NEC NEAX 2400 ICS Manual Download

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CHAPTER 3

ND-45383 (E)

Page 54
Revision CD 1.0

ATTENTION

Contents
Static Sensitive
Handling
Precautions Required

3.5.2

Switch Setting Sheet of DRE Card in DRU-23-S3

Switch Settings

SYMBOL

CIRCUIT CARD

DRE

PZ-CC94/PZ-23ELCK

SW70

SW71

ALM

LINK

IVDCN

CN3

CN1

CN2

PWR

BATT1
BATT0
LED

PZ-23ELCK

CHAMP0

CHAMP1

PZ-CC94

SW73 SW74

Note 5

Note 1

SW71

SW70

Note 4

Note 3

Note 2

Note 7

Note 6

SW73/SW74

Left

Right

Summary of Contents for NEAX 2400 ICS

Page 1: ...ND 45383 E ISSUE CD 1 0 STOCK 200716 DRU System Manual JANUARY 1996 NECAmerica Inc...

Page 2: ...EC America Inc has prepared this document for use by its em ployees and customers The information contained herein is the property of NEC America Inc and shall not be reproduced without prior written...

Page 3: ...RMATION vii CHAPTER 1 INTRODUCTION 1 1 GENERAL 1 1 1 Configuration of the DRU System Manual 1 1 2 Related Reference Manuals 2 CHAPTER 2 GENERAL INFORMATION FOR DRU 3 1 GENERAL 3 2 SYSTEM OUTLINE 3 2 1...

Page 4: ...RU 13 3 3 1 Required Circuit Cards for the DRU 13 3 3 2 Functions of Circuit Cards for the DRU 14 4 DATA PROGRAMMING PLAN FOR DRU 23 4 1 Relationship between Each Circuit on the DLI Card and LENS 23 5...

Page 5: ...4 1 When Mounting the Battery within the DRU 43 3 4 2 When Mounting the Battery Externally 45 3 5 Switch Setting of the DRE Card 47 3 5 1 Switch Setting Sheet of DRE Card in DRU 30 A 48 3 5 2 Switch...

Page 6: ...pection 107 CHAPTER 4 INSTALLATION TEST PROCEDURE 109 1 GENERAL 109 2 INSTALLATION TEST PROCEDURE 109 2 1 Start up of the DRU 110 2 2 Check of Lamp Indications and System Messages 111 2 3 Check of Loo...

Page 7: ...the DRU 129 3 2 Loop Back Diagnosis between the DLI and the Transmission Equipment 131 3 2 1 Procedure for Loop Back Diagnosis between the DLI and the Transmission Equipment 132 3 3 Loop Back Diagnos...

Page 8: ...n DRU 23 S3 11 Figure 2 8 Outer View of DRE Card in DRU 30 S3 12 Figure 2 9 Mounting Location of DLI Card 14 Figure 2 10 Front View of PA DAIA 15 Figure 2 11 Front View of PA DAIC 18 Figure 2 12 Mount...

Page 9: ...in the DRU 43 Figure 3 16 Battery Cable Connection When Mounting the Battery within the DRU 44 Figure 3 17 Battery Mounting 45 Figure 3 18 Battery Cable Connection When Mounting the Battery Externally...

Page 10: ...onnector Pin Accommodation for DRU 30 A DRU 30 S3 104 Figure 3 30 Connection of Dterm 105 Figure 3 31 CHAMP Connector Pin Accommodation for DRU 23 S3 106 Figure 4 1 Mounting of the DRU Cover 114 Figur...

Page 11: ...ations of Interface between NEAX2400 IMS and the DRU 9 Table 2 3 DRE Card Lamp Indication Reference Table 12 Table 2 4 Specifications of the Battery 13 Table 2 5 PA DAIA Lamp Indication Reference Tabl...

Page 12: ...configuration of this manual is shown in Table 1 1 Table 1 1 Configuration of the DRU System Manual CHAPTER TITLE CONTENTS 2 GENERAL INFORMATION FOR DRU This chapter explains the outline of the funct...

Page 13: ...rocedure for starting up the system by turning on the operating power The testing procedures used to verify that each system feature operates ac cording to the assigned office data NEAX2400 IMS System...

Page 14: ...dated in the PIM of the NEAX2400 IMS using the digital line interface Figure 2 1 shows the outline of the NEAX2400 IMS when the DRU is used Figure 2 1 Outline of NEAX2400 IMS when the DRU is used 1 2...

Page 15: ...means of 2 pair cables and thus the number of the cables for Dterm Analog PB TEL can be reduced Even when the system is installed in a wide area such as a factory a university premises etc the dis tan...

