Motorola ASTRO Digital XTL 5000 Detailed Service Manual

Schematics, Component Location Diagrams, and Parts Lists: HUF4017A (700-800 MHz) Main Board 7-191
6881096C74-B May 25, 2005
Figure 7-134. HUF4017A Receiver Front-End Schematic (Sheet 1 of 2)
5V
AGC/Attenuator circuit
9.3V
AUX
.01uF
C6259
TP6253
1
R6256
200
C6265
.01uF
C6267
.01uF
VN_B6262
VN_B6261
VN_B6252
VN_B6254
.01uF
C6283
C6293
39pF
IF6254
1K
R6276
1
C6270
47pF
1uH
L6256
TP6258
IF6252
.01uF
C6286
.01uF
Q6255
C6278
IF6253
D6250
2
3
1
IF6251
D6258
Q6254
R6255
1K
VN_B6259,VN_B6260
VN_B6251
3
GND
2
IN
1
OUT
D6253
03S10
B6250
.01uF
C6287
1K
R6258
TP6254
1
.01uF
C6253
R6254
200
Q6252
VN_B6256
22nH
L6262
D6252
3
IN
2
OUT
1
.01uF
C6260
B6251
MD365
GND
22K
R6252
.01uF
C6269
C6279
.01uF
R6253
1K
L6259
1uH
L6263
22nH
.01uF
C6263
Q6250
C6273
47pF
.01uF
C6282
5V
1
TP6257
1
1
TP6256
C6254
TP6255
.01uF
2
GND
1
RFIO1
3
RFIO2
4
V1
5
V2
R6259
200
AT266
U6252
22nH
L6253
22K
R6257
R6282
10K
C6299
1000pF
C6298
470pF
47pF
C6296
.01uF
C6252
R6277
200
C6262
.01uF
IF6257
.01uF
C6275
1K
R6251
D6251
22nH
5V
IF6258
L6254
Q6253
R6250
Q6251
22K
RF_ATTN_1_A
9.3V_TO_IF
9.3V_TO_IF
LO_IN
FE_FILTER
FE_FILTER
FE_FILTER
5V_FE
9.3V_FROM_FGU
RF_IN
47K
47K
6
1
2
3
4
5
MAEPF-27839-O
Part Series
6200-1

Motorola ASTRO Digital XTL 5000 Specifications

General

Brand	Motorola
Model	ASTRO Digital XTL 5000
Category	Radio
Language	English