32
32
HCD-GTX777/GTX787/GTX888
HCD-GTX777/GTX787/GTX888
6-2.
BLOCK DIA
GRAM —
T
APE/TUNER SECTION —
ST
-L
E
MAIN
SECTION
REC-OUT
-L
REC-OUT
-L
D
MAIN
SECTION
TAPE
MECHANISM
BLOCK
R-CH
TU901
FM/AM TUNER UNIT
ANTENNA
ST
-L
FM ANT
AM ANT
AM ANT
ST
-R
ST
-DIN/MC-DOUT
ST
-DOUT
ST
-CLK
ST
-CE
FM 75
COAXIAL
CAP M+
BTRGM+
BHALF
B SHUT
REC(FWD)
CAPM-+
B-TRIG
TC-RELA
Y
B-HALF
B-SHUT
REC BIAS
REC-MUTE
AM
ST
-DIN/MC-OUT
SY
-DOUT/MC-DIN
ST
-CLK
ST
-CE
63
61
25
3
47
83
60
39
18
E-1
22
E-2
27
E-3
23
69
67
68
70
SYSTEM CONTROL
(T
APE MECHANISM CONTROL)
IC401 (2/6)
TC-PB-L
C
MAIN
SECTION
DECK
BIAS OSC
Q453
REC
MUTE
PB AMP
R-CH
Q456
IC301
REC EQ
IC401
Q405
Q401,403
Q407
R-CH
+9V
REC/PB
HEAD
ERASE
HEAD
Q454,455
T001
L – CH
R – CH
• R-CH is omitted due to same as L-CH.
A TRIGGER DRIVE
Q213,215
CAPST
AN MOTOR DRIVE
Q212,214
4
1
2
TABLE ADDRESS SENSOR
IC731
TBL MOTOR DRIVER
IC712
M+9V
Q731
RE701
ROT
AR
Y ENCODER
DISC TRA
Y
ADDRESS DETECT
S751
OPEN/CLOSE
DETECT
TBL SENS
OPENSW
24
MOTOR
DRIVE
M741
(T
ABLE)
M
TM-F
FIN
RIN
32
TM-R
21
7
9
OUT2
OUT1
2
4
MUTE SW
Q409,410
MUTE SW
Q408,411
+9V
: T
APE PLA
Y (DECK B)
: T
APE PLA
Y (DECK A)
: TUNER
: RECORD (DECK B)
• Signal Path
: AUDIO
Summary of Contents for HCD-GTX777
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