Diagrams 117
6
Diagrams
Introduction
This chapter contains drawings and diagrams for troubleshooting and maintaining Series 657xA and 667xA Power Supplies.
Unless otherwise specified, a drawing or diagram applies to all models of the series. Wiring connections to external
equipment are shown in the Power Supply Operating Manual.
Chapter Organization
Table 6-1 summarizes the contents of this chapter.
Table 6-1. Summary of Chapter Contents
Function Description See
Interconnections Drawing identifying each circuit board, the cables between boards, and schematic
diagram for each board.
Figure 6-2
Schematics Show test points, signal mnemonics, component-location grid coordinates, and
specific notes. General notes applicable to all schematics are given in Table 6-4.
Al Front Panel Board.
A2 GPIB Board (Used in 667xA Series only.
A2 Isolator Board (Used in 657xA Series only).
A3 FET Board.
A4 Input AC Power Board.
A5 Control Board (3 sheets)
Secondary Interface and CV/CC Readback DACS.
CV/CC Control Circuits.
Switching, Down Programmer Control, OV Monitor.
Agilent 6571A/72A, 6671A/72A A6 Output Filter Board & A7 Snubber Board.
Agilent 6573A/74A, 6673A/74A A6 Output Filter Board & A7 Snubber Board.
Agilent 6575A and 6675A A6 Output Filter Board & A7 Snubber Board .
Signal Names Table of signal name mnemonics Table 6-2
Parts Location A drawing that shows the location of components on a circuit board is located
next to the above circuit board schematic diagram.
A drawing showing location of each circuit board in the chassis is in Chapter 3. Figure 3-19
Test Points Description of each test point.
Location of each test point is shown on the the appropriate schematic and its
associated parts location drawing.
Table 6-3
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