artisan 8640B - Page 285

Model 8640B TM 9-4935-601-14-7&P
CHANGE 20 (Cont'd)
Service Sheet 6 (component locations):
Replace Figure 8-22 with the attached figure.
P/O A3A4
Figure 8-22. P/O A 3A4 Connector Board Assembly Component Locations (P/O Change 20)
Service Sheet 9A (schematic):
Add a 22 pF capacitor, AllC24, parallel to AllR36.
Service Sheet 12 (schematic):
Change A26A4R2 to 5000w.
CHANGE 21
Page 6-39, Table 6-3:
Add MP75 08640-00096 INSULATOR, COUNTER HEAT SINK.
CHANGE 22
Page 6-34, Table 6-3:
Delete A26A2CR5.
Service Sheet 13 (schematic):
Delete diode A26A2CR5. Connect pin 10 directly to pin 19.
CHANGE 23
Page 6-36, Table 6-3:
Change A26A3R1 to 0698-7227 RESISTOR, FXD, 422 OHM 1% 0.125W F.
Service Sheet 12 (schematic):
Change A26A3R1 to 4222.
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