Harman Kardon HK BDS 270 Service Manual page 90

harman/kardon
A
Amplifier Board Circuit Diagram:MCU
1
1
1
2 TP155 TP155
2 IR_IN
3
3
4 TP157 TP157
4 BD_MOSI
5 TP159 TP159
5 BD_MISO
2 6 TP156 TP156
BD_CS
6
7 TP153 TP153
7 BD_SCLK
8 TP154 TP154
8 BD_SPI1
9
9
10 TP148 TP148
10 BD_IR
11
TP149 TP149
OPEN_KEY
11
12 TP150 TP150
12 PW_KEY
13 TP151 TP151
13 POWER_LED
14 TP152 TP152
14
XP812 XP812
14PIN/1.0mm 14PIN/1.0mm
1
1
2 TP147 TP147
2
3 3 TP146 TP146
3
4 TP145 TP145
4
5
TP144 TP144
5
6 TP143 TP143
6
7 TP142 TP142
7
8 TP12 TP12
8
9 TP140 TP140
9
10 TP139 TP139
10
11 TP138 TP138
11
12 TP137 TP137
12
13
TP136 TP136
13
14 TP135 TP135
14
15 TP134 TP134
15
16 TP133 TP133
16
17 TP132 TP132
17
18 TP131 TP131
18
19 TP130 TP130
19
20 TP129 TP129
20
TP128 TP128
20PIN/1.0mm 20PIN/1.0mm
XP809 XP809
4
A
7-25
B
H BD MUTE
L BD MUTE
R223 R223
HP_SELO
MIC_DET R242 R242
R245 R245
P/RESET
R246 R246
BKND_ERR
R247 R247
KEY_LED
R191 R191
FAN
R232 R232
FAN_2
U729 U729
IC_80P_PIC24FJ256GA108 IC_80P_PIC24FJ256GA108
CS3.3V
R235 R235 0 0
3.3V_MCU ADC_RST
R214 R214 0 0
SCL_7622
R217 R217 0 0
SDA_7622
R189 R189 0 0
MCU_BD
D1 D1 R185 R185 R213 R213 0 0
SPDIF_REST
LL4148 LL4148 27K 27K R91 R91 33 33
I_TX
R92 R92 0 0
I_RX
R192 R192
R253 R253 0 0
4.7K 4.7K I_DET
MCLR
R256 R256 0 0
IR_IN
C1076 C1076
R238 R238 0 0
0.1uF/25V/Y5V 0.1uF/25V/Y5V INT_TX
R257 R257 0 0
INT2_RX
R258 R258 0 0
INT_RX
R259 R259 0 0
C98 C98 RST_7622
R260 R260 0 0
0.1uF/25V/Y5V 0.1uF/25V/Y5V
PD_7622
R187 R187 0 0
FAN_DET
PGEC1
PGED1
BD_MUTE
R441 R441
1K 1K
Q51 Q51
NPN_3DG3904M NPN_3DG3904M
TUNER_SCLK
TUNER_SDIO
TUNER_reset
FM_EN
TUNER_SEN
TU_GPIO/RDS
R248 0 R248 0
IR_IN
VOL-
VOL+ R249 100 R249 100
IR
BD_IR
+3.3V_FB
POWER_LED
VSTB
VLCK
OPEN_KEY
PW_KEY
VDIN
MIC_CT
HP_MUTE
HP_DET
VFD_RST
KEY_LED
KEY_LED
MIC_DET
B
C
C1078 C1078
C104 C104
2.2uF 2.2uF
0.1uF/25V/Y5V 0.1uF/25V/Y5V
3.3V_MCU R236 R236 0 0
0 0 HP_DET
R231 R231 0 0
VOL-
R219 R219 0 0
0 0 VOL+
R218 R218 0 0 IR
0 0
R254 R254 0 0
0 0 MIC_CT
R229 R229 0 0
VFD_RST
0 0
R220 R220 0 0
0 0 VDIN
R221 R221 0 0
0 0 VLCK
R222 R222 0 0
VSTB
TP158 TP158
1 60 R201 R201
PMD5/CN63/RE5 RPI37/CN0/RC14
2 59 R244 R244
SCL3/CN64/RE6 C3IND/CN1/RC13
3 58 R243 R243
SDA3/CN65/RE7 RP11/CN49/RD0
4 57 R197 R197
RPI38/CN45/RC1 RP12/PMCS1/CN56/RD11
