DOWNLOAD Sharp LC-37AD1E Service Manual ↓ Size: 710.88 KB | Pages: 9 in PDF or view online for FREE

Model
LC-37AD1E
Pages
9
Size
710.88 KB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD / schematic digaram - digital unit (AVC)
File
lc-37ad1e.pdf
Date

Sharp LC-37AD1E Service Manual ▷ View online

137
136
LC-37AD1E
12
11
10
9
8
7
6
5
4
3
2
1
A
B
C
D
E
F
G
H
Ë
DIGITAL Unit-2/9 (AVC System)
SDRAM
128M
BIT
BIT
SDRAM
128M
SDRAM
BIT
128M
SDRAM
3208-C
33R
3
6
128M
BIT
3202-A
33R
1
8
33R
3209-A
1
8
VDD3
3
VDDQ1
9
VDDQ2
43
VDDQ3
49
VDDQ4
28
VSS1
41
VSS2
54
VSS3
6
VSSQ1
12
VSSQ2
46
VSSQ3
52
VSSQ4
16
WE_
DQ15
5
DQ2
7
DQ3
8
DQ4
10
DQ5
11
DQ6
13
DQ7
42
DQ8
44
DQ9
15
LDQM
NC
36
NC|RFU
40
18
RAS_
39
UDQM
1
VDD1
14
VDD2
27
A7
33
A8
34
A9
20
BA0
21
BA1
17
CAS_
37
CKE
38
CLK
19
CS_
2
DQ0
4
DQ1
45
DQ10
47
DQ11
48
DQ12
50
DQ13
51
DQ14
53
K4S281632D
7203
23
A0
24
A1
22
A10|AP
35
A11
25
A2
26
A3
29
A4
30
A5
31
A6
32
33R
3207-B
2
7
3209-B
33R
2
7
7
3203-B
33R
2
7
6
VSSQ1
12
VSSQ2
46
VSSQ3
52
VSSQ4
16
WE_
33R
3208-B
2
15
LDQM
NC
36
NC|RFU
40
18
RAS_
39
UDQM
1
VDD1
14
VDD2
27
VDD3
3
VDDQ1
9
VDDQ2
43
VDDQ3
49
VDDQ4
28
VSS1
41
VSS2
54
VSS3
2
DQ0
4
DQ1
45
DQ10
47
DQ11
48
DQ12
50
DQ13
51
DQ14
53
DQ15
5
DQ2
7
DQ3
8
DQ4
10
DQ5
11
DQ6
13
DQ7
42
DQ8
44
DQ9
22
A10|AP
35
A11
25
A2
26
A3
29
A4
30
A5
31
A6
32
A7
33
A8
34
A9
20
BA0
21
BA1
17
CAS_
37
CKE
38
CLK
19
CS_
K4S281632D
7201
23
A0
24
A1
33R
3201-C
3
6
2230
100n
2208
100n
1
8 33R
3212-A
3212-D
33R
4
5
2212
100n
3205-C
33R
3
6
2210
100n
3214-D
33R
4
5
33R
3215-B
2
7
2214
100n
2207
10u
33R
3206-C
3
6
5201
100MHZ
8
2205
100n
4
5
3200-A
33R
1
33R
3204-C
3
6
33R
3207-D
8
2228
100n
2226
100n
33R
3201-A
1
3204-D
33R
4
5
I202
3210-A
33R
1
8
100n
2220
2217
100n
3200-C
33R
3
6
100MHZ
5202
3202-C
33R
3
6
8
3208-A
33R
1
100n
2201
100n
2
7
2219
1
8
3206-B
33R
33R
3206-A
3203-D
33R
4
5
100n
2227
