ICE Games Frogger - Schematics; Audio System Schematics

25
AUD_OUT_L+ AUD_OUT_L- AUD_OUT_R+ AUD_OUT_R-
RING AUD_IN_R TIP AUD_IN_L
SLEEVE
VREFA
AGND
AGND
AGND AGND
AGND
AGND
P5_0
AGND
AGND
P12A
P3_3
AGND
AGND AGND
AGND
AGND
AGND AGND
AGND
AGND
AGND
AGND
AMP_DIAG [2]
AMP_MUTE_N[3]
SPKR_L+ [3] SPKR_L- [3] SPKR_R+ [3] SPKR_R- [3]
VREFA=1.84V
AUDIO IN
LEFT - TIP
RIGHT - RING
GND - SLEEVE
MONO OUT
T R S
GAIN ADJUST
(OUTPUT IS IN PHASE WITH INPUT)
GROUNDS ARE ISOLATED BY A PARTIAL PLANE CUT WITH A SINGLE POINT CONNECTION. R KEEPS NETS
SEPARATE IN NETLIST, BUT IS NP
ST7370B
R62 N.P.
C70/C72
0 OHM
ST7376
U34
ST7374B ST7375
N.P.0 OHM
AUDIO AMP OPTIONS
R65/R67
N.P. 0.47UF
C66 0.1UF C66 0.1UF
R108 47K R108 47K
R71
NP
R71
NP
C64 47UF
16V
C64 47UF
16V
L26 FB150_0805 L26 FB150_0805
R23 4.7KR23 4.7K
C98 0.1UF C98 0.1UF
R113 NPR113 NP
P8
3.5mm JACK
P8
3.5mm JACK
1 2 3
R66 47KR66 47K
C99 NPC99 NP
R61
47K
R61
47K
C65 10UF C65 10UF
L27
FB150_0805
L27
FB150_0805
L13
FB150_0805
L13
FB150_0805
R65 0 R65 0
+ -
U11B LM358M
+ -
U11B LM358M
5 6
7
8 4
C30 1.0 UF C30 1.0 UF
C75 0.1UF C75 0.1UF
HM
ZH3 4-40 Screw
HM
ZH3 4-40 Screw
P11
RCA Jack
P11
RCA Jack
1
2
3
4
R112 NPR112 NP
R116 0R116 0
+ -
U11A LM358M
+ -
U11A LM358M
3 2
1
8 4
R64 TBDR64 TBDC71 NPC71 NP
U19
TDA7375 IC Power Amp, Dual/Quad, 2x35W, 8-18V, Multiwatt15V, RoHS compliant
U19
TDA7375 IC Power Amp, Dual/Quad, 2x35W, 8-18V, Multiwatt15V, RoHS compliant
OUT1
1
OUT2
2
OUT3
15
OUT4
14
SIG GND
9
PWR GND
8
IN1
4
IN2
5
IN3
12
IN4
11
VCC
3
VCC
13
STBY#
7
SVR
6
DIAG
10
HS GND
16
HS GND
17
L25
FB150_0805
L25
FB150_0805
L49 FB095_3712 L49 FB095_3712
C67 .001UF C67 .001UF
R109
47K
R109
47K
C69 0.47UFC69 0.47UF
L52 FB095_3712 L52 FB095_3712
R62 NP R62 NP
C68 NP C68 NP
R60 47K R60 47K
R70 NP R70 NP
L15
FB150_0805
L15
FB150_0805
HHS
ZH2 Heatsink
HS01-677-20ABP-G
HHS
ZH2 Heatsink
HS01-677-20ABP-G
R110 NPR110 NP
R68 47KR68 47K
L51 FB095_3712 L51 FB095_3712
C101 .001UF C101 .001UF
HM
ZH4
Nut
HM
ZH4
Nut
L50 FB095_3712 L50 FB095_3712
C72
0.47UF
C72
0.47UF
C70
NP
C70
NP
R67 0 R67 0
R63 4.7KR63 4.7K
C100 0.47UFC100 0.47UF
L14
FB150_0805
L14
FB150_0805