Northern Telecom BCS35 Replacement Manual page 142

126 Disk Crossover and Controller circuit packs
Table 13–3xxx
Disk controller PCA (A21A1) option references – part number: 680–9143
(continued)
Device type Position/setting Function Setting
(number) Factory On–site
Note:
Note 1: See Figure 13–1.
Note 2: There are no customer–definable options on this circuit pack. Information is shown for reference only.
Note 3: Only present on the 72–Mbyte and 140–Mbyte disk drives.
Notes:
Note 1: Refer to information earlier in this document.
Note 2: There are no customer–definable options on this PCA. Information is shown for reference purposes only. This data
is to be used for verification during initial DPP system installation and/or PCA replacement to make certain that the
replacement PCA is set–up the same as the PCA being replaced.
Note 3: Only present on the 72–Mbyte and 140–Mbyte disk drives.
297-1001-536 Standard 01.03 August 1996