JVC LT-42HB1BU Service Manual page 54

MAIN PWB CIRCUIT DIAGRAM (32/46) [STi7103 LMI DDR_SDRAM]
5
D
LMI_DATA0
LMI_DATA1
LMI_DATA2
LMI_DATA3
LMI_DATA4
LMI_DATA5
LMI_DATA6
LMI_DATA7
LMI_DATA8
LMI_DATA9
LMI_DATA10
LMI_DATA11
LMI_DATA12
LMI_DATA13
LMI_DATA14
LMI_DATA15
LMI_DATA16
LMI_DATA17
LMI_DATA18
LMI_DATA19
C
LMI_DATA20
LMI_DATA21
LMI_DATA22
LMI_DATA23
LMI_DATA24
LMI_DATA25
LMI_DATA26
LMI_DATA27
LMI_DATA28
LMI_DATA29
LMI_DATA30
LMI_DATA31
LMI_CLK
LMI_CLK
LMI_notCLK
MAIN PWB(33/46) LMI_notCLK
LMI_CKEN PR1242D
LMI_CKEN
Close to +SYS_VDD_DDR
STi7103
B
CD1245
103p/50V/1005
CD1248 CD1247
103p/50V/1005 104p/16V/1005
A
All location are from 1231 to 1260
5
4
U1131A ST-7103AUD
PR1231A 220*4/1005
1 8 M2
lmisysdata[0] lmisysadd[0]
PR1231B 220*4/1005
2 7 M3
lmisysdata[1] lmisysadd[1]
220*4/1005
PR1231C
3 6 N5
lmisysdata[2] lmisysadd[2]
220*4/1005
PR1231D
4 5 N3
lmisysdata[3] lmisysadd[3]
220*4/1005
PR1232A
1 8 N4
lmisysdata[4] lmisysadd[4]
PR1232B 220*4/1005
2 7 P5
lmisysdata[5] lmisysadd[5]
PR1232C 220*4/1005
3 6 P4
lmisysdata[6] lmisysadd[6]
220*4/1005
PR1232D
4 5 R4
lmisysdata[7] lmisysadd[7]
220*4/1005
PR1233A
1 8 C2
lmisysdata[8] lmisysadd[8]
PR1233B 220*4/1005
2 7 C1
lmisysdata[9] lmisysadd[9]
PR1233C 220*4/1005
3 6 D3
lmisysdata[10] lmisysadd[10]
220*4/1005
PR1233D
4 5 D1
lmisysdata[11] lmisysadd[11]
220*4/1005
PR1234A
1 8 D2
lmisysdata[12] lmisysadd[12]
220*4/1005
PR1234B
2 7 E4
lmisysdata[13]
PR1234C 220*4/1005
3 6 E2
lmisysdata[14]
220*4/1005
PR1234D
4 5 E3
lmisysdata[15]
220*4/1005
PR1235A
1 8 U3
lmisysdata[16] lmisysbksel[0]
220*4/1005
PR1235B
2 7 U4
lmisysdata[17] lmisysbksel[1]
PR1235C 220*4/1005
3 6 V3
lmisysdata[18]
PR1235D 220*4/1005
4 5 V1
lmisysdata[19] lmisysdatastrobe[0]
220*4/1005
PR1236A
1 8 V2
lmisysdata[20] lmisysdatastrobe[1]
220*4/1005
PR1236B
2 7 W3
lmisysdata[21] lmisysdatastrobe[2]
PR1236C 220*4/1005
3 6 W2
lmisysdata[22] lmisysdatastrobe[3]
PR1236D 220*4/1005
4 5 W4
lmisysdata[23]
220*4/1005
PR1237A
1 8 H3
lmisysdata[24] lmisysdatamask[0]
220*4/1005
PR1237B
2 7 H2
lmisysdata[25] lmisysdatamask[1]
220*4/1005
PR1237C
3 6 H4
lmisysdata[26] lmisysdatamask[2]
PR1237D 220*4/1005
4 5 J2
lmisysdata[27] lmisysdatamask[3]
PR1238A 220*4/1005
1 8 J1
lmisysdata[28]
220*4/1005
PR1238B
2 7 J3
