Motorola 6864115B62-C Detailed Service Manual page 73

Controlhead GM380/1280 - PCB 8486178B03/B04/8471237L01 / Schematics
WARIS
GM300
9 8 7 6 5 4 3 2 1 10
J0811
C0810
C0811 C0812 C0813
MICROPHONE
470pF 470pF 470pF 470pF
CONNECTOR
NU
NC
Shown from Front Side
ANALOG_INPUT_2 J0811-10
FLT_A+ J0811-1
R0814
5V J0811-2
22
HOOK J0811-3
GROUND J0811-4
MIC J0811-5
PTT_IRDECODER J0811-6
BUS+ J0811-7
HANDSET_AUDIO J0811-8
ANALOG_INPUT_3 J0811-9
C0815 C0816 C0817 C0818 C0819
470pF 470pF 82pF 470pF 470pF
NU NU
J0801
CONTROL HEAD
CONNECTOR
J0801-14
J0801-13
J0801-12
J0801-11 P0801-1
NU
J0801-10
P0801-2
NU
J0801-9
J0801-8 NC
J0801-7
J0801-6
J0801-5
J0801-4
J0801-3
J0801-2
J0801-1 C0807 C0806 C0805 C0804
470pF 470pF 82pF 470pF
NU
5V
NC
R0811
VR0811 51K
VR0812
33V
5.6V
R0812
NU
EXT_KP_COL
R0813 13K
FLT_A+
22
5V
HOOK
R0815
10
MIC
PTT_IRDEC
R0816
BUS+
270
HANDSET_AUDIO
R0817
EXT_KP_ROW
NC
13K
R0818
51K
5V
VR0813 VR0814
20V 20V
LCD_CS
5V
R0821
0
SCI_TX
C0808
82pF
NU
LCD_DATA_(0:7)
5V_SOURCE
HANDSET_AUDIO
BUS+
MIC
FLT_A+
ON_OFF_CONTROL
C0803 C0802
470pF 470pF
NU
VOLTAGE_SENSE
BL_K_GREEN
C0823 C0824 C0825
100pF 100pF 100pF
NU NU NU
R0823
0
BL_A_GREEN
R0822
BL_A_RED
0
R0825
R0824
NU
TEMP_SENSE
0
100
NU
RESET
R0826
LCD_A0
100 R0827
LCD_RW_WR
R0828
100
LCD_E_RD
100
5V
R0831
0
R0832
1 100
R0833 100
2
R0834
3 100
R0835
100
4
R0836
5 100
R0837 100
6
R0838
7 100
100
R0840
100
BL_K_RED
C0831 C0832 C0833 C0834
100pF 100pF 100pF 100pF
NU NU NU NU
J0821
LCD MODULE
C0830
C0826 C0827 C0828 C0829 TP0804
CONNECTOR
100pF 100pF 100pF 100pF 100pF Temp_Sense
NU NU NU NU NU
J0821-1
J0821-2
J0821-3
J0821-4
J0821-5
J0821-6
J0821-7
J0821-8
J0821-9
J0821-10 E (RD)
J0821-11 VDD
J0821-12 D0
J0821-13 D1
J0821-14 D2
J0821-15 D3
J0821-16 D4
J0821-17 D5
J0821-18 D6
J0821-19 D7
J0821-20 GND
J0821-21 Voltage_Sense
J0821-22 Backlight_Cathode Red
J0821-23 Backlight_Cathode Green
C0835 C0836 C0837 C0838 C0840
100pF 100pF 100pF 100pF 100pF J0821-24 GND
NU NU NU NU NU TP0821
Voltage_Sense J0821-25 GND
J0821-26 GND
Controlhead GM380/1280 - Schematic Sheet 4 of 4
4-19
GND
Backlight_Anode Green
Backlight_Anode Red
Temp_Sense
Reset
CS1
CS2
A0 (Command)
R/W (WR)
ZWG0130373-B