Service Manuals, User Guides, Schematic Diagrams or docs for : BOSE Audio 3-2-1 GS Series II 3-2-1 series II_GS series II_GSX KnexTuner-270575_Rev_00_sheets1-3
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8 7 6 5 4 3 2 1
SHLD-TNR2000
256743
28 27 26 25 24 23 22 21 20 19 18 17 16 15
T2000
2160KHz
1 2 3 4 5 6 7 8 9 10111 21 314 +5V
TP2041 AM-TV GND +5V
GND
D AM ANTENNA 3 16 13 2 14 6 8 18 D
TP2001 9
TP2024 +10V
J2000 3 +10V
2 TP2002 TP2040 R2010
VREG
1 1 7 22
TP2099 TP2098 17 12 4 11 5 15 10 19
GND GND GND GND
C2000 D
TP2099 IS NOT SG2002 SG2001
CONNECTED
12pF TP2064 Q2002
2SK315-E
S C2004
TP2004 R2003 TP2039 TP2011
GND +10V AMRFIN
100K C2013 .047uF
R2004 C2003 TP2044
TP2005 TP2063
47K 9.1pF
Q2000 R2009
180pF C2019
2SA1341 1.18K T2001 3 4 8 6 11 9
GND
Filter am-if AM-LO AM-LO
GND
12 47uF
FM/AM GND
GND 2 C2024
R2020
13 13.0K
TP2008 R2007 .047uF GND
1 5 7 10
U2000 GND R2026
2.32K
GND GND GND GND LA1837M
FM-TNR2000 C2002 TP2009 TP2038 TP2023
4.75K
258513-001 1_FMIFIn FMSDAdj_30 R2032
C C
TP2042 TP2059
R2002 GND .047uF C2025
GND 2_AMMixOut AMOsc_29 3.01K
150 R2008 TP2045 TP2060
GND
330 3_FMIFBypass VReg_28
R2005 TP2043 TP2031 L2000 3.3uF
TP2089 FM-LO 2.32K 4_AMIFIn AMRFIn_27
OSCOut_8 C2006 C2008 TP2032 1000uH
TP2010
.047uF 47uF 5_Gnd AFC_26 C2017 +10V
TP2035 R2001 TP2068 TP2012 TP2058 TP2072
IFOut_7 TP2007 6_Tu_LED AM_AGC_25
1 3 GND GND TP2069 TP2029 R2021 C2020
TP2036 120 Q2001 TP2027 TP2030
22uF GND TP2025
2sc3142 7_St_LED AMDetOut_24
+B_6 TP2006 C2029-NV C2005 TP2046 TP2056
.01uF
1 3 17.8K Q2003-NV
2.2uF 8_Vcc FMDetOut_23 MMBT3904
TP2037 FM-TV R2000 R2006 CF2001 2 TP2015 TP2057 10uF
Vt_5 180KHz 9_FM_Disc DecIn_22 TP2026
1K 499 GND GND C2018
TP2016 TP2055 RDS-IN
CF2000 2 10_AM_NB_CF LDecOut_21 C2023
Gnd_4 230KHz ST-LED TP2066 TP2033 TP2054 560pF
GND GND GND GND GND
11_FM_SMeter RDecOut_20 C2021 R2034-NV
TP2067 TP2018 TP2019 R2022 TP2061 C2026
C2001 3.32K
Gnd_3 C2034-NV C2030-NV 12_AM_SMeter LAmpIn_19 GND
GND .047uF TP2014 TP2020
3.32K
47uF 13_IFBufOut RAmpIn_18 10uF .047uF
GND GND
Ant_2 GND
TP2049 TP2021
GND GND 14_PLL_LPF LOut_17 C2022 C2027
TP2022 R2023 TP2062
Ant_1 15_Pilot ROut_16
TP2096 TP2095
3.32K 10uF .047uF GND
TP2003