100n
2206
6
I201
3215-C
33R
3
5 33R
3205-D
4
3207-A
33R
1
8
2
7
3215-A
33R
1
8
3213-A
33R
1
8
33R
3202-B
3211-B
33R
2
7
4
5
3201-B
33R
2
7
I203
33R
3208-D
3211-D
33R
4
5
33R
3212-C
3
6
3212-B
33R
2
7
3214-B
33R
2
7
3
6
3210-C
33R
3
6
33R
3203-C
4
5
100n
2222
41
VSS2
54
VSS3
6
VSSQ1
12
VSSQ2
46
VSSQ3
52
VSSQ4
16
WE_
3206-D
33R
42
DQ8
44
DQ9
15
LDQM
NC
36
NC|RFU
40
18
RAS_
39
UDQM
1
VDD1
14
VDD2
27
VDD3
3
VDDQ1
9
VDDQ2
43
VDDQ3
49
VDDQ4
28
VSS1
38
CLK
19
CS_
2
DQ0
4
DQ1
45
DQ10
47
DQ11
48
DQ12
50
DQ13
51
DQ14
53
DQ15
5
DQ2
7
DQ3
8
DQ4
10
DQ5
11
DQ6
13
DQ7
23
A0
24
A1
22
A10|AP
35
A11
25
A2
26
A3
29
A4
30
A5
31
A6
32
A7
33
A8
34
A9
20
BA0
21
BA1
17
CAS_
37
CKE
3209-C
3
6
K4S281632D
7200
3205-A
33R
1
8
33R
3209-D
33R
4
5
100n
2204
33R
3213-B
2
7
33R
3210-D
4
5
4
5
3213-C
33R
3
6
2202
33R
3215-D
33R
3203-A
1
8
100n
100n
2209
10u
2223
3
6
100n
2229
33R
3214-C
33R
3204-A
1
8
5200
100MHZ
3207-C
33R
3
6
2216
100n
2218
VDDQ4
28
VSS1
41
VSS2
54
VSS3
6
VSSQ1
12
VSSQ2
46
VSSQ3
52
VSSQ4
16
WE_
100n
11
DQ6
13
DQ7
42
DQ8
44
DQ9
15
LDQM
NC
36
NC|RFU
40
18
RAS_
39
UDQM
1
VDD1
14
VDD2
27
VDD3
3
VDDQ1
9
VDDQ2
43
VDDQ3
49
17
CAS_
37
CKE
38
CLK
19
CS_
2
DQ0
4
DQ1
45
DQ10
47
DQ11
48
DQ12
50
DQ13
51
DQ14
53
DQ15
5
DQ2
7
DQ3
8
DQ4
10
DQ5
23
A0
24
A1
22
A10|AP
35
A11
25
A2
26
A3
29
A4
30
A5
31
A6
32
A7
33
A8
34
A9
20
BA0
21
BA1
33R
3214-A
1
8
K4S281632D
7202
100n
2211
33R
3200-D
4
5
2224
100n
2215
10u
100n
2213
100n
2200
3201-D
33R
4
5
10u
2231
33R
3213-D
4
5
7
33R
3210-B
2
7
33R
3200-B
2
33R
3211-C
3
6
I200
100MHZ
5203
33R
3211-A
1
8
100n
2221
100n
2203
33R
3205-B
2
7
4
5
3204-B
33R
2
7
100n
2225
33R
3202-D
VPR_SDRAM_D(18)
VPR_SDRAM_D(17)
VPR_SDRAM_D(16)
VPR_SDRAM_D(0:63)
VPR_SDRAM_DQM_n(6)
VPR_SDRAM_CLK1
VPR_SDRAM_WE_n
VPR_SDRAM_CAS_n
VPR_SDRAM_RAS_n
VPR_SDRAM_CS_n
VPR_SDRAM_CKE
{VPR_SDRAM_CS_n,VPR_SDRAM_RAS_n,VPR_SDRAM_CAS_n,VPR_SDRAM_WE_n,VPR_SDRAM_CKE,VPR_SDRAM_CLK0,VPR_SDRAM_CLK1}
