Sony DHC-FL3 / HCD-FL3 Service Manual ▷ View online
HCD-FL3
33
33
8-4.
BLOCK DIAGRAM – POWER AMP Section –
FAN-CTRL
STK MUTE
BTL2.1CH A
76
BTL2.1CH B
72
BTL2.1CH C
71
BTL2.1CH D
70
78
80
PROTECT
77
M801
(FAN)
(FAN)
+
–
+
–
SPEAKER
IMPEDANCE
USE 8–16Ω
EXCEPT
CENTER 16Ω
FRONT L
FRONT R
+
–
+
–
CENTER
S.WOOFER
+
–
+
–
REAR L
REAR R
PHONES
J301
SYSTEM CONTROLLER
IC101 (4/5)
• R-ch is omitted due to same as L-ch.
TM801
FAN MOTOR
DRIVE
Q860, 863
FAN MOTOR
CONTROL
Q861, 862
RELAY DRIVE
Q801
OVER LOAD
DETECT
Q401, 451
M
+
STANDBY
SWITCH
Q421 - 423
D606
• SIGNAL PATH
: TUNER
POWER AMP
IC401
RY801
–2
–1
OVER LOAD
DETECT
Q501, 551
STANDBY
SWITCH
Q521 - 523
POWER AMP
IC501
OVER LOAD
DETECT
Q431, 481
STANDBY
SWITCH
Q471 - 473
POWER AMP
IC431
E
(Page 32)
F
(Page 32)
J
(Page 32)
G
(Page 32)
H
(Page 32)
I
(Page 32)
R-CH
R-CH
FL
OUT
OUT
SL
OUT
OUT
C
OUT
OUT
SW
OUT
OUT
STK
MUTE
MUTE
L
(Page 32)
RELAY BTL
FEED BACK
K
(Page 34)
HP SW
THERMAL
DETECT
Q419, 420
TH401
D420
D402, 452
D520
D490
DC DETECT
Q855, 856
PROTECT
DETECT
Q851
PROTECTOR
Q852, 853
PROTECT
DETECT
Q850
Q854
+
+
+
+
+
+
+
+
RELAY DRIVE
Q807
RY807
–2
–1
RELAY DRIVE
Q804
RY804
–2
–1
RELAY DRIVE
Q805
RY805
–2
–1
RELAY DRIVE
Q803
RY803
–2
–1
RELAY DRIVE
Q806
RY806
–1
RELAY DRIVE
Q802
RY802
–2
–1
D860
D502, 552
D432, 482
HCD-FL3
34
34
8-5.
BLOCK DIAGRAM – DISPLAY/POWER SUPPLY Section –
FL601
FLUORESCENT
INDICATOR TUBE
47-43, 41-23,
22-12, 10, 9
A1 – A36
85-97,
100, 1-8
G1 – G13,
G16 – G24
G14, 15G
98, 99
79
CD POWER
SYSTEM CONTROLLER
IC101 (5/5)
83
STBY-RELAY
12
RESET
AC-CUT
B+ SWITCH
Q864, 865
D+2.6V
EVER+4V
+5V
REGULATOR
IC802
M+7V
M+9V
D+3.3V
D+4V
D206 – 208
D810
+4V
REGULATOR
IC901
+9V
REGULATOR
IC922
PLUNGER
(+12V)
+12V
REGULATOR
IC202
A+10V,
MIC+10V
MIC+10V
+10V
REGULATOR
IC803
CD D+5V,
CD A+5V
CD A+5V
A+5V
(DSP)
RESET SIGNAL
GENERATOR
IC201
D205
D204
RECT
D901 – 904
T901
SUB POWER
TRANSFORMER
RECT
D591
D591
RECT
D921
D921
REGULATOR
Q710
C AMP B+
C AMP B–
RECT
D491
D491
F/R AMP B+
F/R AMP B–
– 42V
REGULATOR
Q971
POWER ON/OFF
RELAY DRIVE
Q901
VP
RECT
D911
D911
VF
VF
RY901
(AC IN)
(MX, AR, AUS)
(MX, AR, AUS)
(E2, E51, SP)
(E2, E51, SP)
(MX, AR, AUS)
(E2, E51, SP)
• Abbreviation
AR
: Argentina
AUS : Australian
E51 : Chilean and Peruvian
MX : Mexican
SP
E51 : Chilean and Peruvian
MX : Mexican
SP
: Singapore
T911
MAIN POWER
TRANSFORMER
RESET
SWITCH
Q203
TO FLUORESCENT
INDICATOR TUBE
FL201
EVER +3.3V
EVER +4V
VOLTAGE
SELECTOR
S901
100
E VOL B+
REGULATOR
Q601
D/A B+
+2.6V
REGULATOR
IC631
+5V
REGULATOR
IC804
+4V
REGULATOR
IC801
RECT
D890
D890
D+3.3V
(PANEL)
D203
TU+3.3V
D106
D+3.3V
(DSP)
D601
+3.3V
(TC)
+3.3V
(MC)
D105
D101, 102
D103, 104
GRID DRIVE
Q201, 202
26
DI1
25
DO2
3
CLK
78 EXP-OUT DATA
77
RESET
75 EXP-IN DATA
76 EXP-CLK
4
LATCH
56 EXP-LAT
22 LED2
21 LED3
20 LED4
19 LED5
60
IIC DATA
61
IIC CLK
2
RESET.B
