Motorola MCS 2000 Service Instructions Manual page 218

B-8
Signal Node
Name No.
SPI_TX_ Controller, ASFIC/
DATA Audio Block Diagram/
Main Controller
EXP_AUDIO Controller, ASFIC/
Audio Block Diagram/
Main Controller
RX_IN Controller, ASFIC/
Audio Block Diagram/
Main Controller
TRL_HD2: Controller, ASFIC/
KEY_FAIL Audio Block Diagram/
Main Controller
SQUELCH_ Controller, ASFIC/
IN Audio Block Diagram/
Main Controller
MIC_ Controller, ASFIC/
VOLTAGE Audio Block Diagram/
Main Controller
MIC_IN Controller, ASFIC/
Audio Block Diagram/
Main Controller
DISC Controller, ASFIC/
Audio Block Diagram/
Main Controller
EXT_MIC_IN Controller, ASFIC/
Audio Block Diagram/
Main Controller
TX_IN Controller, ASFIC/
Audio Block Diagram/
Main Controller
RSSI Controller, ASFIC/
Audio Block Diagram/
Main Controller
PWR_RST Controller, ASFIC/
Audio Block Diagram/
Main Controller
December 6, 2004
Table B-1. Schematic Diagram Interconnection List for 800/900 MHz
From
Schematic Publication
Diagram Title No.
68P81083C20-D
68P81083C20-D EXP_AUDIO
68P81083C20-D RX_IN
68P81083C20-D TRL_HD2:
68P81083C20-D SQUELCH
68P81083C20-D MIC_
68P81083C20-D MIC_IN
68P81083C20-D DISC
68P81083C20-D EXT_MIC_IN J0403-23 Controller Interface
68P81083C20-D TX_IN
68P81083C20-D
68P81083C20-D PWR_RST
Interconnection List 800 MHz and 900 MHz:
Signal Node
Name No.
See List of Common
Voltages and Signals at
End of This Table
Controller, Hear Clear/
Audio Block Diagram/
Main Controller
Controller, Hear Clear/
Audio Block Diagram/
Main Controller
J0405-11 Controller Interface
KEY_FAIL
IF1-2-17 Receiver IF
SQUELCH IF3-2-16 Receiver IF
Controller, Emergency
VOLTAGE Ignition/ Controller
Interface/Main
Controller
Controller, Emergency
Ignition/ Controller
Interface/Main
Controller
Controller, Hear Clear/
Audio Block Diagram/
Main Controller
Controller, Hear Clear/
Audio Block Diagram/
Main Controller
See List of Common
Voltages and Signals at
End of This Table
Audio PA & Voltage
Regulators
PWR_RST Controller/Main
Controller
To
Schematic Publication
Diagram Title No.
68P81083C20-D
68P81083C20-D
68P81083C20-D
68P81080C43-C
68P81080C44-B
68P81080C43-C
68P81080C44-B
68P81083C20-D
68P81083C20-D
68P81083C20-D
68P81083C20-D
68P81083C20-D
68P81083C20-D
68P81083C20-D
68P81083C20-D