Sony DHC-FL3 / HCD-FL3 Service Manual ▷ View online
HCD-FL3
31
31
8-2.
BLOCK DIAGRAM – TUNER/TAPE DECK Section –
FM ANT
ANT GND
AM ANT
ANT GND
ST-DIN
ST-CLK
ST-CE
ST-MUTE
TUNED
STEREO
L-CH
R-CH
ST-DOUT
TUNER UNIT
FM 75Ω
AM
R-CH
58
ST DIN
57
ST DOUT
59
ST-CLK
56
ST CE
53
ST MUTE
DI
DO
CLK
CE
MUTING
55
TUNED
54
STEREO
TUNED
STEREO
R-CH
L-CH
R-CH
L-CH
R-CH
R-CH
HP901
(PB)
HRPE901
(REC/PB/ERASE)
1
3
2
4
R-CH
R-CH
REC/PB SWITCHING
IC2
R-CH
BIAS OSC
T301
BIAS
TRAP
REC BIAS
SWITCH
Q2, 3, 9
TC +10V
BIAS OSC
Q4, 5
TRIGGER
PLUNGER DRIVE
(DECK B)
Q251, 252
PM902
TRIGGER PLUNGER
(DECK B)
23
A-TRIG
TRIGGER
PLUNGER DRIVE
(DECK A)
Q253, 254
PM901
TRIGGER PLUNGER
(DECK A)
25
B-TRIG
92
B-SHUT
91
A-SHUT
34
32
BIN1
AIN1
15 13 12
14
28
27
EQOUT1
26
PB-OUT1
TAI1
MUTE
DECK A/B SELECT SWITCH,
PB EQ AMP
IC1 (1/2)
R-CH
23
REC-
OUT1
OUT1
REC-IN1
ALC1
REC EQ AMP, ALC
IC1 (2/2)
21
R-CH
58
ALC
C
(Page 32)
TAPE
L-CH
B
(Page 32)
TUNER
L-CH
D
(Page 32)
REC
L-CH
22 CAPM-CNT1
21 CAPM-H/L
81 BIAS
CAPSTAN
MOTOR DRIVE
Q256.257
M
M
M901
(CAPSTAN)
50
B PLAY
49
A PLAY
11
ALC ON/OFF
S1002
(DECK B PLAY)
S1001
(DECK A PLAY)
27
A-HALF
S1003
(DECK A HALF)
93
B-HALF
S1006
(DECK B HALF)
S1009
(DECK B REC)
S1005
(DECK A REC)
D +3.3V
SYSTEM CONTROLLER
IC101 (2/5)
• SIGNAL PATH
• R-ch is omitted due to same as L-ch.
: TUNER (FM/AM)
: TAPE PLAY (DECK A)
: REC
: TAPE PLAY (DECK B)
ROTATION
DETECT SENSOR
(DECK A)
IC1001
ROTATION
DETECT SENSOR
(DECK B)
IC1002
DO
CE
MUTING
TUNED
STEREO
DI
CLK
REC BIAS (L)
(DECK B)
RV2
REC BIAS (R)
(DECK B)
RV52
CAPSTAN MOTOR
CONTROL SWITCH
Q1001
Q255
TAPE SPEED
(HIGH)
RV1001
TAPE SPEED
(NORMAL)
RV1002
A/B
NORMAL/HIGH SPEED
MUTE ON/OFF
REC MUTE ON/OFF
A/B
NOR/HIGH
REC MUTE
85
97
61 67 66
A/B
NOR/HIGH
REC-MUTE
PB-A/B
EQ-H/N
TC-MUTE
AMS-IN
REC MUTE
EQ
ALC
REC LEVEL
(DECK B)
RV53
82
TC-RELAY
+
MUTING
Q40
MUTING CONTROL
SWITCH
Q41
BUFFER
Q6 - 8
LOW-PASS
FILTER
IC3
24
8
REC-IN2
ALC2
7
ANTENNA
REC/PB
SWITCHING
Q20, 21
D +3.3V
D +3.3V
R-CH
HCD-FL3
32
32
8-3.
