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CHAPTER 4 NDA-24300
Page 282
Issue 1
UNIT/CIRCUIT CARD REPLACEMENT PROCEDURE
2.3.6 MISC Card Replacement Procedure
ATTENTION
Contents
Static Sensitive
Handling
Precautions Required
• Keep MB switch UP.
END
START
Extract the MISC card from its mounting slot.
Insert the new circuit card into the same
mounting slot.
On the MISC card, set MB switch DOWN.
On the MISC card, set MB switch UP.
- NEC America, Inc 1
- NEAX2400 IPX 10
- NDA-24300 10
- TABLE OF CONTENTS (CONTINUED) 13
- LIST OF FIGURES 21
- LIST OF FIGURES (CONTINUED) 22
- LIST OF TABLES 25
- LIST OF TABLES (CONTINUED) 26
- CHAPTER 1 INTRODUCTION 28
- CHAPTER 1 NDA-24300 29
- INTRODUCTION 29
- 1. GENERAL 30
- 1.1 Purpose 30
- 2.1 System Configuration 32
- Front View 33
- 192 TS192 TS 37
- 2.2.3 Group 38
- Groups as an exception 38
- 2.2.4 Level 39
- NDA-24300 CHAPTER 2 42
- SYSTEM MAINTENANCE OUTLINE 42
- CHAPTER 2 NDA-24300 45
- A pin is bent, not 55
- Gold-plated terminal 56
- CHAPTER 3 SYSTEM MESSAGES 64
- Reset Interrupt 69
- CPU Clock Down 71
- C-Level Infinite Loop 72
- Memory Failure 74
- ➀ ➁ ➂ ➃ ➃ ➃ 77
- Mate CPU Failure 78
- ➀ ➁ ➂ ➃ ➃ ➃ ➃ 79
- Both TSW Failure (Permanent) 80
- TSW Failure (Permanent) 81
- Both TSW Write Failure 82
- Module Group Down Failure 90
- TSW ACT Change Report 91
- Status of ACT side TSW card 92
- Status of ST-BY side TSW card 92
- PLO Restore 95
- Lock-Up Failure (Permanent) 98
- Lock-Up Failure (Temporary) 99
- -48V Over Current 100
- Ground Failure 101
- Digital Line Warning 102
- Digital Line Restore 104
- Both TSW Ready Failure 105
- TSW Ready Failure 106
- DLKC Ready Failure 107
- MUX Ready Failure 108
- Both MUX Ready Failure 109
- ➀ ➁ ➂ ➃ ➄ 110
- System Failure 114
- RGU & Howler Failure 115
- Line Load Control Start 116
- Line Load Control Stop 117
- NDA-24300 CHAPTER 3 120
- SYSTEM MESSAGES 120
- 12 12 12 123
- Emergency Control Start 127
- Emergency Control Stop 128
- Detail Information 135
- Load Status 136
- System Initialize 138
- CPU MBR Key Turn ON 139
- CPU MBR Key Turn OFF 140
- TSW MBR Key Turn ON 141
- TSW MBR Key Turn OFF 142
- TSW PLO Key Turn ON 143
- TSW PLO Key Turn OFF 144
- ALMC MB Key Turn ON 145
- ALMC MB Key Turn OFF 146
- PM MB Key Turn ON 147
- PM MB Key Turn OFF 148
- NCU MB Key Turn ON 149
- NCU MB Key Turn OFF 150
- Cyclic Diagnosis Normal 151
- Routine Diagnosis 155
- Active TSW system after 155
- Routine Diagnosis 156
- Active CPU system 156
- MG and Unit of No. of Trunk 157
- Ineffective Hold 157
- Performed Diagnosis Item 160
- MUX card (STBY) linkage 169
- Error detection by Routine 172
- Diagnosis 172
- ACT system after changeover 172
- Error detection by Routine 173
- ACT system after changeover 175
- ➀ ➁ ➂ ➃ ➄ ➅ ➆ ➇ ➈ ➉ 180
- Performed Diagnosis Item 182
- ED (Error Data) 182
- PLO MB Key Turn ON 183
- PLO MB Key Turn OFF 184
- CCH Clock Failure 185
- CCS Link Failure (Permanent) 192
- Probable cause for failure 193
- CCS Link Failure (Temporary) 194
- CKT No. of faulty circuit 196
