TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
Page 1187 of 1275
TM9-2350-311-20-1 GO 1 VTM CONNECTIONS AND CHECKOUT— CONTINUED 4 RUN CONFERENCE TEST. . - Set TEST SELECT switches to 66, press and release TEST button. - Wait for readout of 0066 on VTM. Does VTM display and hold 0066? - PULL OFF VTM power switch. - Repeat steps 2 and 4 one time. Does VTM display and hold 0066? Set TEST SELECT switches to 99, press and release TEST button. Look for this . STE/lCE-R is bad; display. replace. Check display to ensure that 0099 and .8.8.8.8 appear correctly. If all segments of display are not on, refer to TM 9-4910-571-12&P to replace display module. 4 At this point in test, several numbers will appear on display. Numbers displayed Go to Figure 2, indicate VTM is going through sheet 5. confidence test. You are looking for disp!av and hold of PASS. Figure 2, Sheet 4 of 20 I-10