54624A-01 S E R V I C E N O T E SUPERSEDES: None 54624A Oscilloscope Serial Numbers: See Below Duplicate Service Notes: 54621A-01 Serials: US00000000/US99999999 MY00000000/MY99999999 54621D-01 Serials : US00000000/US99999999 MY00000000/MY99999999 54622A-01 Serials : US00000000/US99999999 MY00000000/MY99999999 54622D-01 Serials : US00000000/US99999999 MY00000000/MY99999999 54624A-01 Serials : US00000000/US99999999 MY00000000/MY99999999 To Be Performed By: Agilent-Qualified Personnel Parts Required: See Text: Situation: Display may require adjustment for tilt when shipped from one hemisphere to another. CAUTION: Do not perform the display alignment with the instrument on. Lethal voltages are present in this area. Continued DATE: July 2001 ADMINISTRATIVE INFORMATION SERVICE NOTE CLASSIFICATION: MODIFICATION AVAILABLE ACTION CATEGORY: LOCATION CATEGORY: AUTHOR: TG / MH AGREEABLE TIME CUSTOMER INSTALLABLE ON-SITE SERVICE CENTER ENTITY: 0800 PERFORMANCE ENHANCEMENT SERVICE/RELIABILITY ENHANCEMENT AVAILABLE UNTIL: July 2005 ADDITIONAL INFORMATION: This is a cosmetic adjustment only © 2001 AGILENT TECHNOLOGIES PRINTED IN U.S.A. 1 of 2 Page 2 Service Note 54624A-01 Solution / Action: 1. Place instrument (board down) on bench. 2. Loosen yoke clamp by rotating Phillips screw counterclockwise three turns, and carefully rotate yoke back and forth to loosen it. (See Note 1). 3. With power off, rotate yoke assembly slightly in direction opposite of tilt. 4. Power instrument on and check alignment. 5. If alignment is correct, power instrument off and tighten screw three turns. 6. If alignment is still not correct, repeat steps 3 and 4 until alignment is correct, being sure that power is off during any adjustments. Note: Care should be taken to not bump the adjustment pot labeled "SUB BRT" while performing this procedure. This pot adjusts the gray shade levels and can adversely affect this parameter if adjusted.