Haier LET32/40T900 Service Manual page 79

7) Flash/Uart/RS232/IR/JTAG
NAND Flash 32MB
DV33 DV33
U4051
1 48
NC1 NC28
2 47
NC2 NC27
R4244 R4243 3 46
NC3 NC26
4K7 1/16W 5% 4 45
NC4 NC25
PDD7
4K7 1/16W 5% 5 44
NC5 I/O7
PDD6
6 43
NC6 I/O6
PARB# 7 42 PDD5
RY /BY 1 I/O5
POOE# 8 41 PDD4
RE I/O4
POCE1# 9 40
CE1 NC24
DV33 10 39
NC7 NC23
11 38
NC8 PRE
12 37
VCC1 VCC2
13 36
VSS1 VSS2
14 35
NC9 NC22
15 34
NC10 NC21
PACLE 16 33
CLE NC20
PAALE 17 32 PDD3
ALE I/O3
POWE# 18 31 PDD2
WE I/O2
Flash_WP# PDD1
19 30
WP I/O1
PDD0
20 29
NC11 I/O0
21 28
NC12 NC19
22 27
NC13 NC18
23 26
NC14 NC17
24 25
NC15 NC16
HY27US08561A-TPCB
JTAG Port DV33
DV33 DV33
CN406
NC/60947 20P 1.25MM
TVTREF#1
1
JTRST#
3
JTDI
5
JTMS
7
JTCK 9
R4214 11
JTDO 33R 1/16W 5% 13
15
JTAG_DBGRQ 17
JTAG_DBGACK 19
TO IR/KEY BOARD
R4213
ADIN2_SRV KEY _UP_DN_DCSW 0R05 1/10W
ADIN3_SRV KEY _MENU_L_R_SOURCE
0R05 1/10W
R4210
0526 change OPCTRL0,1 to ADIN2,3_SRV
LED_G#:
Enable: Low
Dis able(Stand_By): High
LED_R#:
Enable(Stand_By): Low
Dis able: High
LED_G:
For flas h function when
pres s rem ote control
LED_R R4229 100R 1/16W 5%
LED_G R4201 15K 1/16W 5%
RC6 R4232 100R 1/16W 5%
Light_Sensor R4246 NC/100R 1/16W 5%
DV33 NC/4K7 1/16W 5%
R4252
KEY IC_EN
8MB NOR Flash for boot code.
DV33
DV33
C4259
R4247 NC/220N 10V
DV33
4K7 1/16W 5%
U4052
POCE0# 1 8
CS# VCC
PDD7 2 7 HD#
SO/SIO1 NC/SIO3
Flash_WP# 3 6 POOE#
WP#/SIO2 SCLK
4 5 PDD6
GND SI/SIO0
C4262 NC/MX25L6445EM2I-10G
220N 10V
SYSTEM EEPROM
DV33 DV33
R4222 R4223
4K7 1/16W 5%
4K7 1/16W 5% 4K7 1/16W 5%
DV33
R4225
10K 1/16W 5%
SY S_EEPROM_WP
2 Q503
BC847C
R4245
2 LO = > WP
4K7 1/16W 5%
4 HI = > WRITE
6
8
10
12
14
16
18
20
RS232
V/T H:10.5 MM
088G 353 9MDLS (DLK)
will change to 8.5 MM.
