Elo TouchSystems ET1587C - TROUBLE SHOOTING CHART; A. POWER SUPPLY CIRCUITS

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AS6S/TC06S BLOCK DIAGRAM
D-SUB
SIGNAL
CONNECT OR
R.G.B
V
H
VIDEO
PRE-A MP.
VIDE O
DRIVER
KEY . BD.
E’
PROM
CPU
V.SY NC H.SYN C
OSD
CON T.
VIDE O
DRIVER
ASJUST MENT
H./V. OSC.
H
V
H.DRIVER
H.PHASE
V.D RIVER
V. SIZE
CON TROL
V.SIZ E
V.CE NTER
V.CE NTER PINCUSHION H.WIDTH
H. /V.
BLAN KING
●
●
●
V.D Y
H.D HF.
Cs
SWIT CH
E/W
CORRE CTION
H.DY
H.WIDTH
DC BIAS
DIODE
MODULATION
V.cp
●
●
●
● ●
HEATER
●
C1 C2
CRT
SPOT
KILLER
BRIGHT
FBT
C3
D F.
EHT
H
●
- +
SAMPS
6.3V
12V
21V
82V
STEP-UP
55VDC
FEED.BACK
Dynamic
Focus
BLOCK DIAGRAM
6.3V
14.7V
82V
180VDC