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DP-8 5 CHASSIS
TROUBLESHOOTING
1.) No Raster
and No Power
(Signal
P Wt3)
PO wer P WB)
No
Relay
Click
Heard
Green
LEDs
Should
be
ON
(Signal
P W8)
AC Clock
In
(Signal
P WB)
Check
Q007
(Power
P WB)
D960,
S901
(Signal
PWB)
Check
IO01
1003 Reset
IC
X001
Crystal
(Signal
P WB)
Check
Q015,
Q016
1003 Reset
IC
X001
Crystal
(Power
PWB)
1906,
D909
No
(Deflection
PWB)
Check
)
DP02,
RP05,
RP06,
CP05
Has Protector
EP91
blown
No
(Deflection
P W/3)
'
Check
IPOl
(Deflection
P WB)
Check
I PO1 , DP04,
Replace
EP91
PAGE 02-02
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