VPR_SDRAM_DQM_n(0:7)
VPR_SDRAM_D(31)
VPR_SDRAM_D(30)
VPR_SDRAM_D(29)
VPR_SDRAM_D(28)
VPR_SDRAM_D(27)
VPR_SDRAM_D(26)
VPR_SDRAM_D(25)
VPR_SDRAM_D(24)
VPR_SDRAM_D(23)
VPR_SDRAM_D(22)
VPR_SDRAM_D(21)
VPR_SDRAM_D(20)
VPR_SDRAM_D(19)
VPR_SDRAM_DQM_n(7)
VPR_SDRAM_DQM_n(3)
VPR_SDRAM_DQM_n(5)
VPR_SDRAM_DQM_n(2)
VPR_SDRAM_DQM_n(4)
VPR_SDRAM_DQM_n(0)
VPR_SDRAM_DQM_n(1)
VPR_SDRAM_CLK0
VPR_SDRAM_CKE
VPR_SDRAM_A(0)
VPR_SDRAM_A(1)
VPR_SDRAM_A(2)
VPR_SDRAM_A(3)
VPR_SDRAM_A(4)
VPR_SDRAM_A(5)
VPR_SDRAM_A(6)
VPR_SDRAM_A(7)
VPR_SDRAM_A(8)
VPR_SDRAM_A(9)
VPR_SDRAM_A(10)
VPR_SDRAM_A(11)
VPR_SDRAM_A(5)
VPR_SDRAM_A(6)
VPR_SDRAM_A(7)
VPR_SDRAM_A(8)
VPR_SDRAM_A(9)
VPR_SDRAM_A(10)
VPR_SDRAM_A(11)
VPR_SDRAM_A(0:13)
VPR_SDRAM_A(12)
VPR_SDRAM_A(13)
VPR_SDRAM_A(0)
VPR_SDRAM_A(1)
VPR_SDRAM_A(2)
VPR_SDRAM_A(3)
VPR_SDRAM_A(4)
VPR_SDRAM_A(5)
VPR_SDRAM_A(6)
VPR_SDRAM_A(7)
VPR_SDRAM_A(8)
VPR_SDRAM_A(9)
VPR_SDRAM_A(10)
VPR_SDRAM_A(11)
VPR_SDRAM_WE_n
VPR_SDRAM_CAS_n
VPR_SDRAM_RAS_n
VPR_SDRAM_CS_n
VPR_SDRAM_A(12)
VPR_SDRAM_A(13)
VPR_SDRAM_D(58)
VPR_SDRAM_D(59)
VPR_SDRAM_D(60)
VPR_SDRAM_D(61)
VPR_SDRAM_D(62)
VPR_SDRAM_D(63)
VPR_SDRAM_CLK1
VPR_SDRAM_CAS_n
VPR_SDRAM_CS_n
VPR_SDRAM_RAS_n
VPR_SDRAM_WE_n
VPR_SDRAM_A(12)
VPR_SDRAM_A(13)
VPR_SDRAM_CKE
VPR_SDRAM_CLK0
VPR_SDRAM_A(2)
VPR_SDRAM_A(3)
VPR_SDRAM_A(1)
VPR_SDRAM_A(0)
VPR_SDRAM_A(4)
VPR_SDRAM_D(42)
VPR_SDRAM_D(43)
VPR_SDRAM_D(44)
VPR_SDRAM_D(45)
VPR_SDRAM_D(46)
VPR_SDRAM_D(47)
VPR_SDRAM_D(48)
VPR_SDRAM_D(49)
VPR_SDRAM_D(50)
VPR_SDRAM_D(51)
VPR_SDRAM_D(52)
VPR_SDRAM_D(53)
VPR_SDRAM_D(54)
VPR_SDRAM_D(55)
VPR_SDRAM_D(56)
VPR_SDRAM_D(57)
VPR_SDRAM_D(10)
VPR_SDRAM_D(11)
VPR_SDRAM_D(12)
VPR_SDRAM_D(13)
VPR_SDRAM_D(14)
VPR_SDRAM_D(15)
VPR_SDRAM_D(32)
VPR_SDRAM_D(33)
VPR_SDRAM_D(34)
VPR_SDRAM_D(35)
VPR_SDRAM_D(36)
VPR_SDRAM_D(37)
VPR_SDRAM_D(38)
VPR_SDRAM_D(39)