Page 16: ...ter View of the DRU Figure 2 2 shows the outer view of the DRU Figure 2 2 Outer View of the DRU 3 1 2 Type of DRU DRU is available in following three types DRU 30 A This DRU is capable of connecting a...

Page 17: ...ASSEM Option Installing plural sets of the DRU at one location using the 19 inch rack Option Figures 2 3 through 2 5 show examples of installation of the DRU Figure 2 3 Example of Installation of the...

Page 18: ...nstallation of the DRU Floor Installation using STAND ASSEM Option DRU BATT BOX ASSEM DRU STAND ASSEM STAND ASSEM Note The external battery and the BATT BOX ASSEM must be locally provided When the bat...

Page 19: ...inch rack Option DRU DRU DRU DRU BATT BOX UNIT Special DRU DRU DRU 19 inch Rack IEC Spec BATT BOX ASSEM Standard When installing 4 sets of DRU When installing 3 sets of DRU Note 1 The 19 inch rack sho...

Page 20: ...Series III Distance between the DRU and Analog PB TEL Dterm 350 Including TEL resistance Max 200 meters 609 feet Max 200 meters 609 feet Table 2 2 Specifications of Interface between NEAX2400 IMS and...

Page 21: ...interface between the DRU and the NEAX2400 IMS and between the DRU and the Dterm Analog PB TEL Figures 2 6 through 2 8 show the outer view of the DRE card and Table 2 3 describes lamp indications of...

Page 22: ...ND 45383 E CHAPTER 2 Page 11 Revision CD 1 0 Figure 2 7 Outer View of DRE Card in DRU 23 S3 SW70 SW71 LB ALM LINK IVDCN CN3 CN1 CN2 PWR BATT1 BATT0 LED PZ 23ELCK CHAMP0 CHAMP1 PZ CC94 SW73 SW74...

Page 23: ...dication Reference Table LAMP NAME COLOR STATE REMARKS LINK Green Signal link with the NEAX2400 IMS is established ALM Red An alarm such as a clock failure frame loss etc has occurred LB Red Loop back...

Page 24: ...3 3 1 Required Circuit Cards for the DRU For interface between the NEAX2400 IMS and the DRU the following circuit cards are required 1 DLI PA DAIA This circuit card provides the interface between the...

Page 25: ...eed 2 048 Mbps Line Impedance 75 120 ohms The interface wires for this circuit card are accommodated by the LT terminal on the PIM backplane as sociated with the DLI card s mounting slot MOUNTING LOCA...

Page 26: ...Page 15 Revision CD 1 0 FRONT VIEW Figure 2 10 shows front view of the PA DAIA card Figure 2 10 Front View of PA DAIA LB OPE N OPE LINK CRC PCM FRM MFRM RMT BLUE PALM MB BL7 BL BL4 BL3 BL0 SW3 R G R G...

Page 27: ...has been detected MFRM Red Indicates that a multi frame loss due to the data from the DRU has been detected RMT Red Indicates that the DRU has detected a frame loss and it has been alerted from the re...

Page 28: ...ckplane as sociated with the DLI card s mounting slot When the DRU 23 S3 is remotely installed using the digital tie line this circuit card and the PLO Phase Lock Oscillator PA CK00 B CK00 B should be...

Page 29: ...3 E Page 18 Revision CD 1 0 FRONT VIEW Figure 2 11 shows front view of the PA DAIC card Figure 2 11 Front View of PA DAIC LB OPE N OPE LINK CRC PCM FRM RMT BLUE PALM MB BL7 BL BL4 BL3 BL0 SW3 R G R G...

Page 30: ...icates that a frame loss due to the data from the DRU has been detected RMT Red Indicates that the DRU has detected a frame loss and it has been alerted from the remote office as an remote office alar...

Page 31: ...t Line Impedance 75 120 ohms The interface wires for this circuit card are accommodated by the LT terminal on the PIMB backplane associated with the DLI card s mounting slot MOUNTING LOCATION Figure 2...

Page 32: ...ision CD 1 0 FRONT VIEW Figure 2 13 shows front view of the PA 2DAID card Figure 2 13 Front View of PA 2DAID BL7 BL BL4 BL3 BL0 SW01 G R R OPE1 OPE0 LINK1 LB1 ALM1 RM BLU1 PALM1 LINK0 LB0 RM BLU1 MB G...

Page 33: ...s abnormal at more than one circuit among No 0 through No 29 circuits LINK0 Green Indicates that a signal link with the DRU is established for No 0 DLI LB0 Red Indicates that a loop back test is in pr...

