X-E Strip - Philips CARDIOMD Service Manual

+15V, +5V,
–5V, –15V,
+13V
DRV 1-2-3
DRV 4-5-6
Figure 5.11 LED drive signal
SMPL 1-2-3
SMPL 4-5-6
Figure 5.12 LED sample signal
5.4.2.3 X–E Strip
E-OUT
Figure 5.13 Typical Energy output signal
HIDYN
1MAN0158-H11 04-2005 CSIP Level 1
are DC test points for the low voltages used in the detector. The readings should
be within 5% of these values.
is an oscilloscope test point for the autotune LED drive signal serving PMT # 1,
2, 3, 7, 8, 9, 13, 14, 15, 19, 20, and 21.
is an oscilloscope test point for the Autotune LED drive signal serving PMT # 4,
5, 6, 10, 11, 12, 16, 17, 18, 22, 23 and 24.
is an oscilloscope test point for the Autotune LED sample signal serving PMT #
1, 2, 3, 7, 8, 9, 13, 14, 15, 19, 20, and 21.
is an oscilloscope test point for the Autotune LED sample signal serving PMT #
4, 5, 6, 10, 11, 12, 16, 17, 18, 22, 23 and 24.
is an oscilloscope test point showing the Energy output signal to the EDC board.
The magnitude of scintillation signals from technetium or cobalt should be
around 0.8 – 1.0 Vpp, negative going. Base line should be 0 V ± 50 mV.
is an oscilloscope test point showing the high level DynCor signal. The
magnitude of scintillation signals from technetium or cobalt should be around
Diagnostics
CardioMD Service Manual 5-17