Icom IC-9700 Service Manual Addendum page 53

(Amended page)
June 2019
SECTION 10 VOLTAGE DIAGRAM
• MAIN UNIT (1/13)
HV
MAIN UNIT H3R3V
(5/13) H1R18V
3R3V
Explanatory notes
Voltage Line (HV)
PWRS
PWRS
VDL_
VDL_
IDL_
MAIN UNIT IDL_
FORL_
(4/13)
FORL_
REFL_
REFL_
ALCL_
ALCL_
UPWS
CPLD_INT
MAIN UNIT
UPWS RBT_CLK
(5/13)
RBT_CS
RZ_WAIT
RBT_DO
RBT_DI
RZ_CS1
RZ_CS2
RZ_D0
RZ_D1
RZ_D2
DRXD
DRXD RZ_D3
DTXD
MAIN UNIT DTXD MAIN UNIT RZ_D4
MCK
(9/13)
MCK (2/13) RZ_D5
MDAT
MDAT RZ_D6
RZ_D7
RZ_A1
RZ_A2
RZ_A3
RZ_A4
RZ_WE0
RZ_RD
CPLD_RES
PWRK
PWRK CPLD_SLP
LTXD
LTXD RZ_STB
LRXD
LRXD RZ_BCLK
FRES
FRES
0 V
LCD_B3
LCD_B3
LCD_B4
LCD_B4
LCD_B5
LCD_B5
LCD_B6
LCD_B6
LCD_B7
LCD_B7
LCD_G2
LCD_G2
LCD_G3
LCD_G3
LCD_G4
LCD_G4
LCD_G5
MAIN UNIT
LCD_G5
(4/13) LCD_G6
LCD_G6
SCACK
LCD_G7
LCD_G7
SCSCK
LCD_R3
LCD_R3
MAIN UNIT SCTXD
LCD_R4
LCD_R4 (2/13)
SCRXD
LCD_R5
LCD_R5
SCTRG
LCD_R6
LCD_R6
SCRES
LCD_R7
LCD_R7
LCD_DE
LCD_DE
LCD_HS
LCD_HS
LCD_VS
LCD_VS
LCD_CLK
LCD_CLK
STBY_LEDV
RBT_DO
RBT_DI
FC_DREQ
VBUS
VBUS DX_FMT
UDTXD1
UDTXD1 BCLK
UDRXD1/UDBSY
MAIN UNIT UDRXD1/UDBSY FRM
UDTXD2 MAIN UNIT
(6/13) UDTXD2 DX_AF
UDRXD2 (12/13)
UDRXD2 DR_MOD
UCLKS
UCLKS RZ_CS1
DX_IF
DR_PLY
DX_MIC
CTXD
MAIN UNIT CTXD DX_REC
CRXD/CBSY
(6/13) CRXD/CBSY
LAN_MDIO
LAN_MDIO
LAN_RXCLK
LAN_RXCLK
LAN_RXER
LAN_RXER
LAN_RXDV
LAN_RXDV
LAN_MDC
LAN_MDC
LAN_COL
LAN_COL RZ_D0
LAN_RSTL
LAN_RSTL RZ_D1
LAN_TXCLK
LAN_TXCLK RZ_D2
LAN_TXER
LAN_TXER RZ_D3
MAIN UNIT LAN_TXEN
LAN_TXEN RZ_D4
(6/13) LAN_CRS
LAN_CRS RZ_D5
LAN_TXD0
LAN_TXD0 RZ_D6
LAN_TXD1
LAN_TXD1 RZ_D7
LAN_TXD2
LAN_TXD2 RZ_D8
LAN_TXD3
LAN_TXD3 RZ_D9
LAN_RXD0
LAN_RXD0 RZ_D10
LAN_RXD1
LAN_RXD1 RZ_D11
LAN_RXD2
LAN_RXD2 RZ_D12
LAN_RXD3
LAN_RXD3 RZ_D13
RZ_D14
RZ_D15
RZ_A1
MAIN UNIT
RZ_A2
(12/13)
RZ_A3
CAPONS
MAIN UNIT CAPONS RZ_A4
SDPWS
(5/13)
SDPWS RZ_A5
RZ_A6
RZ_A7
RZ_A8
SD_CD
SD_CD RZ_A9
SD_WP
SD_WP RZ_A10
SD_D1
SD_D1 RZ_A11
SD_D0
