HCD-ZX70DVD
28
28
6-8.
BLOCK DIAGRAM – DISPLAY Section –
FL701
FLUORESCENT INDICATOR TUBE
VF1
VF2
23 – 8
G3 – 18G
FL GRID
DRIVE
IC703
35, 34
G2, G1
17
–
22
BPF1
–
BPF6
86
–
53, 36
–
50
P1
–
P49
2
–
12, 93
LED0
–
LED11
24
–
26
KEY0
–
KEY2
4
2
97
98
89
52
23
33
RESET
CLK
91
15
16
100
X701
12.5MHz
VOLUME
PUSH
ENTER
REMOTE CONTROL
RECEIVER
IC702
ROTARY
ENCODE
S751
27
28
JOY STICK
CONTROLLER
S701 (1/2)
I2C DATA
I2C CLK
DISPLAY CONTROLLER
IC701
BAND-PASS
FILTER
IC704
13
11
4
6
LED DRIVE
Q601
I/
1
D601
14
1
LED DRIVE
Q602
TIMER SELECT
D602
LED +7V
LED CONTROL
Q691
LED CONTROL
Q690, 694
D604, 606, 608, 610,
D612, 618, 615,
D652-2, 662, 664
RESET
D603, 605, 607, 609,
D611, 613, 617,
D652-1, 661, 663, 665
Q603, 605, 607, 609,
Q611, 613, 615, 617,
Q652, 663 – 665
LED DRIVE
S601 – 609, 611 – 614,
S621 – 636,
S641 – 647, 649 – 652
XIN
GRID EXT RESET
GRID
EXT CLK
XOUT
VOL A
VOL B
SIRCS
STICK 1
STICK 2
96
18
10
30
29
72
WAKE UP
L+R
LINE IN
MIC
SPEANA
REC IN
L+R
STANDBY LED
TIMER LED
LED SEL
92
RESET
17
–
12
F01
–
F06
53
54
63
43
(Page 24)
(Page 26)
(Page 26)
(Page 29)
05
I2CDAT,
I2CCLK, I2CBSY
I2CBSY
I2CCLK
I2CDAT
SYSTEM CONTROLLER
(3/4)
WAKE UP
XC-IN
11 XC-OUT
IIC-DATA
IIC-CLK
IIC-BUSY
15 X-IN
13 X-OUT
X401
32.768kHz
X402
16MHz
Summary of Contents for HCD-ZX70DVD
Page 22: ...22 MEMO ...
Page 72: ...72 MEMO ...