GE Medical Systems LOGIQ ?200, Руководство по обслуживанию, Страница: 75 / 212

GE MEDICAL SYSTEMS
LOGIQ 200 SERVICE MANUAL
2138853
FUNCTIONAL CHECKS
4–9
REV 0
4–3–2 SMPS Adjustment Procedure
1. Power LOGIQ 200 ON. Wait for about 30 seconds to warm up the console.
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.
TABLE 4– 1
SMPS MEASUREMENT LOCATION
SMPS MEASURE AT RETURN AT ADJUST AT
+5V,
±
15V for Analog V5 (+5V), V–15 (–15V), V15
(+15V) on ESP BD ASSY TP3 (Ground) on ESP BD
ASSY 1 on SMPS ASSY
See ILLUSTRATION 4–6
–5V for Analog/Digital V–5 (–5V) on ESP BD ASSY TP3 (Ground) on ESP BD
ASSY 2 on SMPS ASSY
See ILLUSTRATION 4–6
+12 for Monitor B+ (+12V) on Monitor Input
Connector GND on Monitor Input
Connector 3 on SMPS ASSY
See ILLUSTRATION 4–6
+5V for Digital TP 602 (+5V) on MST BD
ASSY TP 601 (GND) on MST BD
ASSY 4 on SMPS ASSY
See ILLUSTRATION 4–6
TABLE 4–2
SMPS MEASUREMENT TOLERANCES
SMPS MIN MAX
+5V,
±
15V for Analog +4.8 V
–15.75V
+14.25 V
+5.2 V
–14.25 V
+15.75 V
–5V for Analog/Digital –4.8 V –5.2 V
+12 for Monitor +11.8 V +12.2 V
+5V for Digital +4.8 V +5.2 V