BOXLIGHT SP-5t Service Manual page 37

A
R2207
1/16GJ
47C
12 11 10 9 8 7 6 5 4 3 2
B 13
14
VCCA
15 G2 ROUT
16 G3 A.GND
IC2200
17 G4 VCCA
MB40988PEQ-G-MSBND
SCAN 18 G5 GOUT
DRE7 19 G6 A.GND
CONVERTER
DRE6
D/A
DRE5
DRE4 20 G7 VCCA
(IC301) DRE3
DRE2 CONVERTER
DRE1 21 G8(LSB) BOUT
DRE0
22 N.C. A.GND
C DGE7 VROUT2
DGE6
DGE5 23
PW DGE4
DGE3
DGE2 24
DGE1
DGE0
25 26 27 28 29 30 31 32 33 34 35 36
DBE7
DBE6
DBE5 C2201
DBE4 25KZ
DBE3 0.1GQFZ
DBE2
DBE1 C2202
DBE0
25TM
1FD
L2202
L2A7
3R3MG
5VD
5V
D L2203
X
IC431
C433 L431
25KZ0.1 L2PD
M62358FP
GQFZ 3R3MG
5V_DV
1/16GJ100C
R430
(IC851 16P) DAC_ST5 1 DAC1 VDD 24 C434
R431 1/16GJ100C 6.3EM
(IC851 12P) SCLK5 2 DAC2 VDD 23 47D
R432 1/16GJ100C
(IC851 14P) SDATA5 3 DAC3 NC 22
1/16GJ2.7KC
R433
(K5A) VOL_CONT 4 A07 A06 21
R448 X R447 1/16GJ10KC
20
IC431_5 5 A08 A05
R446 1/16GJ10KC
R449 X
6 A09 A04 19
IC431_6
R445 1/16GJ10KC
DAC 7 A10 A03 18
E R444 1/16GJ12KC
8 A11 A02 17
R443 1/16GJ12KC
CONTROL
9 A12 A01 16
C432 R434 R442 1/16GJ12KC
KZ0.01 1/16GZ
10 NC NC 15
(PICTURE GQFZ 0C
11 VSS VCC 14 9V
SOUND) 12 VSS VCC 13 C431
16EM
100D
IC451
D451
L88MS05T-TL 1SS355
POWER_FAIL
C451
1 2 3 4 5
16EM (IC1808 6P)
100D 5.6V 5.0V
F
S6V 5V_DV
C456
R451 C453
25KZ
1/16GZ 10KZ1U
0.1
0C GQFZ GQFZ
C450 C452 C454
16EM 6.3EM 25KZ0.1
R452
100D 220WM GQFZ
1/16GJ
;6.3EM
10KC 220F1
5V_SW
R453 Q451
(IC301 146P)
1/16GJ
10KC
AH
R454
1/16GJ
4.7KC
39
TE401 40
J30A
41
00102
G
42
GAMR_WHG
43
GAMG_WHG
44 GAMB_WHG
45 GAMR_B1G
46 GAMG_B1G
47 GAMB_B1G
48 GAMR_B2G
49 GAMG_B2G
R423
1/16GJ GAMB_B2G
50
10C
51 SCL
(Q1822) PSCL
(Q1821) PSDA 52 SDA
R424
1/16GJ
10C
H
(IC3391 3P) PRG
5V_DV
1
VCC 5
C417
25KZ0.1
2
GQFZ
4
I
3 GND
IC411
TC7SH04FU-(TE85L)
SN74AHC1G04HDCKR
(IC851 18P)
(IC851 12P)
(IC851 14P)
(IC3301 34P 54P) (IC3391 4P) IRM_HSYNC
(IC3321)
IC472
D471
L88MS05T-TL
1SS355
J
POWER_FAIL
1 2 3 4 5
5.0V (IC1808 6P)
5.7V
6VD
C475 C472
R470
1/16GZ 10KZ1UGQFZ 25KZ0.1
0C GQFZ
C470 C478 C476 C471
6.3EM 25KZ0.1 6.3VM 6.3EM220WM
220WM GQFZ 100E ;6.3EM220F1
;6.3EM
220F1
R486 1/16GZ0C
(IC3391 5P) STV
R484 1/16GZ0C
(IC3391 16P) GHST
K
R491
1/16GZ
0C
L
1 2 3
MK6AM-05
(MK6-SP-5t01)
5V_DV
9V
TP221R
L2204
L2A73R3MG
TP2211R
R
J30A
00102
IC2211
AD8057ART
C2212 T2211R
4.2V R2236
25KZ0.1
C2207 TP2212R 4.2V OUT V+ GQFZ 1/16GJ
25KZ C2206 J30A 1 5 75C
6.3EM220WM
0.1GQFZ 00102 0V 9.1V R2213
;6.3EM220F1 TP2212R V-
2 1/16GJ
4.2V TP221G
1 + - 390C
4.2V 3 4 4.2V
