Main Controller (C134 Main Board) Removal - Epson Stylus 800 Service Manual

Stylus S00+ service Manual

3.2.3 Main Controller (C134 MAIN Board) Removal

[Step 1] Remove the upper housing. (Refer tosection3.2.l.)
[Step 2] Disconnect the cables from the connectors CN2, CN3, CN4, CN5, CN6, and CN7 of the
[Step 3] Remove 4 screws (2 CBB(M3 x IO)and 2 CBS(M3x6))and takeout thernaincontroller.
When you replace the main board, initialize the EEPROM contents as follows:
2) Turn the printer on while holding down the AL~ ECONOMYICONDENSED,
When you replace the main board, you must also replace the block resistor in location
RM22. Take the resistorfiom the old main board and use itin the new board for proper
printhead drive voltage control.
When you replace the main board, the waste ink absorbing materials must be replaced
at the same time.
When you disconnect and reconnect the cablefiom connector CN7 of the C134 MAIN
board, squeeze the end of the cable to remove or insert it.
When you connect the cable to connector CN7 of the C134 MAIN board, align
stripe on the cable with pin 1 of CN7.
When you connect the cable to connector CN6 of the C134 MAXN board, align the red
stripe on the cable with pin 1 of CN6.
Default Setting Parameter Regt"stration (Chapter 4, Section 4.3)
Rev. A
Figure 3-4. Main Controller Removal
yellow
CBS(M3X6)
troller
I