FUNAI LF320EM5F - Digital Main 3 Schematic Diagram [TYPE E]

10-21
SP3801
SPEAKER
L-CH
3 SP(R)-
2 SP(L)-
4 SP(R)+
CN3801
1 SP(L)+
AMP-MUTE
AL+3.3V
AL+5V
AMP+13V
P-ON+3.3V
1
2
3
4
27
28
26
25
22
24
23
21
6
5
8
7
10
11
12
9
13
14
18
20
15
19
16
17
CONTROL
LOGIC
AVCC
POWER
LIMIT
PWM
LOGIC
DRIVE
GAIN
CONTROL
DRIVE
DRIVE
POWER
LIMIT
PWM
LOGIC
DRIVE
GND
GVDD
NU
PBTL PVCCR
PVCCR
GND
GND
PVCCL
PVCCL
IC3801
TPA3110D2PWPR
1
C3704
BACKLIGHT-SW
0.22C3801
OPEN
D3801
1
C3820
1000P
C3811
L3801
33uH
OPEN
R3801
OPEN
C3807
OPEN
C3808
1000P
C3812
L3802
33uH
OPEN
R3802
OPEN
D3802
1
C3821
1
C3822
OPEN
D3803
1000P
C3813
L3803
33uH
OPEN
C3809
OPEN
R3803
OPEN
D3804
1000P
C3814
OPEN
R3804
OPEN
C3810
1
C3823
L3804
33uH
0.22C3802
0.22C3803
0.22C38041C3806
1C3805
1C3819
10K
R3808
1C3816
1C3817
OPENR3807
0R3806
OPENR3805
1C3818
2SC4081UBTLQ
Q380110K
R3812
10
R3820
10K
R3814
10K
R3811
OPEN
R3821
10K
R3809
OPEN
R3810
100/16V
C3829
SP3802
SPEAKER
R-CH
OPEN
C3836
OPEN
C3837
OPEN
C3838
OPEN
C3839
OPEN
C3841
OPEN
C3842
OPEN
C3843
OPEN
C3844
D3806
OPEN
D3805
OPEN
10K
R3705
1
C3815
100K
R3815
0.1
C3830
75
R3126
R3136 33
10K
R3712
220
R3709
10P
C3701
10P
C3702
330P
C3720
R3123 0
D3302 OPEN
12K
R3713
1
2
3
4
5
14
13
12
11
15
6
7
8
9
10
JK3005
PC-RGB-IN
75
R3146
JK3701
4.7KR3326
2.2C3125
75
R3148
1
C3707
R3144 33
4.7KR3321
75
R3147
2.2C3126
OPEN
R3711
330P
C3719
10P
C3703
2SC4081UBTLQ
Q3701
R3122 33
75
R3127
75
R3125
100
R3710
10PC3009
D3055 OPEN D3045 OPEN D3050 OPEN D3053 OPEN D3049 OPEN
0.047C3118
0.047C3139
0.047C3136
1000PC3119
10PC3007
R3131 0 1000PC3137
16
10PC3002
15
0
R3016
18
0.047C3117R3121 68
19
0.047C3134R3134 33
10KR3347
R3339 100
14 VGA-HSYNC
10KR3358
R3343 100
20 VGA-VSYNC
D3054 OPEN D3041 OPEN
26
23
22
0.047C314033R3138
24
COMP-DET64
IC3101(2/4)
*1
MSD8220LB1-S1
NU25
68R3124 0.047C3141
0
R3715
OPEN
C3716
R3198 100
62
SPDIF
10K
R3706
560P
C3718
35
560P
C3713
10K
R3707
12K
R3714
34
OPEN
C3714
OPEN
C3717
47
46
220KR3164 1000PC3147 220KR3175 1000PC3148
45
44
10K
R3200
1
2
34
5
IC3019
AP2151WG-7
OUT
GND
/FLAG RN
IN
103VBUS-ST
10K
R3479
1
C3327
22R3176
61VBUS-EN
2 USB(-)
4 GND
3 USB(+)
CN3009 (USB JACK)
1 BUS-POWER
220/10V
C3348
1
C3246
OPEN
D3052
124USB(+)
5.1R3020
5.1R3021
123USB(-)
2UART0-TX
CN3010
1AL+5V
3UART0-RX
4GND
OPEN
C3254
OPEN
C3255
OPEN
R3395
OPEN
R3396
0
R3015
0
R3014
OPEN
C3253
116 VGA-SDA
117 VGA-SCL
47R3115
47R3114
UARTTXD0
UARTRXD0
0.047C312468R3128
NU30
10K
R3480
0.047C3135
17
R3135 33
0
R3824
JK3703
HEADPHONE
JACK
OPEN
D3703
100
R3129
100/16V
C3858
OPEN
R3854
0
R3864
5.6K
R3855
8
3
VCC
4
GND
5
MUTE
6
1
BIAS
7
2
IC3851
BH3547F
0.1
C3859
1
C3852
0
R3851
2SC4081UBTLQ
Q3861
0
R3852
1
C3851
47/25V
C3857
OPEN
R3813
10K
R3823
OPEN
R3853
220/10V
C3705
OPEN
D3702
3.3
R3718
10K
R3704
OPEN
D3701
5.6K
R3856
220/10V
C3710
3.3
R3717
10K
R3702
99HP-DET
200KR3190 1000PC3105 200KR3163 1000PC3104
10K
R3865
100K
R3866
0.1
C3860
OPEN
R3861
HP-MUTE
10K
R3863
Q3803
2SA1576UBTLQ
10K
R3819
1.8K
R3818
2SC4081UBTLQ
Q3802
47K
R3817
10K
R3816
4.7
C3828
4.7
C3827
4.7
C3824
4.7
C3825
4.7
C3826
220/16V
C3831
L3025
OPEN
3.3K
R3716
1
C3706
OPEN
C3715
110
R3708
100P
C3709
0.1
C3708
DIGITAL MAIN CBA UNIT
(AUDIO AMP)
(SWITCHING)
RS
2
4
1
QN
3
OP
DIGITAL SIGNAL PROCESS
/MAIN MICRO CONTROLLER
AUDIO(R)-IN
SW
COMPONENT
-Pr-IN
AUDIO
I/F
AUDIO(L)-IN
(BUFFER)
COMPONENT
-Pb-IN
COMPONENT-Y
/VIDEO-IN
DIGITAL
SIGNAL
PROCESS
A/D
CONVERTER
(HIGH SIDE SW)
(NO CONNECTION)
TO DIGITAL
MAIN 4
IC3101(3/4)
CONTINUE
DIGITAL 5
CONTINUE
DIGITAL 4
CONTINUE
DIGITAL 5
(SWITCHING)
(HEADPHONE AMP)
(SWITCHING)
(SWITCHING)
DIGITAL
AUDIO OUT
(COAXIAL)
TO DIGITAL
MAIN 4
IC3101(3/4)
TO DIGITAL
MAIN 2
IC3101(1/4)
TO DIGITAL
MAIN 4
IC3101(3/4)
TO DIGITAL
MAIN 4
IC3101(3/4)
Digital Main 3 Schematic Diagram [TYPE E]
FL14.10ESCD3
The order of pins shown in this diagram is different from that of actual IC3101.
IC3101 is divided into four and shown as IC3101 (1/4) ~ IC3101 (4/4) in this Digital Main Schematic Diagram Section.
1 NOTE: