Grundig 22 VLE 521 BG Service Manual page 92

GRUNDIG Service
Chassisplatte / Chassis Board – RAM (VTY190R-23)
3A DDR1V5
TP14
VCC1V5
L200
C208
C201
100nF
10UF
6.3V
IC100A
DDR3
B25 A_MADR0 A_MADR5
A_MADR0
A7 A_MADR1 A_BA2
A_MADR1
B24
A_MADR2 A_MADR7
A_MADR2
B22 A_MADR3 A_MADR2
A_MADR3
B8 A_MADR4
A_MADR4
C23 A_MADR5 A_MADR13
A_MADR5
A8
A_MADR6 A_MADR9
A_MADR6
A23 A_MADR7 A_MRESETZ
A_MADR7
C8 A_MADR8 A_MADR0
A_MADR8
C24 A_MADR9
A_MADR9
C10
A_MADR10 A_CASZ
A_MADR10
B7
A_MADR11 A_WEZ
A_MADR11
C9 A_MADR12 A_BA0
A_MADR12
A24 A_MADR13 A_MADR3
A_MADR13
A25
A_MRESETZ
A_MRESETZ
A21
A_CASZ A_MADR4
A_MCASZ
A20 A_RASZ A_MADR12
A_MRASZ
B21 A_WEZ A_BA1
A_MWEZ
A11
A_CKE A_MADR10
A_MCKE
B10
A_ODT
A_MODT
C22 A_BA0 A_MADR11
A_MBADR0
B9 A_BA1 A_MADR1
A_MBADR1
B23 A_BA2 A_MADR8
A_MBADR2
A_MADR6
C20 A_MDATA0
A_MDQL0
C13 A_MDATA1 A_ODT
A_MDQL1
B19 A_MDATA2
A_MDQL2
B13
A_MDATA3 A_CKE
A_MDQL3
B20 A_MDATA4 A_MDATA7
A_MDQL4
A12 A_MDATA5 A_MDATA5
A_MDQL5
C21 A_MDATA6 A_MDATA1
A_MDQL6
B12
A_MDATA7
A_MDQL7
B14 A_MDATA8 A_MDATA14
A_MDQU0
C18 A_MDATA9 A_MDATA12
A_MDQU1
C14 A_MDATA10 A_MDATA15
A_MDQU2
B18
A_MDATA11 A_MDATA9
A_MDQU3
B17 A_MDATA12
A_MDQU4
A18 A_MDATA13 A_MDATA6
A_MDQU5
A16 A_MDATA14 A_MDATA4
A_MDQU6
A17
A_MDATA15 A_RASZ
A_MDQU7
A_MDATA0
A13 A_DQML
A_MDQML
C19 A_DQMU A_MDATA13
A_MDQMU
A_MDATA11
B16
A_DQSL_P A_DQMU
A_MDQSL
A15 A_DQSL_N A_MDATA2
A_MDQSLZ
B15 A_DQSU_P
A_MDQSU
C15
A_DQSU_N A_DQML
A_MDQSUZ
A_MDATA3
B11 A_MCLK_P A_MDATA10
A_MCLK
A10 A_MCLK_N A_MDATA8
A_MCLKZ
C25 B_MADR0
B_MADR0
E23 B_MADR1
B_MADR1
D25 B_MADR2 B_MADR11
B_MADR2
Y24
B_MADR3 B_MADR1
B_MADR3
F24 B_MADR4 B_MADR8
B_MADR4
AA23 B_MADR5 B_MADR6
B_MADR5
F23 B_MADR6
B_MADR6
AB23
B_MADR7
B_MADR7
E24 B_MADR8 B_MRESETZ
B_MADR8
AB25 B_MADR9 B_MADR0
B_MADR9
G25 B_MADR10 B_MADR2
B_MADR10
D24
B_MADR11
B_MADR11
F25 B_MADR12 B_MADR4
B_MADR12
AB24 B_MADR13 B_MADR12
B_MADR13
D23 B_MRESETZ B_BA1
B_MRESETZ
W25
B_CASZ B_MADR10
B_MCASZ
W23
B_RASZ
B_MRASZ
Y23 B_WEZ B_ODT
B_MWEZ
J25 B_CKE
B_MCKE
H24
B_ODT B_WEZ
B_MODT
Y25
B_BA0 B_BA0
B_MBADR0
G24 B_BA1 B_MADR3
B_MBADR1
