JVC KD-S785 Service Manual page 82

LCD & Key control section
5
4
LCD1
QLD0225-001
R605 R604 R603 R602 R601
Key0
3.9k 2.7k 1.8k 1.2k 1.8k
S606 S605 S604 S603 S601
S602
3
R611 R610 R609 R608 R607 R606
Key1
3.9k 2.7k 1.8k 1.2k 820 820
S613 S612 S611 S610 S609 S608 S607
R616 R615 R614 R613 R612
Key2
2.7k 1.8k 1.2k 820 820
S619 S618 S617 S616 S615 S614
2
1
A
D603 D606 D609 D613 D618 D616
D601
D620
D607 D610 D614 D617
D602
D604
D611 D615 D621
D605 D608
B C
KD-S785 KD-S785
BUS2
BUS1
2.2k
UDZS5.1B-X
R651
D619 D622
D623
2.2k
R652
D624
10k
R653
R654 10k
LCD_CO
R655 10k
LCD_CLK
R656 10k
LCD_SO
D642
1SS335-X
1SS335-X
D643
R658 180k
10/6.3
C603
D E
2-4
QSW0863-001
JS690
RPM6938-SV4
IC602
10k
R661
470
R662
S49 S32
S50 S31
IC601
S30
LC75823W
S29
COM1 S28
COM2 S27
D641
COM3 S26
S25
0.022 S24
C601 S23
S22
S21
S20
S19
S18
S17
680p
51k
C602
R657
F
0.022
C681
VCM0335-001
CJ601
10V
ACC5V
REMOCON
ENC1
ENC2
LCDCL
LCDDA
LCDCE
KEY0
KEY1
KEY2
GND
G