Light Sensor - Philips Q552.2L Service Manual

Circuit Diagrams and PWB Layouts
10-18 E 27221719027x IR/LED/Key Board
Leading Edge Module
Leading Edge Module
E
R16
CPS6
3.9 Ω
+3.3V VDD
L1
100uH
C1 R2
C4 103
10uF
104
TV CONNECTOR
J7
LIGHT
1
2
IR
3
LED2
4
5 +3.3V
LED1
6
KEYBOARD
7
8 +5V
2.0-8pin
+5V
R10
White LED
4.7 Ω / 100Ω
WHITE
R12
LED1 2
B
10 Ω
R13
10 Ω
Q552.2L LA 10.
U1 PIC16F1827
IN0 19
RA0/AN0/CPS0/C12IN0-
IN6 20
RA1/AN1/CPS1/C12IN1-
IN1 1
RA2/AN2/VREF-/DACOUT/CPS2/C12IN2-/C12IN+
IN2 2
RA3/AN3/CPS3/C12IN3-/C1IN+/Vref+/C1OUT/CCP3(2)/SRQ
IN3 3
RA4/AN4/CPS4/C2OUT/T0CKI/CCP4(2)/SRNQ
MCLR 4
RA5/M CLR/VPP/SS1
17
RA6/OSC2/CLKOUT/CLKR/P1D(1)/SDO1(1)
18
RA7/OSC1/CLKIN/P1C(1)
5
VSS
6
VSS
IR
10Ω
R17
IR 3
2
+3.3V
R18
100R
4
ZD4 C10
ESD
5.6V 10uF/6.3V
1
+3.3V
R15
47Ω/15Ω
Red LED
D1
RED
D2
Q3
Q2 R14
LED2 B
BC847 B
10 Ω
ZD3
5.6V
BC857
EN 157
RB0/SRI/T1G/CCP1(1)/P1A(1)/INT/FLT0
RB1/AN11/CP S11/RX(1)/DT(1)/SDA1/SDI1
RB2/AN10/CP S10/M DMIN/TX(1)/CK(1)/RX(1)/DT(1)/SDO(1)
RB3/AN9/CPS9/MDOUT/CCP1(1)/P1A(1)/Vcap
RB4/AN8/CPS8/SCL1/SCK1/MDCIN2
RB5/AN7/CPS7/P1B/TX(1)/CK(1)/SS1(1)
RB6/AN5/CPS5/T1OSI/T1CKI/PGC/P1C(1)
RB7/AN6/CPS6/T1OSO/PGD/P1D(1)/MDCIN1
NOT USED
VDD
L2
R11 100R
100uH
C7
C8 105 C6
U2
104
10uF/6.3V
OUT
BUZZER
VDD
R9
BUZZER
GND
1K
GND
TSOP75236
+5V

LIGHT Sensor

TEMT6200
G1 U3B
5
6
LM358
Q4
B
B
R19 R20
R21
BC847
100 Ω
R28
10 Ω
C11 104
back to
2011-Jul-15
div. table
R1
7 PWM 1
8 SDA
1K C2 C3
9 IN4
105 105
10 IN5
R27
11 PWM 2-SCL
VDD
12 BUZZER
1K
13 ICSPCLK
14 ICSPDAT
16 VDD
VDD
15
VDD
C5
104
CAP
touchsence
R3
IN5 CPS5
3.9K
BZ1
R4
IN4 CPS4
T1
test VDD
3.9K
BUZZER
R5
T2
IN3 CPS3
Q1
3.9K
BC847
T3
R6
ICSPCLK IN2 CPS2
3.9K
T4
ICSPDAT
R7
IN1 CPS1
T5
3.9K
MCLR
R8
IN0 CPS0
3.9K
+5V
U3A
R22
7 3
R26
1
470Ω
2
100R
LM358
ZD1
3.3V
C12 R23 R24
104
R25
100 Ω
C13 104
Leading Edge Module
E
KEYBOARD
ZD2
5.6V
J1
1
J2
1
J3
1
J4
1
J5
1
J6
1
LIGHT
8 2010-08-23
2722 171 9027
19101_057_110505.eps
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