EN | x Bosch Security Systems | December 13, 2005
17.1.42 User Function 42 - Keyboard Log-in Auto-off Mode............................................................... 64
17.1.43 User Function 43 - CPU Battery Status ..................................................................................... 64
17.1.44 User Function 99 - User Function Index................................................................................... 64
18. Maintenance Information.............................................................................................................................. 65
18.1 Cleaning the Keyboard........................................................................................................................ 65
18.2 AC Line Voltage Input Selection ....................................................................................................... 65
18.3 AC Line Fuse Replacement ................................................................................................................ 66
18.4 Power Supply Fuse Replacement ....................................................................................................... 66
18.5 Replacement of Memory Backup Batteries....................................................................................... 66
19. Character ROM Tables for LTC 8500......................................................................................................... 68
20. Error Messages................................................................................................................................................. 70
21. Troubleshooting Guide.................................................................................................................................. 73
21.1 Main Bay Checkout ............................................................................................................................. 73
21.2 Keyboard Checkout ............................................................................................................................. 73
21.3 Video Monitor Display Checkout ...................................................................................................... 74
21.4 Remote Receiver/Driver Functions Inoperative............................................................................... 74
21.5 No Alarm Response ............................................................................................................................. 74
21.6 CPU Software Version Numbers........................................................................................................ 75
22. Glossary of Terms............................................................................................................................................ 76
Appendix A Satellite Systems ......................................................................................................................... 78
Appendix B Installation Checklists ............................................................................................................... 85
Appendix C Quick Reference Cable Interconnections ............................................................................ 86
Appendix D Main Bay Rear Panel Connector Pin-outs and Cable Pin-out ......................................... 88