- CCH Reset Interrupt Failure 197
- Digital Line Failure 199
- DRU Battery Operation 201
- DRU Line Operation 202
- Power Failure 203
- VPS Failure (Temporary) 204
- VPS Failure (Permanent) 205
- VPS Restore 206
- Inside Trunk All Busy 207
- Virtual Tie Line Set Report 209
- Virtual Tie Line Set Time Out 211
- Accommodated Location 212
- Fault Cause 212
- Invalid message class 213
- I/O Port Line OFF 221
- I/O Port Line Restore 222
- Hard Clock Failure 223
- Hard Clock Restore 224
- IOC Failure (Temporary) 225
- IOC Failure (Permanent) 226
- Station Exchanged Report 227
- CCH MBR Key Turn ON 230
- CCH MBR Key Turn OFF 231
- CCH MB Key Turn ON 232
- CCH MB Key Turn OFF 233
- Day/Night Change Information 234
- Day/Night Mode Specification 235
- External Switch Status 235
- IOC MB Key Turn ON 236
- IOC MB Key Turn OFF 237
- IOC MBR Key Turn ON 238
- IOC MBR Key Turn OFF 239
- ➀ ➁ ➂ ➃ ➄ ➅ 240
- MUX Clock Failure 244
- Both MUX Clock Failure 245
- Call Trace 247
- ➅ Kind of Call (Hex.) 250
- LAN Interface Error Report 251
- ➈ Application Type 253
- LAN Interface Release Report 255
- MUX Clock Restore 257
- SDT Alarm Warning 258
- SDT Alarm Trouble 260
- CHAPTER 3 NDA-24300 261
- Page 234 261
- Page 235 262
- SDT Alarm Restore 263
- SDT Interface Change Notify 264
- This page is for your notes 265
- NDA-24300 CHAPTER 4 266
- Page 239 266
- (Make-busy) key 267
- AT TE NTIO N 269
- Page 243 270
- Contents 271
- Static Sensitive 271
- Handling 271
- Precautions Required 271
- Cable Name to be disconnected 276
- CPU #0: 10AL-(110) FLT CA 276
- CPU #1: 10AL-(130) FLT CA 276
- ATTENTION 282
- Top Cover 283
- Front Panel 283
- Page 257 284
- HFD (PZ-IO27/PZ-IO28) 285
- CHAPTER 4 NDA-24300 293
- Page 266 293
- 2.3 Operating Procedures 294
- Page 272 299
- Page 273 300
- 3.3 Operating Procedures 311
- Page 296 323
- Figure 4-19 FANU Locations 323
- 1 Turn PWR SW OFF 324
- Page 299 326
- PZ-PC19 (LANI) 328
- PZ-GT16 and PZ-GT13 (ISAGT) 328
- Cooling FAN 329
- Page 303 330
- If a fuse is blown 331
- A normal fuse A blown fuse 331
- PBX [Front View] 332
- Slot No. 00 and/or 01 333
- Page 307 334
- Page 308 335
- 1. LINE FAULT 338
- CHAPTER 5 NDA-24300 339
- Page 312 339
- FAULT REPAIR PROCEDURES 339
- 2.2 Trunk Control 350
- NDA-24300 CHAPTER 5 356
- Page 329 356
- Page 330 357
- Page 334 361
- Page 347 374
- Page 348 375
- TSW I/O 384
- Page 362 389
- Page 363 390
- Page 370 397
- Page 371 398
- Page 372 399
- Page 373 400
- Page 374 401
- Page 375 402
- Page 376 403
- External 405
- 11. SYSTEM DOWN FAULT 406
- Page 380 407
- Page 381 408
- Page 382 409
- Page 384 411
- Page 385 412
- Page 387 414
- Page 388 415
- Page 389 416
- CHAPTER 6 SYSTEM OPERATIONS 418
- NEAX2400 IMX 419
- LOCKOUT STATION 421
- SEPARATING 421
- TEST TEL 421
- • Cancelling 424
- NDA-24300 CHAPTER 6 428
- Page 401 428
- SYSTEM OPERATIONS 428
- CHAPTER 6 NDA-24300 431
- Page 404 431
- Page 406 433
- Page 407 434
- Page 408 435
- Page 409 436
- Page 410 437
- 7.2.3 Called Number 438
- 7.2.6 Condition B Information 440
