SOLENOID
D971
MA165T
A
3
1
2
4
R972
820
1
2
3
4
5
6
7
4.7K
50K
25K
4.7K
4.7K
4.7K
50K
50K
50K
50K
25K
25K
S975
(F.REC.INH.)
S971
(MODE)
S974
(R.REC.INH)
S972
(HALF)
Z971
1
9
3
2
4 5 6 7 8
1
9
3
2
4 5 6 7 8
CP1902
CS971
S973
(A
TS/CrO
2)
R973
39K
Q1306,1307
KTC3199GRTA
INTERFACE
Q1307
Q1306
R1320
100K
R1322
82K
Q1102
Q1202
Q1102,1202
2SJ498DTA
MUTING
2
1
3
4
5
6
9
2
1
3
4
5
6
7
WH1302
WH1303
Lch OUT
Rch OUT
AF.GND
Lch IN
Rch IN
+B(9V)
GND
MO.GND
PL
MO+B(9V)
VREF+
BP
DMT
VREF-
REC H
CRO2
AN7
M
MOTOR
W1903
10
MOTOR
AN6
R1342
10K
R1341
680
R1344
27K
Q1315
KTA12710YTA
SOLENOID DRIVE
R1343
3.3K
C1326
16V10
Q1316
2SD965RTA
MOTOR DRIVE
R1345
4.7K
Q1314
KTC3199GRTA
MOTOR DRIVE
R1321
47
R1323
3.3K
R1324
2.2K
R1318
10K
R1319
12K
R1317
22K
R1316
1K
R1347
10K
Q1321
KRC119MTA
TAPE SELECT
Q1322
KRA102MTA
TAPE SELECT
C
I
Q1304
KRA102MTA
R/P SELECT
D
Q1303
KRC119MTA
R/P SELECT
F
J
Q1305
KRC102MTA
SWITCHING
(BEAT PROOF)
S
G
D
S
G
D
9
8
2
1
8
7
11
A
B
C
A
B
C
R1314
1K
2
1
TAPE EJ
SW761
(OPEN
)
CP761
W761
R1110
33K
R1111
1.5K
B
R1210
33K
R1211
1.5K
E
R1206
100K
R1205
680
G
R1
106
100K
R1105
680
A
H
C1309
16V10
R1311
47K
R1312
10K
Q1301
KRC111MTA
MUTING CONT.
R1310
4.7K
C1327
0.01
0N2180RLC1
PHOTO INTERUPTOR
5V
10.2V
10.2V
SCHEMATIC DIAGRAM-15
: +B SIGNAL LINE
: PLAYBACK SIGNAL LINE
DECK CIRCUIT
: RECORD SIGNAL LINE
TO
MAIN CIRCUIT
(CN1303) ON
SCHEMATIC
DIAGRAM-9
TO
MAIN CIRCUIT
(CN1301) ON
SCHEMATIC
DIAGRAM-9
DECK MECHANISM
CIRCUIT
TAPE
EJECT
CIRCUIT
[0V]
((0.8V))
[0V]
[0V]
((10.1V))
[10.2V]
((0V))
[10.2V]
[0V]
((3.7V))
[2.5V]
((0V))
[0V]
((10.1V))
[0V]
((10.1V))
[0V]
[0V]
[0V]
((10.1V))
[0V]
[0V]
[0.6V]
[0.6V]
[0V]
[0V]
[2.4V]
[0V]
[10.2V]
[10.1V]
[0V]
[0V]
[10.2V]
[10.2V]
[4.5V]
[10.2V]
[3.8V]
[0.7V]
[0V]
Summary of Contents for SA-PM37MD
Page 9: ...5 Caution for AC Mains Lead 6 Operation Procedures 9 ...
Page 14: ...Use of Caution Labels 14 ...
Page 21: ... Check the MD Servo PCB when the unit is disassembled as shown in the figure below 21 ...
Page 23: ...23 ...
Page 26: ...26 ...
Page 28: ...28 ...
Page 29: ...29 ...
Page 31: ...31 ...
Page 32: ...32 ...
Page 33: ...33 ...
Page 34: ...34 ...
Page 35: ...35 ...
Page 36: ...36 ...
Page 38: ...38 ...
Page 42: ...42 ...
Page 43: ...43 ...
Page 45: ...45 ...
Page 47: ... Follow Steps 1 and 2 described in Item 9 12 Follow Steps 1 to 7 described in Item 9 13 47 ...
Page 52: ...52 ...
Page 90: ...90 ...
Page 91: ...19 Troubleshooting MD Section 91 ...
Page 92: ...92 ...
Page 93: ...93 ...
Page 94: ...94 ...
Page 95: ...95 ...
Page 96: ...96 ...
Page 97: ...97 ...
Page 98: ...98 ...
Page 99: ...20 Troubleshooting Flowchart CD Section Circuit 99 ...
Page 100: ...100 ...
Page 103: ...21 1 2 Deck Mechanism Parts List 103 ...
Page 105: ...21 2 2 MD Mechanism Parts List 105 ...
Page 107: ...21 3 2 CD Mechanism Parts List 107 ...
Page 109: ...109 ...
Page 110: ...21 4 2 Cabinet Parts List 110 ...
Page 128: ...R837 ERDS2TJ101T 100 1 4W M 128 ...
Page 139: ...Printed in Singapore M010800001 E N K J L FLE 139 ...