Multitech MTSMC-G1 Hardware Manual Download Page 31

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Chapter 5 – The SocketModem Developer Board

Multi-Tech Systems, Inc. SocketModem GSM Hardware Guide for Developers

Developer Board Schematics

DCDTTL 3

DTRTTL

RXDTTL 3

DSRTTL

CTSTTL

TXDTTL 3

RTSTTL

RITTL 3

VIN

2,4

MIC

SPKR

3,4

GND

VCC

R78 47K

U13C

74LCX04

C187

4.7pF

Q14
2N3904

C191 .01uF

R80 47K

R214

2.7K

FB25

MLB20

R205 10K

C13

.01uF

R77 47K

R207 47K

C186 .001uF

100 V

R82 47K

R209 47K

C179 10uF

16V

C180 .01uF

Q18

2N3904

R211 10K

C183

.001uF

C14

.01uF

R210 0

R18 2.7K

C181 1uF

U12C

74LCX04

R212

47K

U12A

74LCX04

C182 .001uF

100 V

R81 47K

U17A

V+

V-

TL082

3
2

Q17

2N3904

U12E

74LCX04

R213

10K

U23

LM4861

SHUTDOWN

BYPASS

IN-
IN+

VO1

VO2

VDD

GND

Q20

2N3904

U12B

74LCX04

U13D

74LCX04

R216 0

Q15
2N3904

Q13
2N3904

P19

SHUNT

U12D

74LCX04

R76 47K

C1 .01uF

C185 .01uF

U13E

74LCX04

J19

HEADER-2

R79 47K

LED13 RED

J20

5-PIN-STEREO-JACK

Q12

2N3904

C184

.47uF

25 V

R208 301K

J18

5-PIN-STEREO-JACK

Q16

2N3904

16 V

C190

.1uF

R5 2.7K

LED12 RED

R17 2.7K

LED11 RED

R4 2.7K LED10 RED

R215 0

LED17 RED

R59 2.7K

LED16 RED

R60 2.7K

LED15 RED

R20 2.7K

LED14 RED

R19 2.7K

R83 47K

Summary of Contents for MTSMC-G1

Page 1: ...SocketModem GSM MTSMC G1 Hardware Guide for Developers...

Page 2: ...ion and to make changes from time to time in the content hereof without obligation of Multi Tech Systems Inc to notify any person or organization of such revisions or changes See the Multi Tech Web si...

Page 3: ...rence EMI Considerations 15 Electrostatic Discharge Control 15 Chapter 4 Safety and Regulatory Compliance 16 Safety Notices and Warnings 16 Telecom Safety Warning 16 Wireless Safety 16 Certifications...

Page 4: ...Memory SIM support to store recall more than 127 text messages SMS Large Memory SIM support to store recall more than 127 entries per phonebook Symstream multi dimensional symbolic communication prot...

Page 5: ...ting Temperature 30 to 70 C FCC certified operating temperature range is 30 to 50 C Storage Temperature 40 to 85 C Humidity 20 to 90 non condensing Operating Voltage 5VDC Power Requirements 5V Typical...

Page 6: ...Chapter 1 SocketModem GSM Multi Tech Systems Inc SocketModem GSM Hardware Guide for Developers 6 Mechanical Dimensions SocketModem GSM Mechanical Drawing...

Page 7: ...dem GSM Multi Tech Systems Inc SocketModem GSM Hardware Guide for Developers 7 SocketModem Configuration Serial Configuration Note The bolded shaded pins are the SocketModem GSM active pins Top View S...

Page 8: ...TXD line to send data to the module for transmission or to transmit commands to the module The DTE holds this circuit in mark state when no data is being transmitted or during intervals between chara...

Page 9: ...degrees C Conditions INOM IMAX 5V During TX bursts 2W 1 2 A 1 3 A 5V Average 2W 250mA 320mA 5V Average 0 5W 180mA 200mA 5V Average idle mode 15mA 25mA Power Consumption in GSM1800 1900 MHz 25 degrees...

Page 10: ...to 960 MHz 1805 to 1880 MHz 1930 to 1990 MHz Frequency TX 824 to 849 MHz 880 to 915 MHz 1710 to 1785 MHz 1850 to 1910 MHz RF Power Stand 2W at 12 5 duty cycle 2W at 12 5 duty cycle 1W at 12 5 duty cy...

Page 11: ...Chapter 1 SocketModem GSM Multi Tech Systems Inc SocketModem GSM Hardware Guide for Developers 11 Upgrading Firmware Upgrading the Firmware will be addressed in a later revision of this document...

Page 12: ...ency RX 869 to 894 MHz 925 to 960 MHz 1805 to 1880 MHz 1930 to 1990 MHz Frequency TX 824 to 849 MHz 880 to 915 MHz 1710 to 1785 MHz 1850 to 1910 MHz RF Power Stand 2W at 12 5 duty cycle 2W at 12 5 dut...

Page 13: ...Right Angle 800 900 1800 1900 MHz Cellular Modem Antenna 10 ANQB 10HRA Hinged Right Angle 800 900 1800 1900 MHz Cellular Modem Antenna 50 ANQB 50HRA PTCRB Requirements Note There cannot be any altera...

