System Control (1/2) - Sony DSR-300P Service Manual

BACK TALLY
DSR-300/P(J,E)/V2

SYSTEM CONTROL (1/2)

FP-98 (3/4), KY-405, LE-188 (2/3) (3/3)
PLAY LAMP
1-1 4-10
REW LAMP
1-2 4-9
FF LAMP
1-3 4-8
FUNCTION
KEY
SWITCH
L:STOP KEY WARNING
1-4 4-7
L:FF KEY
1-5 4-6
L:EJECT KEY
1-6 4-5
L:REW KEY
1-7 4-4
L:PLAY KEY
1-8 4-3
KY-405
L:SY EEPROM BUSY
DPR-99,1-75 2-41
L:SV READY
N.C 2-50
Q3
DCINLET
CP-315,1-21B 2-24 BUFFER
L:IP CONNECT
DPR-99,1-68 2-31
1/2VD
SV-164,502-6 1-9
IC4
16
TO IC200,pin-17
SV TRKD
SV-164,502-8 1-8
L:RESET
SV-164,502-5 1-10
Q1,2,4,5
3.3V
MIC VDD
VOLTAGE
SV-164,502-28 2-48
SUPPLY
MIC SDA
SV-164,502-30 2-46
MIC SCL
SV-164,502-29 2-47
S1
RESET
S2
MENU
S3
ADVANCE
S4
SHIFT
S5
ON 1 5
TALLY SW
2 6 701-1 1-22
OFF 3 7
LE-188(1/3)
S5
PRESET 1
2
REGEN
3
DATE/TIME 4
S6
FREE RUN
1
2
SET 3
REC RUN 4
SYSTEM CONTROL (1/2)
IC1
Q6
4 5 17
1 DRIVER 2 18
Q8
1 2 19
4 DRIVER 5 20 9
D1
56-60
Q7,9-11
1 11
TP1
13
DRIVER
39
SY
16
MICRO
COMPUTER
61 Q12
14 21
DRIVER
70 22
52
24
33,54 25
26
4 27
28
53 30
40 5
47 29
46
35
IC6
11 12 KY SI
FROM IC200pin-1
IC2 6 36
32,45
19 IC4
MIC 1-5 65-67 8 12 KY SO
18
TO IC200pin-100
CONTROL
37
CASSETTE
IC6
MEMORY
3 2 KY SCK
FROM IC200pin-2
IC4
75 31 6 14 L:KY CS
TO IC200pin-14
74 4
76 49
55 IC3
50 11
80 10
8 9
IC5
81
62
82
IC3
63 13
IC3
83 64 15
84
5
99
6
85 100
7
8
86 68
ALARM TONE
5
6
87
7
8
12-19 12-19
FP-98 (3/4), KY-405, LE-188 (2/3) (3/3)
L:VTR TRIGGER
1-43 PSW-56,306-5
BATT ALARM
1-16 AT-117,502-39
H:REC TALLY
1-21 AT-117,502-34
BACK TALLY
1-24 701-3
D701
BACK
TALLY
H:POWER SAVE
D702
2-29 DPR-99,1-66
Q13 BACK
TALLY
L:IP PWR ON
DRIVER 2-30 DPR-99,1-65
LE-188(2/3)
L:SY EEPROM WE
2-39 DPR-99,1-73
L:SY EEPROM CS
2-40 DPR-99,1-76
H:DA LD
2-42 NOT IN USE
L:NFIL CS
2-43 DPR-99,1-77
L:SY CTLG CS
2-44 DPR-99,1-80
L:SP CS OUT
2-45 DPR-99,1-79
L:FS CONT CS
1-4 DPR-99,1-98
L:SY-SV CS
1-1 SV-164,502-25
SY SI
1-5 SV-164,502-11
DPR-99,1-97
SY SO
1-6 SV-164,502-10
DPR-99,1-100
SY SCK
1-7 SV-164,502-9
DPR-99,1-99
L:AUX CS
2-33 DPR-99,1-70
L:IP CS
2-32 DPR-99,1-67
9 L:CAM CS
1-20 AT-117,502-35
CAM SI
1-19 AT-117,502-36
CA SI
2-34 DPR-99,1-69
7 CAM SO
1-18 AT-117,502-37
CA SO
2-35 DPR-99,1-72
5 CAM SCK
1-17 AT-117,502-38
CA SCK
2-36 DPR-99,1-71
H:BASE PWR ON
2-38 NOT IN USED
L:BASE MUTE
2-37 ES-21,101-75
SYSTEM CONTROL (1/2)
FP-98 BLOCK (3/4)
KY-405 BLOCK
LE-188 BLOCK (2/3) (3/3)
FP-98(3/4)
B-DSR300-SYSTEMCONTROLBLOCK-SM