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KDC-W237AY/W237GY/W3037AY/W3037GY/
W311AY/W311GY/W3537AY/W3537GY/W4037Y
Turn power on.
Press and hold the [1] and [3] keys and press reset button.
(Enter the system in the test mode.)
Press [B.BOOST] key. (ROM data System enters data trans-
fer mode.)
Press [
] (or [
].) (Select READ)
Press [
] key for 1 second or longer. (Data transfer)
e
Mother unit (X34-)
FRONT-
END (A1)
E2PROM
The system µ-COM (IC1) copies
the data in the front-end (A1) in the
E2PROM on the mother unit (X34-)
In case of [2]
READ OK
In case of [1] or [3]
READ OK2
Press [
] key. (Exit ROM data transfer mode.)
Turn power off.
Remove front-end (A1).
r
Mother unit (X34-)
FRONT-
END (A1)
18
ROM DATA TRANSFER PROCESSES
SYSTEM
µ-COM (IC1)
E2PROM
R-OK
R-O2
SYSTEM
µ-COM (IC1)
E2PROM
Install new front-end (A1).
No ROM correction or other data status.
t
Mother unit (X34-)
FRONT-
END (A1)
E2PROM
Turn power on.
Press and hold the [1] and [3] keys and press reset button.
(Enter the system in the test mode.)
Press [B.BOOST] key. (Start transferring ROM data.)
Press [
] (or [
].) (Select WRT)
Press [
] key for 1 second or longer. (Data transfer)
y
Mother unit (X34-)
FRONT-
END (A1)
E2PROM
System µ-COM (IC1) copies
data on the mother unit (X34-) into
E2PROM in the front-end (A1)
In case of [2] or [3]
WRT OK
In case of [1]
WRT OK2
Press [
] key. (Exit ROM data transfer mode.)
SYSTEM
µ-COM (IC1)
E2PROM
SYSTEM
µ-COM (IC1)
E2PROM
W-OK
W-O2
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