VPR_SDRAM_D(40)
VPR_SDRAM_D(41)
VPR_SDRAM_D(2)
VPR_SDRAM_D(3)
VPR_SDRAM_D(4)
VPR_SDRAM_D(5)
VPR_SDRAM_D(6)
VPR_SDRAM_D(7)
VPR_SDRAM_D(8)
VPR_SDRAM_D(9)
+3V3
+3V3
+3V3
+3V3
VPR_SDRAM_A(0)
VPR_SDRAM_A(1)
VPR_SDRAM_A(10)
VPR_SDRAM_A(11)
VPR_SDRAM_A(2)
VPR_SDRAM_A(3)
VPR_SDRAM_A(4)
VPR_SDRAM_A(5)
VPR_SDRAM_A(6)
VPR_SDRAM_A(7)
VPR_SDRAM_A(8)
VPR_SDRAM_A(9)
VPR_SDRAM_A(12)
VPR_SDRAM_A(13)
VPR_SDRAM_CAS_n
VPR_SDRAM_CKE
VPR_SDRAM_CS_n
VPR_SDRAM_RAS_n
VPR_SDRAM_WE_n
VPR_SDRAM_D(0)
VPR_SDRAM_D(1)
139
138
LC-37AD1E
12
11
10
9
8
7
6
5
4
3
2
1
A
B
C
D
E
F
G
H
Ë
DIGITAL Unit-3/9 (AVC System)
CLE
7
6
5
4
3
2
1
0
VCC
R
SE
WP
WE
RE
CE_
ALE
NC
IO
B
VSS
NAND
FLASH
2MB
NOR
FLASH
16MB
EEPROM
I2C ADDRESS=A0
I2C ADDRESS=A8
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
OPTION
EEPROM
SYSTEM
BOOT
I315
3305
10K
3324
10K
100n
2304
2303
100n
I311
4304
I326
4311
3325
10K
I319
I314
I313
I318
5
8
VCC
VSS
4
WC_
7
7306
M24C64
1
E0
2
E1
3
E2
SCL
6
SDA
3321
1K
3318
1K
2300
10u
4321
19
4320
11
14
15
8
7
6
12
37
13
36
18
39
40
45
46
47
48
3
4
5
10
23
24
25
26
27
28
33
2
34
35
38
30
31
32
41
42
43
44
1
20
21
22
K9F2808U0B-YCB0
7304
17
9
16
29
3303
10K
4318
4308
4302
4326
3304
4325
4303
10K
I327
I324
I308
I325
I323
4310
I330
10K
3316
I331
I332
4322
4316
3307
10K
3314
3K3
4319
4317
4324
4309
4323
I317
5301
100MHZ
I310
1301-1
1
2
3311
4K7
4312
3K3
3313
4300
10K
3301
4313
5300
100MHZ
470R
3312
4307
I333
3315
4K7
4
VSS
7
WC_
4327
M24C64
7305
E0
1
E1
2
E2
3
6
SCL
5
SDA
VCC
8
4306
100R
3317
100R
3320
10K
3302
2306
100n
3319
4K7
NC3
13
14
NC4
OE_
28
RESET_
12
15
RY|BY_
VCC
37
VSS1
27
VSS2
46
WE_
11
4315
DQ1
31
34
DQ10
DQ11
36
DQ12
39
DQ13
41
DQ14
43
DQ15|A-1
45
DQ2
33
DQ3
35
DQ4
38
DQ5
40
DQ6
42
DQ7
44
DQ8
30
DQ9
32
10
NC2
1
A16
48
A17
17
16
A18
A19
9
A2
23
A3
22
A4
21
A5
20
A6
19
A7
18
A8
8
A9
7
BYTE_
47
CE_
26
DQ0
29
7303
AM29LV160D
A0
25
A1
24
