8.1.2 - 14
MTM700
Mobile Radio / Detailed Service Manual
Transceiver 400MHz (PCB No. 8466519A02_A): SCHEMATICS, PCBs and PARTS LISTS
Main Board 8466519A02_A / RF_RX_VCO
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
from Controller
from Controller
from Controller
to Controller
R5727
100
R5732
12K
18K
R5725
3.9pF
C5737
D5734
D5732
6.8pF
C5705
.01uF
C5711
6.8pF
C5716
1000pF
C5713
RXINJ
VCTRL
C5722
C5702
8.2pF
1000pF
68
R5701
22
R5704
330
R5713
L5731
470nH
AGC_1_FE
.022uF
C5715
1.5pF
C5726
33
R5733
3.3pF
C5708
330
R5712
10
R5716
NU
.022uF
C5724
D5733
330pF
C5703
VSF
D5731
C5704
8.2pF
10K
R5723
22
R5731
27nH
L5711
Q5701
NU
1K
R5703
2pF
C5721
22pF
C5736
27nH
L5702
C5735
3.3pF
TP5701
RXH
R5711
AGC_0_FE
AGC_1_FE
AGC_2_IF
C5740
100
100K
R5728
NU
4700pF
470nH
L5733
TRL2
PRESC
1000pF
C5739
TXH
100pF
C5706
C5741
100pF
TX_SWITCH
13
VCC_BUFFERS
14
VCC_LOGIC
18
3V3_FN_RXVCO_1
RX_OUT
8
RX_SWITCH
7
SUPER_FLTR
3
TRB_IN
19
TX_BASE
16
TX_EMITTER
15
TX_IADJ
1
TX_OUT
10
FLIP_IN
20
GND_BUFFERS
11
GND_FLAG
9
17
GND_LOGIC
PRESC_OUT
12
RX_BASE
5
RX_EMITTER
6
RX_IADJ
2
U5701
50U54
COLL_RFIN
4
10
R5715
C5707
100pF
L5701
15nH
ESC_REF
10pF
C5701
SH5702
SHIELD
NU
1
330pF
C5732
C5733
0.1uF
VCOBIAS_RX
0.1uF
C5712
R5706
51
180
R5714
5V_FN
9V3
470nH
L5722
0.1uF
C5714
TP5702
L5734
470nH
150
R5734
.01uF
C5731
L5721
68nH
R5707
100
3V3_FN
15nH
L5712
2.2K
R5702
C5738
TRL1
27pF
1K
R5721
Q5711
RESONATOR
1
P1
2
P2
3
P3
C5734
L5732
R5722
AGC_2_IF
0.1uF
AGC_2_IF_RXVCO_1
4.7K
AGC_0_FE_RXVCO_1
AGC_1_FE_RXVCO_1
NC
AGC_0_FE
NC
NC
NC
VSF
VSF
DC Voltages measured with DMM in RX mode
2.7V@380MHz TX
2.9V@380MHz RX
5.7V@405MHz RX
9.4V@430MHz RX
2.4V
0.6V
0.1 V RX
2.7V TX
4.1V RX
2.6V TX
ZWG0130866-A
Summary of Contents for MTM700
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