PRA-BD11
46
1
2
3
4
1
2
3
4
C
D
F
A
B
E
SIDE A
DOOB ASSY
B
4. Major points to measure, such as those for the power and ground
Major points to measure
Pin No.
Signal Name
Description
TP8611
+5V
Power supply (input of CN8601)
TP8612
GND
Ground
TP8613
+5V
Power supply (after the overcurrent protection circuit passage)
TP8614
+3.3V
Power supply (c5V to +3.3V by regulator)
TP8615
+2.5V
Power supply (c5V to +2.5V by regulator)
TP8616
GND
Ground
TP8635
27MHz CLK
27MHz clock
TP8638
36.864MHz CLK
36.864MHz clock (generates from 27MHz clock)
TP8640
18.432MHz CLK
18.432MHz clock
TP8641
GND
TEST MODE
NTSC /PAL
Ground
TP8660
Test mode setting (operate together with S8602 BSH1015 DIP switch 1)
TP8661
NTSC/PAL setting in the test mode (operate together with S8602 BSH1015 DIP
switch 2)
TP8666
+5V
Power supply (after the overcurrent protection circuit passage for RS-232C I/F)
TP8670
+3.3V
Power supply (co5V to +3.3V by regulator for RS-232C I/F)
TP8662
TxD output for RS-232C I/F (+3.3V CMOS level)
TP8667
GND
TXD
Ground
Содержание PRA-BD11
Страница 19: ...PRA BD11 19 5 6 7 8 5 6 7 8 C D F A B E A 3 4 ...
Страница 21: ...PRA BD11 21 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 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 ...
Страница 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 ...