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Sony CMT-DF1 Service Manual

Sony CMT-DF1
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2828
HCD-DF1
HCD-DF1
Waveforms
– MAIN Board –
IC Block Diagrams
– DECK Board –
IC4 LA3220-E
1
U3 3 (SW) (DVD play mode)
5 V/DIV, 1
µ
s/DIV
2.5
µ
s
15.6 Vp-p
2
U1 2 (XOUT)
500 mV/DIV, 100 ns/DIV
239 ns
1.3 Vp-p
qa
IC2 2 (OSC2)
2 V/DIV, 10
µ
s/DIV
25.6
µ
s
4.3 Vp-p
– PANEL Board –
6
ALC OUT1
ALC1AMP1
AMP2
7
ALC IN
5
IN1
4
NF1
3
PC1
1
GND
2
OUT1
ALC OUT2
9
DC
8
ALC2
+
10
IN2
11
NF2
12
PC2
14
VCC
13
OUT2
+
– MAIN Board –
IC101 LA4600
OUT1
GND
VCC
OUT2
IN2
GND
IN1
FILTER
P. P.
STANDBY
10987654321
PRE
DRIVE AMP
INPUT
AMP
STANDBY
SWITCH
RIPPLE
FILTER
TSD
PROTECTOR
POP NOISE
PREVENTION
CIRCUIT
REFERENCE
AMP
OUTPUT
AMP
PRE
DRIVE AMP
INPUT
AMP
OUTPUT
AMP
IC102 PT2314
U2 24LLC02
4
TREB_L
3
TREB_R
18
LOUT
MUTE
SPEAKER
ATT
11
R4
10
R3
9
R2
8
R1
6
ROUT
12
LOUD_L
7
LOUD_R
5
RIN
15
L2
16
L1
INPUT
SELECTOR
&
GAIN
CONTROL
SERIAL BUS
DECODER
&
LATCHES
14
L3
13
L4
20
BOUT_L
19
BIN_L
17
LIN
22
BOUT_R
23
OUT_R
MUTE
SPEAKER
ATT
24
OUT_L
21
BIN_R
26
DATA
25
DGND
28
REF
27
CLK
BASS
TREBLE
VOLUME &
LOUDNESS
1
VDD
2
AGND
SDA5
START/STOP
LOGIC
HV GENERATION
TIMING CONTROL
COLUMN
DECODER
WORD ADDRESS
POINTER
CONTROL LOGIC
DOUT AND ACK
ROW
DECODER
EEPRON
CELL ARRAY
256 × 8 BITS
SLAVE ADDRESS
COMPARATOR
SCL6
WP
7
VCC
8
A0
1
A1
2
A2
3
VSS
4
DATA
REGISTER

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Sony CMT-DF1 Specifications

General IconGeneral
Bass reflexYes
Speaker type1-way
RMS rated power10 W
Number of speakers2
Mid-range driver diameter100 mm
Total Harmonic Distortion (THD)10 %
TypeHome audio micro system
Cassette deckNo
Product colorGray
Disc types supportedCD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW
Supported radio bandsAM, FM
Preset stations quantity40
Display typeLCD
Speaker depth187 mm
Speaker width145 mm
Speaker height212 mm
Video recording-
Apple docking compatibilityNot supported
Headphone outputs1
Power sourceAC
Weight and Dimensions IconWeight and Dimensions
Depth201 mm
Width169 mm
Height218 mm

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