Philips 221TE4LB/57 Service Manual page 21

Remark: Parts position can be searched by using FIND function in PDF.
Key and IR interface
ZD407 MLVG0402
ZD406 MLVG0402
ZD408 NC/MLVG0402
CN401
R410
NC/0R05 1/10W
R411
1 A/I? = NC
LightSensor_SCL
2 0R05 1/16W
3 LightSensor_SDA R412
L_R
4
L_B
5
6
7
8
9
10
11
12
13 LightSensor_SDA
LightSensor_SCL
14
CONN
ZD405 ZD403
NC
NC
A/I? = NC A/I? = NC
120 OHM
FB402 1K 1/10W
R403
L_R 1 2
NC BAS32L
D401
D402
L_B
NC/BAS32L
3VSB TouchKey _VCC
Lightsensor
SCL_Demod
0R05 1/16W 120 OHM
SDA_Demod
FB401
1
ZD404
0.1UF 16V MLVG0402
C404
NC/0.1UF 16V
R401
120 OHM 20K 1/10W
FB404
1 2
1 2
ZD402 FB403
120 OHM
0.1UF 16V
ZD401
RLZ5.6B
RLZ5.6B
3VSB
R408 R404
4.7K 1/10W NC/4.7K 1/10W
Q401 1
PMBS3906 R402
4.7K 1/10W
Q402 1
NC/PMBS3906
R405
NC/4.7K 1/10W
R406
NC/1K 1/10W
3VSB
R407
10K 1/10W
IR_D
2
IR_D
C402
NC/0.1UF 16V
3VSB
R409
20K 1/10W
KEY _PW_SU_MENU
KEY _VOL_CH
C401 C403
0.1UF 16V
3VSB
LED_R
spec 100mA max
R247
NC/4.7K 1/10W
LED_B
For ITE touch keypad IC only
Meridian 4 21
NC/0R05 1/10W
R222
NC/BC857C
TouchKey _VCC
Q210
NC/0.1uF 50V
C218
R233
NC/1K 1/10W
Key _POR#