6871620L01-C
May 28, 2008
Troubleshooting Tables:
List of Board and IC Signals
7-23
A7
CODEC_RX
R1338
RX Audio from
DSP
Yes
N3
UCM_SS
R1101
Yes
A6
LOGIC_VDD
V2
2.89V
Yes
B8
USB_TXENAB
Pin U22 of U1401
No
C8
UTXD1_USB_VPO
UTXD1_USB_VPO (TP)
*
Yes
D8
USB_VMO
Pin R16 of U1401
No
A9
URTS1_XRXD
URTS1_XRXD (TP)
*
Yes
B9
USB_VPI
Pin AA2 of U1401
No
C9
URXD1_USB_VMI
Pin U20 of U1401
No
E9
UTXD2
Pin F20 of U1401
No
A10
UCM_KF_MAKO
R1344
Yes
B10
UCTS_USB_SPEED
Pin J21 of U1401
No
C10
USB_INTX
No Connect
No
P2
RXDIN_3V
R1345
Yes
J5
TXDO_BDI_UP_3V
R1343
Yes
C7
BOOT_NORM
R1342
Yes
A8
RS232_USB
R1341
Yes
L5
APCO
R1340
Yes
N8
SB96D_BDO_KF_3V
R1344
Yes
L7
ONE_WIRE_UP
R1339
Yes
K6
TXDO_BDI_ENC_3V
R1343
Yes
N2
RXDIN_ENC_3V
R1345
Yes
M3
RTS_FILLSEN_3V
No Connect
No
C12
BUSY_IN_RTS
Pin B20 of U1401
No
E11
BUSY_OUT_CTS
Pin B21 of U1401
No
D10
KVL_USB_DET
Pin K17 of U1401
No
F10
OPT_GPIO0
No Connect
No
C11
OPT_GPIO1
No Connect
No
G10
OPT_GPIO2
No Connect
No
D11
OPT_GPIO3
No Connect
No
B12
OPTION_INTX
No Connect
No
N11
OPTB_SEL3
No Connect
No
Table 7-8. U1304 MAKO Pinouts (Continued)
U1304
Pin No.
Description
To/From
Comment
Accessible
on
Mainboard?
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: ......