GE AMX-II

GENERAL ELECTRIC MEDICAL SYSTEMS
7-1576
W18:
PROBE:
GND:
H:
νι
W138 (40,F)
#19:
AMX-II X-RAY UNIT
SM A0654E
UJT oscillator providing trigger
signals to the 500-Hz inverter
driver. Press ROTOR button to
operate. |
Emitter of 3A3023
_ 3TB1-5
.5-ms/div
.5-v/div x 10 (probe)
INT, DC, +, Set Point
Period for two pulses must be 1.95-ms
to 2.05-ms
Signal provided by pilot SCR's tc
the iverter driver SCR's.
Depress ROTOR button to operate.
CHI-PROBE: Collector of 3A3045
CH2-PROBE: Collector of 3A3049
GND: 3TB1-5
rov H: .5-ms/div
У: 2-v/div x 10 (probe)
TRIG: INT, DC, +, Set Point
Waveforms A and B must be 180° out of
phase as shown and with the time per
¿19-A
(Upuer)
Η19-Β
(Lower)
(41,C-E)
cycle
shown.
P-P voltage must be 42+ 4V.
Period for one cycle must be 1.95-ms
-Ov to 2.05-ms.
W20:
CHI-PROBE:
CH2-PROBE:
GND:
H:
V:
TRIG:
W20-A (Upper) W20-B (Lower) (42,B-F)
6-29
Voltage across inverter driver.
Depress ROTOR button to operate.
Collector of 3A3019
Collector of 3A3020
3TB1-S
.5-ms/div
2-v/div x 10 (probe)
INT, DC, +, AUTO
Peak voltage must be 20 + 3V.
Period for one cycle must be 1.95-ms to
2.05-ms