Apr-59 - Sony HDW-750 Maintenance Manual

HDW-750 (J) : S/N 70001 and Higher
HDW-750 (UCJ) : S/N 10001 and Higher
S101
IC102
(1/2)
3 1 MANUAL
FP-121(2/4)
MANUAL
+LIMITER
S101
CH-1 AUDIO SELECT
AUTO/MANUAL
IC108
IC103,Q102 IC104
10dB ATT
5 7 VARI GAIN LEVEL
1/4 CH1 MANUAL
AMP DET
Q117
ON/OFF
4/4 L CH1 ATT ON/H OFF
SW
4/4 L A/D PD12CH ON
S201
IC202
3 1 MANUAL (1/2)
MANUAL
+LIMITER
S201
CH-2 AUDIO SELECT
AUTO/MANUAL
IC108
IC203,Q202 IC204
10dB ATT
3 1 VARI GAIN LEVEL
1/4 CH2 MANUAL
AMP DET
Q217
ON/OFF
4/4 L CH2 ATT ON/H OFF
SW
IC405
IC302,Q310 IC303
10dB ATT
5 7 VARI GAIN LEVEL
1/4 CH3 AUTO -42dB
AMP DET
Q411
ON/OFF
4/4 L CH3 ATT ON/H OFF
SW
IC160,Q150
AGC
OFF SET
RV150
4/4 L A/D PD34CH ON
IC405
IC402,Q401 IC403
10dB ATT
3 1 VARI GAIN LEVEL
1/4 CH4 AUTO -42dB
AMP DET
Q412
ON/OFF
4/4 L CH4 ATT ON/H OFF
SW
IC160,Q151
AGC
OFF SET
RV153
4/4 H CH3/4 LIM ON
3/4,4/4 L REF 18DB/H OFF
3/4,4/4 L REF 16DB/H OFF
L REC EMPHA ON
2/4.4/4
CN105
DVP DL AU D12
DVP(2/5),MB
14
DVP FP AU VD
DVP(3/5),MB 15
CA EXT AU D12
HN,MB 13
CA EXT AU D34
HN,MB 12
DVP PB AU D12
DVP(5/5),MB 7
DVP BP AU D34
DVP(5/5),MB
8
IC705
DVP FP AU 256FS 2 BUFF 18
DVP(5/5),MB 18
3 17
4 16
5 15
DVP FP AU 64FS 7 13
DVP(5/5),MB 17
DVP FP AU FS 8 12
DVP(5/5),MB 16
9 11
CN201
AP5 DA3/4 OUT 6 14
40
HDW-750 V2
FP-121 (2/4), APR-59, HP-103
S102
MANUAL
IC109
3 1
AUTO
TP101
IC102
5
IC105
7 5
6 7
6
Q109,110
Q103-105
LEVEL
Q112
AGC
SEL
& IC206
IC105
LIMITER 2 2 18
1
3 5 15
8
+3.3V
IC107
S101
3 D F.F 5
(2/2)
2
S202
MANUAL IC109
5 7
AUTO
TP201
IC202
5
IC205
7 5
6 7
6
Q209,210
Q203-205
LEVEL
Q211
AGC
SEL
&
IC205
LIMITER 2
1
3
Q111
+3.3V
S201
(2/2)
TP302
IC301
3
IC304
1 5
2 7
6
Q319,320
Q312,313,316
LEVEL
Q322
AGC
SEL
& IC206
IC304
LIMITER 2 3 17
1
3
6
IC107
11 D F.F 9
12
TP401
IC301
5
IC404
7 5
6 7
6
Q408,409
Q402,403,405
LEVEL
Q410
AGC
SEL
&
IC404
LIMITER 2
1
3
Q321
FP-121 (2/4), APR-59, HP-103

