56
R414
4.7K OHM 1/10W
ZD403
U
D
Z
SN
P5
.6
B
OPCTRL4
+5VSB
TVTREF#1
C412
1uF/16V
RN401
-5% 1/16W
1
2
3
4
8
7
6
5
DV33
SPI FLASH
32M bit
U404
MX25L3205DMI-12G
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
HOLD
Vcc
NC1
NC2
NC3
NC4
S
Q
W
GND
NC5
NC6
NC7
NC8
D
C
C417
0.1UF16V
JTDO
I / O BYPASS
DV33
JTMS
C426
0.1UF16V
POOE#
U401J
MT5335PGU
252
251
250
249
95
94
253
1
256
255
254
93
245
248
POCE0_
POOE_
PDD0
PDD1
U0RX
U0TX
JTMS
JTRST_
JTCK
JTDO
JTDI
OIRI
PARB_
PDD2
C413
4.7uF/10V
C409
0.1UF16V
USB_D+
1 (HPDIN)
DV33
PDD0
U0RX
DDR BYPASS Near IC
0
AOBCK
10
C419
0.1UF16V
R416
33 OHM 1/10W
0
R417
10K OHM 1/10W
CN405
NC/CONN
1
2
3
4
5
0
0
DV33
DV33
JTCK
C428
0.1UF16V
OIRI
9,13
U0TX
Normal mode
R422
10K OHM 1/10W
C406
0.1UF16V
R413
1K OHM 1/10W
U0TX
C421
0.1UF16V
ZD407
NC/UDZW5
.6
B
DDRV
+3V3SB
USB_D+
8
R457
10K OHM 1/10W
C415
0.1UF16V
ZD406
U
D
Z
SN
P5.
6
B
CORE BYPASS Near IC
0
U0RX
3
PDD1
JTDI
AOLRCK
OPWM2
9,20
OIRI_MT5335
ZD404
U
D
Z
SN
P5
.6
B
+3V3SB
JTRST#
C424
4.7uF/10V
OPWM2
JTAG_DBGACK
Core Reset 1 us
AOBCK
OPCTRL5
U0RX
Q407
2N7002 SOT-23
R485
NC/0 OHM 1/10W
JTAG_DBGRQ
C423
0.1UF16V
诀贺箇痙
U0TX
ZD405
U
D
Z
SN
P5.
6
B
CI_PDD2
20
0(AMP_MUTE)
ZD408
NC/UDZW
5
.6
B
U0TX
3
C432
0.1UF16V
R483
33 OHM 1/10W
AOBCK
USB_D-
R424
4.7K OHM 1/10W
R423
4.7K OHM 1/10W
+3V3SB
OIRI_MT5335
JTDI
C425
1uF/16V
Trap Mode
DV33
AOLRCK
10
CI_RB
20
JTCK
JTRST#
C414
1uF/16V
C407
0.1UF16V
Trap Mode
U0RX
U407
NC/SN74LVC1G08DCKR
1
2
3
4
5
A
B
GND
Y
VCC
OIRI
JTMS
CN401
2*10 2.54mm
1
3
5
7
9
11
13
15
17
19
2
4
6
8
10
12
14
16
18
20
ZD402
U
D
Z
SN
P5
.6
B
ICE mode
R415
4.7K OHM 1/10W
U401I
MT5335PGU
14
48
57
58
61
206
213
246
247
197
64
70
162
257
10
12
16
18
27
30
52
54
55
56
VCCK
VCCK
VCCK
VCCK
VCCK
VCCK
VCCK
VCCK
VCC3IO_3
VCC3IO_3
VCC3IO_3
DVDD10
DVDD10
E-PAD
VCC2IO
VCC2IO
VCC2IO
VCC2IO
VCC2IO
VCC2IO
VCC2IO
VCC2IO
VCC2IO
VCC2IO
R411
0 OHM 1/10W
R421
4.7K OHM 1/10W
C422
0.1UF16V
R425
NC
R412
4.7K OHM 1/10W
PDD0
R482
33 OHM 1/10W
C408
0.1UF16V
ZD409
NC/UDZW5
.6
B
OPWM2
USB_D-
8
JTDO
C431
0.1UF16V
R491
33 OHM 1/10W
C418
0.1UF16V
Cancel U403
DV10
C416
0.1UF16V
C420
0.1UF16V
C429
0.1UF16V
R418
10K OHM 1/10W
C427
0.1UF16V
1
PDD1
R419
10K OHM 1/10W
CN407
CONN
1
2
3
AOLRCK
TV1968W-AED
C
AT1936
A3
12
21
Wednesday , March 26, 2008
715T2848-C
<
称爹
>
FLASH/JTAG/UART/IR/TRAP
T2848-C-X-X-3-071128
OEM MODEL
Size
Rev
Date
Sheet
of
TPV MODEL
PCB NAME
称爹
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
絬
隔
瓜
絪
腹
C410
0.1UF16V
DDRV
POOE#
+3V3SB
POCE0#
DV10
OIRI
R496
33 OHM 1/10W
POCE0#
C430
0.1UF16V
C411
4.7uF/10V
CN406
NC/CONN
1
2
3
FRESET#
Summary of Contents for AT1945
Page 1: ...1 Acer AT1945 AT1946 Service Guide ...
Page 7: ...7 Monitor Features General Specifications Chapter 1 ...
Page 8: ...8 ...
Page 13: ...13 Optical Specifications Test Conditions Optical Specifications ...
Page 14: ...14 Connecting Peripherals Front panel controls Chapter 2 ...
Page 17: ...17 Using the OSD Menus ...
Page 18: ...18 ...
Page 19: ...19 ...
Page 20: ...20 ...
Page 21: ...21 ...
Page 22: ...22 ...
Page 23: ...23 ...
Page 24: ...24 ...
Page 29: ...29 Fig 9 Fig 10 Disassemble the IR board Fig 11 Disassemble the front panel ...
Page 30: ...30 Fig 12 ...
Page 42: ...42 PCB Layout Main Board Layout Chapter 8 ...
Page 43: ...43 ...
Page 44: ...44 Power Board ...
Page 45: ...45 Key Board IR board ...