Hln6837C Astro Spectra Plus Digital/Memory Schematic (Sheet 2 Of 2) - Motorola ASTRO Digital Spectra Plus Service Manual

Schematics, Component Location Diagrams and Parts Lists: ASTRO Spectra Plus VOCON Section
BBP(7:0)
SECONDARY_UART(3:0)
PRIMARY_UART(7:0)
PRIMARY UART
K12
0
URXD1_PA15_USB_SE0_IRXD_TDI
3
L16
1
URTS1_PA13_USBXRXD_IPWR_RESET_IN_IC2A UCTS1_PA12_USB_FSEN_IOE_MCU_DE
1
2 F13
DTRA_PA11_IPMODEIN_TMS_INT7_SRDA
DCDA_PA18_IPMODEOTHI_DSP_DE_SC2A
RIA_PA9_USBSUSP_IPMODEOTLO+TCK_DSCEN_SCKA
2
2
B16
0
SECONDARY UART
URXD2_PB1
1 D14
URTS2_PB3
0 B12
BBP
SRDB
C11
1
SCKB
2 B10 *U300-2*
SRDB2_PC4_OC2
3 D10
SERIAL_PORTS_BLOCK
SCKB2_PC5_OC3
4 B11
SC2B_PC3
J10
SAP
SRDA
3
J15
4 SCKA
K16
5 SC2A
6
MOSPI
7
0
D7
8 MISOA
1
D3
MISOB
9
12
2 3 4 5 6
10
11
B+_SENSE
12
Q301
13
Force_Fail
14
15
VCC3.0
MCU_DE - RESISTOR PLACEMENT
R325
MCU and DSP request DEBUG
0
R001 R346
breaks on each other
47K
MCU request DEBUG on Q302
R002
TMS1 signal line
16
47K
JTAG / ONCE CONN.
17 P3-1 P3-2
18 P3-3 P3-4
19 P3-5 P3-6
P3-7 P3-8
3
RMS
20 P3-9 P3-10
P3-11 P3-12
2
TRST
21 P3-13 P3-14 U307-3
MC74LCX02
8
10
9
22
R323
0
MOD
23
6881076C25-D
R340
0
BRD_ID0
R341
0 DNP
BRD_ID1
R342 DNP
BRD_ID2
0
7
2 5 6 SC1B
ABA_FSYNC
6 SC0B
ABA_CLK
0 SRDB
ABA_RXD
K11 3
UTXD1_PA14_USB_VOUT_ITXD_TDO
4
G12
5 STDB
D16 5
DSRA_PA10_IRE_TRST_INT6_STDA STD
E14 6
4
SC2B
D15 7
SFS
1
SCKB
SCK
2
F12
UTXD2_PB0
3
C15
UCTS2_PB2
2 UTXD2
TX-RS232
5
E9
STDB URXD2
0
A11 6
SC0B_PC2 RX-RS232
7
A12
SC1B
3 UCTS2
CTS-RS232
URTS2
1
RTS-RS232
J11
STDA
G16
SC1A_PC6 VIPOUT1-BL_EN
G10
SC0A_PC7 VIPOUT2
C6 7 7
MOSIA MOSIA
8 8
C7
QSCKA QSCKA
F5 9 0
MOSIB MISOA
E4 10
QSCKB
11
B1
SPICS0_PE10
F4 12 9
SDI_D_C_PE5_SPICS1 MOSIB
E3
13 10
SPICS2_PE4 QSCKB
D2 14 1
SPICS3_PE6 MISOB
E2 15
SPICS4_PE11
6
ADDAG_SEL
14
ROSC-PSC_EN
15
SYN_SEL
QSPI(15:0)
2
DA_SEL*
11
DISP_EN-LATCH*
3
KRSIC_SEL
5
0
BRD_ID4
R344
USB(4:0)
R315
B+ SENSE
47K
B+_SENSE
47K
47K Board