APR-59

3/4
CH1 MONITOR ANALOG
IC106
A/D CONV
CN201 CN201
6 21 AU A/D DATL 12CH
AU A/D DATL 12CH
AINL+ SDATA
23 28
7
AINL- CN201
1 CA DATL 12CH
AINR+ 18
2
AINR-
CN201
AU A/D DATL 34CH
29
17
MCLK
18
SCLK
12 19 CN201
LRCK
CA DATL 34CH
19
16
CN201
PD CA/AD IN SEL A
FP(4/4) 5
CN201
CA/AD IN SEL B
FP(4/4) 4
H CH1 AUTO 4/4 CN201
DVP FP CNF AU12
AGC OFFSET 13 3/4 21
DVP FP CNF AU34
22
CN201
AP5 DATA IN
FP(4/4)
2
AP5 DATA OUT
CH2 MONITOR ANALOG 3/4 FP(4/4) 3
AP5 DATA CLK
FP(4/4)
1
AP5 DATA PLS
FP(4/4) 6
CN201
L AP5 RESET
FP(4/4) 14
CN201
AU 256FS
9
AU FS
8
VEF VD
7
CN201
LR REC DA1/2 IN
20
H CH2 AUTO 4/4
AGC OFFSET 24 3/4
3/4
CH3 MONITOR ANALOG
IC305
A/D CONV
CN201
6 21
AU A/D DATL 34CH
AINL+ SDATA
22
7
AINL-
1
AINR+
2
AINR-
17
MCLK
18
14
SCLK
19
LRCK
16
PD
CN201
ANALOG CH1
FP(3/4)
47
CH4 MONITOR ANALOG 3/4
CN201
ANALOG CH2
FP(3/4)
48
CN201
3P XLR ANALOG CH12
FP(3/4) 50
CN201
ALRAM TONE
FP(3/4) 37
CN201
AUDIO OUT(X)
FP(3/4) 45
HP1(X)
FP(3/4)
44
HP2(X)
FP(3/4)
43
H MONITOR MUTE
FP(3/4)
40
SPEAKER1(X)
FP(3/4) 41
CN105
FP SDI 47AU D12
11 MB,DVP(2/5)
CN201
L REC DA 1/2 OUT
36
AU ENC DATA 12
35
AU ENC DATL 12CH
34
L REC DA 1/2 IN
31
VFF VD
44
CA DATL 12CH
33
CA DATL 34CH
32
DVP FP CNF AU12
30
DVP FP CNF AU34
29
AU 256FS
42
256 FS3 3/4
64 FS 3/4
AU FS
43
FS 5V 3/4
CN105
FP SDI AU D34
MB,DVP(2/5)
10
3-31 3-31
IC103
IC102 AUDIO PROC(AP5) IC105
6 7 72 75 6
LINE LINE
AD1 DA1
5 SEL 5 SEL
IC101
4 4
7 13 74
DA2
3 3
10 9 71
AD2
11 14
12 IC101
IC101
4 16
13
6 14
14 2
IC107
2 5
D F.F
3 IC101
59 8 12
ENC1
IC107 58 9 11
ENC2
12 9
D F.F
IC101
11
IC101
3 17 62
CNF1
2 18 61 IC104
CNF2
SRAM
IC101
79
SOUT
80
SIN
81
SCK
82
START
IC114
IC110
4
2 3 5 83
RST
D F.F
1 85
POM
IC111
89
FS256
87
FS
54
REF V
IC101
5 15
IC108
2
5
D F.F
3
IC108
12
D F.F 9
S106
11
CH-1/2/CH-3/4
CH12
MONI
CH34
MONITER
CH1/CH2/CH3/CH4/MIX
S105 MONITER
IC109 CH1 Q102
RV101
IC106
MIX
-6dB 3
BUFF
5 AUDIO OUT(X)
AMP
CH2 Q101 2
HP1(X)
MUTE HP2(X)
H MONITOR MUTE
ALARM
RV102
SP OUT(X)
CN201
7
D/A SDATA
26 FP(3/4)
2
CN201
L REC DA1/2 OUT
15
AP5 DA34 OUT
11
CN201
AU ENC DATA 12
16
AU ENC DATA 34
17
CN201
MONI SEL 12/34
39 FP(3/4)
CN201
S102
TURBO
25 FP(4/4)
CN201
S103
ASSIGN1
24 FP(4/4)
S104 CN201
ASSIGN2
FP(4/4)
23
J1
HP-103
EARPHONE
(FRONT)
CN301 CN301 FL1
1 1 EMI
2 2
3 3
Q1
5 5 MUTE
CN302
2
SPEAKER
ANALOG AUDIO PROCESSOR
FP-121 (2/4)
AUDIO PROCESSOR
APR-59
HEAD PHONE
HP-103