Main Board 8466519A01_O / Rf_Fracn - Motorola MTM700 Detailed Service Manual

Transceiver 400MHz (PCB No. 8466519A01_O): SCHEMATICS, PCBs and PARTS LISTS
R5321
3V_AGC
3V3_FN
C5306
0.1uF
(to ESCORT)
5V_FN
(SOURCE)
L5309
2.2uH
C5309
3300pF
VCTRL
3V locked
LOCK_FN_FN_1
0V unlock
LOCK_FN
2.7V@380MHz TX
2.9V@380MHz RX
5.7V@405MHz RX
9.4V@430MHz RX
TXH
R5301
4.7K
TP5302
RXH
RX 4.3V
TX 0V
REF16_8_FN
REF16_8_FN_FN_1
REF16_8_OSC
REF16_8_OSC_FN_1
SSI_SYNCB
SSI_FSYNC
SSI_DOUTA
SSI_DOUTB
SSI_CLK
SPIA_CS4_ABA
3V
100
C5307
10uF
C5311
.01uF
4
3
K3 A3
2 5
K2 A2
1 6
C5312
K1 A1
.01uF
D5301
C5313
.01uF
D5302
C5314
3 4
K3 A3
5
2
K2 A2
.01uF 1 6
NC K1 A1
13.6V
C5315
C5316
.01uF
10uF
1.6V average
R5302
820
R5315
100
C5301 R5303 C5305
1.8K
.01uF .01uF
R5304
330
C5303 C5304
0.1uF 0.1uF
NU
Q5301
SSI_SYNCB_FN_2
SSI_SYNCB
SSI_FSYNC_FN_2
16.8MHz
SSI_FSYNC
1.6V average
SSI_DOUTA_FN_2
TP5331
SSI_DOUTA
SSI_DOUTB_FN_2
SSI_DOUTB
SSI_CLK_FN_2
SSI_CLK
SPIA_CS4_ABA_FN_2
SPIA_CS4_ABA
MTM700 Mobile Radio / Detailed Service Manual
U5321
3.3V
LP2980
5 1
VOUT VIN
4 3
NC ON_OFF*
C5308 NC
0.1uF GND
2
R5311 5V
0
C5321
C5365 C5322
4.7uF
0.1uF .01uF
L5301
5V
390nH
R5312
100
C5318
2.2uF
C5331
0.1uF
NU
NC
R5314
47K
R5313
NU
C5319
0
0.1uF
1.6V
C5317
average
22pF
C5333
NU
220pF
C5332
0.1uF
R5316 NU
25
100
WARP
NC 16
INDMULT
28
SFOUT
46
ADAPTSW
4 LOCK
45
IADAPT
43
IOUT
R5331
NU 38
NC TEST2
C5334 37
NC
TEST1
47K
0.1uF
U5331
R5333
R5332 3
100K AUX4
47K
NU 2
AUX3
NU
1
AUX2
48
AUX1
63A27
11
NC VMULT4
12
NC VMULT3
14
VMULT2
15 VMULT1
16.8MHz
41
1.8V average MODOUT
R5334 NC
19
FREFOUT
24 XTAL2
100 NC
C5335
23
XTAL1
56pF
NU
3V
3V L5361
2.2uH
C5353
C5351
.01uF
C5363
.01uF
0.1uF
R5351
R5355
1K
1K
R5352
47K
C5352
R5354
Q5351
4.7K
1000pF
R5353
100

Main Board 8466519A01_O / RF_FRACN

U5322
ADP3300
R5322
1
6 3
GND
68
NC ERR SD
4
OUT IN
2 5
NR
R5323
C5323
C5324
68
0.1uF
10uF
R5335
100K
C5336
R5336
30K
D5331 .01uF
Q5331
NC
C5337
2pF
NC3 31
2.3V R5337
NC
NC2 29
NC
NC1 17 100K
NC
NU
CCOMP 42
C5338
NC
REFSEL 18
NC 100pF
32
PREIN
SFBASE 27
C5339
NC
SFCAP 26
BIAS2 39 4.7uF
4.6V
NC R5338
BIAS1 40
68K
VBPASS 21 C5343 C5344
NC
PVREF 35 10uF 1000pF
NC
3Vpp
SFIN 30
2.8V average
DATA 7
MODIN 10
NC
3Vpp
SPIA_CS1_FN_1
2.8V average
CEX 9
3Vpp
8
CLK
1V average
C5340 C5341 C5342
33pF 33pF 33pF
R5361
4.7K
D5361
R5364
470K
1.4V
C5362 R5362 NU
typ.
C5361
.01uF 470K
0.1uF
NU
Y5362
16.8MHz
1
VWARP
2 4
GND VCC
OUTPUT
C5366
3 0.1uF
DC Voltages measured with DMM in RX mode
8.1.1 - 13
9V3
VCOBIAS_RX
VCOBIAS_TX
PRESC
VSF
C5345
.01uF
SPIA_DATA_FN_1
SPIA_DATA
SPIA_CS1_FN_PCIC
SPIA_CLK
3V
ZWG0130864-O
ZWG0130864-O