M
M
LOADING
MOTOR
CYLINDER ASSEMBLY
CAPSTAN MOTOR
DRUM
MOTOR
PG
SENSOR
CL287
5
5
CTL(+)
6
6
CTL(-)
CL504
MAIN CBA
KEY- 2
C-CONT
C-FG
D-PFG
ST-S
T-REEL
C-F/R
KEY- 1
REMOCON-IN
CTL(+)
RESET
PG-DELAY
CTL(-)
D-V SYNC
D-REC-H
RF-SW
C-ROTA
END-S
14
90
87
94
95
CTL AMP OUT
FF-REW-L
97
76
10
4
80
34
78
2
15
13
18
33
31
8
7
RS501
REMOTE
SENSOR
81
D-CONT
77
Servo/System Control Block Diagram
BLOCK DIAGRAMS
T-REEL
Q501
Q502
Q562
Q563
Q564
Q565
RESET
Q503
S-REEL
79
SW-POINT
AL+5V
VR501
TIMER+5V
S-REEL
PS503
IIC-BUS SDA
IIC-BUS SDA
IIC-BUS SCL
A-MUTE-H
A-MUTE-H
V-ENV
6
P-ON-H
C-POW-SW
P-ON-H
C-POW-SW
P-DOWN-L
P-OFF-H
67
66
86
P-DOWN-L
73
P-OFF-H
C-SYNC
58
SW506
TO
VIDEO BLOCK
TO
AUDIO BLOCK
1-7-1
1-7-2
HE341BLS
SDA
SDA
SCL
SCL
TU701(TUNER UNIT)
IC503 (MEMORY)
72
83
IIC-BUS SCL
D-V SYNC
D-REC-H
RF-SW
C-ROTA
IIC-BUS SDA
V-ENV
C-SYNC
16
H-A-SW
17
H-A-COMP
65
TRICK-H
61
SECAM-H
H-A-SW
H-A-COMP
TRICK-H
SECAM-H
IIC-BUS SCL
71
3
5
SDA
SCL
12
11
CAS-LED
TIMER-LED
REC-LED
26
25
24
POWER-LED
23
D565 REC
D564 TIMER
D563 CAS
D562 POWER
D561 STAND-BY
+5V
LD-SW
9
AL+12V/+20.5V
P-ON+15V
AL+5V
AL+5V
SW507
AL+12V
P-ON+5V
LD-SW
AL+5V
D502
S-LED
TO
POWER
SUPPLY
BLOCK
KEY
SWITCH
KEY
SWITCH
TP507
SENS-INH
M
CAPSTAN
MOTOR
IC501
(SERVO/SYSTEM CONTROL)
AUDIO-SW-1
29
AUDIO-SW-2
30
AUDIO-SW-1
AUDIO-SW-2
5
6
CL502
12
P-ON+15V
11
AL+12V(2)
10
GND
9 D-PFG
8 D-CONT
7 LM-FWD/REV
6 GND
5 C-CONT
4 C-F/R
3 C-FG
2 P-ON+5V
1 AL+12V/+20.5V
SENSOR CBA
SENSOR CBA
END-S
ST-S
Q504
Q505
REC-
SAFETY
LM-
FWD/REV
REC-
SAF-SW
TP506
END-S
CONTROL
HEAD
AC HEAD ASSEMBLY
(DECK ASSEMBLY)
TP501
CTL
SW508
RESET
84
Summary of Contents for 27C-450
Page 21: ...Main 1 6 Schematic Diagram 1 8 3 1 8 4 HE341SCM1 ...
Page 22: ...Main 2 6 Sensor Schematic Diagram 1 8 5 1 8 6 HE341SCM2 ...
Page 23: ...Main 3 6 Schematic Diagram 1 8 7 1 8 8 HE341SCM3 ...
Page 24: ...Main 4 6 Jack Schematic Diagram 1 8 9 1 8 10 HE341SCM4 ...
Page 26: ...HE341SCM6 1 8 13 1 8 14 Main 6 6 Schematic Diagram ...
Page 29: ...1 8 19 1 8 20 Jack CBA Top View Jack CBA Bottom View BHE470F01014 C ...
Page 52: ...3 1 1 HE240FEX A1X EXPLODED VIEWS Front Panel ...
Page 69: ...27C 450 HE341FD ...