Laptop User Manual

113
7521
7521
Plus / N N/B MAINTENANCE
Plus / N N/B MAINTENANCE
8.4 EXTERNAL MONITOR NO DISPLAY
There is no display or picture abnormal on CRT monitor.
U24
SIS 630S
G
D
S
G
D
S
BLUE
DDCK
Q502
Q501
L516
L515
L514
L519
L512
L513
R2
R518R516
3
15
C505
R114
R112
SH5
SH11
L518
J506
1
RED
2
GREEN
+12V
+3V
R630
HSYNC
13
14
VSYNC
R3
12
DDDA
CRT MONITOR
+3V
CRT_IN#
10