Entering Id To Main P.c.b.; Installing Jig - Yamaha CDR-HD1500 Service Manual

CDR-HD1500
QQ
3 7 63 1515 0
I ENTERING ID TO MAIN P.C.B.
After replacing the MAIN P.C.B. or IC11 (MAIN P.C.B.), ID
must be entered.
Preparation: Take the measure against electrostatic
dischange before the work.
Items required: IC Writing Board with Jig Cable (2P)
Parts No.: WA045500
TE
L 13942296513
Connect to

Installing Jig

1) Turn off the power.
2) Remove the top cover.
3) Remove CB951 of OSD P.C.B.. (Fig. 20 on page 15)
4) Using the flatcable disconnected in Step 3), connect
CB1 of the jig P.C.B. to CB202 of MAIN P.C.B..
5) Connect CB3 of the jig P.C.B. to CB751 of
OPERATION (7) P.C.B. with jig cable (2P). (Fig. 18 on
page 14)
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6) Set the DIP switch of the jig P.C.B. as shown in Fig. 2.
.
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SW1
CB4
CB3
Jig Cable
OPERATION (7) P.C.B.
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SW1
1
i
0
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2 9
8
I
CB5
1
0
IC3
CB4 is to select the I/O voltage. CB4 is to select the I/O voltage.
On the CDR-HD1500 it is "+5V". On the CDR-HD1500 it is "+5V".
TE1
Q Q
3 6 7 1 3 1 5
CB2
CB1
Flat Cable
Connect to CB202 of MAIN P.C.B.
MAIN P.C.B.
co
.
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
9 9