_ FCO BA23-I002, DC power cable +-----------------------------------------------------------------------------+ | | | _ _ _ _ _ _ _ Level of Urgency Page_1_ | || | | | | | | | +--+ Of_4_ | ||d|i|g|i|t|a|l| FCO |I | | ||_|_|_|_|_|_|_| +--+ | |_____________________________________________________________________________| | | | FIELD CHANGE ORDER Number: BA23-I002 | |_____________________________________________________________________________| | Applicability: All BA23C and BA23D Boxes. This FCO incorporates the | | following ECO: BA23C-ML001. | | | | | |_____________________________________________________________________________| | Problem/Symptom: DC Power Cable 70-20450-02 burns during normal use in the | | BA23C/D box. The current rating of the components have been derated | | resulting in that the cable no longer meets our needs. It has been replaced | | with DC Power Cable 17-01312-01. | |_____________________________________________________________________________| | Quick Check: Part number located on tag attached to the cable. | | | | | |_____________________________________________________________________________| | Compatibility/Prerequisite FCO: N/A | Est. Time to Install: | | | 1 hr. | |___________________________________________________|_________________________| | Special Tools or Test Equipment: N/A | | | |_____________________________________________________________________________| | FCO Parts Information | |_____________________________________________________________________________| | Order by Quantity: Part Number: Description: | | FCO Kit#: | | EQ-01467-01 1 17-01312-01 Wire harness assy | | FA-04754-01 1 FCO Document | | | |_____________________________________________________________________________| |EQ Kit Variation System/Option Applic: N/A | |_____________________________________________________________________________| | Approvals | |_____________________________________________________________________________| | CSSE Engineer | F.S. Product Safety | F.S. Logistics | | Mike Henderson | Hank Aaron | Ed Duggan | |____________________|__________________________|_____________________________| | CSSE Manager | F.S. Microfiche Libraries| Affected Population: | | Elisa Toledo | | 550 | |____________________| EP-FSP11-LB PDP-11 |____________________________ | | MicroMedia Pub. | | Initial Kitting: | | Ray LeBlanc | VAXnotes | 550 | |____________________| STARS |____________________________ | | Revision: | | Hardcopy Publication: | | A | | 1,000 | |____________________| |_____________________________| | FCO Release Date | | Parts Availability: | | 21-JUL-87 | | August 1987 | +-----------------------------------------------------------------------------+ _ _ _ _ _ _ _ | FCO BA23-I002 | | | | | | | | | |d|i|g|i|t|a|l| | PAGE 2 OF 4 |_|_|_|_|_|_|_| | | _______________________________|_________________________________________ INSTALLATION INSTRUCTIONS 1. Obtain the customer's permission and power down the system to be worked on via the console switch. ********************************************************* * !! CAUTION !! * * * * AC POWER MUST BE REMOVED FROM THE * * SYSTEM BEFORE PROCEEDING * * * ********************************************************* 2. Remove the AC power from the cabinet version of the system by setting the 874 power controller circuit breaker to "0" OFF position. (To gain access to the circuit breaker, remove the back cover, the circuit breaker is located on the bottom left. 3. Gain access to the DC Power Cable by doing one of the following: - On cabinet systems, slide the box forward until front top cover is completely exposed and screws can be removed to gain access. ********************************************************* * !! CAUTION !! * * DO NOT SLIDE THE BOX OUT OF THE CABINET UNLESS * * THE CAB IS BOLTED TO AN ADJACENT CAB OR THE * * STABILIZER LEGS ARE EXTENDED. * * * * ONLY ONE CABINET IS ALLOWED TO HAVE AN OPTION OR * * BOX PULLED OUT AT ANY ONE TIME. * ********************************************************* ********************************************************* * !! NOTE !! * * * * THE MODULES IN THIS SYSTEM CONTAIN ELECTROSTATIC * * DISCHARGE SENSITIVE DEVICES. THE USE OF THE * * VELOSTAT KIT IS ESSENTIAL TO PREVENT DAMAGE * * WHICH MAY NOT BE NOTICED IMMEDIATELY. * * * ********************************************************* 4. Set up the VELOSTAT kit in the following manner: a. Unfold the VELOSTAT mat to full size. b. Attach the ground cord to the snap fastener on the VELOSTAT mat. _ _ _ _ _ _ _ | FCO BA23-I002 | | | | | | | | | |d|i|g|i|t|a|l| | PAGE 3 OF 4 |_|_|_|_|_|_|_| | | _______________________________|_________________________________________ c. Attach the alligator clip end of the ground cord to a good (bare metal) ground on the system. d. Attach the wrist strap to either wrist and the alligator clip to a convenient portion of the mat. 5. Remove the front top cover. 6. Remove the fan cowling if present. 7. Disconnect the DC Power Cable from J9 on the power supply and J1 on the signal distribution panel. 8. Install new DC Power Cable included in EQ kit. 9. Reinstall the fan cowling if present. 10. Reinstall the top cover. 11. Slide the subsystem back into the pedestal or cabinet depending on the type system you have. 12. Power up the system by one of the following procedures: For the Cabinet style system, turn the 874 power controller circuit breaker to "1" ON position. The breaker is located at the rear of the cabinet on the bottom left. Replace the back cover of the cabinet. Turn power on from the console switch and let the self test run to completion. It must run successfully. 13. Update Site Management Guide to reflect this FCO. 14. Report LARS data as per example. _ _ _ _ _ _ _ | FCO BA23-I002 | | | | | | | | | |d|i|g|i|t|a|l| | PAGE 4 OF 4 |_|_|_|_|_|_|_| | | _______________________________|_________________________________________ LARS USA GIA EUROPE Activity - Contract and Warranty W U Y Non Contract/Non Warranty F F F DEC Option BA23C/D BA23C/D BA23C/D Type of Call M M M Action Taken D D I Fail Area-Module-FCO-Comments BA23-I002 BA23-I002 BA23-I002 Material Used EQ-01467-01 EQ-01467-01 EQ-01467-01 \^ BA23 \\BA23 \\HENDERSON \\1987 \\JUL \\FCO_DOCS