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BES-960BC.1260BC
Chapter 7 Electric Components
5. Replacing the head PCB
1. Remove the two upper bolts e of the bridge cover w. (Just loosen the lower bolts.)
2. Remove the bridge cover w. The head PCB r is attached to the inside of the bridge cover w.
Note:
The head PCB
r has the connectors t on it. Handle it carefully so as not to damage any wires nor apply excessive
force.
3. Remove connectors
t from the head PCB r.
4. Remove the head PCB
r by pressing the clamps of the four supports y inward, and replace it with a new one.
• Reverse the above procedure for re-assembly.
Notes:
• When removing and reattaching connectors, do not pull on the cables; hold the connectors.
• When attaching the head PCB
r, set the rotary switch u on the head PCB r to the head number.
• Connectors P7 on the head, except for no.1, are unused and not connected to a cable.
• Connector P8 is unused and not connected to cable.
q
r
e
w
u
r
y
t
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