Hln6458F/G Vocon Board Schematic (Sheet 2 Of 2) - Motorola ASTRO Digital Spectra Plus Detailed Service Manual

Schematics, Component Location Diagrams and Parts Lists: VOCON Section
J501 VOCON J501 VOCON
Universal Connector Universal Connector
DOUT* DOUT* 1 1 2 2 DOUT
DOUT
3 3 4 4
CTS/RS232 CTS/RS232 5 6 6 SB1 SB1
5
ODC ODC 7 7 8 8 SCLK) SCLK)
MOS1
MOS1 9 9 10 10 LOCK DET6 LOCK DET6
11 11 ROSC/PSC CE*) ROSC/PSC CE*)
SYN SEL* SYN SEL* 12 12
13 13 14 14 ROW4/TXPA EN* ROW4/TXPA EN*
DA SEL* DA SEL*
ROW5/5V EN ROW5/5V EN 16 16 EMERG EMERG
15 15
LH/RX DATA LH/RX DATA 17 17 18 18 LH/TX DATA LH/TX DATA
BUSY RTS BUSY RTS
BUSY OUT BUSY OUT 19 19 20 20
21 21 22 22
KEY FAIL* KEY FAIL* VIP OUT1 VIP OUT1
VIP OUT2 VIP OUT2 J501 J501 24 24
23 23 VIP IN1 VIP IN1
IRQ B IRQ B
VIP IN2 VIP IN2 25 25 26 26
LHRST0 LHRST0 28 28 LH RESET1 LH RESET1
27 27
POR* POR* 29 29 30 30 INT PTT B INT PTT B
31 31 32 32 TAMPER LOOP TAMPER LOOP
VOC +5 VOC +5 33 33 34 34
KG BACKUP
B+ SENSE B+ SENSE 35 35 36 36 KG BACKUP
37 37 38 38 UNSW +9V UNSW +9V
39 39 40 40 SDO SDO
MAI MAI
DISP EN*/LATCH* DISP EN*/LATCH* 41 41 42 42 RTS/RS232 RTS/RS232
43 43
TX/RS232 TX/RS232 44 44 SPKR EN SPKR EN
K9-4V EN K9-4V EN 45 45 46 46
47 47 48 48 REF MOD REF MOD
DISC AUDIO1 DISC AUDIO1 49 49 50 50 RX/RS232 RX/RS232
6881076C25-E

HLN6458F/G VOCON Board Schematic (Sheet 2 of 2)

September 5, 2008
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