Block Diagram - Hytera DMR Service Manual

18.5 Block Diagram

Auto baterry Voltage
13.6
ON\OFF KEY PWB
IGN_SENCE
EMERGENCY
MD78X/MD78XG Block Diagram (Power Section)
Q802\Q803\U201
Q804\Q805
9V3A
Q920\Q921\U914
U915
5VA
U918
U905
U919
5VD
U902
3V3D
U900
U903
U913
U901
U912
9V1A
Q801 Q801
Q6102
9V1A
Q902 Q6103
U6000
U703
Q6105
5VA
U701
U702
U701
4V3A
Q100\Q103\Q106\Q110
Q104
U100
3V3A
X100
5VA
U500
U231
3V3A
U909
X302
U302
1V6D
U401 USB
Control Head
Accessory Level
Translator
Option board
U302
U233
U910
U231
1V8D
U232
U302
3V3DP
U326
J400
3VRTC
U323
U326
519
515