Agilent Technologies 6612B, Руководство по обслуживанию, Страница: 65 / 74

65
6
Diagrams
Introduction
This chapter contains drawings and diagrams for troubleshooting and maintaining the Agilent Model
66312A Dynamic Measurement DC Source and the Agilent Model 6612B System DC Power Supply.
Unless otherwise specified in the drawings, a drawing or diagram applies to both models and input voltage
options.
General Schematic Notes
a
All resistors are in ohms 1%, 1/8 W, unless otherwise specified.
a
All resistors are in ohms 1%, 1/8 W, unless otherwise specified.
a
All capacitors are in microfarads unless otherwise specified.
a
Unless otherwise noted, bias connections to integrated-circuit packages are as follows:
Common 5 V
14-pin packages pin 7 pin 14
16-pin packages pin 8 pin 16
20-pin packages pin 10 pin 20
Backdating
a
REVISION “A” boards: The schematic sheets in this manual apply to Revision “B”
Control Boards. The revision number of the board is located under the Agilent logo (next to
U302). Revision A boards do not contain the following components that are shown in this
manual:
C387, D339, D340, D341,
R353, R331, R358, R396, R458