A10
6
A11
5
A12
4
A13
3
A14
2
A15
3322
100R
3323
100R
I322
3300
10K
I316
2305
100n
PCI_AD(28)
PCI_AD(27)
PCI_AD(26)
PCI_AD(25)
PCI_AD(24)
PCI_AD(31:0)
+3V3_MEM
+3V3_MEM
PCI_C|BE(1)_n
PCI_VPR_INT_n
I2C_LOCAL_SCL
I2C_LOCAL_SDA
VPR_SYS_EEPROM_WC_n
VPR_IRQ_n(7)
PCI_AD(1)
VPR_NAND_CS_n
PCI_AD(0)
PCI_C|BE(2)_n
FLASH_VPR_RYBY
PCI_C|BE(0)_n
PCI_AD(31)
PCI_AD(30)
PCI_AD(29)
STV_INT
+5V
+5V
GPIO_NOR_n
+5V
VPR_IRQ_n(9)
VPR_IRQ_n(0)
VPR_IRQ_n(10)
VPR_IRQ_n(0)
+3V3
+3V3
+3V3
IEEE_PHY_INT_n
+3V3
+3V3
+3V3
+3V3
+5V
+5V
+5V
+3V3
+3V3_MEM
+3V3_MEM
+3V3_MEM
PCI_C|BE(1)_n
+3V3_MEM
VPR_NAND_WP_n
VPR_IRQ_n(0:10)
VPR_IRQ_n(1)
VPR_IRQ_n(8)
VPR_IRQ_n(9)
VPR_IRQ_n(10)
PCI_AD(19)
PCI_AD(20)
PCI_AD(22)
PCI_AD(20)
PCI_AD(21)
PCI_AD(22)
PCI_C|BE(2)_n
+3V3_MEM
RESET_n
VPR_NOR_CS_n
+3V3_MEM
PCI_AD(12)
PCI_AD(13)
PCI_AD(14)
PCI_AD(15)
PCI_AD(16)
PCI_AD(17)
PCI_AD(0)
PCI_AD(24)
PCI_AD(25)
PCI_AD(26)
PCI_AD(27)
PCI_AD(28)
PCI_AD(29)
PCI_AD(30)
PCI_AD(31)
PCI_AD(18)
PCI_AD(1)
PCI_AD(2)
PCI_AD(3)
PCI_AD(4)
PCI_AD(5)
PCI_AD(6)
PCI_AD(7)
PCI_AD(8)
PCI_AD(9)
PCI_AD(10)
PCI_AD(11)
141
140
LC-37AD1E
12
11
10
9
8
7
6
5
4
3
2
1
A
B
C
D
E
F
G
H
Ë
DIGITAL Unit-4/9 (AVC System)
OPTION
1%
1%
I417
I412
I438
I436
I403
I426
4403
10R
3431-11
8
3430-3
10R
3
6
I441
1
8
3416
56R
3430-1
10R
I440
I435
3405
1K
100MHZ
3401
1K
5404
3425
1K0
I434
1n
2404
I437
100n
2405
2406
1n
220p
5K1
3412
3411
56R
2416
56R
3410
5401
DLW31S
56R
3417
I416
2410
1n
5400
DLW31S
BC847B
7400
DLW31S
5403
DLW31S
5402
1K
3407
3422
1M0
3423
56R
5
3408
47R
3431-4
10R
4
2K2
3404
10K
3428
3432
47R
3414
6K8
10R
3431-33
6
I425
I430
10K
3421
I424
10K
3406
I414
I432
I407
I402
I428
2403
100n
2407
100n
10R
3430-44
5
100n
2409
I408
I442
1
2
3
4
I431
1401
1318141
5 6
7 8
2422
10u
2420
12p
3427
1R0
4402
100MHZ
5405
2413
100n
3413
12K
3415
82K
2418
1u
1n
2408
59
XO
60
2412
1n
45
TPB0+
35
TPB0-
34
TPB1+
44
TPB1-
