Aiwa HV-FX7800 Service Manual page 19

BLOCK DIAGRAM -7/8 (SYSTEM CONTROL/SERVO/OSD SECTION) <HV-FX7800>
MAIN (SYSTEM CONTORL/SERVO SECTION)C.B <7800>
To
LOADING
MOTOR
12.3V
To
DRUM MOTOR
PDM01
To
CAPSTAN
MOTOR
PCM01
MS501
9MT168GK
72,73
83,107
104
103
84,108
9
50
85
V.PULSE
51
95
68-71 49,92
IC501
HD6432197A37FX
SYSCON/SERVO
PROCESS
30 3-8
-19-
OPTB 'H'
N.C
N.C
N.C
N.C
UPD16311GC-AB6
VFD DRIVER
JK903
AUDIO-G
JK902
AUDIO-D
JK901
VIDEO
29
38 949 28
CAT24W16P
77 37 59,60
78,80
17,19 18
10
21,22
36
75,76
56
11,12
39
To
Hi-Fi AUDIO/
SCART
SECTION
To
POWER/
ENTREE(AV 3)
TUNER
SECTION
-19VG(FD+)
-24VG(FD-)
-29VG
13VA
12VT(L/D)
To
AUDIO/
VIDEO
SECTION
TSOP1238SP1
43
To
POWER/
TUNER
SECTION