R2212 T2212R IN I-IN C2211
48 CC10
1/16GJ TP2221G
CGQY G
470C J30A
00102
47
IC2221
46
AD8057ART
C2222 T2221G
4.2V R2237
45 25KZ0.1
TP2222G 4.2V GQFZ 1/16GJ
J30A OUT V+
1 5 75C
00102
44 0V 9.1V
TP2222G V- R2223
2
4.2V + - 1/16GJ
390C TP221B
43 4.2V 3 4 4.2V
C2221
R2222 T2222G IN I-IN
CC10
1/16GJ TP2231B
42 C2204 CGQY
470C B
25KZ J30A
0.1GQFZ 00102
41 R2231
IC2231
40
AD8057ART
C2232 T2231B
25KZ0.1 4.2V R2238
39 TP2232B 4.2V GQFZ 1/16GJ
OUT V+
J30A 1 5 75C
TP2232B
00102 0V V- 9.1V
R2233
38 R2203 4.2V 2
+ - 1/16GJ
1/16GJ 390C
3 4
3.3KC 4.2V 4.2V
37 T2232B C2231
IN I-IN
R2232 CC10
R2201
1/16GJ CGQY
1/16GF
8.2KC 470C
C2203
R2202
25KZ
1/16GJ
0.1GQFZ
10KC TE2201
J30A
00102
(IC3331 12P)
CLP2A
R412
1/16GJ
R466
56KC
1/16GZ0C
R409 TP403_A
1/16GJ
68KC C437
16KK0.1GQBY
:16KK0.1MABY
C409 R411
25KZ0.1 1/16GJ
R406 GQFZ 39KC
1/16GZ
0C R407 R463
1/16GJ 1/16GZ0C
38 37 36 35 34 33 32 31 30 29 28 27 TP402_A
1KC
C436
16KK0.1GQBY
:16KK0.1MABY
26
BIN
CLPLEV 25
GIN 24
R461
IC401 ATT 23
1/16GZ0C
C408
25KZ0.1 TP401_A
RIN 22
GQFZ
CXA2111R C435
VCC 21 16KK0.1GQBY R
C407 :16KK0.1MABY
CLPPLS 20 6.3EM
220WM
GND 19 ;6.3EM
220F1
LCD 18
ROUT
R419
PVCC 17
1/16GJ
C405 C406
DRIVER 10C G
GOUT 16 6.3EM 25KZ0.1
220WM GQFZ
PGND 15
;6.3EM
220F1
BOUT 14
R421
1/16GJ10C
1 2 3 4 5 6 7 8 9 10 11 12 13
R422
1/16GJ10C
B
5V_DV
R405
1/16GJ
1KC
R401 R402 R403
1/16GF
1/16GJ 1/16GJ
51KC
10KC 10KC
C402
C403
KZ C404
KZ R404
0.01 KZ
0.01 1/16GF
GQFZ GQFZ 0.01 24KC
GQFZ
C401
25KZ0.1
V33
GQFZ
DIRC
DLY_CNT
POS2
POS1
DIRC1
IRM_ST5
SCLK5
SDATA5
R493
R494
1/16GZ
1/16GZ
0C
0C
IRM_CLK
R492
R475 R473 1/16
1/16GJ 1/16 GZ0C
10KC GZ0C
C474
R476
25KZ
1/16
0.1GQFZ
GZ0C
R474
1/16
R471 GJ
1/16 10KC
GJ1KC C473
16EM10D
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
R487
1/16
GZ0C R_IROMURA
1 NC 48
2 NC DACI0 47
R477
1/16
3 VST DACO0 46
IC471 GJ390C
4 HST AVDD 45
R488
R478
5 DWN CXD3503R VRH 44 1/16GJ 1/16
1KC GZ0C G_IROMURA
6 RGT AOUT1 43
CTRL DACI1 R479
7 42
1/16
8 TEST0 DACO1 41 GJ1KC
9 TEST1 VRL 40
WHITE R481 R489
10 TEST2 AVSS 39 1/16GJ 1/16
1.5KC GZ0C B_IROMURA
11 DOUT00 UNIFORMITY AOUT2 38
12 DOUT01 DACI2 37
CORRECTION
13 DOUT02 DACO2 36
14 DOUT03 DVSS1 35
DVDD1
15 34
16 33
C483
25KZ
0.1GQFZ
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
C484 C481
25KZ CJ47
0.1GQFZ CGQY
4 5 6
C514
25KZ0.1
GQFZ
R521
1/16GJ TP502
8.2KC
R1500 R1510 R520
1/16GJ 1/16GJ 1/16
TP502
100C 560C GZ0C