30 IIC-DATA
29 IIC-CLK
41 M-RESET
Q209
D201
18 TC B SW
24 SELECT
LED SELECT
Q207, 208
LED DRIVE
Q203 – 206
D302 – 304,
D341 – 345
D341 – 345
LED
MATRIX
D308
23 LED1
LED DRIVE
Q211
LED CONTROL
Q210, 217
MULTI CHANNEL
DECODING
PLUNGER
DRIVE
Q213, 214
8 CD SW1
CLOSE
OPEN
9 H.P
7 CD SW2
6 CD SW3
PM302
TC HOLDER
OPEN
(DECK B)
S332
CD DOOR
LOCK DETECT
S331
CD DOOR
OPEN/CLOSE DETECT
17 TC A SW
PLUNGER
DRIVE
Q215, 216
PM301
TC HOLDER
OPEN
(DECK A)
74 POWER-KEY
73 DISPLAY-KEY
S301
S302
DISPLAY
5 TC SW
S325
CASSETTE LID
OPEN/CLOSE DETECT
X
(Page 33)
K
HP SW
D301
38 POWER LED
LED DRIVE
Q212
4 SIRCS
REMOTE CONTROL
RECEIVER
IC301
47 VOLUME A
48 VOLUME B
ROTARY
ENCODER
S341
VOLUME
64 – 66
KEY0 – KEY2
S303 – 307,
S311 – 319,
S320 – 324, 326
S311 – 319,
S320 – 324, 326
82
83
X201
4MHz
XI
XO
FLUORESCENT
INDICATOR TUBE DRIVER,
KEY CONTROL
IC201
FRONT PANEL
CONTROLLER
IC202
15 X-IN
13 X-OUT
10 XC-IN
11 XC-OUT
X102
16MHz
X101
32.768kHz
3
HCD-FL3
35
35
8-6.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
Note on Printed Wiring Boards:
•
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Indication of transistor.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
B
These are omitted.
C
E
Q
Note on Schematic Diagram:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
•
2
: nonflammable resistor.
•
5
: fusible resistor.
•
C
: panel designation.
•
A
: B+ Line.
•
B
: B– Line.
•
H
: adjustment for repair.
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: TUNER (FM/AM)
E
: TAPE PLAY (DECK A)
d
: TAPE PLAY (DECK B)
G
: REC (DECK B)
J
: CD PLAY (ANALOG)
c
: CD PLAY (DIGITAL)
I
: AUX IN (DIGITAL)
N
: MIC
j
: MD (VIDEO)
• Abbreviation
AR
: Argentina model
AUS
: Australian model
E2
: 120 V AC area in E model
E51
: Chilean and Peruvian models
MX
: Mexican model
SP
: Singapore model
• Circuit Boards Location
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side)
the parts face are indicated.
SP relay board
SUB TRANS board
TRANS board
center SW AMP board
TC door board
TC door SW board
TC SW (A) board
CD door SW 2 board
CD door SW 1 board
MIC board
CD motor board
panel (L) board
panel (R) board
blue LED board
front rear AMP board
regulator board
BD board
IN/MIDIN SW board
DSP board
INIT/count SW board
connect board
loading motor board
MC board
SW board
head (B) board
head (A) board
CD door board
OUT/MIDOUT SW board
sensor board
sensor 2 board
clamp motor board
GC board
HCD-FL3
36
36
8-7.
PRINTED WIRING BOARD – BD Board –
•
See page 35 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D101
B-4
IC101
C-3
IC102
B-2
IC103
D-2
Q101
C-1
Q102
B-4
MC BOARD
CN106
IC102
IC101
IC103
A
B
C
D
1
2
3
4
M102
(SLED)
2
8
7
1
M101
(SPINDLE)
OPTICAL PICK-UP
BLOCK
(A-MAX.3)
TP
(DVC)
TP
(RFAC)
TP
(FEI)
TP
(FEO)
TP
(TEO)
TP
(RFDC)
(Page 46)
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