DV33SB DV33SB
R4211 R4209
NC/3.9K1/16W NC/3.9K1/16W
Key 1
Key 2
DV33SB
+5V_STB
FB4152
600R/200mA
C4254
100N 16V
CN402
Lighting Bar Module
1
2
3
4
5
6
7
R4249
Key 1 8
Key 2 9 LED_G
KEY IC_EN
10
11
+5V_SW
NC/4K7 1/16W 5%
12
13
CONN
R4250
LED_R
R/A 2.0 MM
NC/4K7 1/16W 5%
033G380213B YH(XINYA)
Reset IC
27MHz CRYSTAL
DV33
X4150
OXTALI OXTALO
1 2
R4242
27MHz
4K7 1/16W 5%
C4261 C4260
27P 50V 27P 50V
Change to 1.2K for 0.15W purpose
and DV33SB reserved
U-ART
DV33
DV33
R4234
R4224 C4251
NC/4.7K1/16W
1UF16V
U409
R4235
8 1 0R05 1/16W
VCC A0
7 2
WP A1
OSCL0
6 3 R4220
SCL A2
OSDA0
5 4 4K7 1/16W 5%
SDA VSS
AT24C128BN-SH-T
I2C ADDRESS "A0"
U0TX
U0RX
+5V_STB
NC/BAV99
D4155 Near CN404
CN404
10 5
9 R4218 RC6_OUT
4 NC/100R 1/16W 5%
8
3 R4219 NC/0R01MAX 1/16W +-1% UTX
7
2 R4226 NC/0R01MAX 1/16W +-1% URX
6
11 1
D-SUB 9P
R4181 U4053
U0TX NC/330OHM 1/10W TX 11 14 UTX
T1IN T1OUT
R4183 10 7
T2IN T2OUT
U0RX NC/330OHM 1/10W RX 12 13 URX
R1OUT R1IN
9 8
R2OUT R2IN
C2+ 4 1 C1+
C2+ C+
C4205
NC/1UF16V C4204
C2- 5 3 C1-
NC/1UF16V
C2- C1-
V+ 2 6 V-
V+ V-
C4207
NC/1UF16V C4206
16 15 NC/1UF16V
VCC GND
NC/ICL3232ECV-16Z
C4208
NC/1UF16V
Near PIN16
DV33SB
CN403
NC/CONN
1
R4227
2
3
2 Q509
NC/22R 1/16W 5%
NC/BC847C
R4248
2 Q510
NC/270R 1/16W 5%
NC/BC847C
79
+5V_STB
DV33SB
For AUO Panel
R4231 R4200 +5V_SW
1.2K 1/16W 1% NC/0R05 1/16W R4256 100K
U410
MAX809STRG
3 1 R4253 NC/10K
VCC GND
PWR_ON
R4233 RESET12V
6K8 1%
R4251
Q4201
ORESET# 2N7002K
R4217 100R
100K 1/16W 5%
Q4202
C4263 2N7002K
1UF16V
DV33SB
DV33SB
BAV99 BAV99
R4221 D4151 D4152
4K7 1/16W 5%
CN410
R4230
100R 1/16W 5% 1
2
100R 1/16W 5% 3
R4216
Will change to short one.
DV33SB
FB4151
U4150 RC6_OUT_EN
NC/120R/500mA
NC/TS5A3157DCKR
1 6 OPCTRL5
NO IN
2 5
GND V+
RC6 3 4 RC6_OUT
NC COM
C4209
NC/100N 50V
FUNCTION TABLE
NC to COM NO to COM
IN
COM to NC COM to NO
L ON OFF
OFF ON
H
STRAPPING
DV33SB
R4240
NC/10K1/16W OPCTRL5
R4236
NC/10K1/16W OPCTRL4
DV33
R4239
AOSDATA1
10K 1/16W 5%
+5V_SW
+5V_SW 4,5,10,11,13,14,15
+5V_STB
+5V_STB 4,5,14
DV33
DV33 4,5,6,8,9,13,14,15,16
DV33SB
DV33SB 5,6,9,11,13,14
+12V/5V
GND 4,5,6,8,9,10,11,12,13,14,15,16,17
FLASH
POWE#
ZD4200
POWE# 6
RLZ5.6B POCE0#
POCE0# 6
PAALE
PAALE 6
PACLE
PACLE 6
POCE1#
POCE1# 6
R4255 POOE#
POOE# 6
10K PARB#
PARB# 6
PDD7
PDD7 6
PDD6
PDD6 6
PDD5
PDD5 6
PDD4
PDD4 6
PDD3
PDD3 6
R4254 PDD2
PDD2 6
PDD1
C4264 10K
PDD1 6
PDD0
NC/220N 10V
PDD0 6
JTAG
JTDO
JTDO 6
JTCK
JTCK 6
JTMS
JTMS 6
JTDI
JTDI 6
JTRST#
JTRST# 6
X'TAL & RESET
OXTALI
OXTALI 6
OXTALO
OXTALO 6
ORESET#
ORESET# 6
SYS EEPROM
OSDA0
OSDA0 6,9,16
OSCL0
OSCL0 6,9,16
SYS_EEPROM_WP
SY S_EEPROM_WP 6,11,13
U-ART & RS232
U0TX
U0TX 6,11
U0RX
U0RX 6,11
IR & KEY
Light_Sensor
Light_Sensor 6
ADIN2_SRV
ADIN2_SRV 6
ADIN3_SRV
ADIN3_SRV 6
RC6
RC6 6
LED_G
LED_G 6
LED_R
LED_R 6
STRAPPING
OPCTRL4
OPCTRL4 6
OPCTRL5
OPCTRL5 6
AOSDATA1
AOSDATA1 6,8
R4241
10K 1/16W 5%
R4237
10K 1/16W 5%
R4238
NC/10K 1/16W 5%