Page 34: ...ROUP LEVEL PA DAIA PA DAIC 30 LC 30 ELC MODE 15 DLC MODE 23 ELC MODE 11 DLC 1 ELC MODE ODD No GROUP 01 03 05 07 09 11 13 15 17 19 21 23 7 VOICE 15 Not used DATA 7 Not used VOICE 15 Not used DATA 7 Not...

Page 35: ...3 3014 3015 3016 3017 3018 3019 3020 3021 3022 Note XXX120 121 122 123 124 125 126 127 130 131 132 133 134 135 136 137 140 141 142 143 144 145 146 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20...

Page 36: ...basis Local Loop Back Check Remote Loop Back Check Remote Loop Back The loop back test method is as per the switch setting on the DLI card and on the DRE card in the DRU 5 1 Local Loop Back Check This...

Page 37: ...RU When this test is performed the remote office must be in the Remote Loop Back status When this test is performed from the DLI setting canceling of Remote Loop Back can be made from the DLI to the D...

Page 38: ...ion line between the DLI and the DRU by Remote Loop Back Check The self office only sets loop back but cannot verify the normal ity of the line In case a transmission equipment is provided between the...

Page 39: ...nections between the NEAX2400 IMS and the DRU and between the DRU and Dterm Analog PB TEL For procedures not explained in this manual refer to the NEAX2400 IMS Installation Procedure Manual 2 PRECAUTI...

Page 40: ...it Figure 3 2 is recommended as an effective countermeasure against static electricity The kit is available from NEC Figure 3 2 3M Model 8012 Portable Field Service Kit Wrist Strap Place the Circuit C...

Page 41: ...ring to Paragraph 3 3 Confirmation of Power Cable of the DRU confirm the correctness of the power cable connec tion of the DRU Referring to Paragraph 3 4 Mounting of the Battery Op tion set the batter...

Page 42: ...eferring to Figure 3 4 or 3 5 drill holes at the locations marked for the DRU Put wood screws CRWS 4 1 20 15BF into the drilled holes leaving the top portion of each screw above the level by 5 mm 430...

Page 43: ...rill bit of 3 5 2 Drill with a drill bit of 7 3 Inset an anchor Carl PC plug into each drilled hole Specifications of Carl PC plug are as shown below PART NO COLOR OUTER DIAMETER LENGTH OUTER DIAMETER...

Page 44: ...3 6 Marking for the STAND ASSEM START Marking Drilling END Referring to Figure 3 6 mark the STAND ASSEM setting lo cations Referring to Figure 3 7 drill holes at the locations marked for the STAND ASS...

Page 45: ...with a drill bit of 3 5 2 Drill with a drill bit of 7 3 Inset an anchor Carl PC plug into each drilled hole Specifications of Carl PC plug are as shown below PART NO COLOR OUTER DIAMETER LENGTH OUTER...

Page 46: ...CHAPTER 3 ND 45383 E Page 36 Revision CD 1 0 Figure 3 8 Fastening of the STAND ASSEM STAND ASSEM Set Screw Set Screw...

Page 47: ...2 1 When Mounting the DRU on the Wall Figure 3 9 Remove the DRU Cover START Referring to Figure 3 9 remove the cover off the DRU Referring to Figure 3 10 hook up the DRU onto the wood screws inset on...

Page 48: ...CHAPTER 3 ND 45383 E Page 38 Revision CD 1 0 Figure 3 10 Installation of the DRU Wall Mounting DRU Wood screw Wood screw...

Page 49: ...11 Installation of the DRU Floor Installation by the STAND ASSEM START Referring to Figure 3 9 remove the cover off the DRU Referring to Figure 3 11 hook up the DRU onto the screws PL C P IMS 4 10 15B...

Page 50: ...g to Figures 3 12 and 3 13 Note The 19 inch rack should be provided by the installer Figure 3 12 Installation of the DRU When Mounting 4 Sets of DRU onto the 19 inch Rack 2100 mm 7 10 inches 1958 mm 7...

Page 51: ...allation of the DRU When Mounting 3 Sets of DRU onto the 19 inch Rack 2100 mm 7 10 inches 1958 mm 7 5 inches DRU Mounting M T G 19 inch Rack IEC Spec BATT BOX UNIT Standard BATT BOX ASSEM Standard DRU...

Page 52: ...0V terminals on the Power Supply in the DRU If the short piece is not connected across the above mentioned terminals connect it Note When the operating voltage to be used is 200V 260V remove the short...

Page 53: ...Option 3 4 1 When Mounting the Battery within the DRU Figure 3 15 Battery Connection When Mounting the Battery within the DRU START Referring to Figure 3 15 mount the battery to the DRU Referring to F...

