Lk-1900 Data Rom; Connection Of The Optional Pedal - JUKI LK-1900A Instruction Manual

5. LK-1900 data ROM

6. Connection of the optional pedal

(1) Connection of PK-57
w
q
w
e
Insert LK-1900 data ROM to the IC socket on MAIN
p.c.b for use.
ROM which can be used :
JUKI Part No. : HL008423000
1) Connect PK-57 change cable w with CN41 of
MAIN circuit board q.
2) Connect the cord of PK-57 e with the PK-57
change cable at the rear face of the control box.
Then clamp two places with adhesive clamp r.
In addition, tighten with a screw the PK-57 ground
cable as illustrated in the figure.
PK-57 :
PK-57 change cable : Part No. M90135900A0
Adhesive clamp :
3) Set the memory switches as follows.
Memory switch No.
r
Ground
cable
51
1. Be careful of the inserting direction.
2. EEPROM cannot be used.
3. When the pattern No. is the same as
that of the standard pattern, the pattern
in the data ROM is prior to other
pattern.
27C256 EPROM
Part No. GPK570010B0
Part No. E9607603000
19
20
24
Set value
2
1
1