
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PDM-4220
PDM-4220
Power
No
Yes
Power cannot be turned on (LED does not light)
Is the input voltage
applied to Power supply unit?
(CN61
,
)
AC inlet
Power switch
AC Fuse
F902 T6.3AH 250V
Are the voltages
applied to CN63
pins
and CNPPS
pins
of Power supply unit ?
[CN63]
+5V [CNPPS] +30V
+3.3V
+ 5V
+12V
+10V
Joint / Formatter PWB
Power supply unit
No
Yes
Filter PWB
*Re-adjustment is reqired.
Plese refer to 21 page.
Summary of Contents for PDM-4220
Page 34: ...34 PDM 4220 PDM 4220 MEMO ...
Page 35: ...PDM 4220 35 Block diagram ...
Page 50: ...50 PDM 4220 PDM 4220 3 ...
Page 52: ...52 PDM 4220 PDM 4220 4 ...
Page 54: ...54 PDM 4220 PDM 4220 5 ...
Page 56: ...56 PDM 4220 PDM 4220 6 ...
Page 58: ...58 PDM 4220 PDM 4220 2 ...