GE HEALTHCARE
DIRECTION FC091194, REVISION 11 VIVID 7 SERVICE MANUAL
5 - 18 Section 5-3 - a Front-End Processor (FEP)
5-3-10-8 Test points on the TX128 board
NOTE: The Voltages on these test points are approximately one tenth (1/10) of the TX Voltages used
by the transmitter circuits. (The exact [calculated] value is 10/101). The measured values
depends on selected scanning mode and the Acoustic Power adjustment.
Figure 5-13 TX128 Board: Test points
Table 5-8 Test points on the TX128-5 Board
TESTPOINT # DESCRIPTION TYPICAL VALUE
TP11 HV1+ /10 Between +0.25 VDC and +9.5 VDC
TP12 GROUND 0 VDC
TP13 HV1- /10 Between -0.25 VDC and -9.5 VDC
TP14 HV2- /10 Between -0.25 VDC and -9.5 VDC
TP15 HV2+ /10 Between +0.25 VDC and +9.5 VDC
TP12
TP14
TP15
TP11
TP13
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