_ FCO TU81-R005, Backup errors/VMS backup +-----------------------------------------------------------------------------+ | | | _ _ _ _ _ _ _ Level of Urgency Page_1__ | || | | | | | | | +--+ Of_5_ | ||d|i|g|i|t|a|l| FCO TU81 |R | | ||_|_|_|_|_|_|_| +--+ | |_____________________________________________________________________________| | | | FIELD CHANGE ORDER Number: TU81-R005 | |_____________________________________________________________________________| | Applicability: | | Rework all TU81 Transports on 11/780-82, 11/785 and 8600/8650 Systems when | | problem symptoms are evident. TU81 Rev C1 and below. TMSCP Modules at Part| | Number 77041258 and below. ******* (NOT APPLICABLE FOR TU81E)****** | |_____________________________________________________________________________| | Problem/Symptom: BACKUP-E-BLOCKLOST Error under VMS Backup | | BACKUP-I-HDRCRC Error under VMS Backup | | BACKUP-I-XOERRS Error under VMS Backup | |_____________________________________________________________________________| | Quick Check: | | | | ROM in location G3 on TMSCP Module at P/N 77025244 | |_____________________________________________________________________________| | Compatibility/Prerequisite FCO: N/A | Est. Time to Install: | | | .75 Hrs | |___________________________________________________|_________________________| | Special Tools or Test Equipment: N/A | | | |_____________________________________________________________________________| | FCO Parts Information | |_____________________________________________________________________________| | Order by | Quantity: Part Number: Description: | | FCO Kit#: | | | | | | EQ-01492-01| 1 29-26706 CDC # SPO 77035460 | | FA-04785-01| 1 FCO Document | | | | |____________|________________________________________________________________| |EQ Kit Variation System/Option Applic: N/A | |_____________________________________________________________________________| | Approvals | |_____________________________________________________________________________| | CSSE Engineer | F.S. Product Safety | F.S. Logistics | | Frank Raffa | Steve Caccia | Dennis King | |____________________|__________________________|_____________________________| | CSSE Manager | F.S. Microfiche Libraries| Affected Population: | | Steve Dail | | 2400 | |____________________| EP-FSNVX-LB VAX |____________________________ | | ESD&P Micropub. | EP-FSP11-LB PDP11 | Initial Kitting: | | Ray LeBlanc | | 2400 | |____________________| VAXnotes |____________________________ | | Revision: | STARS | Hardcopy Publication: | | A | | 2500 | |____________________| |_____________________________| | FCO Release Date | | Parts Availability: | | 28-OCT-87 | | November 1987 | +-----------------------------------------------------------------------------+ _ _ _ _ _ _ _ | FCO TU81-R005 | | | | | | | | | |d|i|g|i|t|a|l| | PAGE 2 OF 5 |_|_|_|_|_|_|_| | | _______________________________|_________________________________________ REWORK PROCEDURE FOR FCO TU81-R005 *************************************************************************** * NOTE * * * * Static Protective wrist straps should be used throughout this * * procedure. * *************************************************************************** 1. Open the top cover and defeat the interlock switch with the Interlock Defeat tool (P/N 29-24703). 2. Switch the power supply Circuit Breaker (Red) to the OFF (0) position and then on again to the ON (1) position. This will examine the Drive Internal Interface Circuitry. 3. Run the Operator Test "01" one Error Free pass. *************************************************************************** * 4. To remove power from the drive, perform the following sequence: * * * * - Switch the power supply Circuit Breaker off. * * - Open the rear door and turn the 874 power controller * * circuit breaker to the "OFF" position. * *************************************************************************** 5. Open the front door of the drive. Release the tape deck pawl fastener. Release the tape deck latch and rotate the tape deck into the service position. 6. Perform steps 1 and 2 (TMSCP Module Removal) on Page 118 of the Pocket Service Guide. 7. Remove the ROM at location G3 and replace it with ROM 77025244 (See Figure 1). 8. Remove the ROM at location G7 and replace it with ROM 77025234 (See Figure 1) 9. Remove the ROM at location G9 and replace it with ROM 77025224 (See Figure 1). _ _ _ _ _ _ _ | FCO TU81-R005 | | | | | | | | | |d|i|g|i|t|a|l| | PAGE 3 OF 5 |_|_|_|_|_|_|_| | | _______________________________|_________________________________________ Figure 1 _ _ _ _ _ _ _ | FCO TU81-R005 | | | | | | | | | |d|i|g|i|t|a|l| | PAGE 4 OF 5 |_|_|_|_|_|_|_| | | _______________________________|_________________________________________ REWORK PROCEDURE FOR FCO TU81-R005 10. Change the module part number to 77041259. 11. Turn on Switch 3 on the Rev Dip Pack behind the Formatter Boards. (All others "OFF"). 12. Reverse steps 2 and 1 (TMSCP Module Removal) on page 118 of the Pocket Service Guide. 13. Return the drive tape deck to the operating position. 14. Return power to the drive by reversing the sequence in Step 4. 15. To verify the drive is functioning properly, perform one pass of Operator Test 01. Complete one Error Free pass of EVMBB. 16. Change the serial number tag to: TU81: Revision "D1" 17. Fill out the Site Management guide to reflect this FCO. 18. Report FCO activity on the LARS form as indicated on page 5. ************************************************************************* * NOTE: (US AREA ONLY) * * * * DUE TO EXTREME SHORTAGES, Digital Equipment Corp * * YOU ARE REQUESTED TO RETURN 333 South Street * * THE OLD ROMS TO: Shrewsbury Mass. 01545 * * SHR1-4/D16 Attn: Frank Raffa * ************************************************************************* _ _ _ _ _ _ _ | FCO TU81-R005 | | | | | | | | | |d|i|g|i|t|a|l| | PAGE 5 OF 5 |_|_|_|_|_|_|_| | | _______________________________|_________________________________________ LARS USA GIA EUROPE Activity - Contract and Warranty W U Y Non Contract/Non Warranty F U F DEC Option TU81 TU81 TU81 Type of Call M M M Action Taken D D I Fail Area-Module-FCO-Comments TU81-R005 TU81-R005 TU81-R005 Material Used EQ-01492-01 EQ-01492-01 EQ-01492-01 \^ TU81 \\TU81 \\RAFFA \\1987 \\OCT \\FCO_DOCS