Onkyo CR-185 - Block Diagram

Ob PM / LLSOLA
BLOCK DIAGRAM
—Tuner section—
© LEFT
CHANNEL
ANTENNA
TERMINAL
IM
©
OUTPUT
150
O RIGHT
CHANNEL
Q306 Q132,Q133 PLL SYNTHESIZER AND 9
DAC OSC ILOW PASS CONTROLLER ‘AUTO/MONO
SWITCH FILTER 1S LM7001
eae
a
aie X131 fs
7.2MHz
REMOTE CONTROL X'TAL OSC <
<
: g| 2\
RMCI <
5 2| 2| 8
Theo v s
Q701
Q131
Q702
BUFFER | 49SYS OUT
46 SYS IN
MICROPROCESSOR
» PD78044AGF-123
1~7,78-80
DIGIT
60°70,72-77
FL TUBE
10-BT-167GK
BLOCK DIAGRAM
—Amplifier section—
PLAY @
RECGQ) INPUT
PLAY G
REC GQ
TUNERO
cD O
Q403
O
HEADPHONE
MUTING
POWER
() SPEAKER
HEADPHONE
Q7ol
MICRO PROCESSOR
23 SBASS
MPD7804 4AGF -123
Q52)
TONE
CONTROL
sw
501.0503 AMP S,
) DIFFRENTIA ~
AMP.
sw
+B! -BI
Q90s
POWER
STOPPAGE
DETECTION
CIRCUIT
22.5V -22.5V
To FL TUBE 3
0901 :
lav N)
+82 :
-27V
ve SX) avez |
7V
5V
+84 Q904
T901
POWER
TRANSFORMER