Figure 8-19. Lighting Control Circuit - Motorola APX 3000 Detailed Service Manual

Schematics, Boards Overlays, and Parts Lists: Main Board Block: UHF1 (84012513001_A)
V_LED_TOP
V_EXT_1.85
R2201M2
RADIO TOP LIGHTING
200K
C2202M2
C2201M2
0.1UF
0.1UF
IC2_TRANS_VREF2
V_LED_TOP
U2202M2
PCA9306
8
EN EN
I2C_CLK
IN 3 6
SCL1 SCL1 SCL2 SCL2
IO 4 5
SDA1 SDA1 SDA2 SDA2
I2C_DATA
R2204M2
SCL_5V
SDA_5V
V_LED_TOP
V_EXT_1.85
Q2202M2
DTC114YKAF
3
10K 10K
2
47K 47K
OMAP_RESET
CHANGES:
REMOVED L2202,L2203,L2204,L2205,C2211,C2212,C2213,
V_LED_TOP
REMOVED C2221,C2222,C2214,C2215,C2216
REMOVED E2242
R2207M2
0
R2206M2
3.3K 3.3K
C2203M2
0.1UF
U2205M2
LP3944
19 1
SCL SCL LED0 LED0
18 2
RST RST LED1 LED1
20 3
SDA SDA LED2 LED2
22 4
A0 A0 LED3 LED3
R2244M2
E2248M2
23 5
A1 A1 LED4 LED4
24 6
1K
A2 A2 LED5 LED5
E2249M2
10 7
NC1 NC1 LED6 LED6
11 8
E2247M2
NC2 NC2 LED7 LED7
12
NC3 NC3
E2201M2
13
NC4 NC4
14
NC5
NC5
15
NC6 NC6
16
NC7 NC7
17
NC8 NC8
R2256M2
BT_RED_LED
510
R2255M2
BT_GREEN_LED
510
TX_RX_RED_LED
R2245M2
TX_RX_GREEN_LED
R2246M2
2.2K
TX_RX_AMBER_LED
1K
R2257M2
BT_BLUE_LED
510
1
J2M2
V_SW_5
2
J2M2
10
J2M2
4
J2M2
6
J2M2
G1
J2M2
G2
J2M2
G3
J2M2
G4
J2M2
NFC_CONNECTION
NFC_COIL
IN
LIGHTING CONTROLERS
12
11
5
7
3
9
8
J2M2
8-21
V_SW_5 V_LED_TOP
R2235M2
0
J2M2
J2M2
J2M2
J2M2
J2M2
J2M2

Figure 8-19. Lighting Control Circuit