Touch Board Circuit Diagram - Philips HTB5540D/12 Service Manual

7-1

Touch Board Circuit Diagram:

A
1
PLAY/PAUSE
STOP
OPEN/CLOSE
VOLUME+
VOLUME-
SOURCE
STANDBY
2
3
4
A
B
PAD601 PAD601 S0
PAD602 PAD602 S1
S2
PAD603 PAD603
PAD604 PAD604 S3
PAD605 PAD605 S4
PAD606 PAD606 S5
PAD607 PAD607 S6
C628 C628 C629 C629 C630 C630 C631 C631 C632 C632 C633 C633 C634 C634
NC NC NC NC NC NC NC NC NC NC NC NC NC NC
GNDA
ESD Rreserved
GNDA
CON606 CON606
5pin/1.0mm 5pin/1.0mm
5
5 +12V_D
4 3.3V_STBY
4
3 GNDA
3
2 5701_SCL_A
2
1 5701_SDA_A
1
B
C D
3.3V_STBY
R669 R669 C627 C627 C637 C637
1M 1M
GNDA
1 24
SI[5] OUT2
2 23
SI[6] OUT3
3 22
SI[7] OUT4
4 21
WT5701-UG321
SI[8] OUT5
5 20
SI[9] PWMO[0]
6 19 5701_SCL_A
SI[10] SCL
7 18
5701_SDA_A
SI[11] SDA
8 17
TEST PWMO[1]
U604 U604
WT5700-UG321 WT5700-UG321
GNDA
C D
7-1
E
3.3V_STBY
R676 R676
470 470
LED10 LED10
R680 R680 10K 10K Q622 Q622
+12V_D
LED_RED LED_RED
R679 R679
10K 10K
GNDA
E
1
2
3
4