18
KDC-W241AY/W241GY/W3041A/W3041AY/W3041G
/W3041GY/W312A/W312AY/W312G/W312GY/W312SAY
Press
[
]
key. (Exit ROM data transfer mode.)
Turn power off.
Remove front-end (A1).
FRONT-
END (A1)
E2PROM
Mother unit (X34-)
r
Install new front-end (A1).
No ROM correction or other data status.
FRONT-
END (A1)
E2PROM
E2PROM
Mother unit (X34-)
t
Turn power on.
Press and hold the [1] and [3] keys press reset button. (Enter
the system in the test mode.)
Press [B.BOOST] key. (Enter the system in ROM data
transfer mode.)
Press
[
]
(or
[
]
.) (Select WRT)
Press
[
]
key for 1 second or longer. (Data transfer)
FRONT-
END (A1)
E2PROM
E2PROM
Mother unit (X34-)
y
WRT OK
W-OK
Press
[
]
key. (Exit ROM data transfer mode.)
ROM DATA TRANSFER PROCESSES
