Wiring View - Onkyo FR-155 Service Manual

FR-155
1 2

WIRING VIEW

U10
SELECTOR CIRCUIT
PC BOARD
(NASW-6937)
A
P404A
TUNER-L
TUNER-R
GND
R
L
GND
LINE-1
L
R
GND
-B
+B
L
C CLK
LINE-2
FCE/VCE
R DATA
REC-LEVEL1
REC-LEVEL2
MD/REC MUT
OUT L
B
(REC)
R
TEPE
L
IN
(PLAY)
P201A
R
L OUT
GND
R OUT
OUT L
R IN
(REC)
GND
R L IN
A MUT
CD-R
L
IN
P202A
(PLAY)
R
CD/L-IN
C
GND
CD/R-IN
U8
DISPLAY CIRCUIT
PC BOARD
(NADIS-6935)
U9 CONTROL
FL TUBE
SWITCH
P752A
PC BOARD
(NASW-6936)
F1
F2
-VP
P751A
P751B
FL +5 V
D
GND
K1 K1
GND
ROTEN2 ROTEN2
FL RESET
K2 K2
FL CE
ROTEN1 ROTEN1
REMIN
ECO5 V ECO5 V
FL CLK
GND GND
FL DATA
REMIN REMIN
KO
ROT SW ROT SW
ECO LED
+5 V
K1
ROTEN1
K2
ROTEN2
ROT SW
AP LED
ECO5 V
E
U2 PRIMARY CIRCUIT
PC BOARD
AC INPUT
(NAPS-6929)
P920A
F1
P907
F2
P902A
RC POWER
AC POWER
P OUT
+B
GND
T901
NPT-1399 JL901A
Power
AMP-AC-1
F
Transformer
GND
GND
AMP-AC2
T902 JL905A
NPT-1398
MD/CD-AC2
Power
MD/CD-AC1
Transformer
GND
-B AC
3
U14
TUNER UNIT
FM
P404B
75
TUNER-L
ANTENNA
TUNER-R
GND
AM
R
GND
L
GND
-B
+B
C CLK
FCE/VCE
DATA
REC-LEVEL1
REC-LEVEL2
MD/REC MUT
P912B
DET OUT
P202B
SIGNAL
CD/L-IN
RC POWER
SIG
-12 V
CD/R-IN
SEL-MUT
REC-MUT
FCE/VCE
TU MUT
U6
C CLK
MICROPROCESSOR
DATA
& STEREO
SD
CD CIRCUIT
PLL CE
PC BOARD
VOL/UP
(NADG-6933) VOL/DOWN
REC VOL2
REC VOL1
P752B
P913B
F1
DSP VCC
F2
GND
-VP
GND
FL +5 V GND
GND
+5.6 V
GND
MD RESET
FL RESET
-VP
FL CE
P914B
REMIN
FL CLK MD/D-IN
FL DATA GND
KO CD/D-OUT
ECO LED GND
+5 V D-OUT
K1 GND
ROTEN1 +5 V
K2 P101B
ROTEN2
VC
ROT SW
VCE
AP LED
E
ECO5 V
P391
D
A
P920B
B
RC DATA C
F1
F
F2
LD
RCREQ GND
SHUT DOWN GND
PD
FC+
TR+
TR-
FC-
P103
CLOSE SW
MD REQ-2
GND
MD CLK
OPEN SW
MD DATA-2
LD-
LD+
P902B
P102
GND
RC POWER
S STOP
AC POWER
SL-
P OUT
SL+
+B
SP-
GND
SP+
55
FR-155 FR-155
4
5
P250
STEREO
SD
TUNER-R
GND
TUNER-L
DET OUT
+12 V
U7
+5 V
ACOUSTIC CIRCUIT
SIGNAL L-OUT
GND PC BOARD(NAAF-6934)
R-OUT
C CLK AF-CONT
DATA
PLLCE
P201B
L IN
GND
R IN
R OUT
GND
L OUT
A MUT
P912A
DET OUT
SIGNAL
RC POWER
-12 V
SEL-MUT
REC-MUT
FCE/VCE
TU MUT
C CLK
DATA U1
STEREO
POWER SUPPLY CIRCUIT
SD
PC BOARD(NAPS-6928)
PLL CE
VOL/UP
VOL/DOWN
REC VOL2
REC VOL1
P913A
(+5 V)
GND
GND
GND
+5.6 V
MD RESET
-VP
P914A
MD/D-OUT
U12
GND
CD/D-IN CD CONNECTOR
GND
PC BOARD
D-IN
(NAETC-6939)
GND
+5 V
P101A
VC
P010
VCE
E
VC VC
D
VCE
VCE
A
E E
B
D D
C
A A
F
B
B
LD
C C
GND
F F
GND
CD MECHA
GND GND
PD
LD
LD -NISM
FC+
GND GND
(NCD-170S)
TR+
PD PD
TR-
FC+ FC+
FC-
TR+ TR+
TR- TR-
FC- FC-
GND
S STOP
SL-
SL+
SP-
SP+
6
U3
POWER AMPLIFIER
CIRCUIT PC BOARD
(NAAF-6930)
JL501A
JL501B
JL551A
L-IN GND
GND
GND L-OUT
R-IN GND
AF-CONT R-OUT
CN105
RC DATA
RCREQ
SHUT DOWN
MD MECHANISM
(KMK-260BCN)
MD REQ-2
MD CLK
MD DATA-2
56
7 8
U4
SPEAKER TERMINAL
PC BOARD
(NAETC-6932)
JL551B
GND
L-OUT
GND
R-OUT
L
SPEAKERS
P370A
DATA-OUT R
GND
+5 V
+5 V
GND
DATA-IN
RI SUB WOOFER
GND
PRE OUT
IN
DIGITAL
OPTICAL
OUT
JL502B
L IN
L OUT
RI
GND
REMOTE
R OUT
CONTROL
R IN
U5
HEADPHONE
PC BOARD
(NAETC-7034)
JL502A
R OUT
R IN
GND PHONES
L IN
L OUT