Hln6837C Astro Spectra Plus Vocon Top Level Schematic (Sheet 2 Of 2) - Motorola ASTRO Digital Spectra Plus Detailed Service Manual

Schematics, Component Location Diagrams and Parts Lists: ASTRO Spectra Plus VOCON Section
1
AUDIO DC BLOCK
CODEC_PWR_DOWN
2 DCLK
SAP
3 TX
RX
4
5 FSYNC
EEPOT_U_D*
EEPOT
6 EEPOT_INC* AUDIO
7 EEPOT_CS CNTRL
8 EEPOT_CS_2 MAI
9 SDO
10 32k_CLK
CLOCKS
11 CLIH WARP
LV_DETECT
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
RF_INT_3(5:0)
39
40
6881076C25-E
VOLTAGE CONVERSION BLOCK
5V TO COMMAND
3V FROM VOCON
TX-RS232_3 TX-RS232_5
CTS-RS232_3 CTS-RS232_5
LH-TX_DATA_3 LH-TX_DATA_5
BUSY_OUT_3 BUSY_OUT_5
LH_RESETO_3 LH_RESETO_5
DISP_EN-LATCH_3 DISP_EN-LATCH*_5
SPKR_EN_3 SPKR_EN_5
TXPA_EN*_3 TXPA_EN*_5
K9_4EN-MIC_EN_3 K9_4EN-MIC_EN_5
5V_EN*_3 5V_EN*_5
VIPOUT1-BL_EN_3 VIPOUT1-BL_EN_5
VIPOUT2_3 VIPOUT2_5
RESET_OUT_3 RESET_OUT_5
3V TO VOCON
5V FROM COMMAND
RX-RS232_3 RX-RS232_5
RTS-RS232_3 RTS-RS232_5
LH-RX_DATA_3 LH-RX_DATA_5
BUSY_RTS_3 BUSY_RTS_5
LH_RESETI_3 LH_RESETI_5
VIP_IN2_3 VIP_IN2_5
VIP_IN1_3 VIP_IN1_5
EMER_3 EMER_5
INT_PTT_3 INT_PTT_5
MISO_SEC_3 MISO_SEC_5
ENCRYPTION
MOSI_SEC_3 MOSI_SEC_5
3V - 5V
SSI_SEC_CLK_3V SSI_SEC_CLK_5V
SS#_3 SS#_5
RF CONNECTOR
3V TO VOCON 5V FROM COMMAND
0
LOCK_DET_3 LOCK_DET_5
5V TO COMMAND
3V FROM VOCON
1
MOSIA_3 DA_SEL*_5
2
QSCKA_3 ROSC-PSC_EN_5
3
ROSC-PSC_EN_3 SYN_SEL_5
4
SYN_SEL_3 MOSIA_5
5
DA_SEL*_3 QSCKA_5

HLN6837C ASTRO Spectra Plus VOCON Top Level Schematic (Sheet 2 of 2)

7 5 8 9 12 10 11
VOCON BOARD CONNECTOR
B+_SENSE
0
1
2
3
4
5
VCC10_13V
VCC5.0
7-63
J501-43 TX/RS232
J501-5 CTS/RS232
J501-18 LH/TX_DATA
J501-19 BUSY_OUT
J501-27 LH_RSTO
J501-41 DISP_EN*/LATCH*
J501-44 SPKR_EN
J501-14 ROW4/TXPA_EN*
J501-29 POR*
J501-45 K9-4V_EN
J501-15 ROW5/5V_EN
J501-35 B+SENSE
J501-22 VIP_OUT 1
J501-23 VIP_OUT2
J501-50 RX/RS232
J501-42 RTS/RS232
J501-17 LH/RX_DATA
J501-20 BUSY_RTS
J501-28 LH_RESETI
J501-25 VIP_IN2
J501-24 VIP_IN1
J501-31 OPTB+/BOOT/VPP/CABLE
J501-16 EMERG
J501-30 INT_PTT
J501-26 IRQ_B
J501-32 TAMPER_LOOP
J501-21 KEYFAIL*
J501-36 KG_BACKUP
J501-39 MAI
J501-40 SDO
J501-38 UNSW_10-13V
J501-33 SW5.0
J501-34 VOC+5V
J501-37 SW 5
J501-47
J501-46
J501-3
J501-4
63B81096C39-O
SHEET 2
September 5, 2008