Logic Unit - Icom IC-7000 Service Manual

11-3 LOGIC UNIT

LOGIC UNIT (1)
R462 100
8
IC451 V+
TS462CPT
GND
4
J701
DSPI2
3V
GND
EP701
3V
DSPI1
5V
GND
5V
GND
8V
C709
GND
100p
8V
GND
HV HV
NC
to MAIN
24M
unit J2251
GND
R705 C702
NC
1k 0.0047
DOUT DOUT
NC
GND
NC
DSPO1
VSTB VSTB
GND
SCK SCK
DSPO2
MOSI MOSI
GND
AFMS AFMS
C703
0.0047
3V
J2101
VDL
EMU
GND
TMS
GND
TCK
TDO
TRST
GND
TDI
J1201
JPG4 JPG4
JP53 JP53
WDTOVF WDTOVF
JRESI D1201 MA2S111 RES#
JPG5 JPG5
JPG6 JPG6
RES#
FZRX CP1201 FZRX
FZTX FZTX
FZMD FZMD
VCC
VSS
VSS
HV
IC1251
BA033FP
2 1
I O
G
3
3V
5V
8V
R463 100 R507 100
8 8
IC452 V+ IC502 V+
C465 820p
TS462CPT TS462CPT
GND GND
4 4
R465 820
2
3
R706 C468 R470
4.7 2.7k
10k R474
CLK
2.7k
R707
22
IC701
SN74AHC1G04DCK
C467 820p
R472
4.7k
5 1
R469 820
2
C471 R471
4 3
4.7 2.7k
2 6
- 1
3 5
+
IC452
R475
TS462CPT
2.7k
R606 3.3k R603 4.7k
C609
IC601
1
R605 R618
TS462CPT
3.3k 1k
2
1 -
3
+
R608 6.8k R604
4.7k
R613 3.3k
IC601
R612 R619
TS462CPT
C612
3.3k 1k
10 6
7 -
5
+
R615 6.8k R611
4.7k
IC2101 IC2102
SN74LVC3G34DCUR SN74LVC3G34DCUR
R2112
4.7k
1 8 1 8
2 7 2 7
3 6 3 6
4 5 4 5
EP2002
3V
IC1301
HN58X24256FPIE
1 8 H3V
A0 VCC
2 7
A1 WP IC2002
3 6 ECK
A2 SCL CY7C1021CV33
4 5 EDT
VSS SDA
D6
A01B A3
A02B A4
IC1303
A03B A5
S - 80942CNMC - G9C
R1324
A04B B3
10k
1 5 A05B B4
OUT CD
2 A06B C3
VDD
3 4 A07B C4
VSS NC
A08B D4
A09B H2
A10B H3
IC1304
A11B H4
RX - 4581
A12B H5
1 22 A13B G3
GND NC
2 21 A14B G4
CE1 NC
RTCCE 3 20 A15B F3
CE0 NC
RTCDT 4 19 A16B F4
DI NC
5 18 A6
DO NC
RTCCK 6 17 D3
CLK NC
RTCIRQ 7 16 A1
/TIRQ NC
8 15 AREB A2
/AIRQ NC
9 14 B2
FOE NC
D1301
10 AMSOB B5
MA728 FOUT
11 D1
VDD
R1326 BT1301 R1335
680 ML920S1F9D 0
H3V
11 - 7
C524 0.0047
R601 100
C525 0.0047
8
C526 0.0047
IC601 V+
C512 120p
TS462CPT
GND
C527 0.0047
4
R510 4.7k
R464
100 2
- 1 -
3
+ +
C515 R514
IC451 IC502
1 10k
R518
TS462CPT TS462CPT
2.7k
C513 120p
R516
4.7k
R511 4.7k
C516 R515
R467
1 10k
100 6 6
- 7 - 7 -
5 5
+ + +
IC451 IC452 IC502
R519
TS462CPT TS462CPT TS462CPT
2.7k
R602
3.3k
b
R610
