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Summary of Contents for Keysight Y1257A
- Page 1 Keysight Y1257A Flush Mount Kit For M9046A and Related Chassis INSTALLATION NOTE...
- Page 2 A non-Keysight rack may require the use of support rails. The parts included with the Y1257A are listed in the following table (note that not all parts listed are available as field-replaceable parts). Y1257A Flush Mount Rack Kit...
- Page 3 Keysight Y1257A Flush Mount Kit Installation Note for M9046A and Related Chassis Part Number Description Quantity M9044-04101 Air Blocker, Rail, Short (M9484C or related chassis) Figure 15 M9044-04102 Air Blocker, Rail, Long (M9046A) (See 0515-0430 M3 x 0.5 x 6mm Pan Head T10 Torx Screws W/Washer (For Air...
- Page 4 Procedure Keysight Y1257A Flush Mount Kit Installation Note for M9046A and Related Chassis General Rack Mounting Guidelines In rack mounting the chassis, follow these guidelines: - Always begin installing the chassis and heavy instruments at the bottom of the rack and work up. This maintains a lower center of gravity and reduces the possibility of the rack tipping.
- Page 5 Keysight Y1257A Flush Mount Kit Installation Note for M9046A and Related Chassis Procedure Front Rack Column Rear Rack Column Channel Nut Figure 1 Installing channel nut 2 Place Rack Rail Left (M9044-01212) and Rack Rail Right (M9044-01211) on rack column. See...
- Page 6 Procedure Keysight Y1257A Flush Mount Kit Installation Note for M9046A and Related Chassis 4 Install one Dress Screw (3030-1768) to the front of Rack Rail Left and Rack Rail Right. See Figure Front Rear Dress Screw 10-32 x 0.5 Pan Head Torx T25 Screws...
- Page 7 Keysight Y1257A Flush Mount Kit Installation Note for M9046A and Related Chassis Procedure M9046A M9484C or Related Chassis Figure 4 Removing right and left handles, front and rear feet 7 Attach the two Nut Brackets (M9018-00208) to the rack column. See...
- Page 8 Procedure Keysight Y1257A Flush Mount Kit Installation Note for M9046A and Related Chassis 8 Secure the Nut Brackets to the rack with four 10-32 Pan Head Torx T25 screw (2680-0278). See Figure Nut Bracket Mounting Location Rack Front View 2680-0278 10-32 x 0.5 Pan Head Torx T25 Screws...
- Page 9 Keysight Y1257A Flush Mount Kit Installation Note for M9046A and Related Chassis Procedure Figure 7 Installation of rack rails and nut brackets 10 Assemble Front Handle (M9018-21101) to the Front Mount Bracket (M9044-01213). See Figure Flush Mount Front Bracket Front Handle...
- Page 10 Procedure Keysight Y1257A Flush Mount Kit Installation Note for M9046A and Related Chassis 11 Make sure the handles’ orientation are as per illustration below. See Figure Figure 9 Y1257A Flush Mount Kit Front Handle orientation 12 (Optional Step) Assemble cooling spacer M9044-80202 from Y1259A Cooling Spacer Kit on the M9046A chassis or cooling spacer M9044-80201 from Y1276A Cooling Spacer Kit on related chassis (e.g.
- Page 11 0515-5828 M5 x 8mm Philips Flat Head Screw M4 x 10mm Philips Flat Head Screw Figure 11 Front Mount Bracket screws mounting location for Y1257A Flush Mount Kit Keysight Y1257A Flush Mount Kit Installation Note for M9046A and Related Chassis...
- Page 12 Procedure Keysight Y1257A Flush Mount Kit Installation Note for M9046A and Related Chassis 14 Place and slide in the chassis on the rack rail. Install four pieces of Dress Screws (3030-1768) on the Flush Mount Front Brackets to the nut brackets using 8710-2727 offset screwdriver.
- Page 13 Keysight Y1257A Flush Mount Kit Installation Note for M9046A and Related Chassis Procedure 15 Assemble Rear Frame Bracket (M9018-00108) to Rear Bracket Left (M9044-01215) and Rear Bracket Right (M9044-01214) with M5 x 10mm Torx T25 screws (0515-0386). See Figure 0515-0386 (4x)
- Page 14 Procedure Keysight Y1257A Flush Mount Kit Installation Note for M9046A and Related Chassis 16 Assemble four pieces of Channel Nuts (0590-0804) to rack column. Then, assemble Left and Right Rear Mount Brackets with Rear Frame Bracket to the rack column with four pieces of 10-32 Pan Head Torx T25 screws (2680-0278).
- Page 15 Keysight Y1257A Flush Mount Kit Installation Note for M9046A and Related Chassis Procedure 17 Assemble four pieces of Channel Nuts (0590-0804) to rack column and secure Rear Mount Brackets with four pieces of 10-32 Pan Head Torx T25 Screw (2680-0278). See...
- Page 16 Procedure Keysight Y1257A Flush Mount Kit Installation Note for M9046A and Related Chassis 18 Secure Rear Mount Brackets to the chassis with two pieces of M5 Phillips screws (0515-5827) and four pieces of M4 Philips screws (0515-5828). Then, attach the long air blocker (M9044-04102) and secure with M3 x 6mm Torx T10 screw (0515-0430) to the rack rail.
- Page 17 This information is subject to change without notice. © Keysight Technologies 2022 First Edition June 2022 *Y1257-90001* Y1257-90001 www.keysight.com...
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