BLOCK DIAGRAM – AUDIO DSP Section –
A/D CONVERTER
IC611
AUDIO DIGITAL
SIGNAL
PROCESSOR
IC601
D/A COVERTER
IC612
DIGITAL AUDIO
INTERFACE RECEIVER
IC603
SYSTEM
CONTROLLER
IC101 (3/5)
INPUT SELECT
SWITCH,
ELECTRICAL
VOLUME
IC701
2.1/MULTI
CHANNEL SELECT
IC702
S-RAM
IC602
45 DATA1
46 DATA2
47 DATA3
31 DATA4
23
SDO1
24
SDO2
25
SDO3
26
SDO4
38 SCKI
41 LRCK
40 BCK
14
SCKOUT
19
LRCKO
20
BCKO
15 DATA
16 CLOCK
17 LATCH
1
AMP-DATA
2
AMP-CLK
3
AMP-LAT
60
LINE MUTE
66
DAC-LAT
15 LRCKI1
28 LRCKI2
4 LRCKI3
13
LRCK
D OUT
30 SDI2
18 SDI1
15
1 VINL
6 ADL+OUT
4 ADR+OUT
19 PORT2
22 KFSIO
16
SYSCLK
21
RDATA
6
RSTB
17 BCKI1
29 BCKI2
6 BCKI3
14
BCK
2 L-RECIN
16
VOUT7
20
VOUT8
12 CIN
13 SWIN
10
VOUT5
9
VOUT6
13 X1
1 MICIN
67 LIN2
66 LIN1
70 LIN5
64
LRECOUT1
63
LRECOUT2
11 SLIN
12
VOUT3
11
VOUT4
9 FLIN
14
VOUT1
13
VOUT2
• R-ch is omitted due
to same as L-ch.
to same as L-ch.
• SIGNAL PATH
: TUNER
: CD PLAY
: TAPE PLAY
: MD (VIDEO)
: REC
: MIC INPUT
: CD PLAY (DIGITAL)
: AUX IN (DIGITAL)
16
RMCK
20
RLRCK
17
RBCK
33
AUDIO
44
PIO0
46
PIO2
69
GP8
56
BST
2
XRST
65 DIR-RX
5 DIG-TX
7 DIG-CLK
37
D
38
DI
40
CL
39 DSP-CS
20 DIR-INT
71 DIR-UNLOCK
39
CE
35
INT
36
RERR
89 DIR-RST
41
XMODE
34
CKST
33
HDIN
34
HCLK
59
EXLOCK
34
MDI
35
MC
36
HL
11
X-X1
10
Y-Y1
35
HDOUT
36
HCS
32
HACN
6
DSP-RX
68
DSP-CS
67
DSP-ACK
68
GP9
69
DSP-DECODE
108, 107, 105 – 102,
99, 98, 80 – 77,
75 – 72
112, 110, 109,
97 – 92, 82, 85 – 83,
66 – 64
7 – 10, 13 – 16,
29 – 32, 35 – 38
5 – 1, 44 – 42,
27 – 24, 21 – 18
6
17
CS
WE
44
45
CSO
WEO
D0 – D15
A0 – A15
D0 – D15
A0 – A15
MUTING
CONTROL
Q602
MUTING
CONTROL
Q201, 202
32
RST
R-CH
R-CH
R-CH
R-CH
9
MCLK1
12
MCLK2
X601
13MHz
28 XOUT
29 XIN
X602
12.288MHz
A
(Page 30)
CD L OUT
2 RX0
RXOUT
RX3
C
(Page 31)
D
(Page 31)
TAPE
L-CH
REC
L-CH
B
(Page 31)
TUNER
L-CH
5
OPTICAL
DIGITAL IN
OPTICAL
RECEIVER
IC621
1
OPTICAL
DIGITAL OUT
OPTICAL
TRANSCEIVER
IC622
R-CH
J701 (1/2)
L
R
MD (VIDEO)
IN
MIC
J351
MIC AMP
IC351 (1/2)
RV351
MIC LEVEL
MIC AMP
IC351 (2/2)
MIC CONTROL
Q351
A +10V
A +10V
46
FLOUT
14
X
E
(Page 33)
FL
OUT
36
SLOUT
12 X0
47
BBREF
R-CH
J701 (2/2)
L
R
MD (VIDEO)
OUT
MUTING
Q702
R-CH
F
(Page 33)
SL
OUT
MUTING
Q703
R-CH
14
X
G
(Page 33)
C
OUT
MUTING
Q704
CONPARATOR
IC703 (2/2)
1 Y1
32
COUT
2 Y0
CONPARATOR
IC704 (1/2)
28
SWOUT
H
(Page 33)
SW
OUT
I
(Page 33)
FEED
BACK
MUTING
Q754
DBFB CONTROL/
FEED BACK SWITCH
Q701, 751
2.1/MULTI
CHANNEL
SELECT
SWITCH
Q711
LINE AMP
IC704 (2/2)
44
FLBB1
45
FLBB2
51
FRBB1
52
FRBB2
L
(Page 33)
RELAY
BTL
J
(Page 33)
STK
MUTE
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
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