Fan User Manual

130
YORK INTERNATIONAL
FORM 201.19-NM1 (204)
ITEM
1
2
3
4
5
DESIGNATION
J18
RTC (U13)
EPROM
S1
S2 to S5
DESCRIPTION
Clock Enable/Disable Jump Contact
Real Time Clock and Battery Backup I.C.
Microprocessor I.C. (label shows version)
NOTE : Dimple is positioned at top edge (3A)
Dip Switch Set (8 switches)
System Switches S2 = System 1
S3 = System 2
S4 = System 3
S5 = System 4
1.11 MICROPROCESSOR BOARD LAYOUT
FIG. 46 – COMPONENT LAYOUT
2
5
1
028979-G
4
3
Micro Panel Contents
3A