Schematics, Board Overlays, and Parts Lists – UHF
: VOCON Section
9-17
6871620L01-C
May 28, 2008
Figure 9-16. VOCON: Audio and Accessory Interface Circuits
C1357
.
068uF
C1356
.
068uF
EXT_SPKR_NEG
EXT_SPKR_POS
I
NT_SPKR_NEG
I
NT_SPKR_POS
C1353
1
.
0uF
0
.
1uF
C1354
R1327
330
C1355
.
022uF
C1352
1
.
0uF
R1326
330
SW_B+
C1348
100pF
EXT_M
I
C
C1346
10uF
2
.
2K
R1323
R1322
390
1
.
0uF
C1347
M
I
C_B
I
AS
(5V)
C1350
.
018uF
R1325
2
.
2K
390
R1324
C1349
10uF
I
NT_M
I
C
C1351
100pF
ADTR
I
G
NC
R1328
0
H4
H2
H3
A4
E1
G3
G2
A11
J3
H1
K1
K2
F2
F1
L2
E3
J1
J2
G1
B11
AUD
I
O_B
ANALOG_S
DC_
I
0
VCM2
VC_OUT_M
VC_OUT_P
VFUSE
VMES
VREF
PA_BPLUS
PA_
I
N_M
PA_
I
N_P
PWR_CTRL
SCAN_EN
TEST
TX_RX
VCM1
EXT_SPKR_P
FE_TUNE1
FE_TUNE2
I
NT_M
I
C_M
I
NT_M
I
C_P
I
NT_SPKR_M
I
NT_SPKR_P
M
I
C_B
I
AS
ATOD_5
ATOD_6
ATOD_7
ATOD_8
BPLUS
EXT_M
I
C_M
EXT_M
I
C_P
EXT_SPKR_M
U1304-3
ADC_VREF
AD_TR
I
G
ATOD_0
ATOD_1
ATOD_2
ATOD_3
ATOD_4
PA_CODEC_A2D_BLOCK
NC
NC
NC
NC
E8
L10
N1
C4
A3
L3
M2
L13
K11
K12
K13
M12
N14
M13
L11
M14
L12
NC
ANALOG
ANALOG
0
.
1uF
C1363
C1362
0
.
1uF
C1364
100pF
100pF
C1365
V2
ADC_VREF
VMES
Board_type
Board_
I
D
V2
10K
R1330
6
.
8K
R1329
20K
R1331
20K
R1332
V2
BOOT_NORM*
ONE_W
I
RE_UP
RS232_USB*
V2
10K
R1339
10K
R1341
V2
V2
10K
R1342
R1340
10K
V2
UTXD2
UTXD1_USB_VPO
USB_TXENAB
USB_VMO
USB_VP
I
URTS1_XRXD
URXD1_USB_VM
I
1
TP1302
V2
1
TP1301
CODEC_DCLK
CODEC_RX
CODEC_FSYNC
CODEC_TX
UCM_SS
MAKO_CE
TX_SS
I
_CLK
TX_SS
I
_FSYNC
SCKB
SP
I
_MOS
I
B
SP
I
_M
I
SOB
R1337
100
R1338
100
R1336
100
0
R1334
100
R1335
VC_FSYNC
VC_RX
VC_TX3V
VC_DCLK
47K
R1346
V2
0
R1344
BSY_
I
N_RTS
BSY_OUT_CTS
KVL_USB_DET
UCTS_USB_SPEED
A7
B7
M4
A9
C9
C10
E7
D7
E9
N3
C8
B8
D8
B9
E6
D6
B6
C6
K6
J5
A10
M3
P2
N2
N8
B12
F10
C11
G10
D11
A8
L7
C12
E11
D10
B10
A6
L5
A5
B5
C7
NC
NC
NC
NC
0
R1345
0
R1343
NC
NC
NC
MAKO_CS
VC_FSYNC
VC_RX
VC_TX
VC_TX3V
USB2_DAT_VP
USB2_DM
USB2_DP
USB2_OE_RCV_RTS
USB2_SE0_VM_RXD
USB_CONNECT
USB_
I
NTX
VC_DCLK
UART2_RXD_OD
UART2_TXD
UCM_SS
USB1_DAT_TXD
USB1_DM
USB1_DP
USB1_OE
USB1_SE0
SP
I
_CLK
SP
I
_CS
SP
I
_D
I
SP
I
_DO
TXDO_BD
I
_5V
TXDO_BD
I
_ENC_3V
TXDO_BD
I
_UP_3V
RTS_F
I
LLSEN_3V
RTS_F
I
LLSEN_5V
RXD
I
N_3V
RXD
I
N_5V
RXD
I
N_ENC_3V
SB96D_BDO_KF_3V
SB96_BDO_KF_5V
SB96_BUS_BUSY
OPTB_SEL2
OPTB_SEL3
OPT
I
ON_
I
NTX
OPT_GP
I
O0
OPT_GP
I
O1
OPT_GP
I
O2
OPT_GP
I
O3
RS232_USB_X
ONE_W
I
RE_BATT
ONE_W
I
RE_UP
OPTA_SEL0
OPTA_SEL1
OPTA_SEL2
OPTA_SEL3
OPTB_SEL0
OPTB_SEL1
BUSY_
I
N
BUSY_OUT
CABLE_DET_3V
CTS_CABLE_DET_5V
CTS_X
LOG
I
C_VDD
ONE_W
I
RE_1
ONE_W
I
RE_2
D
I
G
I
TAL_BLOCK
U1304-2
APCO
BBP_CLK
BBP_SYNC
BOOT_NORM_X
P8
N7
L6
P7
N6
N13
M10
M11
N12
N9
P12
N11
L8
P10
K7
M9
N10
P11
K8
P13
P9
M8
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
5
.
6V
VR1301
NC
R1347
470K
R1352
4
.
7K
USB_DM
USB_DP
VCC5
VCC5
VCC5
V2
VCC5
NP
R1353
2
.
7K
R1351
100
0
R1358
10K
R1356
R1355
10K
10K
R1354
R1357
0
BAT_STATUS_1
RS232_D
I
_USB-
RS232
RTS
SB9600_BUSY
LHDATA_KEYFA
I
L
CTS
BAT_STATUS
ONE_W
I
RE_OPT
R1348
10K
R1350
470K
R1349
470K
C1368
100pF
EMERG
VCC5
1
5
U1305
LM7301
4
3
C1367
0
.
10uF
2
Ground
Connection
V2
3
GND
5
VCC
U1306-2
PWR_GND
C1370
0
.
10uF
GND
UCM_KF_MAKO
Y
4
U1306-1
74VHC125
A
2
OE
1
URXD2_1
URXD2
Summary of Contents for ASTRO XTSTM 4000
Page 1: ...COLOR CHORDS 7 ASTRO XTSTM 4000 Portable Radio Detailed Service Manual ...
Page 2: ......
Page 16: ...May 28 2008 6871620L01 C xiv Commercial Warranty Notes ...
Page 22: ...May 28 2008 6871620L01 C 1 6 Introduction Notes ...
Page 26: ...May 28 2008 6871620L01 C 2 4 Radio Power Notes ...
Page 56: ...May 28 2008 6871620L01 C 3 30 Theory of Operation Notes ...
Page 100: ...May 28 2008 6871620L01 C 6 8 Troubleshooting Waveforms Notes ...
Page 194: ...May 28 2008 6871620L01 C B 2 Motorola Service Centers Notes ...
Page 204: ...May 28 2008 6871620L01 C Glossary 10 Glossary Notes ...
Page 209: ......