TP2093
TP2094
R2011 TP2047 R2012 GND R2024
C2009 C2011 TP2053 TUNER_L TUNER_L
GND
TP2092 TP2091 .047uF 47uF R2018 AM/FM TP2065
4.75K 100 2.21K
B B
R2028
J2001 GND 5.1K TP2065 IS NOT
GND T2002 5.62K
1
2
3
258434 CONNECTED
6 TAB1
R2016
7 TAB2
10.7MHz
FM TP2097 3.01K
C2016 TP2071
ANTENNA .47uF
TP2050
TP2048 GND
GND
SG2000
GND GND
C2014
4
5
1uF
TP2090 TP2000 R2025 TUNER_R
C2015 R2017 FORCE-MONO
GND GND 2.21K TP2052
C2007 R2014 1uF 5.1K
TP2028 R2027
GND 5.62K
.047uF 51
TP2070
GND GND
IF/MUTE R2013
17.8K
+10V R2019
R2033
AM FM TUNER
TP2017
51
FM_SMETER 33.2K C2010
R2030
68.1k 0.47uF
GND GND R
A A
AM_SMETER TP2013 R2015
FRAMINGHAM, MA 01701-9168
2.32K
R2031 C2012
AV321 II Media Center
4.75K 1uF
NOTE: COUNTRY VARIANTS OF THIS PCB ASSEMBLY ARE Tuner PCB
GND GND
MADE BY COMPONENT SUBSTITUTIONS SHOWN ON SHEET 3. PCB P/N: 270575 Rev. 00
DESIGN SHOWN REFLECTS USA DESIGN.
Sheet 1 of 3
8 7 6 5 4 3 2 1
8 7 6 5 4 3 2 1
D D
TP2084 R2075
+10V
+5V
RDS DECODER 100
R2076 C2073 C2094
C2204-NV TP2209 U2200-NV GND
2.2k .047uF 100uF
R2203 R2200 R2201 R2202
C2203-NV GND
2.0K 2.0K 2.0K 2.0K GND GND
RDS-IN 10uF 1_VREF SYR_24
330pF TP2200 TP2204
2_RDS_IN CE_23 CCB_CE R2077 FM-TV
R2204-NV TP2201 TP2205
+5V 3_VDDA DI_22 CCB_DATA_OUT U2074 6.81K
20 TP2206 lc72121
C2202-NV C2096
560pf 4_VSSA CL_21 CCB_CLOCK
C2201-NV TP2202 TP2207 7.2MHZ_CLK TP2116 2.2uF
5_FLOUT CCB_DATA_IN XOut_24 C2033-NV
0.047uF DO_20 1_XIn
TP2203 TP2117 C2097 TP2085
GND 6_CIN RDS-ID_19 2_VssX NC_23 .01uF TP2083
GND
C2200 GND
7_T1 SYNC_18 100pF CCB_CE 3_CE VssA_22 R2079
2.0K R2078
8_T2 T7_17 CCB_DATA_OUT 4_D1 AOut_21 AM-TV
GND
GND
9_T3 T6_16 CCB_CLOCK 5_CI AIn_20 3.01K
R2080
10_T4 VSSD_15 CCB_DATA_IN 6_D0 Pd_19 TP2078 C2095
TP2086 TP2087 .047uF
GND 3.32K
11_T5 VDDD_14 FM/AM 7_B01 Vdd_18
BAV99 D2075
12_XOUT XIN_13 C2207-NV 8_B02 FMIn_17 GND
TP2080
C 0.1uF C
AM/FM 9_B03 AMIn_16 TP2077
Y2200-NV TP2081
TP2210 TP2211 FORCE-MONO 10_B04 VssD_15 R2081 TP2075 +5V
R2205-NV +5V TP2221
SUPPLY_FREQ_SEL 11_IO1 IO2_14 1.00K
4.332MHz TP2208
20 GND
C2205-NV C2206-NV 12_NC IFIn_13
22pF 22pF
R2084
GND GND PLL 1.00K
R2073 1K TP2073
C2098 TP2079 TP2115
Q2073
IF/MUTE
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