Documentation number 11401198 manual cover page b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 miniature fiber optic modem with v.54 diagnostics model 1140 documentation number 11401198 b&b electronics mfg. Co. Inc. 707 dayton road -- p.O. Box 1040 -- otta...
Documentation number 11401198 manual table of contents b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 table of contents 1.0 warranty information ................................ 1 1.1 radio and tv interference.........................................1 1.2 ...
Documentation number 11401198 manual 1 b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815 433-5100 -- fax (815) 433-5105 1.0 warranty information b&b electronics warrants all model 1140 components to be free from defects, and will, at our option, repair or replace the product should it fail ...
2 documentation number 11401198 manual b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 1.2 service all warranty and non-warranty repairs must be returned freight prepaid and insured to b&b electronics. All returns must have a return materials authorization ...
Documentation number 11401198 manual 3 b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815 433-5100 -- fax (815) 433-5105 2.0 general information thank you for your purchase from b&b electronics. This product has been thoroughly inspected and tested and is warranted for one year parts and lab...
4 documentation number 11401198 manual b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 3.0 configuration overview the model 1140 is fairly simple to install and is ruggedly designed for excellent reliability: just set it and forget it. The following instruc...
Documentation number 11401198 manual 5 b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 the model 1140 has two sets of eight switches, yielding 16 total dip switches. The three sets will be referred to as s1 and s2. As figure 2 shows, the orientation of all ...
6 documentation number 11401198 manual b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 s1-1 through s1-4: data rate setting switches s1-1 through s1-4 are set in combination to determine the asynchronous and synchronous data rate for the model 1140. S1-1 s ...
Documentation number 11401198 manual 7 b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 s1-8: carrier control method the setting for switch s1-8 determines whether the carrier is "constantly on" or "controlled by rts". This setting allows for operation in sw...
8 documentation number 11401198 manual b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 s2-3: extended signaling rate the setting for switch s2-3 determines the range of variability the model 1140 "looks for" in asynchronous data rates (i.E., the actual vari...
Documentation number 11401198 manual 9 b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 4.0 installation the model 1140 is easy to install. After configuring the dip switches, simply connect the two fiber cables and then connect the rs-232 interface. Figure ...
10 documentation number 11401198 manual b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 5.0 operation once you have configured each model 1140 properly and connected the fiber and rs-232 cables, you are ready to operate the units. This section describes the...
Documentation number 11401198 manual 11 b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 a. Activate lal. This may be done in one of two ways: first, by moving the front panel toggle switch down to "lal". Second, by raising pin 18 on the interface. (note: ma...
12 documentation number 11401198 manual b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 5.2.3 using the v.52 ber test independently the v.52 ber test can be used independently of the v.54 loopback tests. This requires two operators: one to initiate and moni...
Documentation number 11401198 manual 13 b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 appendix a: specifications transmission line: dual optical cable transmission mode: async. Or sync., half or full duplex interfaces: eia rs-232, ccitt v.24 data rates: 0...
14 documentation number 11401198 manual b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 appendix b: pin configurations.