VR303 C307 Proto3
5.6V 0.1uF
VR301
Proto4
VCC3.0 3.9V
Proto5
Proto6
REVO
R349
Q303
47K
RevA
Force Fail
RevB
47K
C331
47K
VR305
470pF
5.6V
47K
C330
R347
470pF
R348
CABLE DETECT
47K
0
DNP
VCC3.0
Q300
47K
R307
R345
R318 47K BOOTSTRAP
47K VR304
1K
0 R308 9.1V
C309
47K
470pF
VCC3.0
L300
C301
33pF
VCC1.8
L301
KRSIC SSI
BBP-ABAII
C314
C315
33pF
1uF
ADDAG SSI
BBP
RS 232
QSPI A
QSPI B
12
QSPI CS s
13
1 0
Board ID Table
ID4 ID3 ID2 ID1 ID0 Board ID4 ID3 ID2 ID1 ID0
1 0 0 0 0
0 0 0 0 0
0 0 0 0 1 1 0 0 0 1
0 0 0 1 0 1 0 0 1 0 7
RIA_USB_SUSP
0 0 0 1 1
1 0 0 1 1
0 0 1 0 0
1 0 1 0 0
0 0 1 0 1 1 0 1 0 1
C308
0 0 1 1 0 1 0 1 1 0
0 0 1 1 1 1 0 1 1 1
0.1uF
0 1 0 0 0 1 1 0 0 0
SN74CBT3257
0 1 0 0 1 1 1 0 0 1
0 1 0 1 0 1 1 1 0 0
0 1 0 1 1 1 1 0 1 1
0 1 1 0 0 1 1 1 0 0
0 1 1 0 1 Proto2 1 1 1 0 1
3 UTXD1/USB_VOUT
4
0 1 1 1 0 1 1 1 1 0
0
0 1 1 1 1 1 1 1 1 1 URXD1/USB_SEO
7
4
UCTS1/USB_FSEN 9
OPTB+_BOOT_VPP-CABLE
1
URTS1/USB_XRXDX
12
R331
0
USB_BOOT
C300
C310 C313 C311
1uF
C312
0.1uF
0.1uF 0.1uF
0.1uF
R329
C316
0
0.1uF
C323 C324 C325
0.1uF
0.1uF 0.1uF
*U300-5*
IC_PWR_GND
VCC5.0
R310
U306-4
47K
MC74LCX125
11 USB INTERFACE
4 3 2
USB_INIT
USB_VP
VCC3.0
C306
0.1uF
U304
R314 PDIUSBP11A
VCC5.0
0
1 3
MODE RCV
PC1_USB_TXEN
2 4
OE VP
12 5
VPO VM
PC0_USB_EOP 13 11
VMO DPOS
6 10
SUSPND DNEG
9
SPEED
15 8
EN_OE NC1
1
SELECT
2
U303 I0A
3
YA I1A
5
USB_VM
I0B
6
YB I1B
11
I0C
10
YC I1C
14
I0D
13
YD I1D

HLN6837C ASTRO Spectra Plus Digital/Memory Schematic (Sheet 2 of 2)

7-65
spare parts
VCC3.0 MC74LCX125
U306-1
12
13
1
11
3
2
U307-4
MC74LCX02
POWER / GND
VCC3.0
U305-2
PWR_GND
VCC
C327
GND
0.1uF
VCC3.0 VCC3.0
U307-5
U306-5
PWR_GND
PWR_GND
C304 C305
VCC VCC
0.1uF
0.1uF
GND GND
USB_CONTROL
U306-3
10
MC74LCX125
USB_PWR
8 9
R311
10K
VCC3.0
U305-1
1
NC7SZ125
4 2
R313
1.5K
R316
22
USB_D+
USB_D-
R317 USB_MOD
22
LH-TX_DATA
LH-RX_DATA
SB9600
BUSY_OUT
BUSY_RTS
63B81096C42-O
SHEET 2
October 28, 2002