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CPI Canada Inc.
AEC Calibration
3D
Use and disclosure is subject to the restrictions on the title page of this CPI document.
CMP 200
®
Service Manual Ch # 901476-05 Rev. A
Page 3D-3
3D.2.1 AEC Board (Solid State Chambers)
The AEC board shown below is compatible with various makes / models of solid-state chambers as per AEC
compatibility matrix SUP73799200.
This board will be fitted with 6 pin circular connectors (J1 to J4) or with 7 pin in-line connectors (J11
to J14), depending on the application.
Figure 3D-1: Dedicated solid-state AEC board (assembly 737992)
NOTE: WHEN PERFORMING THE INITIAL AEC SETUP (CHAPTER 3C), THE CHAMBER TYPE MUST BE SET
TO
ION
FOR THIS BOARD.
AEC board input assignment (examples only, actual receptor assignments may vary):
•
Ch 1 = J1 / J11 - Table Radiographic Bucky.
•
Ch 2 = J2 / J12 - Vertical Wall Bucky.
•
Ch 3 = J3 / J13 - Spot Film Device.
•
Ch 4 = J4 / J14 - Aux. (Extra Bucky, Digital Acquisition, etc).
The following potentiometers are used for AEC gain adjustment:
•
R1 is used for channel 1 gain adjustment.
•
R2 is used for channel 2 gain adjustment.
•
R3 is used for channel 3 gain adjustment.
•
R4 is used for channel 4 gain adjustment.