Chapter 1 Differences
Firmware Revisions
The Agilent E4350B/E4351B SAS firmware resides in the front panel board’s ROM chip (A3U4), the GPIB board’s ROM chip (A2U106), and in the DSP board’s ROM chips (A5U734 and A5U735).
Use the *IDN query as described in chapter 3 of the Service Manual to get the firmware revision numbers.
Chapter 2 Differences
Test Equipment Required
Table 2-2. Test Equipment Required for Verification
Type
Current Monitor Resistor
DC Power Supply
Digital Voltmeter
Required Characteristics
15A (0.1 Ohm) +/- 0.04%
5V @ 10A
Resolution: 10 nV @ 1 V
Readout: 8 1/2 digits
Accuracy: 20 ppm
Recommended Model
Guildline 9230/15
Agilent 6642A, 6653A
Agilent 3458A
Electronic Load
GPIB Controller
Load Resistor
(for CC rms ripple and noise tests)
Oscilloscope
RMS Voltmeter
Voltage and current range must exceed range of supply under test. Power range: 500 W min.
Full GPIB capabilities
2 – 16 Ohm 300W (adjusted for 15 Ohm each connected in parallel or series)
1 – 1.6 Ohm 300W
Sensitivity: 1 mV
Bandwidth limit: 20 MHz
Probe: 1:1 with RF tip
True rms bandwidth: 20 MHz
Sensitivity: 100 uV
Agilent 6050A mainframe with Agilent 60504A (60 V)
V)
Ohmite E300K1R6
Agilent 54504A
Agilent 3400B
Adjustable from
Power: 1 kVA min.
Superior Electric
0 to 280 Vac, 7.5 A (226U)
0 to 140 Vac, 15 A (126U)
Service Addendum | 3 |
