8-214
Schematics, Boards Overlays, and Parts Lists
: Transceiver (RF) Boards: UHF2 (84012432001 / PC000354A01)
Figure 8-108. Display/Keypad Lighting Control Circuit (84012432001)
RADIO TOP LIGHTING
LIGHTING CONTROLERS
SCL2
EN
GND
V
REF2
VREF1
SDA1
SCL1
SDA2
LED15
GND2
GND1
SCL
RST
SDA
A0
A1
A2
LED12
LED11
LED10
LED9
LED8
LED13
LED7
LED6
VDD
LED14
LED0
LED1
LED2
LED3
LED4
LED5
10K
47K
V_EXT_1.85
DTC114YKAF
10K
0.1UF
V_LED_TOP
100PF
0.1UF
0.1UF
V_SW_5
3.3K
270NH
270NH
270NH
470
300
470
0.1UF
0.1UF
0
0.1UF
0.1UF
0.1UF
0.1UF
0.1UF
200K
0
3.3K
PCA9306
LP3943
0.1UF
270NH
V_SW_5
V_LED_TOP
V_LED_TOP
V_LED_TOP
V_EXT_1.85
V_LED_TOP
E2249
E2248
E2242
E2247
E2246
E2245
E2244
R2254
C2223
Q2202
R2246
R2245
R2244
C2222
C2221
J2302
J2302
J2302
J2302
J2302
J2302
J2302
J2302
L2205
U2201
R2235
L2204
L2203
L2202
C2216
C2215
C2214
C2213
C2212
C2211
R2206
R2204
C2201
C2202
U2202
C2203
R2207
R2201
TOP_LIGHTBAR_AMBER_LED
TOP_LIGHTBAR_GREEN_LED
TOP_LIGHTBAR_RED_LED
KEYPAD_WHITE_LED
OMAP_RESET
MAIN_DISPLAY_LED4
MAIN_DISPLAY_LED3
MAIN_DISPLAY_LED2
MAIN_DISPLAY_LED1
TX_RX_AMBER_LED
TX_RX_GREEN_LED
I2C_DATA
SDA_5V
IC2_TRANS_VREF2
I2C_CLK
SCL_5V
TX_RX_RED_LED
1
3
2
51
53
55
56
58
57
59
60
21
20
19
18
11
10
8
7
6
5
4
3
17
16
15
14
13
12
2
1
25
9
24
23
22
7
2
5
4
6
3
1
8
47K
10K
LED5
LED4
LED3
LED2
LED1
LED0
LED14
VDD
LED6
LED7
LED13
LED8
LED9
LED10
LED11
LED12
A2
A1
A0
SDA
RST
SCL
GND1
GND2
LED15
IN
IO
SDA2
SCL1
SDA1
VREF1
VREF2
GND
EN
SCL2
Summary of Contents for APX 2000
Page 1: ...APXTM TWO WAY RADIOS APX 1000 APX 2000 APX 4000 APX 4000Li DETAILED SERVICE MANUAL ...
Page 4: ......
Page 6: ...iv Document History Notes ...
Page 8: ...Notes vi Commercial Warranty ...
Page 10: ...Notes ...
Page 22: ...xiv List of Figures Notes ...
Page 226: ...6 64 Troubleshooting Waveforms LF CW on Spectrum Analyzer Notes ...
Page 688: ...Index 4 Index Notes ...
Page 690: ...ii Notes ...
Page 700: ...xvi List of Figures Notes ...
Page 806: ...5 50 Troubleshooting Charts PA Failure Notes ...
Page 1008: ...8 178 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 84012621001 Notes ...
Page 1062: ...8 234 Schematics Boards Overlays and Parts Lists Keypad Board M2 and M3 PC000261A01 Notes ...
Page 1064: ...ii Notes ...
Page 1068: ...Notes A 4 EMEA Warranty Service and Technical Support Further Assistance From Motorola ...
Page 1090: ...Glossary 10 Glossary Notes ...
Page 1094: ...Index 4 Index Notes ...
Page 1095: ......