Nortel Networks RTU-292 Telephone User Manual


 
RTU-292 Operations Manual
5970506100 RTU-292 Main PCB Assembly (continued)
Part No. Description Reference Designator
933074154 IC, dig, 74HC154N, 4:16 decoder U43,44
933074244 IC, dig, 74HC244N, 3-state driver U54-57,60,61
933074373 IC, dig, 74HC373N, octal d latch U39,58
933741390 IC, dig, 74HC139, 2-4 Decoder U42
935681101 IC, dig, 68HC11A0FN w/o EEPROM U46
936074742 IC, dig, 74ALS74N, Dual D FF, Adv. U64
939016430 IC, dig, DS1643-150, real time cloc U41
950020020 IC, lnr, TDA2002V, 8W audio amp U17
953118100 IC, lnr, LT1181CN 5V RS-232 xcvr U37
953145436 IC, lnr, MC145436, DTMF RCVR U25
954000820 IC, op amp, TL082CP, dual biFET U1-3,13,15,16,20,21
956005550 IC, Timer, NE555 U30,31,32
958010720 IC, V reg, LT1072CT, Switching Reg U73
958078050 IC, V.reg, MC7805ACT, 5VDC U71,72
958078120 IC, V.reg, MC7812ACT, 12VDC U70
959002120 IC, lnr, DG212CJ Quad Analog Gate U4,5,6,8,9,18,19,22,23,33
959005720 IC, lnr, NE572N, Dual Compandor U14
959043500 IC, lnr, 4N35, 6-pin Opto isolator U7,11,12
959077051 IC, lnr, TL7705ACP, V superv U45
1221062200 LED, rt angle pc mnt, Red CR24
1610102000 Pot, 1K, single turn, trimpot, pcb R212
1611502000 Pot, 25 turn, 5K, vert pc R156,158
1611503000 Pot, 25 turn, 50K, vert pc R116,133
1810012014 Relay, low pwr, DPDT, 12VDC K1,K2
1820000000 Resistor, carb, 1/4W, 0 ohm R131,168,171,176
1820010000 Resistor, carb, 1/4w, 1 ohm R15,16,94
1820100000 Resistor, carb, 1/4w, 10 ohm R14,92
1820101000 Resistor, carb, 1/4w, 100 ohm R59,63,98,175
1820102000 Resistor, carb, 1/4w, 1000 ohm R50,51,52,95,97
1820103000 Resistor, carb, 1/4w, 10K ohm R185-192,197,198,211
1820103000 Resistor, carb, 1/4w, 10K ohm R119,136,141,146,165,166,180
1820103000 Resistor, carb, 1/4w, 10K ohm R7,10,11,12,17,18,21,32,41,42
1820104000 Resistor, carb, 1/4w, 100K ohm R137-139,142,152,157,161-164
1820104000 Resistor, carb, 1/4w, 100K ohm R20,23,25,27,36,72,74,76,77
1820104000 Resistor, carb, 1/4w, 100K ohm R78,80,82,84,85.86,89123-127
1820105000 Resistor, carb, 1/4w, 1Meg ohm R56,88,145,170
1820124000 Resistor, carb, 1/4w, 120K ohm R151
1820132000 Resistor, carb, 1/4w, 1300 ohm R211
1820152000 Resistor, carb, 1/4w, 1500 ohm R115,132
1820153000 Resistor, carb, 1/4w, 15K ohm R8,55,57,58,62,210
1820183000 Resistor, carb, 1/4w, 18K ohm R2,4,37,38,39,40
1820202000 Resistor, carb, 1/4w, 2000 ohm R200
1820204000 Resistor, carb, 1/4w, 200K ohm R73,81,154
1820221000 Resistor, carb, 1/4w, 220 ohm R91,93
1820222000 Resistor, carb, 1/4w, 2200 ohm R61,65,90,140,150,153,160
1820223000 Resistor, carb, 1/4w, 22K ohm R13,19,24,33,64,66,70,71
1820223000 Resistor, carb, 1/4w, 22K ohm R79,118,120,121,128-130,144
1820392000 Resistor, carb, 1/4W, 3900 ohm R110
1820470000 Resistor, carb, 1/4w, 47 ohm R202
1820471000 Resistor, carb, 1/4w, 470 ohm R99,167,208
1820472000 Resistor, carb, 1/4w, 4700 ohm R6,9,26,53,60,96,117,134,155
1820472000 Resistor, carb, 1/4w, 4700 ohm R159,172-174,179,201,209
1820473000 Resistor, carb, 1/4w, 47K ohm R113,143,182,183,193-196
1820473000 Resistor, carb, 1/4w, 47K ohm R30,31,35,75,83,87,100,111
1820512000 Resistor, carb, 1/4w, 5100 ohm R122
1820513000 Resistor, carb, 1/4w, 51K ohm R114
1820561000 Resistor, carb, 1/4w, 560 ohm R1,34,112,135
1820621000 Resistor, carb, 1/4w, 620 ohm R67,68,69
1820682000 Resistor, carb, 1/4w, 6800 ohm R22,54
JPS Communications, Inc.
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