5 56 R198 R198
RPI40/CN47/RC3 RP3/PMCS2/CN55/RD10
6 55
R199 R199
PMA5/RP21/C1IND/CN8/RG6 RP4/CN54/RD9
7 54 R200 R200
RP26/PMA4/C1INC/CN9/RG7 RP2/RTCC/CN53/RD8
8 53 R234 R234
PMA3/RP19/C2IND/CN10/RG8 RPI35/SDA2/CN44/RA15
9 52
R233 R233
MCLR RPI36/SCL2/CN43/RA14
10 51
RP27/PMA2/C2INC/CN11/RG9 VSS
11 50 YO
VSS OSC2/CLKO/CN22/RC15
12 49 YI
VDD OSC1/CLKIN/CN23/RC12
13 48
TMS/RPI33/CN66/RE8 VDD
14 47
R212 R212
TDO/RPI34/CN67/RE9 SCL1/CN83/RG2
15 46 R216 R216
PGEC3/RP18/C1INA/CN7/AN5/RB5 SDA1/CN84/RG3
16 45 R188 R188
PGED3/RP28/C1INB/AN4/CN6/RB4 RPI45/INT0/CN72/RF6
17 44 R186 R186
C2INA/AN3/CN5/RB3 CN73/RPI44/RF7
18 43 R184 R184
RP13/C2INB/AN2/CN4/RB2 RP15/CN74/RF8
19 42 R190 R190
RP1/AN1/CN3/RB1 RP30/CN70/RF2
20 41 R205 R205
RP0/AN0/CN2/RB0 RP16/CN71/RF3
R194 R194 0 0
R206 R206 0 0
R193 R193 0 0 BD_MISO
R204 R204 0 0
R196 R196 0 0 BD_MOSI
R203 R203 0 0
BD_SCLK
R237 R237 0 0
R195 R195 0 0 LINE_MUTE
R202 R202 33 33
BD_SPI1
R215 R215 0 0 R210 R210 0 0
P_MUTE
R211 R211 0 0 HP_MUTE
HP_MUTE
R239 R239 4.7K 4.7K
R208 R208 R240 R240 4.7K 4.7K
4.7K 4.7K R241 R241 4.7K 4.7K
3.3V_MCU
C102 C102
C103 C103
0.1uF/25V/Y5V 0.1uF/25V/Y5V
0.1uF/25V/Y5V 0.1uF/25V/Y5V
C
7-25
D
+3.3V_STB
FB8 FB8
400/200mA 400/200mA
C95 C95
0.1uF/25V/Y5V 0.1uF/25V/Y5V
33 33
PCP
0 0
DSP_REST
0 0
SPI2
33 33
MOSI_CS
33 33
MISO_CS
33 33
SCLK_CS
33 33
CS_CS
0 0 I2C_SDA
I2C_SDA
0 0 I2C_SCL
I2C_SCL
C100 C100
0.1uF/25V/Y5V 0.1uF/25V/Y5V 3.3V_MCU
3.3V_MCU
4.7K 4.7K
4.7K 4.7K
PGED1 R207 R207 0 0
0 0
PGEC1 R209 R209 0 0
0 0
/PDN
0 0
AMP_MUTE
0 0
0 0
BD_CS
U11 U11
EEPROM 24C16 EEPROM 24C16
1 8
NC VCC
2 7
NC WP
3 6
NC SCL
4 5
GND SDA
+3.3V
1
1
2 XP813 XP813
2
3
4PIN/2.0mm 4PIN/2.0mm
3
4
4
R173 R173
1M 1M
R158 R158
FAN_DET
1K 1K
YO YI
Y4 Y4
C94 C94
C92 C92
8MHz/30PPM 8MHz/30PPM
27pF/50V/NP0 27pF/50V/NP0
27pF/50V/NP0 27pF/50V/NP0
XP100 XP100
2PIN/2.0mm 2PIN/2.0mm
D
BDS 270 + 570 Service Manual
E
3.3V_MCU
1
+ +
CE20 CE20
47uF/16V 47uF/16V
R1010 100 R1010 100
MCLR 1
1
2
2
3
3
4
4
5
5 2
C99 C99
0.1uF/25V/Y5V 0.1uF/25V/Y5V XP16 XP16
5PIN/2.0mm 5PIN/2.0mm
C97 C97 0.1uF/25V/Y5V 0.1uF/25V/Y5V
+3.3V_STB
R251 R251 0 0
I2C_SCL
I2C_SDA
R252 R252 0 0
R181 R181 R182 R182
4.7K 4.7K 4.7K 4.7K
R183 R183 +3.3V_STB
3K 3K
1
1
2
2
3
4
E
Page 90 of 90