Related Manuals for 3onedata MODEL7302
Summary of Contents for 3onedata MODEL7302
- Page 1 MODEL7302 FE1 Optic Fiber Modem User Manual 3onedata Co.,Ltd Tel: +86-755-26702688 Fax: +86-755-26703485 www.3onedata.com...
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Page 2: Table Of Contents
MODEL7302 User Manual Contents 1. Introduction ............................3 2. Product Features ..........................3 3. Specifications ............................. 3 4. Description on Installation and Panels ................. 4 4.1 Unpacking:............................. 4 4.2 Front/Rear panels of the stand alone device: ............... 4 4.3 Front/Rear panels of Rack-mountable casing: ..............6 5. -
Page 3: Introduction
MODEL7302 User Manual 1. Introduction MODEL7302 FE1 Fiber Modem is a high-performance E1 fiber optic modem developed by using a dedicated integrated circuit. It is to modulate a framing or non-framing E1 data signal directly into single- or multi-mode optic fiber for a transmission via optic cable line. At another end of the optic cable, optical signal is demodulated into a framing or non-framing E1 data signal. -
Page 4: Description On Installation And Panels
After the equipment is unpacked, a check shall be done for the completeness. If any part is found missing, please immediately contact our representative offices or agents. Complete packing shall include the following items (for an independent product): One set of MODEL7302 FE1 Fiber Modem ... - Page 5 If this lamp is constantly lightening, it indicates that Pseudo-random code passes the test. Rear panel： Rear Panel of MODEL7302/AC 220V AC： AC power jack. OFF ON： Power switch. When the ON button is pressed down, the power supply is turned E1-75Ω...
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Page 6: Front/Rear Panels Of Rack-Mountable Casing
MODEL7302 User Manual S5.8: Pseudo-random code test, ON valid, and valid at loopback status. MODEL7302 bottom coded switch： Bottom Coded Switch After time slot 0 is valid, other coded switches in whatever positions are all valid. Select the number of time slots according to the expected rate. Normally for an independent type, a time slot setting of automatic tracking Central Site module is selected. -
Page 7: Model7302 Application
MODEL7302 User Manual RACK/AC AC redundancy power supply panel： RACK/AC AC Redundancy Power Supply Panel 160~270 VAC：AC 220V input jack ON OFF：power switch +5V：5V main power supply indicator lamp； +12V：12V fan power supply indicator lamp RACK/DC DC redundancy power supply panel：... -
Page 8: Settings Of Switch And Jumper
MODEL7302 User Manual 5.3 Settings of Switch and Jumper Independent device has totally 5 setting switches, with S5 located on the rear panel and S1~S4 under the bottom cover. The user can easily make settings without the need to open the cover. -
Page 9: Framing/Non-Framing And Time Slot Settings
MODEL7302 User Manual FE1 Fiber Modem FE1 Fiber Modem Fiber Link Remote Local Remote Loop back S5.8: Pseudo-random code test control (PATT). “OFF” indicates normal operation; “ON” indicates pseudo-random sequence test. The default is “OFF”. It generates a pseudo-random sequence code to be transmitted to E1 output terminal and tests whether E1 input signal is in compliance with this sequence standard, so as to judge whether the device and line transmission have an error code. -
Page 10: Common Problems
MODEL7302 User Manual to “OFF” (other switches are located in such a way that the setting of non-framing is unaffected) Framing mode: 1st switch is set to “OFF”, and all other switches are set according to the time slot positions to be used by E1 channel and the rate of V.35 port. (If it is set to tracking remote time slot, the time slot switch will become invalid) Attention: Ex-work S1,S2,S3 and S4 are all set to “OFF”...
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