Page 54: ...CHAPTER 3 ND 45383 E Page 44 Revision CD 1 0 Figure 3 16 Battery Cable Connection When Mounting the Battery within the DRU BATT0 BATT1 Battery Cable DRE card Battery DRU...

Page 55: ...ion CD 1 0 3 4 2 When Mounting the Battery Externally Figure 3 17 Battery Mounting START Referring to Figure 3 17 mount the battery onto the BATT BOX ASSEM Referring to Figure 3 18 connect the battery...

Page 56: ...e Connection When Mounting the Battery Externally Battery Cable Note 1 BATT BOX ASSEM Note 2 BATT1 BATT0 DRU DRE Card Note 1 As the battery cable use DRU EX Battery Lau Stock 240542 Note 2 As the term...

Page 57: ...itches on circuit cards use a Portable Field Service Grounding Kit in order to prevent dam age to static sensitive components Example 3M Model 8012 consists of 2 2 VELOSTAT Work Mat 15 ft Ground Cord...

Page 58: ...ns Required 3 5 1 Switch Setting Sheet of DRE Card in DRU 30 A Switch Settings SYMBOL CIRCUIT CARD DRE PZ CC63 PZ 30LCP SW3 CNP0 PWR BATT1 BATT0 LED PZ 30LCP CHAMP0 CHAMP1 PZ CC63 SW1 IMP SW2 ALM LINK...

Page 59: ...r of the signal data link to 4 When setting channel number of the signal data link to 5 When setting channel number of the signal data link to 6 When setting channel number of the signal data link to...

Page 60: ...a link to 13 When setting channel number of the signal data link to 14 When setting channel number of the signal data link to 15 When setting channel number of the signal data link to 16 When setting...

Page 61: ...al data link to 20 When setting channel number of the signal data link to 21 When setting channel number of the signal data link to 22 When setting channel number of the signal data link to 23 This sw...

Page 62: ...the signal data link to 27 When setting channel number of the signal data link to 29 When setting channel number of the signal data link to 30 When setting channel number of the signal data link to 3...

Page 63: ...d Note 2 Switch setting for Loop Back Test SW1 6 SW1 7 When loop back test is not performed OFF OFF Normal setting When setting the DRE to Remote Loop Back ON OFF When setting the DRE to Local Loop Ba...

Page 64: ...tch Setting Sheet of DRE Card in DRU 23 S3 Switch Settings SYMBOL CIRCUIT CARD DRE PZ CC94 PZ 23ELCK SW70 SW71 LB ALM LINK IVDCN CN3 CN1 CN2 PWR BATT1 BATT0 LED PZ 23ELCK CHAMP0 CHAMP1 PZ CC94 SW73 SW...

Page 65: ...ing channel number of the signal data link to 4 When setting channel number of the signal data link to 5 When setting channel number of the signal data link to 6 When setting channel number of the sig...

Page 66: ...a link to 13 When setting channel number of the signal data link to 14 When setting channel number of the signal data link to 15 When setting channel number of the signal data link to 16 When setting...

Page 67: ...l data link to 18 When setting channel number of the signal data link to 19 When setting channel number of the signal data link to 23 Standard Setting This switch setting must agree with the switch se...

Page 68: ...sociated PA DAIC card Note 3 Switch setting for 12 Multi Frame 24 Multi Frame Format SW70 2 12 Multi Frame Format D4 ON 24 Multi Frame Format ESF OFF Note 4 Switch setting of m bit 4 Kbps data link sy...

Page 69: ...800 1066 feet ON OFF OFF 1066 1310 feet OFF ON ON For in premises direct installation OFF ON ON Note 6 Switch setting for transmission line code ZCS SW71 5 B7 Stuffing ON B8ZS OFF Note 7 Switch settin...

Page 70: ...tions Required 3 5 3 Switch Setting Sheet of DRE Card in DRU 30 S3 Switch Settings SYMBOL CIRCUIT CARD DRE PZ CC79 PZ 30ELCL SW70 SW71 LB ALM LINK IVDCN SW72 CN3 CN1 CN2 PWR BATT1 BATT0 LED PZ 30ELCL...

Page 71: ...the signal data link to 4 When setting channel number of the signal data link to 5 When setting channel number of the signal data link to 6 When setting channel number of the signal data link to 7 Wh...

Page 72: ...k to 13 When setting channel number of the signal data link to 14 When setting channel number of the signal data link to 15 When setting channel number of the signal data link to 16 When setting chann...

Page 73: ...ata link to 20 When setting channel number of the signal data link to 21 When setting channel number of the signal data link to 22 When setting channel number of the signal data link to 23 This switch...

