ETL 41 TEST REPORT5HYN600485-TA Edition: 051 of 9 July 2010 CLIENT:____________________________________ ABB ORDER NO.:____________________________________ STATION:____________________________________ DIRECTION:____________________________________ FREQUENCY:____________________________________ CABINET NO.:____________________________________ EQPT. SR. NO.:____________________________________ TESTED BY : ________________DATE : ______________ ETL 41 TEST REPORT5HYN600485-TA 2 of 9 SAFETY INSTRUCTIONS Electrical Safety WARNINGEnergy hazard The 48 V d.c. supply or any voltage converter can deliver high currents. The DC supply can deliver high currents. Remove all rings, watches and other metal jewellery before removing cover. Do not bridge connectors with tools, etc. CAUTIONStatic sensitive devices The cards contain static sensitive devices. These devices are sensitive to static electricity and must be protected by special handling and packaging. ETL 41 TEST REPORT5HYN600485-TA 3 of 9 Designations and abbreviations used: B5LAmodule type P4LA(P15-P18)test point designations on the frontplate, test point 15 with respect to 18 [] space for entering the test result [ X ]test O.K. [- ]test not applicable Test No. ETL test procedureTest pointPermissible valueUnitsTest result AGENERAL 1.POWER SUPPLY P7LA 1.1Battery 48 V DCB5LA(BAT-0V)-46 to -50V DC[ ] 1.2Battery 60 V DCB5LB(BAT-0V)-58 to -62V DC[ ] 1.3Main supply 230 V ACB5LC(UR-0V)-49 to -55V DC[ ] 2.POWER SUPPLY P7LB 2.1Stabilised voltage +12.8 VP4LA(P15-P18)12.5 to 13.1V DC[ ] 2.2Stabilised voltage-12.8 VP4LA(P16-P18)-12.5 to -13.1V DC[ ] 2.3Stabilised voltage +5.1 VP4LA(P14-P18)4.9 to 5.4V DC[ ] 2.4Ripple on +12.8 VP4LA(P15-P18)< 15mV rms[ ] 2.5Ripple on -12.8 VP4LA(P16-P18)< 15mV rms[ ] 2.6Ripple on +5.1 VP4LA(P14-P18)< 50mV rms[ ]

3.FREQUENCY GENERATION, CHANNEL 1 3.1System clock 7.68 MHzP4LG(P22-P18) 25Hz[ ] 3.2Sync. Volt. Rx sync (SLAVE only)P4LG(P16-P18)6.0 2V DC[ ] 3.3Tx carrier frequency TxfcP4LG(P2-P18)Txfc+624kHz 4 Hz[ ] Tx VCO voltageP4LG(P4-P18)1.6 to 2.0V DC[ ] 3.4 Rx carrier frequency RxfcP4LG(P30-P18)Rxfc+624KHz 4 Hz[ ] Rx VCO voltageP4LG(P32-P18)1.6 to 2.0V DC[ ] 3.5Pilot frequency channel 3780Hz Space frequencyP4LA(P23-P18)3750 2Hz[ ] Mark: Connect M-P28 to O4LB/C 1)P4LA(P23-P18)3810 2Hz[ ] NOTE:1) Only if O4LB or O4LC in use. ETL 41 TEST REPORT5HYN600485-TA 4 of 9 Test No. ETL test procedureTest pointPermissible valueUnitsTest result BCHANNEL TESTING 4.TRANSMITTER 4.1AF aux. signal level: Pilot P4LA(P23-P18)-16.0 0.5dBu[ ] Press test tone buttonP4LA 1000 Hz test toneP4LA(P25-P18)-10.0 0.5dBu[ ] 4.2Tx RF level setting: Setting for SP4LF(switch S1)_________[ ] Inject AF test tone of 800 Hz, 0 dBm0P4LB(P15-P18)-10.0 0.5dBu[ ] at O4LA (V9LA-X305 1a/1b) Adjustment of the RF test tone level with potentiometer on P4LFP4LF(P13) T(RF)P3LA/B(P11-P13)____ 1.0dBu[ ] 4.3Tx RF level check: Pilot = T(RF)-6 dBP3LA/B(P11-P13)____ 1.0dBu[ ] Test tone POWER T=________dBm Voltage level at COAX:: POWER T -9 dB across 75 COAX POWER T -6.8 dB across 125 COAX____ 1.0dBu[ ] POWER T -6.0 dB across 150 COAX Output power check: Inject AF test tone of 800 Hz at X305 1a/1b with level = 20 log S dB = ________ AF level = 20 log S - 10 dBP4LB(P15-P18)____ 0.5dBu[ ] RF level = T(RF) + 20 log SP3LA/B(P11-P13)____ 1.0dBu[ ] Note: For values of S and T(RF) refer to pt. 4.2 4.4Tx alarm threshold: Set Tx alarm using potmeter R116 on P1LA at the rear side fora pilot drop of -12 dBm0P3LA/B(P11-P13)____ 1.0dBu[ ] 4.5Tx alarm indication: Pilot level < threshold (4.4)P3LA/B(P3)Tx alarm LED ON[ ] P4LA(P7)Tx alarm LED ON [ ] Pilot level > threshold (4.4)P3LA/B(P3)Tx alarm LED OFF[ ] P4LA(P7)Tx alarm LED OFF[ ] ETL 41 TEST REPORT5HYN600485-TA 5 of 9 Test No. ETL test procedureTest pointPermissible valueUnitsTest result 5.RECEIVER 5.1Standard AGC setting using potmeter on P3LA/BP4LA(AGC)26 1dB[ ] 5.2AF Rx level setting: Adjust AF testtone level withPotmeter on P4LB(P34) Opposite station feed 800Hz orP4LB(P23-P18)-10.0 0.5dBu[ ] press CALL button. 5.3AGC test Opposite station feed 800Hz or press CALL button. Set26 - 20 dBP4LB(P23-P18)-10.0 0.5dBu[ ] 26 +10 dBP4LB(P23-P18)-10.0 0.5dBu[ ] 5.4Remote loop check: Inject 800 HzP4LB(P4-P5)0.0dBm Check at 800 HzP4LB(P23-P18)-10 0.5dBu[ ] 5.5Rx alarm indication: Interrupt RF line, after delayP4LA(P8)Rx alarm LED ON[ ] Reconnect RF line, after delayP4LA(P8)Rx alarm LED OFF[ ] ETL 41 TEST REPORT5HYN600485-TA 6 of 9 Test No. ETL test procedureTest pointPermissible valueUnitsTest result 6.TELEPHONY2/4 WIRE PAX INTERFACEO4LCSlotN______ Refer Annexure for Jumper Settings for O4LC with option USIC 6.1Tx level check: 4W In, joinO4LC(SC-P28) input_______dBm, 800 HzO4LC(P13-P18)-10.0 0.5dBu[ ] at X306 2a/2b 2W In, joinO4LC(HY-P28) input_______dBm, 800 HzO4LC(P13-P18)-10.0 0.5dBu[ ] at X306 1a/1b 6.2Rx level check: Opposite station: feed signal as for 6.1, connectO4LC(SC-P28) Check 4W Out across 600 O4LC(4W-OUT)____ 0.5dBm[ ] Opposite station: feed signal as for 6.1, connectO4LC(HY-P28) Check 2W Out across 600 O4LC(2W-OUT)____ 0.5dBm[ ] 6.3Dialing channel: Figure - 1 M-wire input open atopposite station, check: E-wireO4LC(X306 10a/10b) 23V DC[ ] as per figure - 1 Close M-wire input in theopposite station i.e. join O4LC(M-P28) Measure E-wire as per figure - 1O4LC(X306 10a/10b) 2.5V DC[ ] ETL 41 TEST REPORT5HYN600485-TA 7 of 9 Test No. ETL test procedureTest pointPermissible valueUnitsTest result 6.4Service telephone check: Press CALL button at oppositestation Rx: after 3 sec.O4LCBuzzer sounds[ ] At depressed CALL button: 1 kHz tone attelephone receiveraudible[ ] 6.5Distortion factor: Feed 400 Hz at -6 dBm0 (-9.5dBm) in the opposite station. JoinO4LC(SC-P28) Rx output across 600 O4LC(4W-OUT)k 1%[ ] 6.6Frequency response: Feed signal at -6 dBm0 (-9.5dBm) in the remote station and measure O4LC(4W-OUT)-9.5 0.5dBm frequency response across 600 frequency range Speech 2.0 kHzSpeech 2.2 kHz Speech 2.4 kHzSpeech 3.4 kHz 0.2 kHz 0.2 kHz 0.2 kHz 0.2 kHz-0.0 / +dB 0.2 to 0.3 kHz0.2 to 0.3 kHz0.2 to 0.3 kHz0.2 to 0.3 kHz-0.9 / +dB 0.3 to 0.4 kHz0.3 to 0.4 kHz0.3 to 0.4 kHz0.3 to 0.4 