JVC KD-S845 Schematic Diagrams page 6

LCD & Key control section
5
LCD1
QLD0225-001
4
R605 R604 R603 R602 R601
KEY0
3.9k 2.7k 1.8k 1.2k 1.8k
S606 S605 S604 S603 S601
S602
R611 R610 R609 R608 R607 R606
KEY1
3.9k 2.7k 1.8k 1.2k 820 820
S613 S612 S611 S610 S609 S608 S607
3
R616 R615 R614 R613 R612
2.7k 1.8k 1.2k 820 820 KEY2
S619 S618 S617 S616 S615 S614
2
1
A
D606 D618 D616 D619 D622
D601 D603 D609 D613
D620 D623
D607 D610 D614 D617
D602
D604
D615 D621
D608 D611 D624
D605
B C
KD-S845 KD-S845
10k
R661
IC601
LC75823W
2.2k
R651 UDZS5.1B-X
D641
0.022
2.2k
C601
R652
10k
R653
10k
R654
LCDCE
R655 10k
LCDCL
R656 10k
LCDDA
D642
1SS335-X
680p
1SS335-X
D643
C602
R658 180k
10/6.3
C603
D E
2-4
QSW0863-001
JS690
RPM6938-SV4
IC602
0.022
C681
470
VCM0335-001
R662
10V
ACC5V
REMOCON
ENC1
ENC2
LCDCL
LCDDA
LCDCE
KEY0
KEY1
KEY2
GND
S49 S32
S50
S31
S30
S29
COM1 S28
COM2 S27
COM3 S26
S25
S24
S23
S22
S21
S20
S19
S18
S17
51k
R657
F
CJ601
G H