- 23 -
CHECK
IC401 (MICOM)
PIN 1, 42 (H/V INPUT)
SIGNAL?
CHECK
IC401 PIN 6
WAVEFORM?
CHECK
IC401 (MICOM)
PIN 9, 12 ?
CHECK
B+ LINE
(6.3V,15V) ?
CHECK PC,
(PC IS NOT GOING INTO
DPM OFF MODE)
TROUBLE IN
X401
TROUBLE IN
IC401 (MICOM)
TROUBLE IN
Q922, Q923, Q925, Q926
TROUBLE IN PC
OFF MODE FAILURE
INPUT H/V SYNC SIGNAL
NO H/V SYNC
(NO OFF MODE.)
NO
NO
NO (DPMF: 0V)
DPM TABLE
Mode
Item
NORMAL
STAND-BY
SUSPEND
OFF
DPMS
H
H
H
L
LED
GREEN
ORANGE
ORANGE
ORANGE
DPMF
H
L
L
L
YES
SEE DPM TABLE
YES
YES
5V
6MHz
8. TROUBLE IN DPM
Содержание CG771B
Страница 26: ...PRINTED CIRCUIT BOARD 26 1 MAIN BOARD Component Side ...
Страница 27: ... 27 2 MAIN BOARD Solder Side ...
Страница 28: ... 28 3 VIDEO BOARD Component Side 4 VIDEO BOARD Solder Side ...
Страница 29: ... 29 5 CONTROL BOARD Component Side 6 CONTROL BOARD Solder Side ...
Страница 30: ... 30 EXPLODED VIEW 18 16 C B A 1 1 1 2 1 3 25 17 20 21 19 23 24 22 10 12 13 14 15 11 2 3 4 5 6 7 8 9 ...
Страница 57: ......
Страница 58: ...Mar 1999 P NO 3828TSO011C Printed in Korea ...