J30A
00102
C509
7.2V
CJ390 C511
CGQY KK1000
TP501 GQBZ
J30A
TP501
00102
R522
1/16
GZ0C
2.8V
R519 C507
1/16 CJ33
R501 GZ0C CGQY
1/16GJ
R504 R505 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
1.8KC
1/16GZ 1/16GZ
0C 0C
VR501
X
49
R503 C501
R502
1/16GJ 25KZ0.1 50
1/16GJ
2.2KC GQFZ
1KC
51
IC501
5V 52
VDD
L501
L2A6R47JG 53 DGND
CXA3512R
(IC1501 4P)
RMCLK 54 MCLK
R500 C502 C503
RMCLKI 55 MCLKX
1/16 16EM 25KZ
(IC1501 5P)
GZ0C 10D 0.1
56 GND
GQFZ
57 GND
58 DLYCTR
R506
1/16GZ 59 CLKOUT R-SAMPLE
0C
60
CLKOUTX
C504 N.C & HOLD
61
25KZ0.1
GQFZ
62
63
64
TE501 R507
1/16
J30A
GZ0C 1 2 3 4 5 6 7
00102
R508 R511 R512
1/16GZ0C 1/16
1/16
GZ0C
GZ0C
(IC3391 3P) PRG
C506
R509
CJ56
1/16GJ
CGQY
330C
C544
25KZ0.1
GQFZ
R551
TP532
1/16GJ
8.2KC
R1540
R1530 R550
1/16GJ 1/16
1/16GJ
100C 560C GZ0C TP532
J30A
00102
C539 C542 7.3V
C541 X
CJ390
TP531 KK1000
TP531 CGQY GQBZ
J30A
00102
R552
0V
1/16
GZ0C
R549 C537
1/16
CJ33
R531 GZ0C
CGQY
1/16GJ
R535
1.8KC 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
R534
1/16GZ
1/16GZ0C 0C
VR531
X
49
R533 C531
R532
1/16GJ
1/16GJ 25KZ0.1 50
2.2KC GQFZ
1KC
51
IC531
5V 52
VDD
L531
L2A6R47JG 53 DGND CXA3512R
(IC1501 2P)
GMCLK 54 MCLK
R530 C532 C533
GMCLKI 55 MCLKX
1/16 16EM 25KZ
0.1 (IC1501 1P)
GZ0C 10D 56
GQFZ GND
57 GND
58 DLYCTR G-SAMPLE
R536
1/16GZ 59 CLKOUT
0C
& HOLD
60 CLKOUTX
C534 N.C
61
25KZ0.1
GQFZ 62
63
64
R537
1/16
GZ0C
TE531
J30A
00102 1 2 3 4 5 6 7
R538 R542
1/16GZ0C R541 1/16
1/16
GZ0C
GZ0C
(IC3391 3P) PRG
C536
R539
CJ56
1/16GJ
CGQY
330C
C574
25KZ0.1
GQFZ
TP562
R581
1/16GJ
8.2KC
R1560 R1570 R580
1/16GJ 1/16GJ 1/16
TP562
100C 560C GZ0C
J30A
00102
C569 C571 7.3V
CJ390 KK1000
TP561
TP561 CGQY GQBZ
J30A
00102
2.9V R582
1/16
GZ0C
R579
C567
1/16
CJ33
R561 GZ0C
CGQY
1/16GJ
1.8KC R564 R565
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
1/16GZ 1/16GZ
0C
0C
VR561
X
R563 C561 49
R562 1/16GJ 25KZ0.1
50
1/16GJ 2.2KC GQFZ
1KC
51
C563 IC561
5V 52
VDD
L561 25KZ0.1GQFZ
L2A6R47JG 53 DGND
(IC1501 18P) CXA3512R
BMCLK 54 MCLK
C562
R560 BMCLKI 55 MCLKX
1/16 16EM
(IC1501 19P)
GZ0C 10D
56 GND
57 GND
58 DLYCTR
R566
59 CLKOUT
1/16GZ
B-SAMPLE
0C 60
CLKOUTX
N.C
C564 61
& HOLD
25KZ0.1
GQFZ
62
63
64
R567
TE561
1/16
J30A GZ0C 1 2 3 4 5 6 7
00102
R568
R571 R572
1/16GZ0C
1/16 1/16
GZ0C GZ0C
(IC3391 3P) PRG
R569 C566
1/16GJ CJ56
330C CGQY
7 8 9 10
(IC3391 9P)
FRP
15.5V
R523
C516 VR521
1/16GJ
16EM
15KC
100D
VR521
R3L5103SG
