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Functional Verification: Ref In/Marker Out Test
Functional Verification: Ref In/Marker Out Test
Description
The purpose of this test is to check the Ref/Sample In and Marker Out ports. An
external reference is connected to the Ref/Sample In port and sent to the Marker
Out port.
Test Procedure
1 Reset the AFG:
2 Set up equipment as shown in Figure 2-1:
Figure 2-1 Ref/Sample In Test Setup
3 Set up the AFG to output the external reference to the "Marker Out" port:
4 Verify that the scope shows a 10 MHz square wave.
Keysight E1445A Arbitrary Function Generator Service Guide
*RST;*CLS
ROSC:SOUR EXT
MARK:FEED "ROSC"
INIT:IMM
Reset AFG and clear status registers
External ref oscillator
Marker source is ROSC
Initiate
Verification Tests
23
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