Page 74: ...signal data link to 27 When setting channel number of the signal data link to 29 When setting channel number of the signal data link to 30 When setting channel number of the signal data link to 31 St...

Page 75: ...Note 2 Switch setting for Loop Back Test SW71 6 SW71 7 When loop back test is not performed OFF OFF Normal setting When setting the DRE to Remote Loop Back ON OFF When setting the DRE to Local Loop Ba...

Page 76: ...Wrist Strap with alligator clip Before handling any circuit cards first spread out the work mat then connect the ground cord to the frame or other ground source If a CHARGE GUARD wrists strap is to b...

Page 77: ...cal alcohol Make sure that no lint or dust remains on the connector after cleaning Confirm the mounting position of each circuit card by referring to the Module Face Layout Confirm that the color code...

Page 78: ...CHAPTER 3 ND 45383 E Page 68 Revision CD 1 0 ATTENTION Contents Static Sensitive Handling Precautions Required Figure 3 19 Circuit Card Mounting Partial Insertion About 50 mm 2 inches...

Page 79: ...rd Switch Setting Sheet Switch Settings SYMBOL CIRCUIT CARD DLI PA DAIA CON2 3 2 1 LB OPE N OPE LINK CRC PCM FRM RMT BLUE PALM BL MB BL4 7 BL0 3 CON1 SW0 SW2 SW1 SW3 MB DOWN CON1 3 2 1 1 2 3 4 5 6 7 8...

Page 80: ...r of the signal data link to 4 When setting channel number of the signal data link to 5 When setting channel number of the signal data link to 6 When setting channel number of the signal data link to...

Page 81: ...a link to 13 When setting channel number of the signal data link to 14 When setting channel number of the signal data link to 15 When setting channel number of the signal data link to 16 When setting...

Page 82: ...al data link to 20 When setting channel number of the signal data link to 21 When setting channel number of the signal data link to 22 When setting channel number of the signal data link to 23 This sw...

Page 83: ...the signal data link to 27 When setting channel number of the signal data link to 29 When setting channel number of the signal data link to 30 When setting channel number of the signal data link to 3...

Page 84: ...DRU 30 A 30LC Mode ON For DRU 30 S3 30ELC Mode ON 15DLC Mode OFF Note 3 Switch setting for selection of stutter DT MW Lamp SW1 7 Stutter DT and MW Lamp ON MW Lamp OFF Note 4 Switch setting for bit rat...

Page 85: ...apter is used SW3 3 for No 0 3 circuit SW3 4 for No 4 7 circuit SW3 5 for No 8 14 circuit SW3 3 3 4 3 5 When simultaneous communications of voice and APA APR ON Analog Port Adapter are performed In th...

Page 86: ...hen setting the DLI to Remote Loop Back OFF ON When setting the DLI to Remote Loop Back Check ON ON Note 7 Switch setting specifying BL lamp indications SW3 7 SW3 8 The BL lamp indicates the status of...

Page 87: ...I PA 2DAID OPE1 OPE0 LINK1 LB1 ALM1 RM BLU1 LINK0 LB0 ALM0 RM BLU0 MB BL4 7 BL0 3 SW23 MB DOWN SW12 SW22 3 2 1 1 2 3 4 ON SW13 SW23 Note 6 SW01 SW13 SW22 SW20 SW21 SW10 SW11 BL SW12 1 2 3 4 5 6 7 8 No...

Page 88: ...e signal data link to 4 When setting channel number of the signal data link to 5 When setting channel number of the signal data link to 6 When setting channel number of the signal data link to 7 When...

Page 89: ...annel number of the signal data link to 14 When setting channel number of the signal data link to 15 When setting channel number of the signal data link to 16 When setting channel number of the signal...

Page 90: ...When setting channel number of the signal data link to 21 When setting channel number of the signal data link to 22 When setting channel number of the signal data link to 23 This switch setting must a...

Page 91: ...to 27 When setting channel number of the signal data link to 29 When setting channel number of the signal data link to 30 When setting channel number of the signal data link to 31 Standard Setting Thi...

Page 92: ...DLI 23 1 for No 1 DLI DRU 30 A ON DRU 30 S3 OFF Note 3 Switch setting for 30LC 30ELC 15DLC Mode SW10 5 for No 0 DLI SW20 5 for No 1 DLI For DRU 30 A ON For DRU 30 S3 30ELC Mode ON 15DLC Mode OFF Note...

Page 93: ...f voice and APA APR Analog Port Adapter are performed or the case where the Data Adapter is used SW13 2 SW23 2 for No 0 3 circuit SW13 3 SW23 3 for No 4 7 circuit SW13 4 SW23 4 for No 8 14 circuit SW1...

