Kenwood KDC 139 Service Manual
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Extracted text from Kenwood KDC 139 Service Manual (Ocr-read)
Page 16
KDC-138/138CR/139/1398
ROM DATA TRANSFER PROCESSES
Turn power on. Install new front-end (A1).
Press and hold the [1] and [3] keys and press reset button. No ROM correction or other data status.
(Enter the system in the test mode.)
Press [B.BOOST] key. (ROM data System enters data (53>
transfer mode.) Mother unit (X34-)
Press [I44] (or I>>I].) (Select READ) SYSTEM
Press [pu] key for 1 second or longer. (Data transfer) Eifgafi) ll-COM ('01)
(3)
EZPROM
Mother unit (X34-) E2PROM
SYSTEM
FRONT- u-COM (IC1)
END (A1)
E2PFIOM :
I I fl EZPROM
A 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 [I44] (or [>>|].) (Select WRT)
Press [>u] key for 1 second or longer. (Data transfer)
The system p-COM (IC1) copies
the data in the front-end (A1) in the
E2PROM on the mother unit (X34-)
In case of [2]
READ OK A R-OK A (6)
In case of [1] or [3] Mother unit (X34-)
SYSTEM
READ 0K2 , 3-02 , FRONT. [1.00M (lCt)
END (A1) I
Q EZPROM . I I
ll
System prCOM (IC1) copies
data on the mother unit (X347) into
E2PROM in the fronteend (A1)
EZPROM
Press [NI] key. (Exit ROM data transfer mode.)
Turn power off.
Remove front-end (A1).
In case of [2] or [3]
Mother unit (X34-)
(3)
SYSTEM In case of [1]
PM COW" -
END (A1) I W 02 »
E2PROM Press [Mfl key. (Exut ROM data transfer mode.)
G
16
Page 18
KDC-138/138CR/139/1398
ROM DATA TRANSFER PROCESSES
Press [>11] key. (Exit ROM data transfer mode.) Turn power on.
Turn power off. Press and hold the [1] and [3] keys press reset button. (Enter
the system in the test mode.)
Remove front-end (A1). Press [B.BOOST] key. (Enter the system in ROM data
transfer mode.)
G) Press [144] (or1>>|].) (Select WRT)
Mother unit (X34-) Press [pm key for 1 second or longer. (Data transfer)
SYSTEM
FRONT- u-COM (IC1) @
END (A1) /
-| Mother unit (X34-)
SYSTEM
E2PROM FRONT- u-COM (IC1)
END (A1)
EZPROM h I I E2PROM
Install new front-end (A1).
No ROM correction or other data status.
System )L-COM (IC1) copies
data on the mother unit (X34-) into
E2PROM in the front-end (A1)
Mother unit (X34-) WRT OK > W-OK
®
SYSTEM
FRONT- u-COM (lCl)
END (A1) I Press [1] key. (Exit ROM data transfer mode.)
E2PROM EZPROM
G
18