Power Supply Unit (C172 PSB/PSE Board) Removal
1. Remove the upper housing. (See page 3-7.)
2. Remove the printer mechanism. (See page 3-9.)
3. Disconnect the power cable from connector CN1 on the C172 PSB/PSE board and the harness
from connector CN2 from the main controller board.
4.
Remove 4 (CBP 3 × 12) screws securing the power supply unit to the lower housing; then
remove the power supply unit.
WARNING
Because the power switch is located in the secondary side of C172 PSB/PSE, the primary
side remains hot, even if power is off. Therefore, disconnect the power cable from the AC
inlet.
C172 PSB/PSE
CBP 3 x 12
CN1
CN2
Lower Housing
Figure 3-7. Removing the Power Supply Unit
Disassembly and Assembly
3-12 EPSON Stylus 1500 Service Manual
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