Motorola MTH500 Service Manual page 122

SCHEMATIC DIAGRAMS - MTH500 Main Digital Block (Sheet 1 of 2)
MTH500 Main Digital Block (Sheet 1 of 2)
PHF_GND P15-8 8
P15-16 16
ON/OFF
DATA P15-38 38
P15-39 39
CLOCK
PHF_MIC P15-10 10
MIC- P15-4 4
MIC+ P15-6 6
P15-21 21
Backlight-
GRN_LED P15-20 20
RED_LED P15-18 18
EARPIECE+ P15-5 5
PHF_EAR/EARPIECE- P15-3 3
RESET P15-22 22
PHF_SENSE P15-14 14
P15-15 15
PTT/PHF_PTT
DISPLAY_RS P15-36 36
Contact GND P15-42 42
Contact GND P15-41 41
GND P15-1 1
2
GND P15-2
GND P15-7 7
GND P15-12 12
GND P15-13 13
GND P15-17 17
GND P15-34 34
GND P15-37 37
P15-40 40
GND
GND P15-9 9
GND P15-11 11
CHIP_SEL P15-33 33
COL0 P15-32 32
P15-30 30
COL1
COL2 P15-28 28
COL3 P15-26 26
COL4 P15-24 24
ROW0 P15-31 31
P15-29 29
ROW1
ROW2 P15-27 27
P15-25 25
ROW3
ROW4 P15-23 23
Backlight+ P15-19 19
35
V3_2.775V P15-35
MAIN TO KEYPAD
40 pin connector
TCXO_WARP
SPIA_CS2_ODCT
SPIA_CS0_WPIC
SPIA_MISO
SPIA_MOSI
SPIA_CLK
RAW_B+_RF
LO_Driver_En
LO_Mixer_En
PA_Bias
TETRA_MAIN_VCO_ON
WPIC_OSC_EN
RX_ACQ
SYNT_CS_
ANT_EN
WPIC_TXE
RESET
16.8_MHz_CLK
PA_TEMP
RF_TEMP
WPIC_STD
WPIC_SRD
WPIC_FSYNC
WPIC_TXCLK
DNP
6 - 20
R015 22.
R016 22.
C001 C002 C003 C004 C005 C006 C007 C008 C009
180.p 33.p 33.p 180.p 180.p 180.p 180.p 180.p 180.p
E001
VREF2_2.775V
BLM11B601S
DNP DNP DNP DNP
E002
V3_2.775V
BLM10B601SDP
C019 C020 C021 C022
180.p 180.p 180.p 180.p
C016 C017
180.p 180.p
TP914
TP930
TP903
1 RF_TEMP
TETRA_DATA
TETRA_RESET
DNP
TETRA_CLK
TETRA SIM
VSIM
DNP
J002
TETRA_VSIM TETRA_VSIM
1
R026
5
N.C. RESET TETRA 0
6 2
CLK TETRA 2 1
7 3 DNP
DATA TETRA
C041
DNP
100n
3
VR004 VR002
DNP 6.2V
E007
BLM11B601S
E006
BLM10B601SDP
E005
BLM10B601SDP
E004 BLM10B601SDP
E003
BLM10B601SDP
C010 C011 C012 C013 C014 C015
180.p 180.p 180.p 180.p 180.p 180.p
COL0
COL1
COL2
COL3
COL4
ROW0
ROW1
ROW2
ROW3
ROW4
DNP DNP DNP DNP DNP DNP DNP
C023 C024 C025 C026 C027 C028 C029 TP935
180.p 180.p 180.p 180.p 180.p 180.p 180.p
1
TP919
TP928
TP918
1 SPIA_CS2_ODCT
TP921 1 SPIA_CS0_WPIC
TP922
1 SPIA_MISO
TP915 1 SPIA_MOSI
1 SPIA_CLK TP923
TP924
RAW_B+_RF 1
TP917
1 LO_Driver_EN
1 LO_Mixer_EN
1 PA_BIAS
TP911
TP913
1 TETRA_MAIN_VCO_ON
TP909
1 WPIC_OSC_EN
TP908
1 RX_ACQ
TP904
TP933
1 SYNT_CS_
1 ANT_EN
TP925
1 WPIC_TXE
1 RESET
1 16.8_OR_13MHz_CLK
TP920
1 PA_TEMP
TP929
TP912 1 WPIC_STD
TP932 1 WPIC_SRD
1 WPIC_FSYNC
1 WPIC_DSPCLK
DATA 47 DNP
R020
100.
RESET R021 DNP
DNP
CLOCK
R019
75
2 1
DNP DNP DNP
VSIM
C044
C043 C042
22p 22.p
100.p
3 VR005 R003
N/U
12K
VIBRATOR
DIGITAL / KEYPAD / LED
BLOCK
SPIB_CS1_DISPLAY
KP_COL0
DISPLAY
KP_COL1
KP_COL2
KP_COL3
KP_COL4
KP_ROW0
KP_ROW1
SPIB
KP_ROW2
KP_ROW3
KEYPAD
I/O
KP_ROW4
DISPLAY_RS
BATTERY ID
RS232
TCXO
TCXO_WARP
I/O
SPIA_CS2_ODCT
SPIA_CS0_WPIC MISC
SPIA I/O
SPIA_MISO
SPIA_MOSI I/O
SPIA_CLK
LO_Driver_En
LO_Mixer_En
PA_Bias
GCAP3
I/O
TETRA_MAIN_VCO_ON
WPIC
WPIC_OSC_EN
RX_ACQ I/O
SYNT_CS_
ANT_EN
WPIC_TXE
GCAP3
RESET_OUT
16.8_MHz_CLK
CODEC
INTERFACE
WPIC_STD
WPIC
WPIC_SRD
WPIC_FSYNC
WPIC_TXCLK EPPI
PTT
SIM
CE Bus I/O
SIM_POWER
Reader
SIM_RESET
SIM_CLOCK
SIM_DATA
1
2
3
4
5
6
7
8
9
10
11
12
VIBR_EN 13
14
13
14
15
16
SPIB_CLK
SPIB_MOSI
SPIB_MISO
SPIB_CS2_GCAP3 17
BAT_DATA 18
RS232_CTS
RS232_RTS 19
RS232_RX 20
RS232_TX 21
RS232_RI
RS232_DCD
RS232_DTR 22
RS232_DSR 23
OPT_SEL_1 24
OPT_SEL_2 25
MUX_CTRL 26
MOD
27
GCAP3_AD_TRIGGER 28
TX_DETECT 29
30
31
SOFT_TURN_OFF
LV_DETECT 32
32KHz_CLK 33
GCAP3_INT 34
GCAP3_STANDBY 35
36
37
38
GCAP3_DCLK
GCAP3_FSYNC
GCAP3_TX
GCAP3_RX 39
PTT
40
41
42
43
44
45
46
47
68P02963C70-O