MAIN UNIT SD_D0 RZ_A12
SD_CLK
(4/13) SD_CLK RZ_WE0
SD_CMD
SD_CMD RZ_WE1
SD_D3
SD_D3 RZ_RD
SD_D2
SD_D2 RZ_BCLK
DD_CLK
DD_DOUT
DD_DIN
DSP_CK
DSP_CK
DSP_STB
MAIN UNIT DSP_STB
DSP_SO
(3/13) DSP_SO
DSP_SI
DSP_SI
H3R3V_
EP101 MMZ1005B601C
H1R18V_
EP102 MPZ1608S601A
Voltage drop: 18 mV
IC101
C159 R7S721001VCBG
0.001
R101 Y15
P0_0
10k
R102 Y16
P0_1
10k
R103 A16
P0_2
10k
R104 A3
P0_3
CPLD_INT 10k
AB9
P0_4
CPLD_INT
SCACK AA9
P0_5
RBT_CLK
ECK A19
P1_0
RBT_CS
EDT C17
P1_1
RZ_WAIT
RTC_SCL B18
P1_2
RBT_DO
RTC_SDA A18
P1_3
RBT_DI RTC_IRQ B17
P1_4
RZ_CS1 PWRK C16
P1_5
RZ_CS2 VBUS A17
P1_6
RZ_D0 R105 B16
P1_7
RZ_D1 FC_DREQ 47k AA17
P1_8
RZ_D2 VDL_ AB18
P1_9
RZ_D3 IDL_ Y17
P1_10
RZ_D4 FORL_ AA18
P1_11
RZ_D5 REFL_ AB19
P1_12
RZ_D6 RZ_WAIT Y18
P1_13
RZ_D7 ALCL_ AA19
P1_14
RZ_A1 R106 Y19
P1_15
RZ_A2 RBT_DO 47k L21
P2_0
RZ_A3 RBT_DI K22
P2_1
RZ_A4 PWRS F21
P2_2
RZ_WE0 CP101 G20
CP05S
P2_3
RZ_RD RBT_CLK R164 F19
P2_4
CPLD_RES RBT_CS 39 E22
P2_5
CPLD_SLP DX_FMT E20
P2_6
RZ_STB CP102 CP05S C22
P2_7
RZ_BCLK BCLK R165 D20
P2_8
FRM 22 C21
R166
P2_9
3.3 V
DX_AF 22 B22
P2_10
DR_MOD E19
R167
P2_11
DSP_CK 22 A21
R168
P2_12
DSP_STB 0 A20
P2_13
DSP_SO C18
P2_14
DSP_SI B19
P2_15
CRXD/CBSY AB6
CBSY
P3_0
CTXD AA7
P3_1
Y7
CRXD
P3_2
LAN_MDIO AA6
SCACK
P3_3
LAN_RXCLK Y5
SCSCK
P3_4
LAN_RXER
SCTXD AA4
P3_5
LAN_RXDV
SCRXD AB3
P3_6
RZ_CS1
SCTRG Y4
P3_7
LCD_B3
SCRES V19
P3_8
LCD_B4
W20
P3_9
LCD_B5
T20
P3_10
LCD_B6
T21
P3_11
LCD_B7
T22
P3_12
LCD_G2
R22
P3_13
LCD_G3 R21
P3_14
RBT_DO LCD_G4 R20
P3_15
RBT_DI LCD_G5 P20
P4_0
FC_DREQ LCD_G6 P22
P4_1
DX_FMT LCD_G7 P21
P4_2
BCLK LCD_R3 N22
P4_3
FRM LCD_R4 M21
P4_4
DX_AF LCD_R5 M20
P4_5
DR_MOD LCD_R6 L22
P4_6
RZ_CS1 LCD_R7 L20
P4_7
DX_IF UDRXD1/UDBSY UDBSY K20
P4_8
DR_PLY UDTXD1 K21
P4_9
DX_MIC UDRXD1 J22
P4_10
DX_REC PDV H19
P4_11
UDTXD2 H22
P4_12
UDRXD2 G21
P4_13
DX_IF G19
P4_14
DR_PLY R169 F22
P4_15
LTXD 22 A11
P5_0
LRXD B11