43
TPBIAS0
38
47
TPBIAS1
TWOPORT
27
XI
40
R1
41
RESET_
53
SYSCLK
2
TEST0
29
TPA0+
37
36
TPA0-
TPA1+
46
TPA1-
55
PC0
20
PC1
21
PC2
22
PD
14
PLLGND1
57
58
PLLGND2
PLL
VDD
56
R0
26
D
VDD3
61
D
VDD4
62
ISO_
23
LPS
15
LREQ
1
NC1
16
NC2
54
NC3
11
D6
12
D7
13
DGND1
17
DGND2
18
DGND3
63
DGND4
64
D
VDD1
25
D
VDD2
4
CTL1
5
C|LKON
19
D0
6
D1
7
D2
8
D3
9
D4
10
D5
30
A
VDD2
31
A
VDD3
42
A
VDD4
51
A
VDD5
52
BRIDGE
28
CNA
3
CPS
24
CTL0
A
GND1
32
A
GND2
33
A
GND3
39
A
GND4
48
A
GND5
49
A
GND6
50
A
VDD1
DATA
DECODER/
TIMER
CABLE POWER
DETECTOR
ARBITRATION
CONTROL
STATE
MACHINE
LOGIC
BIAS
VOLTAGE
AND
CURRENT
GENERATOR
TRANSMIT
DATA
ENCODER
CABLE PORT 1
CRYSTAL
OSCILLATOR,
PLL SYSTEM,
4404
AND CLOCK
GENERATOR
CABLE PORT 0
7401
PDI1394P23
LINK
INTERFACE
I/O
RECEIVED
220p
2419
I410
56R
3424
I400
2415
1n
2417
1u
10u
2423
2402
1n
I433
I404
I422
3420
10K
4401
4400
I411
I415
1400
1318141
5 6
7 8
1
2
3
4
I427
I439
2411
100n
3402
10K
I406
I429
3418
56R
56R
3419
I423
I401
1402
4M00
12p
2421
3409
CX-49G
1K
1K
2414
100n
3400
3429
1K0
3431-2
10R
2
7
10R
3430-22
7
3426
5K1
I421
3403
390K
I420
IEEE1394_RESET_n
+3V3_1394A
+3V3_1394A
+3V3_1394A
+3V3_1394D
IEEE_PHY_D(2)
IEEE_PHY_D(3)
IEEE_PHY_D(4)
IEEE_PHY_D(5)
IEEE_PHY_D(6)
IEEE_PHY_D(7)
+3V3_1394D
IEEE_LREQ
+3V3_1394D
IEEE_PHY_INT_n
1394_CLK
+3V3_1394D
IEEE_PHY_CTL0
IEEE_PHY_CTL1
IEEE_PHY_D(0)
IEEE_PHY_D(1)
{IEEE_PHY_CTL0,IEEE_PHY_CTL1,IEEE_LREQ,IEEE_ISO_n,IEEE_CLK}
+3V3_1394D
+3V3
+3V3_1394D
+3V3_1394A
+3V3_1394D
IEEE_PHY_D(0:7)
IEEE_CLK
+3V3_1394D
IEEE_ISO_n
Page of 9
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  • Here you can View online or download the Service Manual for the Sharp LC-37AD1E in PDF for free, which will help you to disassemble, recover, fix and repair Sharp LC-37AD1E LCD. Information contained in Sharp LC-37AD1E Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.