- Page 414 441
- Page 417 444
- Page 419 446
- Reference 447
- Page 421 448
- Page 422 449
- Page 424 451
- Page 428 455
- Page 430 457
- Listup Report 458
- 69 of 69 458
- Total: 69 458
- Page 432 459
- Page 433 460
- Over-FCCS 463
- COMMAND COMMAND FULL NAME 465
- REGISTER 467
- UNDER TEST 467
- (b) Sender Test Procedure 468
- RT NUMBER 469
- TRUNK NAME 469
- Page 443 470
- (d) Tone Test Procedure 471
- (f) Trunk Test Procedure 474
- Page 448 475
- Page 453 480
- Page 454 481
- Page 456 483
- PZ-DK224 484
- Lamp is ON 490
- Lamp is OFF 490
- DSP (Active) 491
- Page 465 492
- Page 468 495
- FRONT VIEW 496
- GT (Active) 497
- PH-CK16/17 (Front View) 498
- PLO: ST-BY 498
- PLO: Active 498
- PLO: ActiveMB key 500
- Page 474 501
- Page 477 504
- PZ-DK222: Face Layout 505
- CPR: Face Layout 505
- CHAPTER 7 NDA-24300 525
- Page 498 525
- ROUTINE MAINTENANCE PROCEDURE 525
- NDA-24300 CHAPTER 7 526
- Page 499 526
- 2.3 MAT/Printer Check 527
- Page 501 528
- Page 502 529
- 2.6 Fan Unit Check 530
- Page 504 531
- 2.8 Main Power System Check 532
- Page 506 533
- 3:25 PM WED 1 535
- Page 509 536
- Page 510 537
- Page 512 539
- Page 513 540
- Page 514 541
- Page 515 542
- Page 516 543
- Page 517 544
- Page 518 545
- CHAPTER 8 NDA-24300 557
- Page 530 557
- NDA-24300 CHAPTER 8 558
- Page 531 558
- Page 535 562
- TYPE=2 (Level → Unit → Group) 563
- TYPE=3 (Group → Level → Unit) 563
- Group No 564
- Level No 564
- Page 540 567
- Change of Dch Backup 568
- Change of System Mode 569
- Control Message Waiting Lamp 570
- Controlled Alternate PRSCs 572
- Page 549 576
- Page 550 577
- Display of Connection Status 578
- Page 552 579
- Display of Program Issue 580
- Display of LENS Data 581
- Page 559 586
- Display Package Switch Status 589
- Display of Station Data 590
- Page 564 591
- Page 565 592
- Page 566 593
- Display of Route Traffic Data 594
- Page 568 595
- Page 569 596
- Page 570 597
- Page 571 598
- Page 572 599
- Page 573 600
- Page 574 601
- Page 575 602
- Page 576 603
- Page 577 604
- DTF101N: 605
- DTF102N: 606
- DTF103N: 607
- DTF104N: 608
- DTF105N: 609
- DTF201N: 610
- DTF301N: 611
- DTF302N: 612
- DTF303N: 613
- DTF501N: 614
- DTF601N: 615
- DTF602N: 616
- File Install 617
- HDD_FDD: 618
- HDD_MAT: 620
- HDD_MAT_N: 621
- HDD Format of PBX 622
- Page 596 623
- Make Busy of LENS 624
- Page 598 625
- Make Busy of Route 626
- MBRT_LR: 627
- Page 601 628
- Make Busy of Station 629
- Make Busy of Trunk-Continuous 631
- MBTC_LR: 632
- Make Busy of Trunk 633
- MBTK_LR: 634
- MEM_HDD: 635
- MEM_HDD_N: 636
- Make Busy of FCCH 637
- Port Microprocessor Back Up 638
- Release Alarm 639
- Release Alarm for NDM 640
- Release Station/Trunk 641
- System Initialization 644
- Scanning of Port Status 645
- Page 620 647
- SPTS: Scanning of Port Status 647
- Page 621 648
- RT: See Table 8-8 649
- TK: Trunk Number 649
- TCL: Trunk Class 649
- Scanning of Route Status 650
- SRTS_LR: 651
- X-RAY HD or FDD Diagnosis 652
- Page 626 653
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