Sharp MZ-80SFD Service Manual page 9

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3. I
ndex
lamp assembly
1) I
nspeetion
CD
Connect power socket to connector J2 of PWB
unit. Turn power on.
®
Make sure that there is a voltage range of DC 1 to
1.7V between B-11 (lower white lead of the 11th
pin from power socket) and A-11 (black lead of
the 11th pin from power socket), both belonging
to connector J3.
Note)
When attaching the index lamp assembly to the
carrier, fit the housing and LED in at the same
time.
-7-
2) Replacement
CD
Remove PWB unit (refer to page
6).
®
Disconnect 2 lead wires of index lamp assembly
from the housing of connector J3.
@
Cut off the tie band fixing lead wires of index
lamp assembly (be careful not to damage lead
wires), and open the front door.
@)
Take lead wires off the guide groove of carrier, and
draw out the index lamp assembly with tweezers
and fingers.
®
To attach, take the reverse order.
®
Carry out inspection, referring to description at
left.
Index lamp assembly
-0

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