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SLV-EX5/EX8S/EX9S
4-29
4-30
PSM17-501 (POWER SUPPLY) PRINTED WIRING BOARD
– Ref. No.: PSM17-501 board; 4,000 series –
POWER SUPPLY
PSM17-501
There are few cases that the part isn't mounted in this model is printed on this diagram.
CN101
C1
R1
Z1
NF1
C2
NF2
BD1
C4
C3
C5
R2
C7
IC1
J1
C8
C9
R3
ZD1
D1
D2
T1
1
PC1
C6
12
R8
C26
SHR1
R11
C27
R10
R9
R7
R5
ZD4
5
1
2
4
+
+
+
+
J2
D6
C10
D4
D5
C28
D3
L1
C11
C16
C15
C20
C17
C12
P2
P1
L2
L3
C13
R6
ZD3
C18
C19
C25
L6
L5
L4
D7
C23
C21
C22
R12
R14
J4
J3
CN102
CN103
18
19
2
1
J5
SECONDARY
PRIMARY
F1
J6
PS1
PS2
PS3
PSM17-501 BOARD
+
+
+
+
+
+
+
+
+
A
B
1
2
3
4
5
6
05
K
E
A
C
C
S
S
D
1
2
1-468-495-
11
PSM17-501 BOARD
CN101
A-6
CN102
B-2
CN103
B-3
D1
B-4
D2
B-4
D3
B-3
D4
B-3
D5
B-3
D6
A-3
D7
A-2
ZD1
B-4
ZD3
A-2
ZD4
A-2
IC1
A-5
SHR1
A-3
MA-377
VIDEO, AUDIO, I/O,
SERVO/SYSTEM CONTROL,
TUNER, MODE CONTROL
SERVO/SYSTEM CONTROL,
TUNER, MODE CONTROL
FJ-26
(EX8S/EX9S)
(FRONT IN)
(EX8S/EX9S)
(FRONT IN)
DS-92
(MODE CONTROL)
(MODE CONTROL)
POWER BLOCK
(PSM17-501)
(POWER SUPPLY)
(PSM17-501)
(POWER SUPPLY)
KK-24
(EASY TIMER, SEARCH)
(EASY TIMER, SEARCH)
MF-321
(POWER SWITCH)
(POWER SWITCH)
(
)
SLV-EX5/EX8S/EX9S
4-31
4-32 E
PSM17-501 (POWER SUPPLY) SCHEMATIC DIAGRAM
– Ref. No.: PSM17-501 board; 4,000 series –
POWER SUPPLY
PSM17-501
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
IC1
TOP225Y
317
D1
BYV26E
C7
0.1
µ
F
50V
R3
10
1/4W
D2
1N4935
T1
0
D6
1N4935
D
S
C
+
IC1
SWITCH
R2
47
1/4W
C8
47
µ
F
50V
+
C5
100
µ
F
450V
C9
0.1
µ
F
50V
BD1
BF06M
AC IN
CN101
2P
F1
250V
2A
C1
0.1
µ
F
250V
R1
680k
1/2W
Z1
C2
0.1
µ
F
250V
C3
330pF
275V
C4
330pF
275V
NF1
11.7
µ
H
NF2
11.7
µ
H
1
2
05
PC1
PC123
R8
560
1/4W
R7
470 1/4W
+
C27
1
1
µ
F
50V
SHR1
A431LP
SHR1
SHUNT REG
+
+
+
+
+
+
R9
1k
1/8W
R10
2.49k
1/8W
1/8W
C20
120
µ
F
25V
C21
47
µ
F
25V
C18
330
µ
F
10V
C19
0.01
µ
F
50V
C16
0.01
µ
F
50V
R12
100k
1/4W
C17
470
µ
F
16V
D5
SB360
D4
S3L20UF34
C12
330
µ
F
25V
C11
100
µ
F
50V
C13
220
µ
F
25V
ZD3
1N4744A
D3
1N4936
L2
10.8
µ
H
L3
10.8
µ
H
1
38V
2
38V
3
6V
4
6V
5
13V
6
13V
7
GND
8
GND
9
GND
10
GND
11
GND
12
GND
13
A/D1 IN
14
+F
19
A/D2 IN
5
GND
15
A/D1 OUT
16
–F
17
A/D2 OUT
18
–13V
4
A/D2 OUT
3
A/D2 IN
2
A/D1 OUT
1
A/D1 IN
CN102 19P
MA-377 BOARD (3/7)
CN600
(SEE PAGE 4-16)
PSM17-501 BOARD
NO MARK : E-E MODE
B+
B+
B+
B+
B+
B+
B+
1
2
3
4
5
6
7
8
9
10
11
A
B
C
D
E
F
G
B–
0
C6
330p
275V
275V
ZD1
P6KE200A
R11
2.49k
1/8W
1/8W
L1
47
µ
H
PS1
315mA
L4
10
µ
H
L5
1
µ
H
C22
0.01
µ
F
50V
D7
UF4002
+
+
C25
100
µ
F
25V
ZD4
RD5.6EB2
PS3
1A
L6
1
µ
H
R6
1.5k
1/4W
PS2
2A
R5
JW
CN103 5P
C23
220
µ
F
10V
C15
0.01
µ
F
50V
DS-92 BOARD
CN502
(SEE PAGE 4-28)
5.7
0
0
0
0
2.7
2.5
0
0
5-1
SECTION 5
INTERFACE, IC PIN FUNCTION DESCRIPTION
SLV-EX5/EX8S/EX9S
TAPE
TAPE
PB
•
REC
•
Signal
Pin No.
