Chapter 2: Analyzer Description ABL77 Service Manual
Module Descriptions, Continued
Power
distribution
board
The power distribution board (REF: 902-838) receives power from the battery
control board and routes the power to the electronic boards assembly and the
analog board (see Figure 2-22).
Figure 2-22
Interface board
The interface board (REF: 902-681) contains the internal speaker and the coin cell
battery that supplies the CPU with power to maintain the computer settings See
Figure 2-23). This board also receives signals from the barcode scanner and routes
data to the printer to produce reports.
SPK
ASSY 41407
Revision
BAT 1
SN
J3
Figure 2-23
ChipDisk
The ChipDisk (REF: 365-436) is the mass storage media for all records, settings
and software (see Figure 2-24). It is an electronic based “computer hard drive” The
ChipDisk is a component of the CPU board.
Figure 2-24
Continued on next page
2-36 Rev. F
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