Grundig SCENOS UMS 4400 DVD Serviceanleitung Seite 28

GRUNDIG Service
MPEG - Memory & Video
VCC VCC VCC
EM-MARIN
RESET IC
U9 D1 R43
OPEN OPEN
1
NC
(10K)
2
GND
(1N4148)
3
NC
4
RES
5
VDD
V6300
Package: SOT-23 5L
GND GND
REST#
U6
LD0
13
D0
LD1
14
D1
LD2
15
D2
LD3 17
D3
LD4
18
D4
LD5
19
D5
LD6
20
D6
LD7
21
D7
A10
A11
A12
VCC
A13
A14
A15
32
VCC A16
A17
A18
A19
16
GND CE
OE
27C040/080 -90
GND
U7
REST# 1
RESET CLK/CE1
3
WE ADDR/CE1
4-PIN EXTENSION FOR ROM EMULATOR INTERFACE
LD[0..7]
R389 OPEN
LA0 OPEN
LD15 OPEN
OPEN
VCC
0 OHM
VCC33
U4
LA16
1
A15
LA15
2
A14
LA14
3
A13
LA13
4
A12
LA12
5
A11
LA11
6
A10
LA10
7
A9
LA9
8
A8
9
NC
10
NC
WRLL#
11
W
REST#
12
RP
13
VPP
14
DU/WP
15
NC
LA19
16
NC
LA18
17
A17
LA8
18
A7
LA7
19
A6
LA6
20
A5
LA5
21
A4
LA4
22
A3
LA3
23
A2
LA2 24
A1
LCS2# R213
LCS3# R212
VCC33
4.7K
R26
Pull high ES60x8 pin 41 to use
DCLK for clock source, no need
for XIN/XOUT crystal circuitry
C59
OPEN
C58
OPEN
LA[0..17]
LA0
12
A0
LA1
11
A1
LA2
10
A2
9 LA3
A3
LA4
8
A4
LA5
7
A5
LA6
6
A6
LA7
5
A7
LA8
27
A8 LA[0..17]
LA9
26
A9
23 LA10
LA11
25
LA12
4
LA13
28
LA14
29
LA15 LA19
3
LA16 LA18
2
LA17
30
R33 OPEN
31
1 R31 0 OHM
R35 OPEN
R340 OHM
22
24
2 R354OPEN
LA21
4
R390 0 OHM
R381
R382
R385
R388
GND
LA17
48
A16
47
BYTE
46
GND EAUX40
45
DQ15/A_1
LD7
44
DQ7
HIORDY
LD14
43
DQ14
LD6
42
DQ6
LD13
41
DQ13
LD5
40
DQ5
LD12
39
DQ12
LD4
38
DQ4
37
VCC
LD11
36
DQ11
LD3
35
DQ3
LD10
34
DQ10
LD2
33
DQ2
LD9
32
DQ9
LD1
31
DQ1
LD8
30
DQ8
LD0
29
DQ0
LOE#
28
G
27
GND
26
E EAUX20
LA1
25
A0
EAUX23
GND
EAUX24
EAUX25
EAUX26
EAUX27
0 OHM
OPEN
Pull high TDMDX
to select 8-bit
ROM boot, pull
low to select
16-bit ROM boot
VCC33
R7
4.7K
R41
OPEN
33 OHM
R8
GND
105
GND
CLK
REST#
24
RESET
173
LCS0
174
LCS1
LCS2#
175
LCS2
LCS3#
176
LCS3
WRLL#
198
LWRLL
199
LWRHL
LOE#
170
LOE
LA0
204
LA0
LA1 205
LA1
LA2
206
LA2
LA3
207
LA3
LA4
2
LA4
LA5
3
LA5
LA6
4
LA6
LA7
5
LA7
LA8
6
LA8
LA9
7
LA9
LA10
10
LA10
LA11
11
LA11
LA12
12
LA12
LA13
13
LA13
LA14
14
LA14
LA15
15
LA15
LA16
16
LA16
LA17
19
LA17
LA18
20
LA18
LA19 21
LA19
22
LA20
LA21
23
LA21
LD0
178
LD0
LD1
179
LD1
LD2
180
LD2
LD3 181
LD3
LD4
182
LD4
LD5
185
LD5
LD6
186
LD6
LD7
187
LD7
LD8
188
LD8
LD9
189
LD9
LD10
190
LD10
LD11
191
LD11
LD12
194
LD12
LD13
195
LD13
LD14
196
LD14
LD15
197
LD15
145
HRST/EAUX3[5]
150
HRD/DCI_ACK/EAUX4[6]
149
HWR/DCI_CLK/EAUX4[5]
143
HRDQ/EAUX4[0]
142
HWRQ/DCI_REQ/EAUX4[1]
146
HIORDY/EAUX3[3]
151
HIOCS16/CAMPCLK/EAUX3[4]
152
HCS1FX/EAUX3[7]
153
HCS3FX/EAUX3[6]
144
HIRQ/DCI_ERR/EAUX4[7]
154
HA0/EAUX4[2]
155
HA1/EAUX4[3]
158
HA2/EAUX4[4]
122
HD0/DCI[0]/EAUX1[0]
123
HD1/DCI[1]/EAUX1[1]
124
HD2/DCI[2]/EAUX1[2]
125
HD3/DCI[3]/EAUX1[3]
126
HD4/DCI[4]/EAUX1[4]
127
HD5/DCI[5]/EAUX1[5]
128
HD6/DCI[6]/EAUX1[6]
131
HD7/DCI[7]/EAUX1[7]
132
HD8/DCI_FDS/EAUX2[0]
133
HD9/EAUX2[1]
134
HD10/EAUX2[2]
135
HD11/EAUX2[3]
136
HD12/EAUX2[4]
137
HD13/EAUX2[5]
140
HD14/EAUX2[6]
141
HD15/EAUX2[7]
RN2
33x4
TDMTSC
1 8
TDMFS
2 7
TDMCLK
3 6
TDMDR
4 5
3 - 13
SCENOS UMS 4400 DVD
TDMTSC
TDMDR
TDMFS
TDMCLK VCC33
R60
Q1
VCC33 8050
FB1
FERB
FB5
FERB
ES60X8
GNDV GND
F_PACKCLK
F_SECTSTART
F_BCLK
F_DATA
VCC33
R2
OP
R2
4.7
0
GND
VCC27
Q5
OPEN
PC