GE MEDICAL SYSTEMS
2138853
LOGIQ
α
200 SERVICE MANUAL
SYSTEM CONFIGURATION
3–11
REV 2
3–6–1
Test Point List (continued)
The table below shows The Test Point list for LOGIQ
α
200.
TABLE 3– 7
TEST POINT
LOCATION
NAME
DESCRIPTION
POSITION
RTC ASSY
TGC
Data Output for Time Gain
Control (TGC)
–
HV_REF
Data output for HV control
–
TRIGB
Trigger signal
–
HV ASSY
TP_THV
High Voltage for transmitting
–
TP_SHV
High Voltage for High Voltage
switch on CONN Assy
–
TP HV_REF
D/A output for HV control
–
ESP ASSY
V–15
–15V for Analog
Edge of board
V–5
–5V for analog/digital
Edge of board
V5
+5V for digital
Edge of board
CDA–H
High position of aperture
reference voltage
Edge of board
CDA–L
Low position of aperture
reference voltage
Edge of board
CDA–ADJ
For Adjusting aperture refer-
ence voltage
–
CDFT–OUT
Positive control voltage of
CDF
–
CDFN–OUT
Negative control voltage of
CDF
–
CDF–ADJ
For adjusting CDF control cir-
cuit
–
TFC–OUT
Output of TFC control voltage
–
TFC–ADJ
For adjusting TFC control cir-
cuit.
–
TGC–OUT
Output of TGC control voltage
–
PGC–OUT
Output of PGC control voltage
–
OFFSET–
ADJ
For adjusting offset voltage of
Log Amp
FEC
Output signal of Delay line
RFI
Output of RFI filter
–
D–OUT
Output of dynamic filter
–
NVE
Output Signal of ESP Assy
–
Summary of Contents for LOGIQ ?200
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