lmisysdata[29] notlmisysras
220*4/1005
PR1238C
3 6 K4
lmisysdata[30] notlmisyscas
220*4/1005
PR1238D
4 5 K3
lmisysdata[31] notlmisyswe
notlmisyscs[0]
RD1231 220/1005
L1
lmisysclk notlmisyscs[1]
RD1233 220/1005
L2
notlmisysclk
220*4/1005
5 4 W6
lmisysclken LMISYSVREF
LMISYSREF
+SYS_VDD_DDR
LMISYSGNDBGCOMP
P9
LMISYSVDDE2V5
P10
LMISYSVDDE2V5
R9
LMISYSVDDE2V5
R10
LMISYSVDDE2V5
T9
LMISYSVDDE2V5
T10
LMISYSVDDE2V5
U9
LMISYSVDDE2V5
U10
LMISYSVDDE2V5
V9
LMISYSVDDE2V5
V10
LMISYSVDDE2V5
W9
LMISYSVDDE2V5
W10
LMISYSVDDE2V5
System
CD1246
104p/16V/1005
LMI Interface
CD1237
47uF/16V/MVK/S
MAIN PWB ASS'Y(32/46)
[STi7103 LMI DDR_SDRAM]
HU-71100006
4
(No.YA707<Rev.001>)2-71
3
LMI_DATA[31..0]
PR1239C 220*4/1005 LMI_ADDR0
M8 3 6
PR1239B 220*4/1005 LMI_ADDR1
N7 2 7
220*4/1005
PR1239A LMI_ADDR2
L7 1 8
220*4/1005
PR1240D LMI_ADDR3
M6 4 5
220*4/1005 LMI_ADDR4
PR1239D
K8 4 5
PR1241B 220*4/1005 LMI_ADDR5
H6 2 7
PR1240A 220*4/1005 LMI_ADDR6
J7 1 8
220*4/1005
PR1241C LMI_ADDR7
G7 3 6
220*4/1005
PR1241A LMI_ADDR8
H8 1 8
PR1241D 220*4/1005 LMI_ADDR9
J5 4 5
PR1245A 220*4/1005 LMI_ADDR10
R6 1 8
220*4/1005
PR1240B LMI_ADDR11
L5 2 7
220*4/1005
PR1240C LMI_ADDR12
K6 3 6
220*4/1005
PR1245C LMI_BANK0
T5 3 6
220*4/1005
PR1245B LMI_BANK1
R8 2 7
RD1234 220/1005 LMI_DQS0
R2
RD1236 220/1005 LMI_DQS1
F5
RD1237 220/1005 LMI_DQS2
T3
RD1238 220/1005 LMI_DQS3
G4
RD1239 220/1005 LMI_DQM0
R3
RD1240 220/1005 LMI_DQM1
F3
RD1241 220/1005 LMI_DQM2
T1
RD1242 220/1005 LMI_DQM3
G3
220*4/1005
PR1242A LMI_notRAS
U6 1 8
220*4/1005
PR1242C LMI_notCAS
U8 3 6
220*4/1005 LMI_WE
PR1242B
V7 2 7
PR1245D 220*4/1005 LMI_notCS0
T7 4 5
RD1235 220/1005 LMI_notCS1
V5
+SYS_VREF_DDR
RD1232
CD1236
W8
CD1238
E5
Y8 124/F/1005
104p/16V/1005 104p/16V/1005
On Components side
Close to STi7103
3
2-72(No.YA707<Rev.001>)
2
LMI_DATA[31..0]
MAIN PWB(33/46)
LMI_ADDR[12..0]
LMI_ADDR[12..0]
LMI_BANK0
LMI_BANK1
LMI_DQS0
LMI_DQS1
LMI_DQS2
LMI_DQS3
MAIN PWB(33/46)
LMI_DQM0
LMI_DQM1
LMI_DQM2
LMI_DQM3
LMI_notRAS
LMI_notCAS
LMI_WE
LMI_notCS0
1
TP1231 PCB_TP08
+SYS_VDD_DDR
Close to VDD pins of DDR parts
+SYS_VDD_DDR +SYS_VDD_DDR
CD1234 CD1241
104p/16V/1005 104p/16V/1005
CD1233 CD1242 CD1239
104p/16V/1005 47uF/16V/MVK/S 104p/16V/1005
2
1
D
C
B
CD1240
47uF/16V/MVK/S
A
1
hb1_main_0612_32/48_0.0