CD P.B.signal
To Main section
7
BP1
T
APE
ERASE
HEAD
[ DECK 2 ]
R/P
HEAD
(L ch)
[ DECK 2 ]
4
[ DECK2 ]
S973
(ATS/CrO2)
Q1107 (Q1108)
L1201
Q1179
Q1173~1176
Q1103 (Q1104)
5
[ DECK1 ]
S953
(ATS/CrO2)
REC EQ
(CrO2/H.SPEED)
3
25(12)
23
22
15
3
24
(13)
14
SW
ALC
26(11)
28(9)
27(10)
2
1
Q1101(Q1102)
36(1)
33(4)
32(5)
31(6)
21
17
16
TPS
18
30(7)
34
CR NETWORK
BIAS OSC
CONTROL
+B3
+B2
+B3
4
+B3
IH
10
DMT
8
Q1115
(Q1116)
Q1218
PLAYBACK
HEAD
(L
ch)
[ DECK 1 ]
19
2
11
REC
Q1151
(Q1152)
15
1PL
D951
Q1207,1209
SOLENOID
+B5
+B6
3
2
CLK
DATA
14
2PL
D971
Q1206,1208
SOLENOID
SOLENOID
DRIVE
[DECK2]
+B5
+B6
1M
13
Q1203,1220
MOTOR
DRIVE
MOTOR
M
+B5
+B6
16
Vcc
1
GND
DECK1
S972
(HALF)
Z971
S974
(R.REC INH.)
S975
(F
.REC INH.)
S971
(MODE)
DECK2
Q1153
(Q1154)
29(8)
AGC OFF
+B6
Z1101
S952
(HALF)
S951
(MODE)
Q1120,1121
Q1118,1119
VREF+
VREF+
VREF+
Q1171
+B3
A
BU2090AF-E2
IC1105
SYSTEM CONTROL
[
DECK2 ]
0N2180RLC1
IC971
TP11 TP12
TP5
BA7755A
IC1102
R/P SELECT
TP3
(TP4)
M51167AFP-TB
IC1101(1/2)
REC AMP / ALC
M51167AFP-TB
IC1101(1/2)
P.B. EQ / TPS AMP
TPS
HEAD SELECT
(PLAY:ON)
HEAD SELECT
(PLAY:ON)
SWITCHING
(REC:ON)
MUTING
SWITCHING
(PLAY:ON)
INTERFACE
SWITCHING
(REC:ON)
SWITCHING
(B.P.)
INTERFACE
INTERFACE
INTERFACE
SOLENOID
DRIVE
[DECK1]
BUFFER
AMP
TP9(
TP10
)
[
DECK1 ]
0N2180RLC1
IC951
20
SA-AK78
Summary of Contents for SA-AK78
Page 6: ......
Page 7: ...7 SA AK78 ...
Page 34: ...34 SA AK78 ...
Page 57: ...16 Wiring Connection Diagram 57 SA AK78 ...
Page 58: ...58 SA AK78 ...
Page 59: ...17 Troubleshooting Guide 59 SA AK78 ...
Page 61: ...18 1 1 Deck Mechanism Parts Location 18 1 Mecanismo do Deck Montado RD JMD034 Z 61 SA AK78 ...
Page 62: ...62 SA AK78 ...
Page 64: ...18 2 CD Loading Mechanism RD DAC024 Z 18 2 1 CD Loading Mechanism Parts Location 64 SA AK78 ...
Page 65: ......
Page 67: ...18 3 1 Cabinet Parts Location 18 3 Cabinet 67 SA AK78 ...
Page 68: ...68 SA AK78 ...
Page 69: ......