page 51 SIM8918EA_SIM8918NA_User Manual customers route their PCB. Generally, the impedance of RF signal lines is determined by the dielectric constant (ER), the wiring width (W), the ground clearance (S), the height of the reference ground plane (H), and other factors. RF routing characteristic impedance control usually adopts the microstrip-slot line and the coplanar waveguide-slot line.
  • Page 52 SIM8918EA_SIM8918NA_User Manual Layer1 Prepreg Layer2 Prepreg Layer3 Prepreg Layer4 Figure 44: Four Layers PCB Coplanar Waveguide-slot Line Structure (Reference Layer Three) Layer1 Prepreg Layer2 Prepreg Layer3 Prepreg Layer4 Figure 45: Four Layers PCB Coplanar Waveguide-slot Line Structure (Reference Layer Four) To ensure the well RF performance of the products, the RF lines wiring through the antenna pin to the antenna interfaces must meet the following requirements.
  • Page 53 SIM8918EA_SIM8918NA_User Manual 6.5 Antenna Installation 6.5.1 GNSS Passive Antenna Reference Design SIM8918x series module’s antenna interface installation requirements are showing as follows. Antenna Installation Requirements Paramaters’ Requirements Antenna Standing wave ratio: ≤ 2 Gain (dBi): GSM/GPRS/EDGE 850: 0.64 dBi GSM/GPRS/EDGE 1900: 2.12 dBi WCDMA/HSDPA/HSUPA Band II: 2.12 dBi WCDMA/HSDPA/HSUPA Band IV: 2.95 dBi WCDMA/HSDPA/HSUPA Band V: 0.64 dBi...
  • Page 54 SIM8918EA_SIM8918NA_User Manual Frequency Range: 1559 - 1607MHz Polarization Type: Right-Handed Circular or Linear Polarization Standing wave ratio: < 2 (Typical) Passive Antenna Gain: > 0dBi GNSS Active Antenna Noise Coefficient: < 1.5dB (Typical) Active Antenna Gain: > -2dBi Active Antenna Integrated LNA Gain: <17dB (Typical) Active Antenna Total Gain: <17dBi (Typical) www.simcom.com 53 / 53...
  • Page 55 SIM8918EA_SIM8918NA_User Manual 6.6 Safety Caution Safety Caution Marks Requirements When in a hospital or other health care facility, observe the restrictions about the use of mobiles. Switch the cellular terminal or mobile off, medical equipment may be sensitive and not operate normally due to RF energy interference. Switch off the cellular terminal or mobile before boarding an aircraft.
  • Page 56 SIM8918EA_SIM8918NA_User Manual GSM cellular terminals or mobiles operate over radio frequency signals and cellular networks and cannot be guaranteed to connect in all conditions, especially with a mobile fee or an invalid SIM card. While you are in this condition and need emergent help, please remember to use emergency calls.
  • Page 57 SIM8918EA_SIM8918NA_User Manual End Product Labeling The final end product must be labeled in a visible area with the following" Contains FCC ID: 2AJYU-8XRA002 ". Manual Information to the End User The OEM integrator has to be aware not to provide information to the end user regarding how to install or remove this RF module in the user’s manual of the end product which integrates this module.
  • Page 58 SIM8918EA_SIM8918NA_User Manual Déclaration d'exposition aux radiations Cet équipement est conforme Canada limites d'exposition aux radiations dans un environnement non contrôlé. Cet équipement doit être installé et utilisé à distance minimum de 20cm entre le radiateur et votre corps. This device is intended only for OEM integrators under the following condition: The transmitter module may not be co-located with any other transmitter or antenna.
  • Page 59 SIM8918EA_SIM8918NA_User Manual Avertissement: les dispositifs fonctionnant dans la bande de 5150 à 5250MHz sont réservés uniquement pour une utilisation à l'intérieur afin de réduire les risques de brouillage préjudiciable aux systèmes de satellites mobiles utilisant les mêmes canaux; (ii) pour les dispositifs munis d'antennes amovibles, le gain maximal d'antenne permis pour les dispositifs utilisant les bandes de 5250 à...

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