kHz-0.9 / +3.0dB 0.4 to 0.6 kHz0.4 to 0.6 kHz0.4 to 0.6 kHz0.4 to 0.6 kHz-0.9 / +1.7dB 0.6 to 1.2 kHz0.6 to 1.4 kHz0.6 to 1.6 kHz0.6 to 2.4 kHz-0.9 / +0.9dB 1.2 to 1.6 kHz1.4 to 1.8 kHz1.6 to 2.0 kHz2.4 to 3.0 kHz-0.9 / +1.7dB 1.6 to 2.0 kHz1.8 to 2.2 kHz2.0 to 2.4 kHz3.0 to 3.4 kHz-0.9 / +3.0dB 2.0 to 2.2 kHz2.2 to 2.4 kHz2.4 to 2.6 kHz3.4 to 3.6 kHz-0.0 / +dB 2.2 kHz 2.4 kHz 2.6 kHz 3.6 kHz-0.0 / +dB[ ] Annexure- Normal O4LC Operation -1.Remove U-Lugs from the front plate of O4LC module. 2.Put jumpers- J, JO, CX, TA O4LC with USIC Board (Optional) 1.Put the U-Lugs back on the front plate of the O4LC module. 2.Put the jumpers at JU, TB, CF and remove the jumper J. 3.Put the jumpers as mentioned in the following table-

Voice ServiceJumper USICO4LC FXO End (EPAX End) PA, PB, PC, PD, PE, PF, PG, PH, PJ JU,TB,CF Remove jumper J FXS End (Remote Subscriber End) SA, SB, SC, SD, SE, SF, SG, SH, HI, SJ JU,TB,CF Remove jumper J HotlineSA, SB, SC, SD, SE, SF, SG, SH, SI, SJ JU,TB,CF Remove jumper J ETL 41 TEST REPORT5HYN600485-TA 8 of 9 Test No. ETL test procedureTest pointPermissible valueUnitsTest result 7.TELEOPERATIONO4LALocation ________ 7.1Tx level check: feedat X305 1a/1b input 1,______dBm, 800 HzO4LA(P14-P18)-10.0 0.5dBu[ ] feed at X305 2a/2b input 2,______dBm, 800 HzO4LA(P15-P18)-10.0 0.5dBu[ ] feed at X305 3a/3b input 3,______dBm, 800 HzO4LA(P16-P18)-10.0 0.5dBu[ ] 7.2Rx level checks: Oppositestation:feed in as under 7.1 output 1 800 Hz, across 600 O4LA(OUTPUT 1)____ 0.5dBm[ ] output 2 800 Hz, across 600 O4LA(OUTPUT 2)____ 0.5dBm[ ] output 3 800 Hz, across 600 O4LA(OUTPUT 3)____ 0.5dBm[ ] 7.3Wideband frequency response : Opposite station, Tx input O4LA or P4LB, feed signal -6 dBm0, 100-3600 HzFrequency response across 600 O4LA(OUTPUT____)-6.0 0.5dBm 200 Hz-0.0 / +dB 200 Hz to 300 Hz-0.9 / +dB 300 Hz to 400 Hz-0.9 / +1.7dB 400 Hz to 3600 Hz-0.9 / +0.9dB[ ] 7.4Frequency response,transit via E1LA: opposite station, Tx input O4LA or P4LB feed signal -6 dBm0 100-3600 Hz Frequency response across 600 O4LA(OUTPUT ____)-6.0 0.5dBm Passband of E1LA onlyfrom ________ to ________ Hz 300 Hz to 600 Hz-0.9 / +1.7dB 600 Hz to 3600 Hz-0.9 / +0.9dB[ ] ETL 41 TEST REPORT5HYN600485-TA 9 of 9 Test No. ETL test procedureTest pointPermissible valueUnitsTest result 8.AF AUX INPUT/OUTPUTP4LB If Aux. input/output used 8.1AF AUX I/P: Feed in, 0 dBm0, 800 Hz via P4LB X308 A6/C6CheckP4LB(P15-P18)-10 0.5dBu[ ] 8.2AF AUX input boost level: Boost ratio BR_________dB Feed in as under 8.1 Provide boosting with P4LB(X308 8a/8b)closed Check boosted levelP4LB(P15-P18)BR-10 0.5dBu[ ] 8.3AF AUX output: Feed in at opposite station as under 8.1, check level across 600 P4LB(X308 3a/3b)____ 0.5dBm[ ] 8.4Frequency response transitvia 3.6 kHz low-pass filter: (if not checked with O4LA) Feed inat opposite station as under 8.1, -6 dBm0, 100-3600Hz Frequency response across 600 P4LB(X308 3a/3b)_________ 200 Hz-0.0 / +dB 200 Hz to 300 Hz-0.9 / +dB 300 Hz to 400 Hz-0.9 / +1.7dB 400 Hz to 3400 Hz-0.9 / +0.9dB 3400 Hz to 3600 Hz-0.9 / +1.7dB 3600 Hz-0.0 / +dB[ ]