Page 94: ...ions SW01 6 SW01 7 SW01 8 For No 0 DLI The BL lamp indicates the status of No 0 through No 7 channel OFF OFF OFF The BL lamp indicates the status of No 8 through No 15 channel ON OFF OFF The BL lamp i...

Page 95: ...Setting Sheet Switch Settings SYMBOL CIRCUIT CARD DLI PA DAIC LB OPE N OPE LINK CRC PCM FRM RMT BLUE PALM BL MB BL4 7 BL0 3 CON2 SW0 SW2 SW1 SW3 MB DOWN CON2 3 2 1 1 2 3 4 5 6 7 8 Note 5 ON 1 2 3 4 5...

Page 96: ...setting channel number of the signal data link to 4 When setting channel number of the signal data link to 5 When setting channel number of the signal data link to 6 When setting channel number of th...

Page 97: ...data link to 13 When setting channel number of the signal data link to 14 When setting channel number of the signal data link to 15 When setting channel number of the signal data link to 16 When sett...

Page 98: ...tch setting must agree with the switch setting on the associated DRE card in DRU 23 S3 Note 2 Switch setting when specifying band rate of data transmission SW2 1 64 Kbps ON 48 56 Kbps OFF This switch...

Page 99: ...OFF When SW2 2 has been set to ON SW2 3 must be set to OFF Note 5 Switch setting specifying the Equalizer The distance between the DRU and the PCM MUX SW1 1 SW1 2 SW1 3 0 266 feet ON ON ON 266 534 fee...

Page 100: ...K OFF ON 48 K ON ON Note10 Switch setting for designating the case where simultaneous communications of voice and APA APR Analog Port Adapter are performed or the case where the Data Adapter is used...

Page 101: ...I to Local Loop Back Check ON OFF When setting the DLI to Remote Loop Back OFF ON When setting the DLI to Remote Loop Back Check ON ON Note12 Switch setting specifying BL lamp indications SW3 7 SW3 8...

Page 102: ...s station lines PFT etc so that they can easily be distin guished Note 2 DRU 30 A DRU 30 S3 cannot be remotely installed by means of digital interface 3 7 1 Cable Termination and Cross Connection from...

Page 103: ...f CHAMP0 connector of DRU 2 pair cable IDF To TA lead of CHAMP0 connector of DRU To TB lead of CHAMP0 connector of DRU To RB lead of CHAMP0 connector of DRU 26 27 28 RB TB 1 2 3 RA TA To RA lead of DL...

Page 104: ...23 24 25 E RA POUTA TA B Card LT2 4 8 10 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 E RB POUTB TB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 E R...

Page 105: ...35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 E RB POUTB TB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 E RA POUTA TA C CARD LT1 3 5 8 10 B A C A B C A A C C B 01 05 09 13 17...

Page 106: ...45 46 47 48 49 50 E RB1 POUTB1 TB1 E RB0 POUTB0 TB0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 E RA1 POUTA1 TA1 E RA0 POUTA0 TA0 B CARD LT2 6 7 9 A B A B B A 01 05 09 13 17 21...

Page 107: ...0 C C C C 01 05 09 13 17 21 11 03 11 19 00 04 08 12 16 20 09 01 09 17 10 02 10 18 08 00 08 16 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 LT0 LT1 LT2 LT3 LT4 LT5 LT7 LT8 LT...

Page 108: ...ard For IMG ICS For MMG ICS While referring to Figures 3 21 and 3 22 identify the lead names for the DLI card and the terminal locations of the leads While referring to description of PLO card in NEAX...

Page 109: ...U x A B leads of PLO card to be connected only for sync clock distribution route DIU3B DIU3A PLO LEADS To POUTA B leads of the DLI card in the 1st clock distribution route DIU1B DIU1A DIU2B DIU2A DIU4...

Page 110: ...nt To DIU x A B leads of PLO card to be connected only for sync clock distribution route DIU3B DIU3A PLO LEADS To POUTA B leads of the DLI card in the 1st clock distribution route DIU1B DIU1A DIU2B DI...

Page 111: ...nd between the Modular Blocks and the IDF Protect the cables using cable ducts etc While referring to Figures 3 27 and 3 28 terminate the installed cables to the IDF and the Modular Blocks While refer...

Page 112: ...PTER 3 ND 45383 E Page 102 Revision CD 1 0 Figure 3 27 Details of Analog PB TEL Connection BX AX IDF CABLE PAIR MODULAR CABLE MODULAR BLOCK JACK L1 L2 Analog PB TEL A B MODULAR JACK CHAMP Connector Le...

