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5-5.
BLOCK DIAGRAM – DISPLAY/POWER SUPPLY Section –
FL701
FLUORESCENT
INDICATOR TUBE
GRID DRIVE
GRID DRIVE
Q721 – 723
Q721 – 723
BAND-PASS
FILTER
IC703
SPE ANA
X
F
(Page 19)
4 LINE IN
L+R
ROTARY
VOLUME
ENCODER
RV701
ROTARY
DISC
ENCODER
ACCESS
RV702
GRID DRIVE
LED DRIVE
Q713 – 717
Q721 – 723
LED DRIVE
Q702 – 705, 718
S701, 741 – 745,
S750 – 757, 760 – 767,
S771 – 777
DISPLAY CONTROLLER
IC701
S791
CD LID
DOOR SW
59
OPEN/CLOSE
DETECT
13
71 L+R
66 VOL A
67 VOL B
64 JOG A
65 JOG B
SYSTEM CONTROLLER
82 X0
X701
4MHz
83 X1
SDA
60
30 IIC DATA
SCL
61
29 IIC CLK
RSTX
77
43 FL-RESET
S700
74 POWER KEY
73 DISPLAY KEY
J801
S770
KEYBOARD
DISPLAY
4
+5V
B+ 5V
1
SDA
36 KB-SDA
20 KB-SCL
SCL
5
37 KB-CTRL
REMOTE CONTORL
RECEIVER
4 RMC
IC702
15 XIN
X802
16MHz
13 XOUT
10 SUBXIN
X801
32.768kHz
11 SUBXOUT
D703 – 707
D708, 736,
D781, 782, 791
+3.3V
CD +3V
REGULATOR
Q102
IC801 (5/5)
CD +5V
CD POWER
81
D701, 702
FL +3.3V
B+ 5V
FM +7V
REGULATOR
FM-ON
71
CONTROL
Q350, 351
POWER STBY
42
D802
BU +5V
U-COM +5V
D803
RESET
RESET SIGNAL
RESET
12
SWITCH
GENERATOR
Q801
IC802
D806
AC CUT
82
21
21
B+ SWITCH
Q361, 362
+5V
COM +5V
REGULATOR
IC904
R AMP B+
+8V
R AMP B–
CD +8V
REGULATOR
IC903
F AMP B+
+5V
REGULATOR
F AMP B–
IC905
+12V
– 33V
MOTOR +12V
REGULATOR
VP – 33V
REGULATOR
IC902
Q397
+7V
REGULATOR
Q352
TO FLUORESCENT
INDICATOR TUBE
FL701
+9V
RECT
AU +9V
REGULATOR
D961 – 964
IC901
D866
RELAY DRIVE
Q901
+5.6V
RECT
REGULATOR
D911 – 914
Q802, 803
HCD-MG510AV
T901
POWER
TRANSFORMER
(MAIN)
RECT
D507
RECT
D511
D901
RECT
VF1
VF2
RY901
T902
POWER
TRANSFORMER
(SUB)
(AC IN)
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