4.7k
c
d
EP2202
3V _3V
TMSA A1
VDDEXT
EMUA A2
PF8
A3
PF9
A4
PF10
EMUA A5
PF11
TMSA A6
PF14
TCKA A7
PPI2
A8
C2102 0.1 PTXO
TCKA A9
PTXI
A10
R2110 0 GND
R2201
e A11
100 XTAL
CLK A12
CLKIN
TDIA A13
VROUT0
A14
GND
B1
PF4
B2
PF5
TRSTA B3
PF6
B4
PF7
B5
PF12
B6
PF13
B7
PPI3
B8
PPI1
B9
VDDRTC
B10
NMI
B11
R2202 GND
B12
10k
- 15BAIT VROUT1
B13
SCKE
E1 B14
VCC VCC CLKOUT
B6 D00B C1
A0 I/00 PF1
C6 D01B SSTB C2
A1 I/01 PF2
C5 D02B C3
A2 I/02 PF3
D5 D03B C4
A3 I/03 GND
E5 D04B C5
A4 I/04 GND
F5 D05B C6
A5 I/05 PF15
F6 D06B C7
A6 I/06 VDDEXT
G6 D07B C8
A7 I/07 PPIO
B1 D08B C9
A8 I/08 R2215 10k PPI_CLK
C1 D09B C10
A9 I/09 RESET
C2 D10B C11
A10 I/010 GND
D2 D11B C12
A11 I/011 VDDEXT
E2 D12B
A12 I/012
F2 D13B
A13 I/013
F1 D14B
A14 I/014
G1 D15B
A15 I/015
H6
NC NC
G2
NC NC
H1
BLE NC
G5 AWEB
OE WE
E4 _3V
BHE NC
E3
CE NC
E6
VSS VSS
3V
5V
IC401
BU9480F
C415
1
10 OUTR VCC
2
REF BCLK
3
GND SDATA
FMTL 4
OUTL LRCLK
R508
100
1
R415 100
R418 100
R416 100
C551 2.2 IC551
AK4528VFP - E2/P
C553 0.1
1
VCOM AOUTR+
2
AINR+ AOUTR
3
R512
AINR - AOUTL+
100 4
7 AINL+ AOUTL
5
AINL -
6
VREF
7
AGND
8
VA
ADIN 9
P/S
CLK R551 100 10
MCLK
COFS R569 100 11
LRCK
COCK R553 100 12
BICK
CODO R570 100 13
SDTO
CODI R568 100 14
SDTI
R571 4.7
_3V
R2203 10k
Explanatory notes
VOLTAGE LINE
TX LINE
RX LINE
IC2201
ADSP - BF532SBBC400
_1R2V
_3V
R2205
10k
H3V
BUS LINE1
3V
5V
1R2V
8
7
6
5
C704
0.0047
28
27
-
26
25
-
24
DGND
23
VD
22
VT
21
DEM1
20
DEM0
19 CRES
PDN
18
DFS
17 OSTB
CSN
16 SCK
CCLK
15 MOSI
CDTI
C523
0.0047
C522
0.0047
EP2205
_3V
LOGIC
M2 UNIT (2)
EMU
M1
TMR1
L14 A03B
ADDR3
L13 A06B
ADDR6
L12 A08B
ADDR8
L11
VDDEXT
L10
GND
L9
VDDINT
L8
GND
L7
VDDEXT
L6
GND
L5
GND
L4
VDDINT
L3
RX
L2
TMR0
L1 DTCK
RSCLK0
K14 A02B
ADDR2
K13 A05B
ADDR5
K12 A07B
ADDR7
K11
GND
K4
GND
K3
TX
K2
TMR2
K1 DTPA
DR0PRI
J14 A01B
ADDR1
J13 A04B
ADDR4
J12
VDDEXT
J11
VDDINT
J4
VDDEXT
J3 DTFA
RFSO
J2
DR0SEC
J1 DRCK
TSCLK0
H14 AWEB
AWE
H13
ABE0
H12
ABE1
H11
GND
H4
GND
H3 DRFA
TFS0
H2
DT0SEC
H1 DRPA
DT0PRI
_1R2V
BUS LINE2
H3V