Keysight N5290/1A Service Guide 4-11
N5290/91A Troubleshooting
N5292A Test Controller Troubleshooting
Table 4-1
Test Set Motherboard (TSMB) DC Test Point Values
Test Point (TP)
a
Test Point (Other)
b
Voltage (+/–0.2V)
Fuse #
Group 1
TP13
––
15 VF
F1
TP14
––
–15VF
F8
TP16
––
5.2 VF
F4
TP17
––
12 VF
F2
TP18
––
–7 VF
F7
TP19
––
5.1 VD
F5
TP20
––
3.3 VF
F6
TP43
––
–5 VF
F4
TP57
––
7 VF
F7
––
TP31
5V STBY
––
––
––
––
F9 (Spare)
Group 2
TP44
––
1.0V
––
TP45
––
1.5V
––
TP46
––
1.8 V
––
TP47
––
1.8 PLL
––
TP49
––
1.8 VF
––
––
TP41
3.3 VF
––
Group 3
TP15
––
9.0V
––
TP29
––
6.0V
––
TP30
––
4.5 VR
––
TP56
––
1.25 VREF
––
TP28
––
8.2 VR
––
a. All of the main test points (TP) are bordered in red.
b. Some of the supplemental (other) test points are bordered in blue.
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Страница 28: ...1 18 Keysight N5290 1A Service Guide Safety and Regulatory Information Site Preparation 1 ...
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Страница 128: ...5 10 Keysight N5290 1A Service Guide Theory of Operation Theory of Operation 5 ...
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Страница 214: ...7 38 Keysight N5290 1A Service Guide Repair and Replacement Procedures Post Repair Procedures 7 ...
Страница 224: ...8 10 Keysight N5290 1A Service Guide General Purpose Maintenance Procedures Correction Constants 8 ...
Страница 225: ...Installation Note Xxxxx xxxxx 3 ...