Icom IC-M803 Service Manual page 74

• MAIN UNIT (6/9)
8V
IC5161
1 5
VIN VOUT
2
VSS
3 4
3R3V
CE NC
XC6209F502MR
4.9
EP5162
MMZ1005Y102CT
C5166
0.1
R5162 R5166
1.8K 1.8K
C5168 L5181
MAIN UNIT(3/9) HRRF
1
LR-528
3765
MP5181
R5161 EP5161
MAIN UNIT(8/9) HAGCV
150 MMZ1005Y102CT
4.9
EP5222
MMZ1005Y102CT R5195
22
R5227
2.7K
R5222 R5226
1.8K 1.8K
C5226 L5241
MAIN UNIT(4/9) DRRF
1
LR-528
AGC 3765
MP5241
R5221 EP5221
MAIN UNIT(8/9) DAGCV
150 MMZ1005Y102CT
R5235
22
Explanatory notes
TX Line
RX Line
Voltage Line
Measuring condition:
(unless otherwise noted)
• Frequency: 12.23 MHz
• Mode: J3E (USB)
• RX: No signal is received. MAIN UNIT(3/9) HTRF
• TX: No modulation signal is applied.
• Waveforms are measured by
an oscilloscope.
Voltage notation:
TX
Unit: Volt
RX
RX
3.2
R5181
10K
IC5181
R5182 R5201
+IN +OUT
13 8 C5201
22 4.7
+IN +OUTF
14 7 0.1 25
-IN +OUTF R5183 R5202
15 6 26
-IN -OUT
16 5 C5202 27
22 4.7
C5203 0.1 28
17 0.1 29
30
31
LTC6401IUD C5204
32
0.1
33
R5184
180
MAIN UNIT(7/9)
ADCLK_P
MAIN UNIT(7/9)
3.2
R5241
ADCLK_N
EP5242
10K
MMZ1005Y102CT
C5191
12P
IC5241
R5242 R5203
+IN +OUT
13 8
22 4.7
+IN +OUTF
14 7
-IN +OUTF R5243 R5204
15 6
-IN -OUT
16 5
22 4.7
17
LTC6401IUD
R5246
180
C5231
12P
DA3R3V 3R3V
3.3
EP5281 EP5282
3765 MMZ1005Y102CT MMZ1005Y102CT
MP5282
IC5281
15
0.18U 0.27U
16
C5292
L5281 L5282 L5283
R5285 0.1 17
HTRF R5286
120
1.8K 18
C5283 C5285
19
20
82P 33P
LR-592
21
C5287 22
0.1
C5288 23
0.1
C5291 24
10 25
26
C5289
0.1 27
C5290
10 28
ISL5961IAZ
MAIN UNIT(7/9) DACLK
1R8V
1R8V
IC5101
ATDO M5
TDO
R4
nCSO
ATMS P5
TMS
T4
AS_DATA3
ATCK V5
TCK
AA5
AS_DATA2
W5
ATDI
TDI
AB3
ADCS
AS_DATA1
ADDA0_P RBT_CK V3
DCLK
ADDA0_N RBT_DI
AB4
AS_DATA0
R6
DATA6/DIFFIO_RX_B1n
R5105
U7
DATA5/DIFFIO_TX_B2n
22
R5
DATA8/DIFFIO_RX_B1p
U8
DATA7/DIFFIO_TX_B2p
P6
DATA10/DIFFIO_RX_B3n
ADDA1_P
AVDD D1A+
16 ADDA1_N
VINA- D1A-
15 ADFC_P
VINA+ FCO+
14 ADFC_N
AVDD FCO-
IC5201
13 ADDC_P
AVDD DCO+
AD9645BCPZRL7 12 ADDC_N
VINB+ DCO-
11 ADDB0_P
VINB- D0B+
10 ADDB0_N
AVDD D0B-
9
IC5101
CP5162 AB13
DIFFIO_TX_B49n
CP05S V13 DIFFIO_RX_B50n/B_DQ_0
CP5161 AB12
DIFFIO_TX_B49p/B_DQ_2
CP05S U13
DIFFIO_RX_B50p/B_DQ_1
T12 DIFFIO_RX_B51n/B_DQS#_0
ADDB1_P AA14
DIFFIO_TX_B52n/B_DQ_3
C5205
ADDB1_N T13 DIFFIO_RX_B51p/B_DQS_0
AA13
0.1 ADSCLK
DIFFIO_TX_B52p/B_ODT_0
C5206
ADSDIO AB15
DIFFIO_TX_B53n/B_ODT_1
ADDA0_N Y14 DIFFIO_RX_B54n/B_DQ_4
0.1
AA15
