Hln6837E 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
DCLK
2
TX
3 SAP
RX
4
FSYNC
5
EEPOT_U_D* AUDIO
EEPOT_INC*
6
7 EEPOT_CS
MAI
8 EEPOT_CS_2
SDO
9
10 32k_CLK
11 CLOCKS WARP
CLIH
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
7 5 8
VOLTAGE CONVERSION BLOCK
2.85V FROM VOCON 5V TO COMMAND
TX-RS232_2.85 TX-RS232_5
CTS-RS232_2.85 CTS-RS232_5
LH-TX_DATA_2.85 LH-TX_DATA_5
BUSY_OUT_2.85 BUSY_OUT_5
LH_RESETO_2.85 LH_RESETO_5
DISP_EN-LATCH_2.85
DISP_EN-LATCH*_5
SPKR_EN_2.85 SPKR_EN_5
TXPA_EN*_2.85 TXPA_EN*_5
K9_4EN-MIC_EN_2.85 K9_4EN-MIC_EN_5
5V_EN*_2.85 5V_EN*_5
VIPOUT1-BL_EN_2.85 VIPOUT1-BL_EN_5
VIPOUT2_5
VIPOUT2_2.85
RESET_OUT_5
RESET_OUT_2.85
2.85V TO VOCON 5V FROM COMMAND
RX-RS232_2.85 RX-RS232_5
RTS-RS232_2.85 RTS-RS232_5
LH-RX_DATA_5
LH-RX_DATA_2.85
BUSY_RTS_2.85 BUSY_RTS_5
LH_RESETI_5
LH_RESETI_2.85
VIP_IN2_2.85 VIP_IN2_5
VIP_IN1_2.85 VIP_IN1_5
EMER_2.85 EMER_5
INT_PTT_2.85 INT_PTT_5
ENCRYPTION
SS#_3 SS#_5
3V - 5V
MISO_SEC_2.85 ENCRYPTION MISO_SEC_5
2.85V - 5V
MOSI_SEC_2.85 MOSI_SEC_5
SSI_SEC_CLK_2.85 SSI_SEC_CLK_5
RF CONNECTOR
2.85V TO VOCON 5V FROM COMMAND
0 0
LOCK_DET_2.85 LOCK_DET_5
2.85V FROM VOCON 5V TO COMMAND
1
1
MOSIA_2.85 DA_SEL*_5
2
2
QSCKA_2.85 ROSC-PSC_EN_5
3
3
ROSC-PSC_EN_2.85 SYN_SEL_5
4 4
SYN_SEL_2.85 MOSIA_5
5 5
DA_SEL*_2.85 QSCKA_5
9 12 10 11
VOCON BOARD CONNECTOR
J501-43
J501-5
J501-18
J501-19
J501-27
J501-41
J501-44
J501-14
J501-29
J501-45
J501-15
B+_SENSE
J501-35
J501-22
J501-23
J501-50
J501-42
J501-17
J501-20
J501-28
J501-25
J501-24
J501-31
J501-16
J501-30
J501-26
J501-32
J501-21
J501-36
J501-39
J501-40
VCC10_13V
J501-38
VCC5.0
J501-33
J501-34
J501-37
J501-47
J501-46
J501-3
J501-4

HLN6837E ASTRO Spectra Plus VOCON Top Level Schematic (Sheet 2 of 2)

7-75
TX/RS232
CTS/RS232
LH/TX_DATA
BUSY_OUT
LH_RSTO
DISP_EN*/LATCH*
SPKR_EN
ROW4/TXPA_EN*
POR*
K9-4V_EN
ROW5/5V_EN
B+SENSE
VIP_OUT1
VIP_OUT2
RX/RS232
RTS/RS232
LH/RX_DATA
BUSY_RTS
LH_RESETI
VIP_IN2
VIP_IN1
OPTB+/BOOT/VPP/CABLE
EMERG
INT_PTT
IRQ_B
TAMPER_LOOP
KEYFAIL*
KG_BACKUP
MAI
SDO
UNSW_10-13V
SW5.0
VOC+5V
SW 5
September 5, 2008