PRA-BD11
41
5
6
7
8
5
6
7
8
C
D
F
A
B
E
2
In a case where LED 1 is unlit regardless of the existence of the SDI signal input
START
Check the logical state of Pin 1 of IC8109.
If it is L, check the mounting status of Pin 191 of IC8201.
• Check the logical state of TP8215. If it is L, check the mounting status of CN8202.
• Check the logical state of Pin 4 of IC8308. If it is L, check the mounting status of IC8308.
• Check the logical state of Pin 12 of IC8309. If it is L, check the mounting status of IC8309.
Check the mounting and operation statuses of CN8201, R8209, TH8302, F8303,
and IC8306, in that order.
VDDINT = Pins 1, 17, 26 and 90 of IC8106
VDDIO
= Pins 39, 51, 67 and 76 of IC8106
Check the mounting and operation statuses of F8107.
+3.3V
?
Check the mounting status of IC8106.
Check +3.3V power supply
If there is no problem in mounting status, IC8106 may be in failure.
IC8106
pin 16
IC8109
pin 2
D8304
NG
OK
Unlit
Lit
L
H
L
H
Summary of Contents for PRA-BD11
Page 19: ...PRA BD11 19 5 6 7 8 5 6 7 8 C D F A B E A 3 4 ...
Page 21: ...PRA BD11 21 5 6 7 8 5 6 7 8 C D F A B E ...
Page 23: ...PRA BD11 23 5 6 7 8 5 6 7 8 C D F A B E B 1 2 2 2 B 2 2 B 2 2 B 2 2 B 2 2 B 2 2 B 2 2 B 2 2 B ...
Page 25: ...PRA BD11 25 5 6 7 8 5 6 7 8 C D F A B E B 2 2 1 2 B 1 2 B 1 2 B 1 2 B ...