DIFFIO_TX_B53p/B_DQ_6
ADDA0_P Y15 DIFFIO_RX_B54p/B_DQ_5
ADFC_N V14
DIFFIO_RX_B55n
AB17
DIFFIO_TX_B56n/B_DQ_7
ADFC_P V15 DIFFIO_RX_B55p
AB18
DIFFIO_TX_B56p/B_DM_0
AB20
DIFFIO_TX_B57n/GND
C5193 C5195 R5197 C5196
ADDA1_N Y16 DIFFIO_RX_B58n/B_DQ_8
AB21
1.5P
DIFFIO_TX_B57p/B_DQ_10
12P 470 0.001
ADDA1_P
Y17 DIFFIO_RX_B58p/B_DQ_9
ADDB1_N T14 DIFFIO_RX_B59n/B_DQS#_1
AA17
DIFFIO_TX_B60n/B_DQ_11
ADDB1_P U15
DIFFIO_RX_B59p/B_DQS_1
AA18
DIFFIO_TX_B60p/B_CKE_1
AA19
DIFFIO_TX_B61n/B_CKE_0
V20 DIFFIO_RX_B62n/B_DQ_12
AA20
DIFFIO_TX_B61p/B_DQ_14
W19
DIFFIO_RX_B62p/B_DQ_13
IC5101
CP5132 AB6
V9
CP05S
AB5
CP5131
V10
CP05S
P8
CP5135 AA7
CP05S N8
CP5233 AB7
CP5136 CP05S AA8
CP05S T9
CP5134 AB8
CP05S U10
C5233 C5235 R5237 C5236
M8
AA10
1.5P 12P CP5138
470
0.001
M9
CP05S
CP5137 AA9
CP05S Y10
T10
Y9
1R8V
3.2
IC5101
T19 DIFFIO_TX_R1p
DAD00 T18 INIT_DONE/DIFFIO_RX_R2p
SLEEP D0(LSB)
14 T20 PR_REQUEST/DIFFIO_TX_R1n
DAD01
REFLO D1
13 T17
DAD02
REFIO D2 CRC_ERROR/DIFFIO_RX_R2n
12 T22 nCEO/DIFFIO_TX_R3p
DAD03 ADSCLK
FSADJ D3
11 DAD04 T15 DIFFIO_RX_R4p
NC D4
10 DAD05 ADSDIO R22
CvP_CONFDONE/DIFFIO_TX_R3n
ACOM D5
9 DAD06 ADCS R15
IOUTB D6 DIFFIO_RX_R4n
8 DAD07 R21
IOUTA D7 DEV_OE/DIFFIO_TX_R5p
7 DAD08 R16
DIFFIO_RX_R6p
COMP D8
6 DAD09 P22
AVDD D9 DEV_CLRn/DIFFIO_TX_R5n
5 DAD10 R17
NC D10 DIFFIO_RX_R6n
4 DAD11 P19
DCOM D11 DIFFIO_TX_R7p
3 P16
DAD12
DVDD D12 DIFFIO_RX_R8p
2 P18
DAD13
CLK D13(MSB) DIFFIO_TX_R7n
1 P17
DIFFIO_RX_R8n
R18
VCCIO5A
P20
VCCIO5A
R20
VREFB5AN0
11-8
DA3R3V
3.3
5CEFA9F23I7N
Y7
VREFB3AN0
Y8
VCCIO3A
T6
VCCIO3A
P7
DIFFIO_TX_B8p
M7
PR_ERROR/DIFFIO_RX_B7p
R7
PR_READY/DIFFIO_TX_B8n
M6
PR_DONE/DIFFIO_RX_B7n
V6 DCLK_P
DATA15/DIFFIO_TX_B6p DCLK_P
T8
CLKUSR/DIFFIO_RX_B5p MAIN UNIT(2/9)
U6 DCLK_N
DATA13/DIFFIO_TX_B6n
DCLK_N
T7
DATA14/DIFFIO_RX_B5n
W9
DATA11/DIFFIO_TX_B4p
N6
DATA12/DIFFIO_RX_B3p
W8
DATA9/DIFFIO_TX_B4n
FP2R5V
2.5
5CEFA9F23I7N
AB16
VREFB4AN0
U19
VCCIO4A
W15 ATDO
VCCIO4A
W20
VCCIO4A
AA16 ATCK
VCCIO4A
AA21
VCCIO4A
U14
ATMS
VCCIO4A
U20
ATDI
DIFFIO_TX_B72p/B_DM_2
ADDB0_P
U17
DIFFIO_RX_B71p/GND
U21
DIFFIO_TX_B72n/B_DQ_23
U16 ADDB0_N
DIFFIO_RX_B71n/GND
V18
DIFFIO_RX_B70p/B_DQ_21
V21
DIFFIO_TX_B69p/B_DQ_22
V19
DIFFIO_RX_B70n/B_DQ_20
U22
DIFFIO_TX_B69n/GND
W21
DIFFIO_TX_B68p/B_RESET#
R14
DIFFIO_RX_B67p/B_DQS_2
Y21
DIFFIO_TX_B68n/B_DQ_19
P14
DIFFIO_RX_B67n/B_DQS#_2
Y19
DIFFIO_RX_B66p/B_DQ_17
W22
DIFFIO_TX_B65p/B_DQ_18