Page 14: ...journals electronics and electrical engineering text books and component supplier application notes PC Board Layout Guidelines In a 4 layer design provide adequate ground plane covering the entire bo...

Page 15: ...9 Lay out the highest frequency signal traces next to the ground grid 10 If a multilayer board design is used make no cuts in the ground or power planes and be sure the ground plane covers all traces...

Page 16: ...ations Fixed means that the device is physically secured at one location and is not able to be easily moved to another location Mobile means that the device is designed to be used in other than fixed...

Page 17: ...on public roads is not permitted Maintenance of Your Modem Your wireless modem is the product of advanced engineering design and craftsmanship and should be treated with care The suggestions below wi...

Page 18: ...u to provide the modem s model identification give the Multi Tech wireless model identification not the identification of the host device See the label example below The Multi Tech model identificatio...

Page 19: ...ovide 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...

Page 20: ...ors retailers and importers are obliged to finance the costs of recovery from municipal collection points reuse and recycling of specified percentages per the WEEE requirements Instructions for Dispos...

Page 21: ...xavalent Chromium Cr 6 1000 PPM Cadmium Cd 100 PPM Polybrominated Biphenyl PBB 1000 PPM Polybrominated Diphenyl Ether PBDE 1000 PPM Moisture Sensitivity Level MSL 1 Tin Whisker Growth None detected Ma...

Page 22: ...hromium CR6 Polybrominated Biphenyl PBB Polybrominated Diphenyl Ether PBDE Printed Circuit Boards O O O O O O Resistors X O O O O O Capacitors X O O O O O Ferrite Beads O O O O O O Relays Opticals O O...

Page 23: ...g to Chinese Standards in Chinese MII EIP 39 RoHS Multi Tech Systems Inc TS HS PB Hg CD CR6 PBB PBDE O O O O O O X O O O O O X O O O O O O O O O O O O O O O O O IC O O O O O O O O O O O O X O O O O O...

Page 24: ...Chapter 5 The SocketModem Developer Board Multi Tech Systems Inc SocketModem GSM Hardware Guide for Developers 24 Chapter 5 The SocketModem Developer Board SocketModem Developer Board Block Diagram...

Page 25: ...apter 5 The SocketModem Developer Board Multi Tech Systems Inc SocketModem GSM Hardware Guide for Developers 25 The Developer Board Components See the next page for a description of the Board Componen...

Page 26: ...ech Systems Inc transformer with the Test Demo board Use of any other power source will void the warranty and will likely damage the Test Demo board and the SocketModem The transformer connector is ke...

Page 27: ...Blocks Switch Blocks and Board Orientation Module Style Board Labels Block Settings S4 Board Labels Block Settings S3 Non ISDN SocketModems and SocketEthernet IP MODEM ETHERNET MT ISDN ETHERNET MODEM...

Page 28: ...BOOST JP4 HEADER 5x2 1 2 3 4 5 6 7 8 9 10 U22 TC1262 1 3 VIN VOUT C178 1uF 16 V R246 0 R85 0 C177 1uF 16 V JP12 HEADER 3 1 2 3 P9 SHUNT R69 22K P12 SHUNT C45 470pF L1 15uH R1 100K R31 15 8K R86 0 CR2...

Page 29: ...8 9 10 11 12 S3 1 SW 4PDT 2 3 1 R44 150 JP7 HEADER 5x2 1 2 3 4 5 6 7 8 R41 200 R39 200 U25 ADM6318 1 4 3 5 2 RESET WDI RESET VCC GND S3 2 SW 4PDT 11 10 12 R57 10K S5 SW SPST 1 3 2 4 R45 150 SW3 SW DPD...

Page 30: ...0pF 5KV R73 47K J2 6X4 MODJACK 5 4 3 2 R22 4 7K R23 10K 2 R13 75 J21 8X8 MODJACK 5 4 3 2 6 1 7 8 C55 15pF C194 01uF S4 4 SW 4PDT 5 6 4 R239 0 Q21 2N3904 JP1 HEADER 3 1 2 3 CR3 DALC208SC6 5 3 1 6 2 4 F...

Page 31: ...V C180 01uF Q18 2N3904 R211 10K C183 001uF C14 01uF R210 0 R18 2 7K C181 1uF U12C 74LCX04 5 6 R212 47K U12A 74LCX04 14 7 1 2 C182 001uF 100 V R81 47K U17A V V TL082 1 3 2 Q17 2N3904 U12E 74LCX04 10 11...

Page 32: ...t have street address not P O Box your telephone number and if the product is out of warranty a payment in advance is required Acceptable means of payment include credit card wire transfer or a check...

Page 33: ...our Repair Accounting department at 763 717 5631 in the U S A or email mtsrepair multitech com Repairs for damages caused by lightning storms water power surges incorrect installation physical abuse...

Page 34: ...charge Control 15 EMC Requirements for Industry Canada 19 EMC Safety and R TTE Directive Compliance 19 F FCC Regulations 19 H Handling Precautions related to electrostatic discharge control 15 I Inter...

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