User manual QUANTUM DLT4500

[. . . ] DLTTM4000/DLTTM4500/DLTTM4700 Cartridge Tape Subsystem Product Manual DLTTM4000/DLTTM4500/DLTTM4700 Cartridge Tape Subsystem Product Manual March 10, 1996 81-60043-01 Quantum reserves the right to make changes and improvements to its products, without incurring any obligation to incorporate such changes or improvements in units previously sold or shipped. You can request Quantum publications from your Quantum Sales Representative, or order them directly from Quantum. Publication Number: 81-60043-01 SERVICE CENTERS Quantum Service Center 715 Sycamore Avenue Milpitas, California 95035 Phone (408) 894-4000 Fax: (408) 894-3218 Quantum Asia-Pacific Pte. 50 Tagore Lane #b1-04 Singapore, 2678 Phone: (65) 450-9333 Fax (65) 452-2544 DLTtapeTM is a trademark of Quantum Corporation. [. . . ] ___________________________________________________________ · · Be sure the receiver is fully closed and the current slot indicator is on for the starting cartridge. Be sure no slots in the magazine are empty between the starting cartridge and the expected completion cartridge. Figure 6-1 Opening the Cartridge Door to Check the Tape Leader 6-4 DLT4000/DLT4500/DLT4700 Cartridge Tape Subsystem Troubleshooting Guide for the DLT4500/DLT4700 Mini-Library 6. 5 DLT4500 Error Conditions Error indications fall into these main categories: · · · · · Magazine Error Loader Error Drive Error Controller Error Unknown Error 6. 5. 1 DLT4500 Magazine Error The ERR MAG message displays the status of cartridges reported by the loader and drive is inconsistent. In some magazine errors, the mini-library retries the error three times before showing failure. 6. 5. 1. 1 DLT4500 Clearing a Magazine Error Pressing the Open button, the mini-library attempts to clear the error. Verify that cartridges are inserted securely into the magazine and the magazine is not defective. If you still cannot clear the error, call your service representative. 6. 5. 2 DLT4500 Loader Error Description The ERR LDR message displays the mini-library detected an error in the loader transfer assembly. In some loader transfer assembly errors, the mini-library retries the error three times before showing failure. All loader errors cause the ERR LDR message to display. 6. 5. 3 DLT4500 Drive Error Description The ERR DRV message displays the mini-library detected an error in the tape drive. In some drive errors, the mini-library retries the error three times before showing failure. All drive errors cause the ERR DRV message to display. 6. 5. 4 DLT4500 Controller Error Description The ERR CTL message displays the mini-library detected an error in the controller. In some controller errors, the mini-library retries the error three times before showing failure. DLT4000/DLT4500/DLT4700 Cartridge Tape Subsystem 6-5 Troubleshooting Guide for the DLT4500/DLT4700 Mini-Library 6. 5. 5 DLT4500 Unknown Error Description The ERR UNK message displays the mini-library detected an error of unknown origin. In some unknown errors, the mini-library retries the error three times before showing failure. 6. 5. 5. 1 DLT4500 Clearing a Loader, Drive, Controller, or Unknown Error Pressing the Load/Unload button, the mini-library attempts to clear the error. Pressing the Open button, the door opens to let you access the magazine. If you still cannot clear the error, call your service representative. 6. 6 DLT4700 Error Conditions Error indications fall into two main categories: · Magazine Fault - In most cases, this is an operator-correctable condition, indicated when the Magazine Fault indicator is on. Loader Fault - This condition most likely requires service from a service representative. It is indicated when the Loader Fault indicator is on. · 6. 6. 1 DLT4700 Magazine Fault Cases A magazine fault can occur during any of the following cases: 1. A cartridge that was loaded into a drive by the loader was manually unloaded and put back into the magazine. A cartridge was manually inserted into the drive. _________________________ NOTE ____________________________ This can only occur if the loader has been opened in service mode. ___________________________________________________________ When these conditions are present, the Magazine Fault indicator turns on, indicating a situation that can be corrected by the operator. Eject is also on to inform you that this is the only function available at this time. 6-6 DLT4000/DLT4500/DLT4700 Cartridge Tape Subsystem Troubleshooting Guide for the DLT4500/DLT4700 Mini-Library 6. 6. 1. 1 Detecting Cases 1, 2, and 3 The user can tell these cases have occurred when the Magazine Fault indicator and slot indicators 0 and 5 are on. [. . . ] Packets can be written for many different reasons, and several packet types exist, but each must conform to the standard EEROM LOG packet envelope as shown in Figure D-1. The information logs are maintained as a circular buffer; a new entry will overwrite the oldest existing entry. The EEROM information packets can be retrieved by Log Sense command with page code 07h ((Last n Error Events page). The packet type field defines the content as well as the format of the data portion of the packet (refer to Table D-1). [. . . ]