Y20
DIFFIO_RX_B66n/B_DQ_16
Y22
DIFFIO_TX_B65n/GND
AA22
DIFFIO_TX_B64p/B_DM_1
W16 ADDC_P
DIFFIO_RX_B63p
AB22
DIFFIO_TX_B64n/B_DQ_15
V16 ADDC_N
DIFFIO_RX_B63n
RBT_DI
5CEFA9F23I7N
RBT_CK
DIFFIO_TX_B33n/GND
Y12
DIFFIO_RX_B34n/B_A_15 VREFB3BN0
T11
DIFFIO_TX_B33p/B_WE# VCCIO3B
W10
DIFFIO_RX_B34p/B_A_14
VCCIO3B
Y13
DIFFIO_RX_B35n/B_CS#_1
VCCIO3B
R8
DIFFIO_TX_B36n/B_A_13
VCCIO3B
DIFFIO_TX_B48p/B_A_0 AA12
DIFFIO_RX_B35p/B_CS#_0
DIFFIO_RX_B47p N9
DIFFIO_TX_B36p/B_A_12
DIFFIO_TX_B48n/B_A_1 Y11
DIFFIO_TX_B37n/B_A_11
P9
DIFFIO_RX_B38n/B_A_9 DIFFIO_RX_B47n
DIFFIO_RX_B46p/B_A_4 R11
DIFFIO_TX_B37p/B_A_10
DIFFIO_TX_B45p/B_A_2 AB11 CP5142 DA3R3V
DIFFIO_RX_B38p/B_A_8
DIFFIO_RX_B46n/B_A_5 R10
CP05S
DIFFIO_RX_B39n
DIFFIO_TX_B45n/B_A_3 AB10
CP5141
DIFFIO_TX_B40n/B_RAS#
DIFFIO_TX_B44p/B_A_6 P12
CP05S
DIFFIO_RX_B39p
DIFFIO_RX_B43p/B_CK U12
DIFFIO_TX_B40p/B_CAS#
DIFFIO_TX_B44n/B_A_7 R12
DIFFIO_TX_B41n/GND
DIFFIO_RX_B43n/B_CK# U11
DIFFIO_RX_B42n/B_BA_2
DIFFIO_RX_B42p/B_BA_1 R9
DIFFIO_TX_B41p/B_BA_0
DA3R3V
DA3R3V
CLK74M
DAD03
DAD04
DAD05
5CEFA9F23I7N IC5101 5CEFA9F23I7N DAD06
N16 DAD07
DIFFIO_RX_R41p
N20 DAD08
DIFFIO_TX_R42p
M16
DAD09
DIFFIO_RX_R41n
N21
DRV DAD10
DIFFIO_TX_R42n
N19
DAD11
DIFFIO_RX_R43p
M22 HRV DAD12
DIFFIO_TX_R44p
M18 DAD13
DIFFIO_RX_R43n
L22 DAD00
DIFFIO_TX_R44n
K17
DIFFIO_RX_R45p
M20
DIFFIO_TX_R46p
L17
DIFFIO_RX_R45n
M21
DIFFIO_TX_R46n
L19
DIFFIO_RX_R47p
K21
DAD02
DIFFIO_TX_R48p
L18
DIFFIO_RX_R47n
K22
DAD01
DIFFIO_TX_R48n
M19
VCCIO5B
K18
VCCIO5B
L20
VREFB5BN0
8V
8V
3R3V
3R3V
1R8V
MAIN UNIT(1~5,7~9/9)
1R8V
DA3R3V
DA3R3V
VPGM MAIN UNIT(7/9)
FP2R5V
FP2R5V
IC5101
L6
MSEL0
K6
CONF_DONE RBT_BT
J6
MSEL1
H5
NSTATUS RBT_ST
G5
NCE MAIN UNIT(5/9)
A2
MSEL2
E5
MSEL3
A4
NCONFIG RBT_CFG
F3
MSEL4
C5
GND
CP5111
5CEFA9F23I7N
CF20
DA3R3V
EP5101 TO ALTERA JTAG
MPZ1608S601A
J5101
1 TCK
2 GND
3 TDO
DA3R3V 4 VCC
5 TMS
6 NC
7 NC
8 NC
R5101 IC5102
9 TDI
6 1
1Y 1A 10 GND
5 2
VCC GND
4 3
2Y 2A
74LVC2G17GW
22 C5101
0.1
IC5103
6 1
1Y 1A
5 2
VCC GND
4 3
2Y 2A
74LVC2G17GW
C5102
0.1
DA3R3V
EP5102
MMZ1005B601C
DA3R3V
IC5104
1 8
CS#
VCC
2 SO/IO1 7
HOLD#/IO3
3 6
WP#/IO2
CLK RBT_CK
4 5
GND SI/IO0 RBT_DO
S25FL127SABMFI10
J5102
(GND)
1 2
MAIN UNIT(5/9)
MISO
3 4
MOSI
5 6
7 8
SPISS
9 10 RBT_CS
11 12
13 14
3R3V
15 16
17 18
19 20
SCEN
RBT_DI
CLK74M
DAD03
DAD04
DAD05
DAD06
DAD07
MAIN UNIT(7/9)
DAD08
DAD09
DAD10
DAD11
DAD12
DAD13