B-10K
R526 C517
1/16GJ 25KZ R524
1KC 0.1 1/16GJ
GQFZ 15KC
5V
R527 R528
R525
1/16 1/16GJ
1/16GJ
GZ0C 10KC RB501
10KC
R1EA0R04G
;R1A40R04G TP511
TP511
J30A
00102
32
T511
31
30
SHOUT2
N.C 29
SHOUT3 28
RB502
N.C 27
R1EA0R04G
PVCC 26 ;R1A40R04G
L507
GND 25
L2A6R47JG
GND 24
C521
PGND 23 C519
16EM
25KZ
100D
N.C 22 0.1
GQFZ
SHOUT4 21
N.C 20
SHOUT5
19
18
17
8 9 10 11 12 13 14 15 16
R515 R517
1/16 1/16
GZ0C GZ0C
R518
1/16
GZ0C
C1502
R516 6.3EM220WM
1/16 ;6.3EM220F1
GZ0C
5VD
C1504
6.3EM
R510 C1501 220WM
IC1501
1/16GZ 25KZ0.1 ;6.3EM
0C GQFZ 220F1
MC10H351ML1
R1506 1/16GZ
0C ECL
(IC531 55P) GMCLKI 1 BOUT 20
VCC
(IC531 54P) GMCLK 2 BOUT COUT 19
1/16GZ
R1507 0C
ENB 3 N.C. COUT 18
R1508 1/16GZ
(IC3331 9P) 0C
(IC501 54P) RMCLK 4 AOUT DOUT 17
(IC501 55P) RMCLKI 5 AOUT DOUT 16
1/16GZ
R1509
R1511 0C 6 VCC VCC2 15
1/16GJ
330C 7 BIN CIN 14
R1514
1/16GJ 8 AIN N.C. 13
R1512 R1513
330C
1/16GJ 1/16GJ 9 STB DIN 12
330C 330C
15.5V TTL
10 GND 11
VCC
C546 R553
1/16GJ
16EM
15KC
100D VR551
VR551
R3L5103SG
B-10K
C547
R556 R554
25KZ
1/16GJ 1/16GJ
0.1
1KC GQFZ 15KC
5V
R557 R558
R555 1/16 1/16GJ
1/16GJ GZ0C 10KC
10KC
32
31
30
SHOUT2
N.C 29
SHOUT3 28
N.C 27
PVCC 26
25 L537
GND L2A6R47JG
GND 24
C549 C551
PGND 23 RB531
25KZ 16EM
R1EA0R04G
N.C 22 0.1 100D
GQFZ ;R1A40R04G
SHOUT4 21
N.C 20
SHOUT5
19
TP512
18
17
8 9 10 11 12 13 14 15 16
R545 R547
RB532
1/16 1/16
R1EA0R04G
GZ0C GZ0C
R548 ;R1A40R04G
1/16
GZ0C
R546
1/16
GZ0C
R540
1/16GZ
0C
ENB
(IC3331 9P)
(IC3391 9P)
FRP
15.5V
R583 VR581
C576
1/16GJ
16EM
15KC
100D
VR581
R3L5103SG
B-10K
C577
25KZ R584
R586
0.1 1/16GJ
1/16GJ
GQFZ 15KC
1KC
5V
R588
R585 1/16GJ
1/16GJ R587 10KC
10KC 1/16
GZ0C
RB561
TP513
R1EA0R04G
;R1A40R04G J30A
00102
7.3V
32
T513
31 TP513
30
SHOUT2
N.C 29
SHOUT3 28
N.C 27
PVCC 26
L567
RB562
GND 25
L2A6R47JG
R1EA0R04G
GND 24 ;R1A40R04G
PGND 23 C579 C581
25KZ 16EM
100D
N.C 22 0.1
GQFZ
SHOUT4 21
N.C 20
SHOUT5
19
18
17
8 9 10 11 12 13 14 15 16
R575 R577
1/16 1/16
GZ0C GZ0C
R578
1/16
GZ0C
R576
1/16
GZ0C
R570
1/16GZ
0C
ENB
(IC3331 9P)
11 12 13
A
B
0.9V
VSIG6R
VSIG5R
VSIG4R R
(K33R)
VSIG3R
VSIG2R
VSIG1R
"K33R"
C
D
R1517 1/16GZ
0C
BMCLKI (IC561 55P)
BMCLK (IC561 54P)
1/16GZ
R1518
0C R1522
1/16GJ
330C
R1516
1/16GZ R1523
0C 1/16GJ
330C
E
F
TP512
J30A
00102
G
7.3V
VSIG6G
T512
VSIG5G
VSIG4G G
(K33G)
VSIG3G
VSIG2G
VSIG1G
"K33G"
H
I
VSIG6B
VSIG5B J
VSIG4B
B
(K33B)
VSIG3B
VSIG2B
VSIG1B
"K33B"
K
MAIN BOARD
14 15 16
A5