P5_1
SCSCK A10
P5_2
SCTXD B10 MTRST
P5_3
SCRXD C11
P5_4
RZ_D0 SCTRG C10 RES1
P5_5
RZ_D1 FRES A9
P5_6
RZ_D2 SDPWS B9
P5_7
RZ_D3 RZ_CS2 B8
MTCK
P5_8
RZ_D4 LAN_MDC A7
MTMS
P5_9
RZ_D5 SCRES B7
RZ_BCLK
P5_10
RZ_D6
RZ_D7 3.3 V
RZ_D8
RZ_D9
RZ_D10
EP181
RZ_D11
RZ_D12
MMZ1005B601C
RZ_D13
0 V
RZ_D14
IC171
RZ_D15
1 5
CD VDD
RZ_A1
2
3.1 V
VSS
RZ_A2
3 4 RES1
MR VOUT
RZ_A3
SFL_SS
RZ_A4
NJU7704F3 S171 SFL_D1
RZ_A5
SFL_D2
RZ_A6
RZ_A7
RZ_A8
RZ_A9 LS37J2
RZ_A10
RZ_A11
RZ_A12
RZ_WE0 H3R3V
RZ_WE1
RZ_RD
3.3 V
RZ_BCLK
DD_CLK PDV
64 MHz
DD_DOUT IC201
DD_DIN 1 5
OUT CD
2
VDD 0 V
3 4
VSS NC
4.1 V
S-1009N30I
R203
2.7k
The underlined parts have been updated from the addendum of the previous version, or from the original page.
The waveform and voltage indications have been added on the original page.
IC101 IC101
R7S721001VCBG R7S721001VCBG
AB22 RZ_D0 R109 B3
Vss P6_0
10
AB17 RZ_D1 R110 D6
Vss P6_1
10
AB13 RZ_D2 R111 C4
Vss P6_2
10
AB10 RZ_D3 R112 D5
Vss P6_3
10
AB7 RZ_D4 R113 A2
Vss P6_4
AA14 RZ_D5 R114 10 C1
Vss P6_5
AA10 RZ_D6 R115 10 D2
Vss P6_6
Y14 RZ_D7 R116 10 D1
Vss P6_7
Y10 RZ_D8 R117 10 E3
Vss P6_8
U22 RZ_D9 R118 10 E2
Vss P6_9
W16 RZ_D10 R119 10 E1
Vss P6_10
W15 RZ_D11 R120 10 F3
Vss P6_11
W11 RZ_D12 R121 10 G4
Vss P6_12
W8 RZ_D13 R122 10 F2
Vss P6_13
W7 RZ_D14 R123 10 F1
Vss P6_14
A1 RZ_D15 R124 10 G3
Vss P6_15
A8 R125 10 H4
Vss P7_0
A12 RZ_CS3 10k H2
Vss P7_1
A22 RZ_RAS H1
Vss P7_2
B2 RZ_CAS J3
Vss P7_3
B12 RZ_CKE J2
Vss P7_4
B21 RZ_RD/WR J1
Vss P7_5
C3 RZ_WE0 K3
Vss P7_6
C9 RZ_WE1 K2
Vss P7_7
C15 RZ_RD K4
Vss P7_8
C20 RZ_A1 R126 K1
Vss P7_9
D4 RZ_A2 R127 22 L3
Vss P7_10
D10 RZ_A3 R128 22 L2
Vss P7_11
D15 RZ_A4 R129 22 M1
Vss P7_12
D19 RZ_A5 R130 22 N1
Vss P7_13
G22 RZ_A6 R131 22 N2
Vss P7_14
K14 RZ_A7 N3
R132 22
Vss P7_15
L11 RZ_A8 P1
R133 22
Vss P8_0
L13 RZ_A9 P2
R134 22
Vss P8_1
L12 RZ_A10 P3
R135 22
Vss P8_2
L14 RZ_A11 R1
R136 22
Vss P8_3
M9 RZ_A12 R2
R137 22
Vss P8_4
J9 RZ_A13 R3
R138 22
Vss P8_5
J10 RZ_A14 U2
R139 22
Vss P8_6
J11 LAN_COL U4
22
Vss P8_7
J12 STBDV V2
Vss P8_8
J13 CPLD_RES V3
Vss P8_9
J14 CPLD_SLP W2
Vss P8_10
DRXD
K9 W3
Vss P8_11
UPWS
K10 Y1
Vss P8_12
DTXD
K11 V4
Vss P8_13
K12 DX_MIC Y2
Vss P8_14
K13 CP05S AA1
Vss CP103 P8_15
L9 LAN_RSTL AB2
Vss P9_0
L10 CAPONS AA3
Vss P9_1
M10 SFL_CK C8
Vss P9_2
M11 SFL_SS A6
Vss P9_3
M12 SFL_D0 B6
Vss P9_4
M13 SFL_D1 C7
Vss P9_5
M14 SFL_D2 A5
Vss P9_6
N9 SFL_D3 B5
Vss P9_7
N10 LAN_TXCLK AB4
Vss P10_0
N11 LAN_TXER AA5
Vss P10_1
N12 LAN_TXEN Y6
Vss P10_2
N13 LAN_CRS AB5
Vss P10_3
N14 LAN_TXD0 N19
Vss P10_4
P9 LAN_TXD1 N20
Vss P10_5
P10 LAN_TXD2 N21
Vss P10_6
P11 LAN_TXD3 M22
Vss P10_7
P12 LAN_RXD0 J21
Vss P10_8
W1 LAN_RXD1 J20
Vss P10_9
P13 LAN_RXD2 H21
Vss P10_10
P14 LAN_RXD3 H20
Vss P10_11
P19 MCK E21
Vss P10_12
U1 MDAT F20
Vss P10_13
W17 DX_REC D22
AVss P10_14
AB20 RZ_STB D21
AVss P10_15
A14 B15
VDAVss VIN1A
V20 B13
TRST VIN1B
R107 Y9 A15
NMI VIN2A
10k Y8 A13
RES VIN2B
D14 AB16
VRP EXTAL
C13 AA16
VRM XTAL
U21 R140 AA22
TCK BSCANP
V22 10k AB21
TMS AVref
V1 AA13
R108 R141
CKIO REFRIN
5.6k
22
C160
5P
EP191
MMZ1005B601C
IC181 C191
1 8 0.1
CS# VCC
2 7 SFL_D3 IC191
SO/IO1 HOLD#/IO3
3 6 SFL_CK C3 E1
WP#/IO2 CLK DU VCC
4 5 SFL_D0 C1 D2
GND SI/IO0 A1 WP
A1 B2
A2 SCL
S25FL127SABMFI10 A3 E3
GND SDA
GT24C1024
3.3 V
Q221 Q222
STBDV
LDTC143ZE LDTA114YE
0 V
10-1a
48 MHz
2.9 V
0.4 V
IC101
R7S721001VCBG
DD_CLK
A4
P11_0
DD_DOUT
C6
P11_1
DD_DIN
B4
P11_2
UCLKS
C5
P11_3
SD_CD
EP111 L4
P11_4
SD_WP MMZ1005S800CT
EP112 L1
P11_5
MMZ1005S800CT
SD_D1 EP113 M2
P11_6
MMZ1005S800CT
SD_D0 EP114 M3
P11_7
MMZ1005S800CT
SD_CLK EP115 T1
P11_8
MMZ1005S800CT
SD_CMD EP116 T2
P11_9
MMZ1005S800CT
SD_D3 EP117 T3
P11_10
MMZ1005S800CT
SD_D2 EP118 U3
P11_11
LCD_DE MMZ1005S800CT G2 RZ_D0 R210
P11_12
LCD_HS G1
P11_13
LCD_VS H3 RZ_D1 R211
