Star Tech Journal

4
STARHECH JOURNAL/SEPTEMBER 1982
DATA EAST
* MONITOR SPARK GAP CLEANING * MONITOR GROUNDING KITS
Model:
Games:
Deco Cassette System
All machines with Nanao monitors
(Neck board #KC920524(½),
KB240163)
Subject: Assorted loading problems, random
freeze-ups and random resets. caused
by arcing of the spark gap.
Solution: CAUTION, thefollowingprocedure
should be done by a qualified tech-
nician, due to the possible presence
of VERY HIGH VOLTAGE.
1. Remove the monitor neck board.
2. Using compressed air or compo-
nent freeze spray, clean out the
spark gap thoroughly, and the
entire board.
3. Allow condensation to dry com-
pletely.
4. Reinstall monitor neck board.
Model:
Deco Cassette System
Games: All Cassette Systems
Subject: Desensitize system due to monitor
noise.
Solution: Grounding of the CRT. See figures
1 and 2 for your specific monitor.
Send for your FREE grounding kits
which contain wire and two special
grounding clips. CAUTION. This
task should be done by a qualified
technician.
Figure 1
NEC CU·2013G·1
Figure 2
NANAO