Page 113: ...E CHAPTER 3 Page 103 Revision CD 1 0 Figure 3 28 Details of Dterm Connection BX AX IDF CABLE PAIR MODULAR CABLE MODULAR BLOCK JACK H2 H1 G L2 E L1 BK Y R G Dterm RB RA TB TA MODULAR JACK CHAMP Connec...

Page 114: ...A17 A18 A19 A20 A21 LEAD NAME To NEAX2400 IMS No 0 CKT No 1 CKT No 2 CKT No 3 CKT No 4 CKT No 5 CKT No 6 CKT No 7 CKT No 8 CKT No 9 CKT No 10 CKT No 11 CKT No 12 CKT No 13 CKT No 14 CKT No 15 CKT No...

Page 115: ...ock Jack and between the Modular Blocks and the IDF Protect the cables using cable ducts etc While referring to Figure 3 28 terminate the installed cables to the IDF and the Modular Blocks While refer...

Page 116: ...A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 LEAD NAME To NEAX2400 IMS No 0 CKT No 1 CKT No 2 CKT No 3 CKT No 4 CKT No 5 CKT No 6 CKT No 7 CKT No 8 CKT No 9 CKT No 10...

Page 117: ...the DRU rectifier and MDF IDF Clean the location for the field office Dispose of dust trash etc Confirm that DLI Mounted in NEAX2400 IMS are partially in serted Confirm that all connectors are correct...

Page 118: ...k of battery operation when a power supply failure END Referring to Paragraph 2 1 Start up of the DRU start up the DRU Referring to Paragraph 2 2 Check of Lamp Indications and System Messages check to...

Page 119: ...mounting slot Plug the AC cord of the DRU into the AC outlet Turn ON the operating power to the DRU Set the MB switch of the DLI card DOWN Assign the office data of the DRU Lift the handset of a Dter...

Page 120: ...lamp G on the DLI card illuminates If any lamp is indicating abnormality check the switch setting on the DLI card mounting slot of the DLI card cable connec tion to the MDF setting of the office data...

Page 121: ...n below When the lamp indications are as shown above perform the fol lowing loop back tests Loop back test from the DLI to the DRU Refer to Paragraph 3 1 in Chapter 5 Loop back test between the DLI an...

Page 122: ...low When the lamp indications are as shown above perform the fol lowing loop back tests Loop back test between the DLI and the transmission equip ment Refer to Paragraph 3 3 in Chapter 5 LAMP NAME LAM...

Page 123: ...ethod of mounting the cover of the DRU after the installation tests have completed Figure 4 1 Mounting of the DRU Cover START Referring to Figure 4 1 mount the cover of the DRU When the battery is ext...

Page 124: ...em operation status controlling and fault occur rences This paragraph explains for each system message related to DRU shown in Table 5 1 the following items Meaning Related System Message Example of P...

Page 125: ...AULT NAME CONTENTS OF FAULT 13 N Digital Line Warning During data transfer from the NEAX2400 IMS to the DRU such a fault as frame loss multi frame loss signal link down detect etc has occurred 13 O Di...

Page 126: ...5 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 15 19 23 15 19 23 14 18 22 14 18 22 01 03 05 07 09 11 13 17 21 01 03 05 07 09 11 13 17 21 00 02 04 06 08 10 12 16 20 00 02 04 06 08 10 12 16 20...

Page 127: ...7 08 00 0 8 28 00 1 8 48 00 2 8 68 00 3 8 09 00 0 9 29 00 1 9 49 00 2 9 69 00 3 9 0A 00 0 10 2A 00 1 10 4A 00 2 10 6A 00 3 10 0B 00 0 11 2B 00 1 11 4B 00 2 11 6B 00 3 11 0C 00 0 12 2C 00 1 12 4C 00 2...

Page 128: ...01 3 7 88 01 0 8 A8 01 1 8 C8 01 2 8 E8 01 3 8 89 01 0 9 A9 01 1 9 C9 01 2 9 E9 01 3 9 8A 01 0 10 AA 01 1 10 CA 01 2 10 EA 01 3 10 8B 01 0 11 AB 01 1 11 CB 01 2 11 EB 01 3 11 8C 01 0 12 AC 01 1 12 CC...

Page 129: ...work is the same as the status indicated the fault is indicated by 2 If the fault repair work indicated by 2 affects another normal line recheck the work as indicated by 9 The meaning of the symbols...

Page 130: ...fault of 2 When 7 with FAULT 2 performed CHECK OF WORK 5 Note 1 Judgment of faulty status 2 When the fault status coincides with the indication the cause for the fault is indicated 3 Operating items f...

