Emerson LC320EM2F Service Manual page 43

Digital Main 2 Schematic Diagram
1 NOTE:
The order of pins shown in this diagram is different from that of actual IC3005.
IC3005 is divided into six and shown as IC3005 (1/6) ~ IC3005 (6/6) in this Digital Main Schematic Diagram Section.
TU3401 TUNER UNIT
1 2 3 4 5 6 7
4
C3408 D3401
OPEN EDZTE615.6B
L3401
BLM21PG221SN1D
C3410 C3407 C3401 C3409 C3406
10P 0.1 10 0.1 33P
R3409
OPEN D3403
EDZTE615.6B
*1 C3411 C3404 R3417
10P 1000P OPEN
IC3005(2/6)
R8A05011BG-U0
DIGITAL SIGNAL PROCESS
/MAIN MICRO CONTROLLER
R3206
SCL R12
R3207
SDA T12
TO DIGITAL
B12
MAIN 5
DEMODULATOR
IC3005(5/6)
/MPEG
3
DECODER
A12
R3202
2.7K
IF-AGC A16
NU D1
HSIN A14
VSIN B14
C3194
A9
C3195
C7
C3196
C11
SW
C3198
C10
C3199
C9
C3200
D8
C3201
B11
A/D NU A10
CONVERTER
NU C8
2
NU D9
NU B9
DIGITAL
SIGNAL
PROCESS
C3197
0.1
TO DIGITAL TO DIGITAL
NU B10
MAIN 6 MAIN 1
IC3005(6/6) IC3005(1/6) NU A11
NU D10
1
9.2
3.8
JK3702(REAR) R3709
C3706
1 220
DIGITAL
AUDIO-OUT
(COAXIAL) C3709 C3715 R3708
100P OPEN 110
G
IC3013
74LVC1G126GW
(BUFFER GATE)
1
2
3
GND
C3402 0.1
C3403 0.1
IC3014
74LVC1G126GW
(BUFFER GATE)
1
2
C3175 C3176
R3204
OPEN OPEN 3
4.7K GND
D3402 R3203
C3405
EDZTE615.6B 33P 4.7K
D3404
EDZTE615.6B
C3243 R3369
L3024
OPEN OPEN
OPEN
22
R3361
22 OPEN
C3226
OPEN
L3022 C3235
OPEN OPEN
C3225
OPEN
R3360
OPEN
R3194
1K
L3023
C3242 R3368
OPEN
R3205 C3178 C3177 OPEN OPEN
18K 0.1 OPEN
0.1
0.1
0.1
0.01
0.1 R3327 10
0.1 R3328 10
0.1 R3329 10
C3335
2.2 C3285 0.1
C3286 0.1
C3336 1
L3701
BK1608HS601-T
C3714 C3708
10 0.1
R3711
7.5K
R3710
C3707
100 1
4.3
Q3701
R3712
C3716
2SC4081UBTLQ
10K
OPEN
(BUFFER)
H I
VCC 5
C3214
0.1
4
VCC 5
4
R3298 R3296
100 100
Q3702
2SC4081UBTLQ R3713
75K
(BUFFER)
R3719 R3714
C3710
OPEN 100K
100P
R3717
2.2K
Q3703
2SC4081UBTLQ
(BUFFER)
C3713 R3715 C3712
0.1 75K 0.1
R3716
C3711
R3720
100K
100P
OPEN
R3718
2.2K
J
10-8
DIGITAL MAIN CBA UNIT
HDMI-33V
PC-SDA
PC-SCL
PC+5V
P-ON+3.3V
P-ON+5V
D3027
1SS400
R3326 R3321
4.7K 4.7K JK3001(REAR)
PC-RGB-IN
D3041 D3054
11 6 1
OPEN OPEN
12 7 2
D3040
1SS400
R3376
13 8 3
R3343 100
100
D3050 14 9 4
R3358
OPEN
10K
R3339
100
15 10 5
D3045
R3347
OPEN
10K
R3284
47
D3049
R3356
OPEN
R3285 75
47
D3053
R3364
OPEN
R3286 75
47
D3055
R3377
OPEN
75
COMP-DET
WF1
JK3701(REAR)
COMPONENT
-Y/VIDEO-IN
C3701 R3701
75
39P WF2
COMPONENT
-Pb-IN
C3702 R3702
75 WF3
39P
COMPONENT
-Pr-IN
R3703
C3703
75 WF4
39P
R3706
51K
AUDIO(L)-IN
C3704
R3704
1
100K
R3707
51K
AUDIO(R)-IN
C3705
R3705
1
100K
AUDIO(L)-IN
AUDIO(R)-IN
SPDIF
K
CONTINUE
DIGITAL 6
CONTINUE
DIGITAL 6
CONTINUE
DIGITAL 4
CONTINUE
DIGITAL 3
CONTINUE
DIGITAL 5
CONTINUE
DIGITAL 5
L
FL11.4SCD2