P11_14
LCD_CLK J4 RZ_D2 R212
P11_15
R150 AB15
USB_X1
1M AA15 RZ_D3 R213
USB_X2
AB8 RZ_D4 R214
RTC_X1
AA8
RTC_X2
W22 RZ_D5 R215
AUDIO_X1
W21 RZ_D6 R216
X101
AUDIO_X2
CR-1017 Y22
VIDEO_X1
Y21 RZ_D7 R217
VIDEO_X2
Y12
VBUS0
Y11 RZ_WE0
VBUS1
AB12 RZ_RD/WR
DM0
AA11 RZ_CAS
DM1
C104 AA12 RZ_RAS
DP0
C105 0.1 AB11 RZ_CS3
DP1
MTDI 0.1 V21 RZ_A13
JP0_0
U20 RZ_A14
MTDO
JP0_1
D11 RZ_A11
LVDSREFRIN
C14 RZ_A1
REXT
W18 RZ_A2
AVcc
AA20 RZ_A3
AVcc
Y13 RZ_A4
USBAVcc
B14
VDAVcc
W14
EP103
PLLVcc
MMZ1005B601C D9
LVDSPLLVcc
D12
LVDSAPVcc
C12
LVDSAPVcc
AB14
USBAPVcc
W5
PVcc
W6
PVcc
L19
PVcc
M19
PVcc
N4
PVcc
P4
PVcc
W4
PVcc
W12
PVcc
W13
PVcc
W19 RES1
PVcc
Y3 MTDO
PVcc
Y20
PVcc
AA2 MTCK
PVcc
AA21 MTMS
PVcc
AB1 MTDI
PVcc
D18 MTRST
PVcc
D17
PVcc
D16
PVcc
D8
PVcc
D7
PVcc
C19
PVcc
B20
PVcc
W10
Vcc
W9
Vcc
U19
Vcc
T4
Vcc
R19
Vcc
J19
Vcc
K19
Vcc
M4
Vcc
C2
Vcc
D3
Vcc
B1
Vcc
D13
Vcc
E4
Vcc
F4
Vcc
R4
Vcc
T19
Vcc
C192
0.1
IC192
C3 E1
DU VCC
C1 D2
A1 WP
ECK A1 B2 ECK
A2 SCL
EDT A3 E3 EDT
GND SDA
GT24C1024
H3R3V
D251
C251
L1SS400
1
IC251
3.1 V 1 12
N.C. EVIN
2 11 RTC_IRQ
FOE INT
3 10
VDD GND
4 9
R251 FOUT T2(Vpp)
5 8 RTC_SDA
SCL SDA
6 7
3.3k
T1(CE) N.C.
RX-8803LC RTC_SCL
* Refer to the PARTS LIST for the value and name of components.
IC102
1 54
VDD VSS
2 53 R225 RZ_D15
DQ0 DQ15
10 3 52 10
VDDQ VSSQ
4 51 R224 RZ_D14
DQ1 DQ14
10 5 50 R223 10 RZ_D13
DQ2 DQ13
10 6 49 10
VSSQ VDDQ
7 48 R222 RZ_D12
DQ3 DQ12
10 8 47 R221 10 RZ_D11
DQ4 DQ11
10 9 46 10
VDDQ VSSQ
10 45 R220 RZ_D10
DQ5 DQ10
10 11 44 R219 10 RZ_D9
DQ6 DQ9
10 12 43 10
VSSQ VDDQ
13 42 R218 RZ_D8
DQ7 DQ8
10 14 41 10
VDD VSS
15 40
DQML NC
16 39 RZ_WE1
WE# DQMH
17 38 R156 RZ_BCLK
CAS# CLK
18 37 0 RZ_CKE
RAS# CKE
19 36
CS# NC
20 35 RZ_A12
BA0 A11
21 34 RZ_A10
BA1 A9
22 33 RZ_A9
A10 A8
23 32 RZ_A8
A0 A7
24 31 RZ_A7
A1 A6
25 30 RZ_A6
A2 A5
26 29 RZ_A5
A3 A4
27 28
VDD VSS
MT48LC4M16A2P
J101
1
2
3
4
5
6
7
8
9
10