AA24 B_BA2 B_MADR5
B_MBADR2
V23
B_MDATA0 B_BA2
B_MDQL0
K24 B_MDATA1 B_MADR7
B_MDQL1
U24 B_MDATA2 B_MADR13
B_MDQL2
L24 B_MDATA3 B_MADR9
B_MDQL3
V24
B_MDATA4
B_MDQL4
K23 B_MDATA5
B_MDQL5
W24 B_MDATA6 B_MDATA4
B_MDQL6
J24 B_MDATA7 B_RASZ
B_MDQL7
M24
B_MDATA8 B_MDATA6
B_MDQU0
T24 B_MDATA9 B_CASZ
B_MDQU1
L25 B_MDATA10
B_MDQU2
U23 B_MDATA11 B_MDATA3
B_MDQU3
R24
B_MDATA12 B_DQML
B_MDQU4
T25 B_MDATA13 B_MDATA10
B_MDQU5
P25 B_MDATA14 B_MDATA8
B_MDQU6
R25 B_MDATA15
B_MDQU7
B_CKE
L23
B_DQML B_MDATA7
B_MDQML
U25 B_DQMU B_MDATA5
B_MDQMU
B_MDATA1
P24
B_DQSL_P
B_MDQSL
N25
B_DQSL_N B_MDATA11
B_MDQSLZ
N24 B_DQSU_P B_DQMU
B_MDQSU
M25 B_DQSU_N B_MDATA2
B_MDQSUZ
B_MDATA0
J23
B_MCLK_P
B_MCLK
H25 B_MCLK_N B_MDATA14
B_MCLKZ
TP18
D22
B_MDATA12
NC
B_MDATA15
B_MDATA9
MSD3819UX
B_MDATA13
DDR15V_A
C202 C203 C204 C205 C206 C207
100nF 100nF 100nF 100nF 100nF 100nF
R203 22R A-MADR5
A-BA2
A-MADR7
A-MADR2
DDR15V_A
R205 22R A-MADR13
A-MADR9
A-MRESETZ
A-MADR0
R208 22R A-CASZ
N3
A-WEZ A-MADR0
A-BA0 A-MADR1
A-MADR3 A-MADR2
N2
A-MADR3
R212 22R A-MADR4 A-MADR4
A-MADR12 A-MADR5
A-BA1 A-MADR6 R8
R2
A-MADR10 A-MADR7
T8
A-MADR8
R214 22R A-MADR11 A-MADR9 R3
A-MADR1 A-MADR10 L7
A-MADR8 A-MADR11 R7
N7
A-MADR6 A-MADR12
R215 22R A-ODT A-BA0 M2
A-BA1 N8
M3
R217 22R A-CKE A-BA2
A-MDATA7
A-MDATA5 L2
A-MDATA1 A-RASZ
K3
A-CASZ
R219 22R A-MDATA14 A-WEZ L3
A-MDATA12 A-ODT K1
A-MDATA15
M8
A-MDATA9 A-VREFCA
R220 22R A-MDATA6
A-MDATA4
L1
A-RASZ
L9
A-MDATA0
M7
R223 22R A-MDATA13 A-MADR13 T3
T7
A-MDATA11
A-DQMU
A-MDATA2
R227 22R A-DQML
A-MDATA3
A-MDATA10
A-MDATA8
R228
240R 1%
R229 22R B-MADR11
B-MADR1
DDR15V_B
B-MADR8
B-MADR6
R230 22R
B-MRESETZ
B-MADR0
B-MADR2
N3
B-MADR0
R231 22R B-MADR4 B-MADR1
B-MADR12 B-MADR2
B-BA1 B-MADR3 N2
B-MADR10 B-MADR4
B-MADR5
R234 22R B-ODT B-MADR6 R8
B-MADR7 R2
T8
R235 22R B-WEZ B-MADR8
R3
B-BA0 B-MADR9
B-MADR3 B-MADR10 L7
B-MADR5 B-MADR11 R7
N7
B-MADR12
R236 22R B-BA2
B-MADR7 B-BA0 M2
B-MADR13 B-BA1 N8
B-MADR9 B-BA2 M3
L2
R239 22R B-MDATA4 B-RASZ
B-RASZ B-CASZ K3
L3
B-MDATA6 B-WEZ
B-CASZ B-ODT K1
R240 22R B-MDATA3 B-VREFCA M8
B-DQML
B-MDATA10
