Harman Kardon AVR 370 Service Manual page 178

6
HDMI CEC_PART
ST+5V
IC2101
33
MCU_CEC
R2101
D
UPA672T_NC
0
R2103
C2101
0.1_NC
R2104 +3.3VC
2 Q2101
CEC_OUT INC2001AC1
10K
CEC_OUT
CEC_IN
CEC_IN
Q2102
2SC3052
Q2103
2SC3052
R2112
2.2M
ST_LED_CONT
<=> FRONT PCB
POWERON_LED_CONT
C
+3.3V_DC_1
VOLTAGE_SEL1
<=> SMPS PCB
+3.3V_DC_1
VOLTAGE_SEL2
05.03
ADD_0416
B
ST+5V
REMOTE_IN
R2137 R2140
10 10K
CHGND CHGND CHGND
D2102
R2139
IR_IN
HVTKTA1504SYRTK
10K
Q2105
R2142 Q2106
REMOTE_OUT
HVTKTC3875SYRTK
10K
CHGND
SCALER Part (ADV8003) HDMI_RX Part (ADV7850)
MCU <---------> DEVICE
MCU <---------> DEVICE
ADV7850_INT1
ADV8003_SPI_CS
ADV8003_SPI_CS
ADV7850_INT2
ADV8003_SPI_SCK
ADV8003_SPI_SCK
ADV7850_RST
ADV8003_SPI_MISO ADV8003_SPI_MISO
HDMI_SDA
ADV8003_SPI_MOSI ADV8003_SPI_MOSI
HDMI_SCL
A ADV8003_INT0 ADV8003_INT0
ADV8003_INT1 ADV8003_INT1
ADV8003_INT2 ADV8003_INT2
CEC Part
HDMI_RX_PWR HDMI_RX_PWR
HDMI_SDA HDMI_SDA
HDMI_SCL HDMI_SCL
ADV8003_RST ADV8003_RST
MCU <---------> CEC Part
MCU_CEC
MCU_CEC
CEC_SEL CEC_SEL
CEC_OUT
CEC_IN
HDMI_RX_AUDIO_SW HDMI_RX_AUDIO_SW
5
CUP12457Z
CVIML61C282PR IC2102
(2.8V RESET)
+3.3VC
D2101 BAR43C
3 2 1 +3.3VC
CHGND
CHGND
R2109
R2108 OPEN R2113
220K 20K
10K
R2180
2012.04.13
C2107
12P
R2116
C2108 0
R2114
12P 0
RS232_TX
RS232_RX
CHGND
SCP1_CS
DSP_CODEC_CLK
RN2101 100X4
SCP1_MISO
DSP_CODEC_MOSI
SCP2_CS
HDMI_MCK_SW
RN2102 100X4
DIR_MISO
R2119
CHGND
R2121 100 0
R2122 100
DSP1_RESET
R2120
10K(N.C)
DSP1_MODE
DSP2_RESET
RN2103 100X4
DIR_RESET
DIR_CE
SCP1_IRQ
SCP1_BSY
RN2104 100X4
SCP2_IRQ
33
R2125
HDMI_TX_AUDIO_SW
33
05.03 R2126
HDMI_RX_AUDIO_SW
R2186 0
ZONE2_VOL_DATA
R2187 0
ZONE2_VOL_CLK
0
R2188
ZONE2_MUTE
FAN1_ON
R2198 0
FAN2_ON
R2182 0
CHGND CHGND
CN1603
BOOT
BOOT
NC
MCUGND
RXD
TXD
R2183
MCU+3.3V
+3.3VC
RESET RESET
CHGND
TP60
* DEBUG & UPDATE
+3.3VC
RESET
JTAG_TDO
JTAG_JTCLK
JTAG_JTMS
JTAG_JTDI
JTAG_TRST
CHGND
HDMI_MUX Part (ADV3002) PHY&USB Part
MCU <---------> DEVICE
USB_ OE
USB_SEL
ADV7850_INT1
HDMI_RX_RST HDMI_RX_RST
ADV7850_INT2
USB_VBUSDRV
HDMI_SDA
HDMI_SDA
ADV7850_RST
USB_OC
HDMI_SCL
HDMI_SCL
HDMI_SDA
F_HDMI_EN F_HDMI_EN USB_VBUS
HDMI_SCL
MCU_USB_DM
MCU_USB_DP
BCO Part (DM860A)
MCU <---------> BCO DM860A
E_REQ E_REQ
E_SPIMOEI E_SPIMOEI
CEC_OUT
E_SPIMIEO E_SPIMIEO
CEC_IN
E_SPICLK
E_SPICLK
E_SPICS
E_SPICS
E_RESET
E_RESET
4 3
* MODEL OPTION *
* MODEL Model R2131 R2130
AVR2700
0 OPEN
Option
AVR3700
10K 10K
AVR270
22K 10K
R2131 OPTION R2130
OPTION
CHGND
+3.3VC
AVR370
OPEN 0
MCU OPTION
STM32F20XX
Q2104
R2175 0
+3.3VC
C2115 0.01uF
CHGND
CHGND
T1P144C
R2174 0 (NC)
TP2100
CHGND
STM32F10XX
+3.3VC
CHGND
R2173 10K
R2172 10K
R2171 10K
TP55 TP56
R2170 10K
C2114 0.1
CHGND
R2168 10K
R2167 10K
C2113 1000P
R2166 NC
R2165
CHGND
47K
ADD_0416
TP12
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
37 UART_RX_RESERVED VDD 144
38 VSS RFU 143
VDD ADV7850_INT2
39 142
