
Keithley Instruments, Inc.
28775 Aurora Road
Cleveland, Ohio 44139
(440) 248-0400
Fax: (440) 248-6168
www.keithley.com
Model 4200-KEY-RM Keyboard Rack Mount Kit
Packing List
Introduction
NOTE This 4200-KEY -RM Keyboard Rack Mount Kit is for installation in 4200-CAB series cabinets only.
The Model 4200-KEY-RM is a fixed rack mount kit for cabinet mounting of the Model 4200 Semiconductor Characterization
System (4200-SCS) Keyboard.
Parts list
Refer to Table 1 below for a list of parts included in the kit.
Table 1
Model 4200-KEY-RM parts list
Item Quantity Description Keithley Part No.
A 1 Keyboard T ray SL-13
B 8 Spacers ST-220-1
C 8 M5 Cage Nuts FA-274
D 8 #10-32 × 1” LG Socket Head Cap Screws —
E 4 M4 × 6 Screws —
F 2 M4 × 4 Screws —
Installation
Refer to Figure 1.
1. Fasten the front adapter and the rear adapter to the telescopic rails using the supplied screws (Item E). Make sure spacing
is correct between the front and rear cabinet rails.
2. Fasten telescopic rail assembly to the cabinet rack using the spacers (Item B) between the cabinet rack and the adapters.
Use the supplied screws (Item D) and the cage nuts (Item C) for mounting to the cabinet rack allowing for clearance when
the keyboard is pulled out of the cabinet.
3. Attach the keyboard tray (Item A) to the telescopic rails by sliding the tray onto the locating tabs of telescopic rails. Push
down on the tray to ensure it is locked into position.
4. Fasten the tray to the telescopic rails using the supplied screws (Item F).
PA-802 Rev. A / 10-01

2
Figure 1
Mounting kit installation
Rear Adapter
Front Adapter
M4x4 Screws
Locating Tabs
#10-32x1” LG Socket
HD Cap Screws (Item D)
Spacers
(Item B)
Keyboard Tray
(Item A)
Telescopic Rails
Cabinet Rails
(Front)
M4x6 Screws
(Item E)
M5 Cage Nuts
(Item C)
Cabinet Rails
(Rear)
Safety precautions
The following safety precautions should be observed before using this product and any associated instrumentation. Although
some instruments and accessories would normally be used with non-hazardous voltages, there are situations where hazardous
conditions may be present.
This product is intended for use by qualified personnel who recognize shock hazards and are familiar with the safety precautions
required to avoid possible injury. Read the operating information carefully before using the product.