Motorola MTR2000 Service Manual page 106

STATION CONTROL MODULES
MODEL TCN6273C
PARALLEL
VO'S
TABLE
Reference
Description
U4101-16 PA_AD_CS•
U4101-15 Ext_SPI_CS1•
U4101-14 Ext_SPI_CS2•
U4101-13 WL_Latch1_CS•
U4101-11 WL_Latch2_cs•
U4101-10 Pend_cs•
U4101-9 (spare)
U4101-8 Mod_Pot_CS
U4101-7 DAR_cs•
U4101-6
ADR_cs•
U4101-5 SYN1R_CS•
U4101-4
SYN2R_CS•
U4101-3 ADT_CS•
U4101-2 SYN1T_cs•
U4101-1 SYN2T_cs•
U4102-17 (spare)
U4102-16 (spare)
U4102-15 (spare)
U4102-14 (spare)
U4102-13 (spare)
U4102-11 Synth_cs•
U4102-10 A/D_CS•
U4102-9 SPKR_Pot_CS
U4102-8 PA_DA_CS•
U4102-7 0Pl_CS1•
U4102-6 0Pl_CS2•
U4102-5 0Pl_CS3•
U4102-4 0Pl_CS4•
U4102-3 OP2_CS1•
U4102-2 OP2_CS2•
U4102-1 OP2_CS3•
U4103-19 ADAPT_R•
U4103-16
ADAPT_T"
U4103-15 TX_ENABLE
U4103-12
scc1_cs•
U4103-9
U4103-6
PA_ENABLE
U4103-5 RF_Relay_Cntrl
U4103-2 Ant_Relay
U4104-19 NOISE_B_CONT1
U4104-16 NOISE_B_CONT2
U4104-15 Tx_Code_Det
U4104-12 Rx_Code_Det
U4104-9 Rdstat
U4104-6 MRTI_Rx_Carrier"
U4104-5 Patch_Inhibit_or_RSTAT"
U4104-2 Aux_carrier_or_TSTAT"
68P81094E31-B
Schematics (Sheet 12 of 36)
01/05/97
Memory Address
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3 +$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$38000
CS3+$00000
CS3+$00000
CS3+$00000
CS3+$00000
CS3+$00000
CS3+$00000
CS3+$00000
CS3+$00000
CS3+$08000
CS3+$08000
CS3+$08000
CS3+$08000
CS3+$08000
CS3+$08000
CS3+$08000
CS3+$08000
Data Value
$XE
$XD
$XC
$XB
$XA
$X9
$X8
$X7
$X6
$X5
$X4
$X3
$X2
$X1
$XO
$FF
$EF
$DF
$CF
$BF
$AF
$9F
$8F
$7F
$6F
$5F
$4F
$3F
$2F
$1F
$OF
$80
$40
$20
$10
$8
$4
$2
$1
$80
$40
$20
$10
$8
$4
$2
$1
PARALLEL
VO'S
TABLE
(continued)
Reference Description Memory Address Data Value
SCHEMATIC IC'S TABLE-PARALLEL VO
U4105-19 (spare) CS3+$10000 $80
U4105-16
Carrier_Detect_Switch
CS3+$10000 $40
Reference Type Description
U4105-15 (spare) CS3+$10000 $20
U4100 ... MC74HC273 Octal D Flip-Flop with Common Clock
and Reset
U4105-12 (spare) CS3+$10000 $10
U4105-9 Ext_Ref_En CS3+$10000
$8
U4105-6
Serial_ID _Ou~
CS3+$10000 $4
U4101 ... MC74HC154 1 of 16 Dcoder /Demultiplexer
U4106 ... MC74HC244 Octal3 State Noninverting Buffer
I
Une Driver /Une Receiver
U4105-5 CS3+$10000
$2
U4108 052400 Silicon Serial Number
U4105-2 (spare) CS3+$10000 $1
U4107-2 LED
cntl
(failsoft") CS3+$20000 $1
U4107-5 LED cntl (rx act") CS3+$20000
$2
U4107-6 LED
cntl
(pa_on•) CS3+$20000 $4
U4107-9 LED cntl (stn_stat_bicolor1•) CS3+$20000
$8
U4107-12 LED
cntl
(stn_stat_bicolor2•) CS3+$20000 $10
U4107-15 (spare) CS3+$20000
$20
U4107-16 (spare) CS3+$20000 $40
U4107-19 (spare) '
CS3+$20000 $80
U4000-V12
Mod_Mux_Contl
U4000-W13 Mod_Mux_Cont2
U4000-U12
Codec1_Mux_Contl
U4000-U17 Codec1_Mux_Cont2
U4000-T17 TCC_Mux_Cont
U4000-U18 Codec2_Mux_Cont
U4000-U16
Spkr_Mute
U4000-U15 Flash_Pwr_En•
U4106-17 R2_Status CS3+$18000
U4106-15
Ext_Code_Det
CS3+$18000
U4106-13 Trkg/MRTI_PTT" CS3+$18000
U4106-11 not used CS3+$18000
U4106-8 PL_Strip_or_CCI- CS3+$18000
U4106-6 MRfi Monitor- CS3+$18000
U4106-4 Trunk_ Tx_Inhibit- CS3+$18000
U4106-2 Trunk_Duplex_Enable• CS3+$18000
U4000-M17 Opt_IRQ"
U4000_P4 SPI_CLI<_CNn
U4000_R1 SPI_CLK_DEL_CNTL
U4000-P19 Ext_PTT"
U4000-N16 WL_DC_Control_REQ"
U4000-P18 TRUNK_MUTE•
U4000-R19
Mic_PTT"
U4000-R17 Serial_ID
_In•
U4000-P17 Lock
U4000-T18 SMHz_Act
U4000-N18
16.8MHz_Act
U4000-P16 Pend_Freq_Low
U4000-M16 Software indicator
U4000-N19 AC_FAIL