HP laserjet 3390, 3392 all-in-one 서비스 매뉴얼
1
Figure 6-47
Print-cartridge high-voltage connection points (right side)
2
3
Figure 6-48
Print-cartridge high-voltage connection points (left side)
To check the high-voltage connector assembly
Visually inspect the cartridge connection points inside the all-in-one to make sure that they are not dirty
or corroded. If the pins are dirty, clean them by using isopropyl alcohol only.
or corroded. If the pins are dirty, clean them by using isopropyl alcohol only.
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Chapter 6 Troubleshooting
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