SCP1_CS ADV7850_INT1
40 141
DSP_CODEC_CLK Z2_REMOTE_IN
41 140
DSP_MISO
42 REMOTE_IN 139
43 DSP_CODEC_MOSI BOOT0 138
44 SCP2_CS SW2_VOL_DATA 137
45 HDMI_MCK_SW SW2_VOL_CLK 136
DIR_MISO
46 CEC_IN 135
ST_LED_CONT DEBUG(NJTRST)
47 134
BOOT1 DEBUG(JTDO)
48 133
49 POWERON_LED_CONT 132
50 DSP1_RST VDD 131
VSS
51 VSS 130
VDD ADV8003_INT2
52 129
DSP_MODE_SEL ADV8003_INT1
53 128
DSP2_RST ADV8003_INT0
54 127
DIR_RST EEPROM_SDA
55 126
EEPROM_SCL
56 DIR_CE 125
DSP_SCP1_IRQ IC2103
57 AMP_VCC_CONT 124
DSP_PCP_BSY
58 TUNER_SDA 123
DSP_SCP2_IRQ TUNER_SCL
59 122
VOLTAGE_SEL1 VDD
60 121
VSS VSS
61 120
VDD USB_O/CURR
62 119
63 ZONE2_VOL_DATA HDMI_SDA 118
64 ZONE2_VOL_CLK HDMI_SCL 117
65 HDMI_TX_SW ADV7850_RST 116
HDMI_RX_SW ADV8003_RST
66 115
FAN1_ON ADV8003_CS
67 114
ADV8003_MOSI
68 ZONE2_MUTE 113
DEBUG_TX ADV8003_MISO
69 112
DEBUG_RX
70 ADV8003_SCK 111
71 VCAP DEBUG(JTDI) 110
72 VDD DEBUG(JTCK) 109
73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108
0
D1703
R1872
ST+5V
4 3 2 1 4 3 2 1 1K 1SS355
D3181
+12V
1SS355
8 7 6 5 8 7 6 5
TP6
FUNC_MUTE
ZONE2_MUTE
SB_MUTE
<=> BridgeCo
HP_MUTE
IPHONE_MUTE
USB_ OE
USB_SEL
USB_VBUSDRV
USB_OC
USB_VBUS
MCU_USB_DM
MCU_USB_DP
2
Vin (V)
IC2105
0 DA1510
1.65
ST+5V
1 2 3
2.27
3.3
L2102
CLZ9R005Z
CRJ10DJ0R0T
R1673
0 (NC)
CHGND CHGND CHGND CHGND
Q1606
PROTECT_IN
1N141C +3.3VC
05.31
CHGND
CHGND
CHGND
MCU_OPTION
R2163 33
ADV7850_INT1
R2162 33
ADV7850_INT2
ZONE2_IR
REMOTE_IN
R2161
BOOT
100 R2189 33
R2190 33
CEC_IN
CEC_OUT
ADV7850_RST
R2158 33
CEC_SEL
R2157 33 (NC)
ADV8003_INT1
R2156 33
ADV8003_INT0
R2152
R2155 33
R2154 33
R2151
R2153 33
AMP_VCC_CONT
TUNER_SDA <=> TUNER CONTROL (JACK B'D) R2150
TUNER_SCL
47K
HINSEL_C CHGND
HINSEL_B 5 6
R2149
SDA SCL
USB_OC HINSEL_A
100
HDMI_SDA
HDMI_SCL VSS E2
HDMI_RX_RST
4 3
ADV8003_RST
ADV8003_SPI_CS
ADV8003_SPI_MOSI
ADV8003_SPI_MISO
CHGND
ADV8003_SPI_SCK
JTAG_JTDI
<=> JTAG
JTAG_JTCLK
JTAG_TRST
JTAG_TDO
JTAG_JTMS
MUTE CONTROL
+3V3
FUNC_MUTE
-12V
Q2202 Q2207
R2313
1M
T1N144C T1N144C
ZONE2_MUTE
Q2203 Q2209
R2314
1M
T1N144C T1N144C
SB_MUTE
Q2204 Q2211
R2315
1M
T1N144C T1N144C
HP_MUTE
Q2205 Q2213
R2316
1M
T1N144C T1N144C
IPHONE_MUTE
Q1 Q2
R2
1M
T1N144C T1N144C
IPHONE_MUTE ADDED
1
TEMP. SENSING
+3.3VC
IC10
R2199 LM94022BIMG
0
5 4 3 2 1
TEMP OUT
HEAT_DET
GND
CHGND
D100
+5V_D
+5V_D
1SS355
ST+5V
ZONE2_IR
ADV3002_SDA
AGND
COAX1
ADV3002_SCL
COAX1
OPT1
OPT1
+3V3
OPT2
OPT2
Z1_TRIGGER
+3.3VC
TUNER_SCL
REMOTE_OUT
2.7K
TUNER_SDA
+12V
2.7K
R2179 0
VID_SW1
NET_PWR_SW
R2178 0
VID_SW2
RS232_TX
7 8
/WC VCC
RS232_RX
E1 E0
2 1
R2177 10K
R2176 10K
1 3 5 7 9 11 13 15 17 19 21 23
AGND
CHGND
2 4 6 8 10 12 14 16 18 20 22
WF70
<=> FRONT PCB
PMP
ISSUE
ANAM
MULTI. LAB
12.08.02
REVISION 2 4 6
1 3 5 7
SCHEMATIC DIAGRAM
AVR270/370
MODEL
DESIGN CHECK APPROVE DRAWING NO
1437SCPZ
K.M.S L.J.H Y.W.Y
(ST_MCU)
12.08.02 11.12.27 11.12.27
D
C
B
A
SHEET
8
9