58
7.
Circuit Diagrams and PWB Layouts
SSB: Headphone Amp & Muting
3V3
0V
0V
0V
0V
3V3
I916 E2
I917 E3
I918 E4
I919 D6
I920 E6
I921 E6
I922 F6
I923 F6
I924 B5
RES FOR PROMO SET
I914 E1
I915 E2
7902 D3
7911 C5
7912 D5
7913 D5
5V3
7919 E2
RES
2V6
7922 F6
F901 B3
F902 B6
F903 C6
F904 C3
F905 D2
F908 A2
F910 B2
I901 A3
I902 B5
I903 C5
I904 B6
I905 C5
I911 D2
I912 D3
I913 E2
3935 E2
3937 E1
3938 E1
3940 F3
4903 C7
5V3
6914 E2
6916 E3
6919 F3
7901-1 A4
7901-2 B4
B
C
D
E
7914 E5
7915 E5
7916 F5
7917 E3
D
2V6
HEADPHONE AMP & MUTING
2V6
EMC
2V6
ITV Connector E
EMC
3909 B6
3910 C6
3911 D2
3912 D3
3913 D4
3914 E4
3915 E4
3916 F4
3917 C4
3918 D4
3934 E3
2940 E2
3901 A3
3902 A4
3903 A6
3942 F5
3943 F6
4901 D3
4902 A7
3908 B4
2V6
EMC
MUTING CIRCUIT
EMC
1
2
3
4
5
6
7
1
2
3
4
5
6
7
A
RES
RES
F
A
B
C
2V6
E
F
1900 B7
1901 B2
2901 A4
2902 A2
2903 B5
2904 C2
2905 B4
2906 C5
2907 C3
2908 B5
2909 A7
2910 C7
2911 A7
2912 C7
2913 B5
3904 B6
3905 C3
3906 B3
3907 C3
F908
1
84
7901-1
TS482IDT
3
2
I915
470n
2907
2906
100u 16V
F905
10n
2909
BAS316
6919
2
1
3
YKB21-5157N
1900
I903
3910
33R
2
I901
7916
BC847BW
1
3
7913
BC847BW
1
3
2
7911
BC847BW
1
3
2
7902
BC857BW
3901
47K
3906
100K
3937
2901
33p
10K
16V
100u
2903
I904
+3V3_STBY
4K7
3934
220n
2913
F902
1
3
2
2
BC847BW
7914
7915
BC847BW
1
3
+3V3_STBY
33p
2905
I902
470n
2902
2904
470n
47u
2940
I918
6.3V
I917
I920
I921
I919
3907
100K
3913
1K0
1K0
3918
3905
1K0
3917
47K
3909
33R
3903
33R
+3V3_STBY
10K
3940
3904
33R
F910
7922
BC847BW
2908
220n
2911
10n
5
6
7
84
F901
7901-2
TS482IDT
F904
1
2
3
4
5
6
1901
I905
I924
120K
I912
3902
4901
120K
3908
I916
10K
3912
I914
I913
10K
3943
7919
BC847BW
6916
BAS316
BC857BW
7917
2910
10n
4903
F903
4902
I911
3935
4K7
I923
3
2
I922
7912
BC847BW
1
BAT54 COL
6914
1K0
3916
1K0
3915
1K0
3914
10n
2912
+5V_SW
10K
3911
3938
10K
3942
1K0
ENGAGE
MUTEn
SC2_CVBS_MON_OUT_ITV
HP_LOUT
HP_ROUT
SC2_AUDIO_MUTE_R
SC2_AUDIO_MUTE_L
POWER_DOWN
STANDBY
HPIC_RIN
ANTI_PLOP
SC1_AUDIO_MUTE_L
SC1_AUDIO_MUTE_R
HPIC_ROUT
HPIC_LOUT
HPIC_LIN
HP_AUDIO_OUT_L
HP_AUDIO_OUT_R
B06D
B06D
3139 123 6263.1
H_17260_009.eps
040707