Sony CNU-500 Maintenance Manual page 58

1
2
3
4
5
A
B
AT-100 (2/7)
CNU-500 (UC)
CNU-500 (J)
CNU-500 (CE)
1/7 2 CONTROL BUS-1
1/7 3 GND
1/7 4 +5V
1/7 5 DATA BUS-1
1/7 6 ADDRESS BUS-1
R1220 R1222
47k R1221 47k
R1223
C61
47k 47k
0.01
IC35
MB81C4256A-70PFT
NM
1 24
VA8
OE A8
2 23 VA7
CAS A7
3 22
VD6 VA6
DQ3 A6
VD7 4 21 VA5
DQ4 A5
5
20 VA4
V SS A4
35
8
VD4 17
V
DQ1 CC
9 16
VD5 VA3
DQ2 A3
10 15 VA2
WE A2
11 14
VA1
RAS A1
12 13
VA0
NC A0
L11
47µH V5
:CHIP
C62
NM
CN1(1/8) 8P 1 REF VIDEO(X)IN
CN1(2/8) 8P R100
2 REF VIDEO(Y)IN
100k
CN1(3/8) 8P 3
D1
CN1(4/8) 8P 4
RD3.6M-T1B
C63
100p
V6
L12
47µH
-12V
:CHIP
C
AT-100 (2/7)
L14 V9
47µH
C66
0.01
IC42
80 79 78 77 76 75 74 73 72
YGV606B-F
IC38
MB81C4256A-70PFT
1 24 1
VA8
OE A8 VSS
2 23 VA7 VA0 2
CAS A7 VA0
3 3
VD2 22 VA6 C74 VA1
DQ3 A6 VA1
0.1
VD3 4 21 VA5 VA2 4
DQ4 A5 VA2
5
20 VA4 VA3 5
V SS A4 VA3
6
VDD
38 VA4 7
VA4
8
VD0 17 VA5 8
V
DQ1 CC VA5
9 16 9
VD1 VA3 VA6
DQ2 A3 VA6
10 15 VA2 VA7 10
WE A2 VA7
11
14 VA1 VA8 11
RAS A1 VA8
12 13 12
VA0
NC A0 VA9
13
VSS 42
14
RAS
15
CAS
16
OE
17
WE
18
VDD
19
CBDR
20
R132
DCLK
47k
21
CB0
22
CB1
23
CB2
24
VSS
25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
IC40 IC44
HA9P5020-5 LM1881M
8
C79
R108
NM
7 VCC
100
3
R135 C76
C.SYNC
680 0.1
6 2
40 C.VIDEO V.SYNC
2
44
4
R109 8
2.2k C75
ODD/EVEN
470p
GND
PULSE
R102 R110
4
22 2.2k
C64 C71 R133
0.1 0.1 NM
C65
15
16V
:TA
Q8 Q9 Q6
2SA812-T1-M5M6 2SA812-T1-M5M6 DTA144EKA-T146
Q5 IC39(1/2)
L13 V10
2SC1623-T1-L5L6 TL062CPS-E05 47µH
C72 R136
Q8
22 10k R142
10V 47k
:TA
V
R138 R140
6.8k 0
1
R106
VCO
12k
Q6
8
D2
6
RD4.7M-T1B C77 R143
GND
0.1 47k
7
39
5
4
C67
0.01
C70 R107
0.01 10k
R144
Q9
47k
R137 R139
V
10k 6.8k R141
0
Q5
1
VCO
C78 R145
GND
0.1 47k
Q7
C73
8
5
0.01
3
6
IC39(2/2)
4
TL062CPS-E05
IC43
2 TC4W53F(TE12R)
IC41(1/2)
1
TC7W02FU(TE12R)
39
1
3 C
2
INH
3
VEE
4
VSS
43
6-4 6-4
D E
CONTROL BUS
GND
+5V
DATA BUS
ADDRES BUS
C81
2.2
C86 C87
10 220
10V 10V
:TA :AL
71 70 69 68 67 66 65
R158
47k
64
D1
CD1
63 D0
R159
CD0
1k
62
TSTP
61 AVDP-INT
INT
60 WAIT-N
WAIT
59
VSS
58 AVDP-WR
CSW
57 AVDP-RD
CSR
56 A4
PS2
55 A3
PS1
54 A2
PS0
53
RESE-N1
RESET
SYNC ON/OFF
52 OUTA01
VDD
51 S6
TCB
3
50 1
FSC 2
49
CSYNC
48
VSS
47
R163
AVSS
6.8k
46
R179 R181
B
0 3.3k
Q10
45 R164
G
2SA812-T1-M5M6
6.8k
44
R
43
R165
AVDD IC48
6.8k
42
TC4W53F(TE12R)
VDD
D803 R178 L15
41
HSM88AS 1.6k 27µH
VDD 1 8
C VDD
C91 C93
2 7
10 220 R182
INH O
10V 10V C99 1.8k
3 6
:TA :AL 56p
VEE 1
4 5
VSS A
48
R180
100
R177
47k
Q10
C98
47
R151 R170 6.3V
1k 10k
IC46 IC49(1/2) IC49(2/2)
TC7S32F(TE85R) TC74HC4538AF(EL) TC74HC4538AF(EL)
C96
470p R173
100k
:CH
:RN
1
1 2
3
16 6
5 V Q
CC 12
4
6 49
11
RSET
5 7
7 Q
GND CD
8 3
R156
6.8k 5 R160
1
100 C95
4
0.1
2
R149 C83
680k 0.1 C88
0.001
3
Q7
DTA144EKA-T146
CP1
IC47(1/2) IC47(2/2)
TC74HC4538AF(EL) TC74HC4538AF(EL) MC14046BF-T2
C82 C85
4 10 0.1
10V RV1
:TA 50k
CC
3 R157 C92 C97
1
7 10 180p R167 680p R174
OUT
:CH 10k :CH 10k
2 14
PCA
3
PCB
IC41(2/2)
2 TC7W02FU(TE12R) 1 2 15 14
9
16 6 VCO IN
10
V Q 12 Q 11
CC
4 R1
47 11 47 12
C80 5 7 9 R2
C84
10 Q Q
0.1
10V GND CD
4
:TA 5
INH
8 3
13
CC
C90
0.1
3
OUT
2 CP2
RV1;CHARACTER H PHASE
D3
1SS123-T1
C89
22
10V
:TA
C94
R169 15
8
15k 16V
VDD
:TA
7
O
6
1
5
A
F
ON
OFF
IC51
HA9P5020-5
C108
7
3 10
10V
6
51
2
4
8
R185
6.8k
R183
2.2k
C102 R186 C104 C106
0.1 NM 10 220
10V 10V
:AL
R189
75
R190
NM
TP2
C100
680p R184
:CH 10k
:RN
15 14
10
Q
49
9
Q
13
2
1
52
3
IC52(2/2)
IC50 TL062CPS-E05
IC52(1/2)
TL062CPS-E05
C103
16
NM
8
6
V
DD
7
2
R187
PC1 52
1k
5
13
PC2
50 1
4
PCP
4
R188
VCO OUT
68k
6
C1A
7
C1B
C105
10 C107
1
SF
35V 0.001
15 :TA
ZD
GND
C109
NM
8
INB04
CNU-500
G H