Siemens TC12 Installation, Commissioning And Maintenance Handbook page 9

6.3.1 General ........................................................................................................ 169
6.3.2 Configuring the Integral OTU PCB ............................................................... 169
6.3.3 Connectors and Cables................................................................................ 172
6.3.4 Lamp Monitor Unit - Number of Current and Voltage Sensors ..................... 178
6.4 COMMISSIONING ........................................................................................... 179
6.4.1 Commissioning Procedure after Power Up .................................................. 179
6.4.2 Configuration Using the Handset.................................................................. 180
6.4.3 Examples of Lamp Monitor Unit Configuration Using the Handset............... 185
6.4.4 LMU Commissioning .................................................................................... 188
6.5 MAINTENANCE............................................................................................... 191
6.5.1 Status LEDs ................................................................................................. 191
6.5.2 Effect of Incorrect Switch Settings on the OTU PCB .................................... 191
6.5.3 Fault Finding at the Outstation ..................................................................... 192
6.5.4 Lithium Battery ............................................................................................. 192
6.5.5 Recommended Spares................................................................................. 192
FIGURE 1 - SYSTEM DIAGRAM FOR DIGITAL OUTPUT RACK CONNECTION TO A
WALL MAP ................................................................................................. 8
FIGURE 2 - SYSTEM CONNECTION FOR TWO ITU RACKS ...................................... 9
FIGURE 3 - TC12 CABINET - EXTERNAL DIMENSIONS ........................................... 11
FIGURE 4 - TC12 INSTATION PC INSTALLATION SCREEN (7.4) ............................ 19
FIGURE 5 - TC12 INSTATION PC INSTALLATION SCREEN (8.3 & LATER)............. 19
FIGURE 6 - ITU 19" RACK (FRONT VIEW) ................................................................. 22
FIGURE 7 - PSU BOARD LAYOUT ............................................................................. 25
FIGURE 8 - PSU BOARD SWITCH SETTINGS........................................................... 26
FIGURE 9 - PSU BOARD MAINS VOLTAGE RANGE SETTING ................................ 27
FIGURE 10 - MODEM PCB LAYOUT .......................................................................... 30
FIGURE 11 - TRANSFORMER PCB LAYOUT............................................................. 35
FIGURE 12 - ITU 19" RACK (REAR VIEW) ................................................................. 35
FIGURE 13 - DIGITAL OUTPUT PCB LAYOUT........................................................... 36
FIGURE 14 - MODEM PCB - MDF CONNECTIONS ................................................... 41
FIGURE 15 - TRANSFORMER PCB - MDF CONNECTIONS...................................... 43
FIGURE 16 - MODEM AND PSU PCB STATUS LEDS................................................ 48
FIGURE 17 - MASTER SWITCH PANEL FUSES ........................................................ 60
FIGURE 18 - OUTSTATION PCB LAYOUT ................................................................. 64
FIGURE 19 - OUTSTATION PCB AND DAUGHTER BOARD LAYOUT ...................... 64
FIGURE 20 - OTU LITHIUM BATTERY ON / OFF SWITCH (S2) ................................ 67
FIGURE 21 - OTU 2/4 WIRE SELECT SWITCH (S4) .................................................. 67
FIGURE 22 - OTU 600 Ω HIGH IMPEDANCE SWITCH (S6)....................................... 67
FIGURE 23 - MODEM DAUGHTER CARD JUMPER POSITIONS.............................. 68
FIGURE 24 - OTU 6-WAY TELECOM SOCKET CONNECTIONS............................... 70
FIGURE 25 - OUTSTATION INPUT CONNECTIONS.................................................. 73
FIGURE 26 - OUTSTATION OUTPUT CONNECTIONS.............................................. 74
FIGURE 27 - FREESTANDING OUTSTATION INPUTS.............................................. 76
FIGURE 28 - LMU INPUT CONNECTOR..................................................................... 78
666/HE/43100/000
TC12 Installation, Commissioning & Maintenance Handbook
FIGURES
Page ix Issue 10