B-MDATA8
L1
L9
R241 22R B-CKE
M7
B-MDATA7
B-MDATA5 B-MADR13 T3
B-MDATA1 T7
R247 22R B-MDATA11
B-DQMU
B-MDATA2
B-MDATA0
R248 22R B-MDATA14
R249
R250 22R B-MDATA12
240R 1%
B-MDATA15
B-MDATA9
B-MDATA13
TP15
DDR1V5
C209 C210 C211 C212
100nF 100nF 100nF 100nF
A0
P7
A1
P3
A2
A3
P8
A4
P2
A5
A6
A7
A8
A9
A10
A11
A12
BA0
BA1
BA2
/CS
J3
/RAS
/CAS
/WE
ODT
VREFCA
J1
NC1
J9
NC2 VREFDQ
NC3
NC4
NC5
A13
NC7
A0
P7
A1
P3
A2
A3
P8
A4
P2
A5
A6
A7
A8
A9
A10
A11
A12
BA0
BA1
BA2
/CS
J3
/RAS
/CAS
/WE
ODT
VREFCA
J1
NC1
J9
NC2 VREFDQ
NC3
NC4
NC5
A13
NC7
2 - 38
VCC1V5
DDR15V_B
C213 C214 C215 C216 C217
100nF 100nF 100nF 100nF 100nF
IC200
K4B1G1646G-BCK0
D3
A-DQMU
DMU
C7 A-DQSU_P R209 22R A_DQSU_P
DQSU
B7 A-DQSU_N R210 22R A_DQSU_N
/DQSU
D7
A-MDATA10
DQU0
C3 A-MDATA15
DQU1
C8 A-MDATA12
DQU2
C2
A-MDATA11
DQU3
A7
A-MDATA14
DQU4
A2 A-MDATA13
DQU5
B8 A-MDATA8
DQU6
A3 A-MDATA9
DQU7
E7 A-DQML
DML
F3 A-DQSL_P R216 22R A_DQSL_P
DQSL
G3
A-DQSL_N R218 22R A_DQSL_N
/DQSL
E3 A-MDATA6
DQL0
F7 A-MDATA3
DQL1
F2
A-MDATA4
DQL2
F8 A-MDATA1
DQL3
H3 A-MDATA2
DQL4
H8 A-MDATA5
DQL5
G2
A-MDATA0
DQL6
H7 A-MDATA7
DQL7
H1 A-VREFDQ
J7
A-MCLK_P R221
CK
K7 A-MCLK_N
/CK
K9 A-CKE R222 NC R224
CKE
T2
A-MRESETZ
/RESET
R226 R225
56R 56R
C221
10nF
IC201
K4B1G1646G-BCK0
D3
B-DQMU
DMU
C7 R232 22R
B-DQSU_P B_DQSU_P
DQSU
B7 B-DQSU_N R233 22R B_DQSU_N
/DQSU
D7
B-MDATA12
DQU0
C3
B-MDATA9
DQU1
C8 B-MDATA14
DQU2
C2 B-MDATA11
DQU3
A7
B-MDATA8
DQU4
A2
B-MDATA13
DQU5
B8 B-MDATA10
DQU6
A3 B-MDATA15
DQU7
E7 B-DQML
DML
F3 B-DQSL_P R237 22R B_DQSL_P
DQSL
G3 B-DQSL_N R238 22R B_DQSL_N
/DQSL
E3 B-MDATA2
DQL0
F7 B-MDATA1
DQL1
F2 B-MDATA0
DQL2
F8
B-MDATA3
DQL3
H3
B-MDATA6
DQL4
H8 B-MDATA5
DQL5
G2 B-MDATA4
DQL6
H7
B-MDATA7
DQL7
H1 B-VREFDQ
J7
B-MCLK_P R242 22R
CK
K7
B-MCLK_N
/CK
K9 B-CKE R243 NC R244 22R
CKE
T2 B-MRESETZ
/RESET
R246 R245
56R 56R
C222
10nF
Chassis TY
R200
TP13
A-VREFCA
1K 1%
R201
C200
1K 1%
100nF
R202
TP16
A-VREFDQ
1K 1%
R204
C218
1K 1%
100nF
R206
TP17 B-VREFCA
1K 1%
R207
C219
1K 1%
100nF
R211
B-VREFDQ
1K 1%
R213
C220
1K 1%
100nF
22R A_MCLK_P
22R A_MCLK_N
B_MCLK_P
B_MCLK_N