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HCD-ZX66i/ZX99i
HCD-ZX66i/ZX99i
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33
6-3. BLOCK DIAGRAM – DISPLAY/POWER Section –
VACUUM
FLUORESCENT
DISPLA
Y
FL901
SPEANA
MD0
MD2
INT0
INT1
SI0
SO0
VCC
1
2
3
4
5
6
7
CNS928
FLASH
PROGRAMMING
ROTARY
ENCODER
AC DET
–VL
+VL
–VH
+VH
X602
4MHz
VACUUM FLUORESCENT DISPLAY DRIVER,
KEY CONTROL
IC901
VF
BAND-PASS FILTER
IC903
D907,909,911,
913,915,917
D908,910,912,
914,916
D920
D926
S929
S928
DISPLAY
!
!
MD0
MD2
INT0
INT1
SI0
SO0
SYSTEM CONTROL
IC401 (3/3)
RECT
D501
LED+9V
A+3.3V
D+3.3V
MP3+3.3V
M+7V
D660
D661
D504,506
M+9V
LED+9V
VBUS
A+9V
+4V REG
Q209-211
RESET
Q208
–VG
UNREG(+15V)
D1192
RY1000
AC IN ~
PT1100
POWER
TRANSFORMER
(MAIN)
PT1101
POWER
TRANSFORMER
(SUB)
VACUUM
FLUORESCENT
DISPLAY
(FL901)
VF
VF
+11V
EVER+10V
GRID DRIVER
Q901,902
F1181
F1191
F1161
F1141
F1151
F1171
EVER+10V
EVER+3.3V
–VG REG
Q664
RECT
D656
RECT
D502
RECT
D1002
RECT
D658
RELAY
DRIVER
Q1000
POWER
CONTROL
Q554
POWER
CONTROL
Q552
D506
LED DRIVER
Q911–916
S957
JOG
SWITCH
JOG
ZX99i
X-ROUND
ON/OFF
LED POWER
CONTROL
Q904
LED POWER
CONTROL
Q903
LED DRIVE
Q917
S900–911,
S913–919,
S921–927,
S930–938,
S940–945,947–949,
S950–955,
S970
S965–967 (ZX99i)
S980
/–
RESET
SWITCH
Q207
D209
+3.3V
TXD1
RTS1
CLK1
RXD1
CNVSS
VCC
+3.3V
RESET
2
3
5
6
7
8
4
CN040
FLASH
PROGRAMMING
LED POWER
CONTROL
Q905,906