Page 131: ...fer from the NEAX2400 IMS to the DRU 2 Related System Messages If this fault has occurred more than 16 times consecutively within a one hour period the system message 13 O is printed out If the fault...

Page 132: ...ted Minor 05 Signal link down detected 06 Multiframe loss Minor 11 Frame loss PCM down Major 12 Bit error 10 4 13 Slip detected Major 14 Remote office alarm detected 16 Multiframe loss Major 17 Frame...

Page 133: ...the following data and PCM lamp red FRM lamp red MFRM lamp red or CRC lamp red illuminate for PA 2DAID card ALM0 1 lamp red illuminates 13 N 17 Frame loss PCM down Continuous 18 Multiframe loss Conti...

Page 134: ...ssage 13 P is printed out 3 Example of Printout 4 Message Detail Data 5 Diagnostic from System Message Refer to System Message 13 N SYSTEM MESSAGE 13 O MN DIGITAL LINE FAILURE NEC TOKYO MAY 14 10 30 L...

Page 135: ...13 O has been re paired 3 Example of Printout 4 Message Detail Data SYSTEM MESSAGE 13 P DIGITAL LINE RESTORE NEC TOKYO MAY 14 10 30 LP00 0 ACT 1 0701 0000 0000 0000 2 0000 0000 0000 0000 3 0000 0000 0...

Page 136: ...stem message 13 Q the system message 13 R is printed out 3 Example of Printout 4 Message Detail Data 5 Diagnostic from System Message SYSTEM MESSAGE 13 Q SUP DRU BATTERY OPERATION NEC TOKYO MAY 14 10...

Page 137: ...power supply to the DRU stops and the DRU starts operating on the battery the system message 13 Q is printed out 3 Example of Printout 4 Message Detail Data SYSTEM MESSAGE 13 R AC LINE OPERATION NEC T...

Page 138: ...sion equipment loop back diagnosis between the DLI and the transmission equipment and between the DRU and the transmission equipment must be performed in ad vance to this loop back diagnosis Refer to...

Page 139: ...re indicating as follows a PA DAIA card LINK G OFF CRC R ON flashing or OFF PCM R FRM R MFRM R OFF RMT R BLUE R b PA 2DAIA card LINK0 1 G OFF ALM0 1 R ON flashing or OFF RM BLU0 1 R OFF c PA DAIC card...

Page 140: ...the DLI card various lamps are indicating as follows a PA DAIA card LINK G ON flashing or OFF CRC R PCM R FRM R One or more than one MFRM R lamp illuminates RMT R BLUE R b PA 2DAIA card LINK0 1 G ON...

Page 141: ...MFRM R lamp illuminates RMT R BLUE R b PA 2DAIA card LINK0 1 G ON flashing or OFF ALM0 1 R One or more than one RM BLU0 1 R lamp illuminates c PA DAIC card LINK G ON flashing or OFF CRC R PCM R FRM R...

Page 142: ...shing or OFF CRC R PCM R FRM R One or more than one MFRM R lamp illuminates RMT R BLUE R A OFF B FAULT The signal link channel of the DLI is not being transmitted transparently by the transmis sion eq...

Page 143: ...loop back diagnosis between the DRU and the transmission equipment when the DLI and the DRU are connected via the transmission equipment b PA 2DAIA card LINK0 1 G ON flashing or OFF ALM0 1 R One or m...

Page 144: ...Remote Loop Back mode Lamps on the DRE card are indicating as follows LINK G OFF or may be flickering ALM R ON flashing or OFF A Check to see if the power supply to the transmis sion equipment is norm...

Page 145: ...llows LINK G ON flashing or OFF ALM R ON or may be flickering END A FAULT The transmission equipment is faulty Check the transmission equip ment The transmission line between the DRI and the transmiss...

Page 146: ...Paragraph 4 2 Battery Fault Paragraph 4 3 4 1 DLI Fault START On the DLI card set the MB switch UP and extract the DLI card from its mounting slot On a spare DLI card set the switches On a spare DLI...

Page 147: ...he cable connected with the CHAMP connectors of the DRE card Remove the DRE card from the DRU On a spare DRE card set the switches and insert the DRE card into the DRU Connect the cable to PWR LED BAT...

Page 148: ...h are fastening the battery cover Lift the battery cover and remove it from battery Replace the battery with a spare and place the cover onto the spare battery Fasten the battery cover using the three...

Page 149: ...ATT BOX ASSEM Remove the cable connected to the battery Replace the battery with a spare and mount it onto the BATTBOX ASSEM Connect the cable to the battery Mount the cover back onto the BATT BOX ASS...

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NEC NEAX 2400 ICS, Manual

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