GE LOGIQ 200 Quality Assurance Manual page 97

GE MEDICAL SYSTEMS
REV 0
4–3–2 SMPS Adjustment Procedure
Power LOGIQ α200 ON. Wait for about 30 seconds to warm up the console.
1.
2. Connect a DVM to the appropriate place shown in Table 4–1.
3. Verify that the voltages are as shown in Table 4–2.
SMPS
+5V, 15V for Analog V5 (+5V), V–15 (–15V), V15
(+15V) on ESP BD ASSY
–5V for Analog/Digital V–5 (–5V) on ESP BD ASSY
+12 for Monitor B+ (+12V) on Monitor Input
Connector
+5V for Digital TP 602 (+5V) on MST BD
ASSY
SMPS
+5V, 15V for Analog
–5V for Analog/Digital
+12 for Monitor
+5V for Digital
TABLE 4– 1
SMPS MEASUREMENT LOCATION
MEASURE AT
TP3 (Ground) on ESP BD
ASSY
TP3 (Ground) on ESP BD
ASSY
GND on Monitor Input
Connector
TP 601 (GND) on MST BD
ASSY
TABLE 4–2
SMPS MEASUREMENT TOLERANCES
MIN
+4.8 V
–15.75V
+14.25 V
–4.8 V
+11.8 V
+4.8 V
4–9
LOGIQ α200 SERVICE MANUAL
RETURN AT
1 on SMPS ASSY
See ILLUSTRATION 4–6
2 on SMPS ASSY
See ILLUSTRATION 4–6
3 on SMPS ASSY
See ILLUSTRATION 4–6
4 on SMPS ASSY
See ILLUSTRATION 4–6
MAX
+5.2 V
–14.25 V
+15.75 V
–5.2 V
+12.2 V
+5.2 V
FUNCTIONAL CHECKS
2138853
ADJUST AT