8. TROUBLE IN DPM
OFF MODE FAILURE(NO OFF MODE.)
CHECK
CHECK PC,
IC401 (MICOM)NOINPUT H/V SYNC SIGNAL
(PC IS NOT GOING INTO
PIN 40, 41(H/V INPUT)
DPM OFF MODE)
SIGNAL?
YES
H/V SYNC
CHECK
NOTROUBLE IN
IC401 PIN 8
X401
WAVEFORM?
5V
YES
24MHz
CHECK
NO (DPMF: 0V) TROUBLE IN
IC401 (MICOM)
IC401 (MICOM)
PIN 15, 17 ?
SEE DPM TABLE
YES
CHECK
+
BLINE NOTROUBLE IN
(6.3V,15V, 105V) ?Q941, Q942, Q951, Q952
DPM TABLE
YES
Item
Mode DPMFDPMSLED
TROUBLE IN PCNORMAL HHGREEN
STAND-BYHLORANGE
SUSPENDHLORANGE
OFFLLORANGE
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