Ordering Information; Direct Mailing Ordering; Component Locations; Schematic Diagrams - Agilent Technologies 4284A Service Manual

4-5-3. ORDERING INFORMATION

When ordering a replacement part listed in the Replaceable Parts List, specify the Hewlett-
Packard part number and the quantity required, and send the order to the nearest Hewlett-
Packard office.
When ordering a part not listed on the Replaceable Parts List, state the full instrument model
number and serial number, describe the function of the part, and give the quantity required.
Send the order to the nearest Hewlett-Packard office.

4-5-4. DIRECT MAILING ORDERING

Within the United States, Hewlett-Packard supplies parts through a direct mail order system.
The advantages of using this system are:
-- D i r e c t order and shipment from the HP Parts Center in Mountain View, California.
-- N o maximum or minimum on any mail order ( there is a minimum order amount
for parts ordered through local HP offices when the order requires billing and
invoicing ).
-- Prepaid shipping ( there is a small handling charge for each order ).
-- N o invoices--a check or money order must accompany the order.
Mail order forms and specific ordering information are available through your local HP office.
Addresses and telephone numbers are given at the back of this manual.

4-6. COMPONENT LOCATIONS

The component locations provide you with component position information.

4-7. SCHEMATIC DIAGRAMS

The schematic diagram for each board provides you with circuit information. Figure 4-2
shows the symbols used in the schematic diagrams.
4-5
spays a