Onkyo FR-155, Service Manual

Page: 15 / 48

FR-155
15
RES CS SCK DA
T
A
1G 14G
P1 P36
+5 V
M
M
M
M
FM
AM
ANTENNA
MD MECHANISM
MICROPROCESSOR CONNECTION DIAGRAM
1 ROTEN 2
2 ROTEN 1
3 FLRESET
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 RESET 60
SYS OUT 59
SYS IN 58
VOL DOWN 57
VLO UP 56
RDS DATA 55
RDS SIG 54
PLLCE 53
SD 52
STEREO 51
MODEL 1 50
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
SIGN
AL
80
MD REC MODE
79
K 2
78
K 1
77
K 0
76
+5 V
75
+5 V
74
GND
73 72
GND
71
CLOCK
70
CLOCK
69
+5 V
68
GND
67
MD REQ
66
SCOR
65
RDS CLK
64
POFF
63
D OUT
62
REMIN
61
21
CD XL
T
22
CD RESET
23
CD PO
WER
24
OPEN
25
CLOSE
26
A
C
PO
WER
27
OPEN SW
28
CLOSE SW
29
SENS 2
30
ECO LED
31
REC
V
OL 1
32
REC
V
OL 2
33
GND
34
RC PO
WER
35
MD RESET
36
B
AND 0
37
B
AND 1
38
AM
10K
39
RD SEN
40
+5.6 V
+5.6 V
+5.6 V
MULTI JOG
CD
PLAY
CD
STOP
YES
F.F
REW DISPLAY
TIMER
EDIT
/NO
CD
EJECT
ENERGY
SAVE
STANDBY
A.PRES
MODE
CD.DUB
REC
OTHER
INPUT
FM
/AM
MD
/CD MD
STOP
MD
PLAY
MD
EJECT
MONO
ST
LP2
LP4
REC MODE SW
13 14 15 16
1 12,60 64
GRID
23 31,33 59
SEGMENT
+5.6 V
IN2
IN1
OUT2
OUT1
1
2
3
7 9
Q171
BU1923
VOLUME MOTOR
DRIVER
VOLUME
MOTOR
17
16
15
6
5
2 RC DATA
RC REQ
SHUT DOWN
MD REQ-2
MD CLK
MD DATA-2
CN105
Q391
BUFFER
Q752
M66004F
FL TUBE
DRIVER
Q751
FL TUBE
F901
RL901
RL902
T901
Q753
REMOTE
SENSOR
Q901
POWER
RELAY DRIVE
Q902
POWER
AMP
SWITCH
TO POWER AMP
PC BOARD
(NAAF-6930)
+B
AC IN
Q706
LED DRIVE
Q222 TC4052BP
REC LEVEL
CONTROL
Q401
TC9273N-004
INPUT
SELECTOR
Q447
TC9162AN
ACOUSTIC
PRESENCE SELECTOR
ENERGY
SAVE
LED
ACOUSTIC
PRESECE
LED
Q702
CD MUT
Q448
SEL MUT
Q223,Q224
MD REC
MUTING
Q253
TUNER MUTING
Q449 POWER
AMPLIFIRE
CONTROL
Q112
CD POWER
CONTROL
Q171 BU1923
RDS
DECODER
Q707
MUT
Q372
OUT
Q372
IN
DIGITAL
OPTICAL
RI
REMOTE
CONTROL
Q371
TC74HCT00AF
BUFFER
MD MECHA
AUX-MD IN
A MUTE
MD OUT
Q372
TC7WU04FU
BUFFER
PD
LD
E
F
A B
C
FOCUSING
COIL
TRACKING
COIL
Q112
Q114 LD DRIVE
Q101
CXA1992BR
RF SIGNAL
PROCESSING
SERVO AMP
Q102
LA6541D
FOCUS
/TRACKING
& SLED
/SPINDLE
MOTOR
DRIVER
Q351
CXD2589Q
CD DIGITAL
SIGNAL
PROCESSOR
9
8
7
6
4
5
57
79
19
15
30
19
23
26
27
18
15
21
20
21
22
24
25
14
13
12
11
10
5
6
37
36
39
38
41
42
13 6 16 15
28 3 13
10
11
25
26
20
21
S.STOP
SLED
MOTOR
SPINDLE
MOTOR
OPEN
/CLOSE SW
TRAY
MOTOR
+5.6 V
IN2
IN1
OUT2
OUT1
1
2
3
5
7
9
Q103 TA7291S
TRAY MOTOR DRIVER
P913B
+5.6 V
Q112
Q112
to POWER
SUPPLY
NAPS-6928
P907
15
CN102
5
PLLCE
SD
STEREO
SIGNAL
X701 5MHz
D901
Q705
RESET
Q703
RESET
IN
OUT
+5.6 V
Q704
Q701
MPD780058GC
MICROPRCESSOR
+5 V
TUNER UNIT
MD RST
14
AMO
T
Q203,Q204
MD MUT
DATA
CLK
Q443
,Q444