Philips PM2519 - Page 69

4.2.13. Galvanic separation test (PM 2519/51)
VOLTAGE ON PIN1
OF A521? =+7,7V
VOLTAGE ON PIN3 \NO
OF A521? +5V
YES
ACTIVITY ON PIN 3
AND 5 OF X1500 ?
YES
ACTIVITY ON PiN1
OF BS02 ?
YES
CHECK VS03
AND V504
CHECK V513
AND V514
CHECK ASO2
AND BS02
CHECK BSO4
AND ASO2
CHECK V506
AND V510
CHECK V506
AND V510
CHECK BS501
AND A501
CHECK B503
AND A501
S$T4433
840629
ACTIVITY ON PIN1
OF B504 ?
ACTIVITY ON PINS
OF B502 AND PIN7
OF A502?
YES
ACTIVITY ON PING
OF BS04 AND PIN1
OF A502?
ACTIVITY ON PIN1
OF 8501?
ACTIVITY ON PIN1
OF BS03 ?
YES
ACTIVITY ON PIN6
OF B501 AND PIN7
OF A501?
ACTIVITY ON PIN6
QF BSO3 AND PIN‘
OF A501?
aN A
CHECK
VS29, V522,
AND B505
4-15
* Measurement zero is the low socket.
A Measurement zero is the zero of the
ST4433
840629
power supply on the galvanic separation.