Eq-88 - Sony HDW-750 Maintenance Manual

HDW-750 (J) : S/N 70001 and Higher
HDW-750 (UCJ) : S/N 10001 and Higher

EQ-88(1/3)

CN1100 IC1105
MINI TXD OUT 18 2
1
IC1105
IC1102
MINI RXD IN 6 14 5
2 4
3
9
MINI GND
5
FLASH
7
IC1103
IC1110
RESET 13 7 4
6
6
5
CN100 IC1103
SS PS3 EQ CMD 4 16
SS(2/2),MB 57
SS L EQ CPU RST 11 9
SS(2/2),MB 56
IC1103 IC1105
CN100
SS PS3 EQ RES 9 11
SS(2/2),MB 62
19
CN100 IC1103
SS PS3 EQ CS 8 12
SS(2/2),MB 60
CN100 IC1105
SS PS3 EQ RDY 7 13
SS(2/2),MB 59
IC1105 IC1113
CN100
SS TAPE SPEED 4 16 3 1
SS(2/2),MB 55
IC1114
IC1113
13
3 5
SEL
3/3 A ENV
1
3/3 B ENV
15
3/3 C ENV
2
3/3 D ENV
14
3/3 E ENV
5 9
3/3 F ENV
12 10
3/3 G ENV
4 11
3/3 H ENV
IC1102
2
15
CN100 IC1103
SS PS3 EQ CK 2 18 1
SS(2/2),MB 58
10
IC1104
IC1102
12
6 5
SCL SDA
13
3/3 OD GAIN ERR
3/3 EV GAIN ERR
3/3 ALARM
R A/P E
R B/P F
R D/P H
R G/P C
R H/P D
CN101
SS REC A/PB E SEL R A/P E
MDR(2/2) 35
SS REC B/PB F SEL R B/P F
MDR(2/2) 36
SS REC C/PB G SEL R C/P G
MDR(2/2) 37
SS REC D/PB H SEL R D/P H
MDR(2/2) 38
SS REC E/PB A SEL R E/P A
MDR(2/2) 39
SS REC F/PB B SEL R F/P B
MDR(2/2) 40
SS REC G/PB C SEL R G/P C
MDR(2/2) 41
SS REC H/PB D SEL R H/P D
MDR(2/2) 42
HDW-750 V2
IC1101
CPU
82-89
97
D0-7
TXD1
8
8
79
A0
98
RXD1 78
M0
28
P62
76
CS0
8
STBY
77
CS1
5
MD1 75
CS2
1
RES
6
IC1111
MD0 12
11
13
S1101
EXT
IC1111
56 17 9
P47 CLOCK 8
10
IC1111 IC1111
19 1 4
WR 3 6
26 22 25 5
RD
P60
27 14
P61 TXD0
12
SCK0
38 48
P70 PA0
39
7
IC1117
P71
9 8
10
IC1117
12 11
13
51
IC1117
P42
50 10 2 3
P41 PA7
49 94 1
P40 P81
90
PB1
47
PA1
91
PB0 H POWER SAVE
99
SCK1
33
P65
32
P64 96
P83
+3.3V
14
16 53
D1103
SDA P44
52
11 P43 D1104
69
PB4
41 80
PB3 D1105
P73
42 54
D1106
P74 P45
40 2
P72 XTAL
X1101
10MHz
63 3
EXTAL
P24
61
P26
64 57
PB7
P23
62 58
P25 PB6
60 68
P27 PB5
IC1116
93 2 5
P80
D F.F
3
IC1116
95 12 9
P82
D F.F
11
EQ-88 (1/3) EQ-88 (1/3)
IC102
R A/P E 1
3
DBUS 0-7 2/3,3/3
2
R B/P F 5
6
STT0 2/3,3/3
4
STT1 2/3,3/3
R C/P G 9
8
10
CS0 3/3
R D/P H 13
11
CS1 1/3
12
CS2 2/3
IC103
R E/P A 1
3
2
RING CPU CK 2/3
R F/P B 5
6
4
CPU CK 3/3
R G/P C 9
8
10
R H/P D 13
ED/RING STB 2/3,3/3
11
12
SIO DATA 2/3
SIO CK 2/3 2/3
RC SIO DATA 3/3
RC SIO CK 3/3
RC SIO STB 3/3
IC104
L CK27 EN 2/3
R E/P A 2 4
SEL
EQ STB1 2/3 RC EDEN PB A SEL
R A/P B 3
2/3
R F/P C 5 7
RC EDEN PB B SEL
L EE 2/3
R B/P D 6
R G/P E 11 9
R/E RESET 2/3,3/3 RC EDEN PB C SEL
R C/P F 10
R H/P G 14 12
RC EDEN PB D SEL
R D/P H 13
1
IC105
R E/P A 2 4
SEL
RC EDEN PB E SEL
R A/P B 3
R F/P C 5 7
RC EDEN PB F SEL
L ABCD REC 2/3
R B/P D 6
R G/P E 11
9
L EFGH REC 2/3 RC EDEN PB G SEL
R C/P F 10
R H/P G 14 12
RC EDEN PB H SEL
R D/P H 13
1
3-27 3-27
IC101
ENCODER
64
YCB SEL CN101
19 EQ MPX DATA(Y)
PE DATA 31
1 EQ MPX DATA(X)
REC SEL 32
CN101
2 22 EQ MPX CK(Y)
AUX1 PE CK 28
EQ MPX CK(X)
29
3
CNFA SEL
4
CNFB SEL
5
FEEN
6
AUX2
7
A1 SEL
14
B3 SEL
15
B5 SEL
16
B7 SEL
60
CAM CK
CK51
8
A3 SEL
9
A5 SEL
62
RST
3/3
3/3
3/3
3/3
3/3
3/3
3/3
3/3
L SYS RESET 3.3 2/3
MDR(2/2)
MDR(2/2)
MDR(2/2)
MDR(2/2)
EQUALIZER
EQ-88 (1/3)