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HCD-DV2D
HCD-DV2D
— PANEL/POWER SECTION —
IR651
D652
X501
32.768kHz
X502
8.38MHz
VFD651
FLUORESCENT
INDICATOR
TUBE
IC651
FL DRIVER
FUNCTION
KEY
S658,S651-654
I/
LED
DRIVE
Q502
IC502
D302
PT901
POWER
TRANSFORMER(MAIN)
D901-904
RELAY
DRIVE
AC IN
D301
Q305,Q320
POWER
CONTROL
D324
D309
POWER AMP B+
-33V(VPP)
POWER AMP B-
PT902
(SUB)
TRANSFORMER
D+5V
D +5V
+12V(VM)
+9V
+2.5
IC301
+12V
REG
Q311,312
+9V
REG
Q316
D306
VF
VF
Q307
RY901
D907
D906
TOP
TCL
POWER
-33V
REG
Q315
Q318
SWITCH
+VDD
IC501 (2/2)
SYSTEM CONTROLLER
-33V(VPP)
VF
VF
UD704
+3.3V
U702
+1.8V
+3.3V
UD703
UD702
+5V
+5V
+12V(VM)
REG
Q504-506
FUNCTION
KEY
S665,S666,S656,S657,S659
FUNCTION
KEY
S655,S660-664
CLS
OPN
DSCK
DSSTB
DSDA
MRST
SWITCH
Q507
D501
Q306
SWITCH
Q309,310
SWITCH
+9V
REG
Q196,197
SWITCH
Q198
+9V (TU)
SW901
VOLTAGE
SELECTOR
E2,E3,E51,SP
EXCEPT E2,E3,E51,SP
www.freeservicemanuals.info
07/11/2016
Published in Heiloo Holland