Siemens Saturn Iie Epabx General Description Manual
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Page 181
I SATURN IlE EPABX Installation Procedures A30808X5130-8110-1-8926 Issue 1, May 1986 DESCRIPTION: Table 4.19 Central Office Trunk (TMEM) PC6 (S30810-Q414-X-*-8900) Refer to Figure 4.33 for a typical layout of a trunk-type PCB. The TMBM PCB, shown in Figure 4.34, contains four trunk circuits (0, 2, 4, and 6) utilizing four ports. Each TMBM circuit provides a two-wire loop interface between the system and a central office (CO) trunk. The trunk circuits send and receive dc supervisory signals and...
Page 182
I SATURN IIE EPABX A3o808-x5130-B110-1-8928 Installation Procedures Issue 1. May 1986 Red LEDs Figure 4.33 Typical Layout of a Trunk-Type PCB 4-53
Page 183
A30808-X513043110-143926 Issue 1, May 1986 Function Jumper Pins GND Start VlOl-V401 1 to 2 Loop Start’ VlOl-v401 2 to 3 fat identifie of ealance Balance Balance Board Return Loss A. With pin one of balance board in pin one of balance board socket (as shown above) the return ioss termination is: 600 Ohms t2.16pF. 8. With pin one of balance board in pin twelve of balance board socket (reverse), the return loss termination is: B%G+5- 5//i% nominal 900 Ohms. F&Jo 85277-55/1/ffi Figure 4.34...
Page 184
I - A30808-X5130-BllO-l-6928 Issue 1, May 1986 DESCRIPTION: .I Table 4.20 Direct Inward Dialing Trunk (TMIE) PCB (S30810-Q415-X-*-B900) The TMIE PCf3, shown in Figure 4.35, contains four trulik circuits (0. 2, 4, and 6) utilizing four ports. Each TMIE trunk circuit provides direct inwarddialing service from a CO to the system . The trunk cir- cuits send and receive dc supervisory signals, provide loop battery, and perform the analog lo PCM and PCM to analog transformation. The TMIE PCB is also...
Page 185
SATURN IIE EPABX Installation Procedures A30808-X5130-BllO-l-8928 Issue 1, May 1986 DC4 04 ! identifie. Balance Balance s Pir Boa Balance Board Return Loss A. With pin one of balance board in pin one of balance board socket (as shown above) the return loss termination is: 600 Ohms t2.16pF. B. With pin one of balance board in pin twelve of balance board socket (reverse), the return loss termination is: nominal 900 Ohms. n5.a 7 7-h - C///&z F/7 852778511186 Figure 4.35 TMIE PCB 4-56
Page 186
I I -- SATURN IIE EPABX A30808-X5130-8110-l-8928 Installation Procedures Issue 1, May 1986 DESCRIPTION: Table 4.21 Two-Wire E&M Trunk (TM&%2) PCB (S30810-Q429X * -8900) The TMBA-2 (E&M signaling) PCB, shown in Figure 4.36, provides either one-way or two-way incoming and outgoing trunk service. The TMBA-2 PCB contains four separate two-wire trunk circuits (0, 2, 4, and 6) utilizing four ports Each trunk circuit provides a 2-wire voice pair and E&M signaling leads be- tween the system and a...
Page 187
I - SATURN IIE EPABX A30808-X5130-8110-l-8928 Installation Procedures Issue 1, May 1986 VlOl v201 v301 v401 v102 v103 V202 V203 V302 V303 V402 V403 .: _. .__ . . . . . . . TMBA2 PCB E&M Signaling Table &77- Function Jumper Pins Jumper Pins Jumper] Pins 1 v101 v102 Comments Provides two ELM MDF signaling leads: E/M (or WMAL v403 v103 to 3 v203 This private line type interface is v303 1 to 2 similar to above but is onfy used in v403 Europe; information upon request. VlOl v102 v103...
Page 188
SATURN IIE EPABX A30808-X5130-BllO-l-8928 Installation Procedures Issue 1, May 1986 DESCRIF’TION: . Table 4.22 Four-Wire E&M Trunk (TMBA-4) PCB (S30810-Q430-X- * -BSOO) The TMBA-4 (E&M type signaling) PCB. shown in Figure -427, provides either one-way or two-way in- coming and outgoing service. The TMBA-4 PCB contains four separate four-wire trunk circuits (0, 2, 4, and 6) utilizing four ports. Each trunk circuit provides a voice transmit pair, a voice receive pair and E&M signaling leads...
Page 189
SATURN IIE EPABX A30606-x5130-B110-1-8928 Installation Procedures Issue 1, May 1966 VlOl v102 v301 v302 rT TT 1 T TWA4 PCS ELM Signaling Strap Table Function Jumper Pins Jumper Pins Jumper Pins Comments I VlOl I I v102 I I v103 1 I Tvml v403 v103 This private iine type intertace 12 v203 ? *.. D is similar to above but is only used V: 1 V402 1 103 L u J 1 v403 in Europe; iniormation upon- request. ,,.A” I Prowdes lour E&M MOF signaling en / g /2103 1 Ieey~~~,x~(or ) , ..I”, 1 V402 1...
Page 190
SATURN IIE EPABX Installation Procedures I - A30808-X5130-BllO-l-8928 Issue 1, May 1986 Table 4.23 Parallel/Serial Converter (PSC) PCB (S30810-Q419-X10- * -B900) DESCRIPTION: . The PSC PCB, shown in Figure 4.38, converts the serial Pulse Code Modulation (PCM) voice signals to parallel signals and multiplexes these signals onto an eight-bit parallel highway. These parallel sig- nals are then transferred to the MCA board for further processing. The reverse function is also performed by the...