JVC KD-SC800 Schematic Diagrams page 6

LCD & Key control section
5
4
LCD1
QLD0253-001
R615 R605 R604 R603 R602 R601
3.9K 2.7K 1.8K 1.2K 820 820
3
S618 S606 S605 S604 S603 S602 S601
R610 R609 R608 R607 R606
2.7K 1.8K 1.2K 820 820
S612 S611 S610 S609 S608 S607
R614 R613 R612
1.2K 820 820
S617 S616 S615 S614
2
1
A
KEY2
D616 D619
D603 D606 D609 D613
D617 D620
D604 D607 D610 D614
KEY1
D621
D602
D601 D605 D611 D615
KEY0
B C
KD-SC800 KD-SC800
R651
2.2K
D622
R652
2.2K
D623
D624
D642
1SS355-X
D643
1SS355-X
R658
180K
C603
10/6.3
D E
2-4
EN601
IC602
QSW0793-001
RPM6938-SV4
CN601
NNZ0087-001
REM
ACC5V
10V
ENC1
ENC2
R671 10K
CE LCDCE
DATA R672 10K
LCDDA
R673 10K
CLK LCDCL
KEY2
KEY1
KEY0
LEDB
LEDR
GND
S49
S32
S50
S31
S30
S29
COM1
S28
COM2 S27
COM3 S26
VDD S25
INH S24
IC601
S23
PT6523LQ
S22
S21
OSC S20
CE S19
CLK S18
DATA S17
F G
To
Main amplifier
section CN701
H