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Keithley 2015 Service Manual

Keithley 2015
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Troubleshooting 4-13
Distortion digital circuitry
Refer to Figure 4-4 for the following discussion on the distortion digital circuitry.
Figure 4-4
Distortion digital circuitry block diagram
ROM
U330
OSC
DSP
U329
J
T
A
G
J3
DIGITAL
(See Figure 4-2)
FPGA
U327
U312, U313, U316, U317, U318, U319
OPTO ISO
OPTO ISO
DISTORTION
ANALOG
CIRCUITRY
(See Figure 4-5)
SINEGEN
CIRUITRY
(See Figure 4-6)
FDTX
FDCLK
FDTS
XFDTX
XFDCLK
XFDTS
TDTX
TDCLK
TDTS
TDVAL
XTDTX
XTDCLK
XTDTS
XTDVAL
EEPROM
U326

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Keithley 2015 Specifications

General IconGeneral
ModelKeithley 2015
CategoryMultimeter
DC Voltage Range100 mV to 1000 V
AC Voltage Range100 mV to 750 V
Frequency Range3 Hz to 300 kHz
Resistance Range100 MΩ
DC Current Range3 A
DC Current Accuracy0.05%
AC Current Range3 A
Display5.5 digit
ConnectivityGPIB
Power Supply100 V to 240 V AC, 50 Hz to 60 Hz

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