I/O
STOP
FF
REW
THREAD-
UNTHREAD-
PB
PAUSE
SLOW
×
2
CUE
REVIEW
REC
PAUSE
ING
ING
CAP QR
MA-377
O
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
*
2
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
IC101
of
DRUM PG
MA-377
I
*
3
*
1
*
1
*
4
*
4
*
1
*
1
*
1
*
1
*
1
*
1
*
1
*
1
IC101
el
DRUM FG
MA-377
I
*
3
*
6
*
6
*
4
*
4
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
IC101
ek
CAP FG
MA-377
I
H/L
*
5
*
5
*
4
*
4
*
5
H/L
*
5
*
5
*
5
*
5
*
5
H/L
IC101
r;
CAP VS
MA-377
O
*
7
*
7
*
7
*
7
*
7
*
8
*
7
*
7
*
8
*
8
*
8
*
8
*
7
IC101
wg
DRUM VS
MA-377
O
*
9
*
9
*
9
*
9
*
9
*
9
*
9
*
9
*
9
*
9
*
9
*
9
*
9
IC101
wh
STOP/
TAPE
TAPE
PB
•
REC
•
Signal
Pin No.
I/O
FF/
THREAD-
UNTHREAD-
PB
PAUSE
SLOW
×
2
CUE
REVIEW
REC
PAUSE
REW
ING
ING
RF SWP
MA-377
O
*
1
*
1
*
1
*
1
*
1
*
1
*
1
*
1
*
1
*
1
*
1
IC101
wf
QVD
MA-377
OL
L
L
*
2
*
3
*
3
*
3
*
3
*
3L
L
IC101
wj
C SYNC
MA-377
I
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
IC101
tf
5-1.
SYSTEM CONTR
OL
–
VIDEO BLOCK INTERF
A
CE (MA-377 BO
ARD IC101)
∗
1.
25 Hz pulse with 50% duty cycle. Synchronized with rotation of drum.
∗
2.
Normal PB
“L
”. V period
“H
” pulse when
×
1.
∗
3.
V period
“H
” pulse
.
∗
4.
Composite sync signal (positive polarity).
5-2.
SYSTEM CONTR
OL
–
SER
V
O
PERIPHERAL CIRCUIT INTERF
A
CE (MA-377 BO
ARD IC101)
∗
1.
25 Hz (P
AL), 30 Hz (NTSC) pulse
.
∗
2.
Pulse at tape r
unning.
∗
3.
“L
” when drum rotation stop
.
∗
4.
Unstab
le per
iod pulse
.
∗
5.
Pulse of period in propor
tion to tape speed.
∗
6.
300 Hz (P
AL), 360 Hz (NTSC) pulse
.
∗
7.
Pulse at tape r
unning.
∗
8.
Appro
x
. 2 msec per
iod
“H
” or
“L
” pulse.
∗
9.
Appro
x.
1.5 msec per
iod
“H
” or
“L
” pulse
.
5-2
CASSETTE
CASSETTE
TAPE
TAPE
PB
•
REC
•
Signal
Pin No.
I/O
EJECTED
LOADING
UNLOADING
THREAD-
UNTHREAD-
STOP
FF
REW
PB
PAUSE
SLOW
×
2
CUE
REVIEW
REC
PAUSE
ING
ING
CAM
MA-377
O
Hi-Z
H
L
H
L
*
7
*
7
*
7
*
7
*
7
*
7
*
7
*
7
*
7
*
7
*
7
IC101
id
MODE 1
MA-377
IH
L
L
*
1
*
1
H
HHHH
HHH
L
H
H
IC101
if
MODE 2
MA-377
IH
L
L
*
1
*
1
H
H
H
LL
LLL
L
L
L
IC101
ig
MODE 3
MA-377
IL
L
L
*
1
*
1
H
LLLL
LLL
H
L
L
IC101
ih
MODE 4
MA-377
IL
H
H
*
1
*
1
L
H
H
LL
LLL
L
L
L
IC101
ij
REC PRF
MA-377
IH
*
2
*
2
*
2
*
2
*
2
*
2
*
2
*
2
*
2
*
2
*
2
*
2
*
2
*
2
*
2
IC101
tg
T REEL
MA-377
I
H/L
H/L
H/L
H/L
H/L
H/L
*
3
*
3
*
3
H/L
*
3
*
3
*
3
*
3
*
3
H/L
IC101
ik
S REEL
MA-377
I
H/L
H/L
H/L
*
3
*
3
H/L
*
3
*
3
*
3
H/L
*
3
*
3
*
3
*
3
*
3
H/L
IC101
il
END-LED
MA-377
O
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
IC101
uf
(O.D)
CAP RVS
MA-377
I
L
H
L
H
/L
H
L
HH
HHH
L
H
H
IC101
od
T SENS
MA-377
I
*
4
*
4
*
4
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
IC101
qs
S SENS
MA-377
I
*
4
*
4
*
4
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
IC101
qa
5-3.
SYSTEM CONTR
OL
–
MECHANISM BLOCK INTERF
A
CE (MA-377 BO
ARD IC101)
∗
1.
Uncer
tainty
.
∗
2.
“L
” when er
asing protection tab is bent,
“H
” when not bent.
∗
3.
Pulse of period in propor
tion to reel rotating speed.
∗
4.
Appro
x
. 2 msec per
iod
“H
” pulse
.
∗
5.
Pulse at tape r
unning.
∗
6.
Nor
mally
“L
”.
2 msec per
iod
“H
” pulse when tape top or tape end is detected.
∗
7.
When tr
ansition to UNLO
ADING direction:
L.
When tr
ansition to LO
ADING direction:
H.
When CAM motor is stopped: Hi-Z.
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