Microprocessor Connection Diagram - Onkyo FR-155 Service Manual

MICROPROCESSOR CONNECTION DIAGRAM

Q752
M66004F
REC MODE SW
FL TUBE
Q753 ST MONO DRIVER
REMOTE LP2
SENSOR
LP4
YES
TIMER
F.F
CD
REW DISPLAY
CD STOP
PLAY
REC
OTHER FM MD MD MD
/CD STOP PLAY EJECT
INPUT /AM
STANDBY
CD
EDIT
EJECT
/NO
ENERGY A.PRES MODE
SAVE
MULTI JOG
MD MECHANISM
CN105
RC DATA 2
RC REQ 5
SHUT DOWN
6
Q391
BUFFER
MD REQ-2
15
MD CLK 16
MD DATA-2
17
CN102
RL902
P907 RL901
F901 T901
AC IN
D901
Q902
POWER
AMP
Q901
SWITCH
POWER
RELAY DRIVE
+5.6 V
P913B
to POWER
Q112
SUPPLY
NAPS-6928
Q751
FL TUBE
1G 14G
P1 P36
1 12,60 64
23 31,33 59
GRID
SEGMENT
+5 V
+5.6 V
1 ROTEN 2
2 ROTEN 1
3 FLRESET
MD
4 GND
5 SHUT DOWN
6 RCREQ
7 +5 V
8 MD DATA
9 RC DATA
10 S CLK
11 FLCE
12 FL DATA
13 FL CLK
14 TXD
15 RXD
16 SQSO
17 SESN
18 SQCK
19 CD CLK
20 CD DATA
Q222 TC4052BP
REC LEVEL
CONTROL
Q203,Q204
MD MUT
TO POWER AMP
PC BOARD
(NAAF-6930)
+B
Q112
Q112
CD POWER
CONTROL
MD MECHA
AUX-MD IN
A MUTE
MD OUT
+5.6 V
Q704
Q705
RESET
IN
OUT
X701 5MHz
RESET 60
SYS OUT 59
SYS IN 58
VOL DOWN 57
VLO UP 56
RDS DATA 55
RDS SIG 54
PLLCE 53
Q701
SD 52
MPD780058GC STEREO 51
MODEL 1 50
MICROPRCESSOR
FREQCAL 49
C DATA 48
C CLK 47
TU MUT 46
FCE/VCE 45
REC MUT 44
AP LED 43
SEL MUT 42
CD MUT 41
57
Q449 POWER
AMPLIFIRE
14
CONTROL
9
13
8
12
7 Q351
11
6
CXD2589Q
5 10
CD DIGITAL
4
18
SIGNAL
79
PROCESSOR
15
19
21
+5.6 V
2
3
OUT2
IN2 1
7
IN1 9 OUT1
5
Q103 TA7291S
TRAY MOTOR DRIVER
Q371
TC74HCT00AF
BUFFER
Q372
TC7WU04FU
BUFFER
Q401
Q171
TC9273N-004
BU1923
INPUT
VOLUME MOTOR
SELECTOR
DRIVER
Q703
+5.6 V
2
RESET
IN2 1
IN1
9
Q447
5
TC9162AN
ACOUSTIC
PRESENCE SELECTOR
Q171 BU1923
RDS
DECODER
Q253
TUNER UNIT
TUNER MUTING
+5 V
Q223,Q224
MD REC
Q707
MUTING
MUT
ENERGY
Q443
Q448 SAVE
LED
,Q444
SEL MUT
Q702
CD MUT Q114 LD DRIVE
37
20
21 Q101
36
22 CXA1992BR
39
RF SIGNAL
24
PROCESSING 38
25
41
SERVO AMP
27
42
23
26 15 16 6 13
28 3 13
5
Q102
6
15
LA6541D
10
FOCUS
11
/TRACKING
19
25
& SLED
26
/SPINDLE
21
30
MOTOR
20
DRIVER
Q372
OUT
DIGITAL
OPTICAL
Q372
IN
VOLUME
MOTOR
3
OUT2
M
7
OUT1
RI
REMOTE
CONTROL
ANTENNA
PLLCE
FM
SD
STEREO
AM
SIGNAL
DATA
CLK
ACOUSTIC
PRESECE
LED
Q706
LED DRIVE
PD
LD
E
A B
C
F
FOCUSING
COIL
TRACKING
COIL
S.STOP
SLED
M
MOTOR
M SPINDLE
MOTOR
OPEN
/CLOSE SW
M
TRAY
MOTOR