Sony HCD-EC59 / HCD-EC590 / MHC-EC59 / MHC-EC590 Service Manual ▷ View online
HCD-EC59/EC590
HCD-EC59/EC590
21
21
• See page 24 for Waveforms. • See page 16 for IC Pin Function Descriptions.
5-4. SCHEMATIC DIAGRAM - USB Section -
D
3
C
8
2
6
1
7
E
B
5
4
F
10
A
9
PANEL
B
BOARD
CN451
11
A
BOARD
CN403
BD74UR
C
BOARD
CN561
USB-JACK
3.1
0
0
3.3
0
0
3.1
0
2.9
2.5
1.8
3.3
0
0
0
0
0
0
0
0
0
0
0
0
3.3
1.5
1.8
3.3
3.1
3.2
3.1
1.8
3.3
3.1
3.2
3.1
(CHASSIS)
IC901
1M
R903
0
R904
100
R905
100
R906
100
R907
100
R908
100
R924
100
R901
0
R955
100
R909
100
R911
100
R913
100
R902
100k
R910
100k
R912
100k
R914
0.1
C909
33
R953
33
R954
15k
R952
15k
R951
100
R921
47
R920
47
R918
100
R917
100
R916
100
R915
47
R919
100
R923
100
R922
0.1
C950
0.1
C953
50V
2.2
C954
5p
C952
5p
C951
0.1
C901
2.2
C955
CL901
CL902
CL904
CL905
CL906
CL907
CL908
CL909
CL910
CL911
CL912
CL913
CL914
CL915
CL916
CL917
CL918
CL919
CL920
CL921
CL905
CL906
CL907
CL908
CL909
CL910
CL911
CL912
CL913
CL914
CL915
CL916
CL917
CL918
CL919
CL920
CL921
CL926
CL925
CL924
CL923
CL922
CL927
CL928
CL929
CL928
CL929
CL930
CL931
CL932
CL933
CL931
CL932
CL933
0.01
C904
C906
100p
100p
C905
100p
C907
100p
C908
47p
C915
47p
C916
47p
C917
47p
C919
47p
C920
47p
C918
100p
C921
0
R900
22p
C902
22p
C903
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
25P
CN901
VBUS5V
VBUS5V
VBUS5V
VBUS5V
VBUS5V
VBUSGND
VBUSGND
VBUSGND
VBUSGND
VBUSGND
USB-RST
USB-RXD
USB-TXD
USB-SLEEP
CD-CE
CD-CL
CD-DI
CD-DO
CD-RST
CD-M-MUTE
DVDD3.3V
DGND
AGND
CD/USB-Lch
AU-GND
CD/USB-Rch
AVDD3.3V
CD-VM7V
CD-M-GND
CL903
CL934
CL935
CL935
LC87F1JJ2AU-SQFP-H
IC901
USB CONTROLLER
1
P73
2
RES
3
XT1
4
XT2
5
VSS1
6
CF1
7
CF2
8
VDD1
9
SO0
10 SI0
11 SCK0
12 SO1
11 SCK0
12 SO1
13
SI1
14
SCK1
15
P16
16
P17
17
MCLKI
18
MCLKO
19
VDD2
20
VSS2
21
P00
22
P01
23
DBGP0
24
DBGP1
25
DBGP2
26
SDAT
27
BCLK
28
LRCK
29
P20
30
P21
31
P22
32
P23
33
P24
34
P25
35
P26
36
P27
37
UHD-
38
UHD+
39
VDD3
40
VSS3
41
UFIL
T
42
AFIL
T
43
P32
44
URX1
45
UTX1
46
P70
47
P71
48
P72
CL936
16V
100
C900
1
2
3
4
2
3
4
4P
CN903
VBUSGND
D+
D-
VBUS5V
D+
D-
VBUS5V
12MHz
X901
1
2
3
4
5
6
7
2
3
4
5
6
7
7P
CN910
TRESET
DBGP0
DBGP1
DBGP1
GND
DBGP2
VDD
VDD
VDD
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
25P
CN902
STREQ
STCK
STDATA
CE
CL
DI
DO
RESB
M-MUTE
DVDD(3.3V)
DGND
AGND
L-OUT
DACGND
DACGND
DACGND
R-OUT
AVDD(3.3V)
VM(7V)
MGND
MGND
PCMLRSY
PCMBCK
PCMDATA
PCMREQ
STCK
STDATA
CE
CL
DI
DO
RESB
M-MUTE
DVDD(3.3V)
DGND
AGND
L-OUT
DACGND
DACGND
DACGND
R-OUT
AVDD(3.3V)
VM(7V)
MGND
MGND
PCMLRSY
PCMBCK
PCMDATA
PCMREQ
CE
CL
DI
DO
M-MUTE
CE
CL
DI
DO
RESB
M-MUTE
CL
DI
DO
RESB
M-MUTE
L-OUT
R-OUT
L-OUT
R-OUT
RESB
DI
CL
CE
DO
USB BOARD
(NC)
W962
(Page 27)
(Page 19)
(Page 25)
HCD-EC59/EC590
HCD-EC59/EC590
22
22
•
: Uses unleaded solder.
• See page 15 for Circuit Boards Location.
5-5. PRINTED WIRING BOARDS - MAIN Section -
1
16
17
32
1
15
16
30
1
4
5
8
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
BE
R609
R801
R802
R803
R610
R804
R611
R805
R612
R806
R613
R807
R614
R808
R615
R809
R616
R617
R618
R619
R810
R811
R620
R621
R622
R623
R624
R625
R628
R637
D791
R639
R640
R640
R643
C607
R644
C608
R645
C609
R646
R647
R648
R649
C610
C611
C612
R650
R651
R652
C617
C618
R655
C619
R656
R657
C811
C812
C815
C816
TP706
TP707
C629
R666
R667
R669
C821
C822
C633
R670
C634
R672
R673
C637
C638
C639
R676
R677
R678
C640
C642
R681
C645
C647
R684
C648
R685
R879
C649
R686
R687
R688
R689
R880
C650
R881
R882
R690
R691
C655
R692
C656
R693
C657
C658
R697
R698
C852
C853
C854
C855
D601
C662
C856
D602
D604
C859
D605
C666
D606
JR601
JR602
JR603
C860
Q708
C861
Q709
D801
C862
D802
C863
C674
D614
Q710
D617
IC601
C684
C685
C686
C687
D628
IC801
D631
C694
C695
C696
Q732
C699
Q741
R700
R701
R702
R704
R705
R706
R707
R709
Q770
Q771
Q772
R715
R723
R727
R728
R734
R735
R736
R737
R738
C700
R741
R742
R749
C713
R750
R751
C715
R752
R753
R754
TP801
TP802
TP803
TP804
TP805
R760
R761
TP615
R762
R763
TP617
R764
TP618
R765
TP619
R767
R768
TP621
TP622
TP623
R770
TP624
R771
TP625
R772
TP626
R773
TP627
R774
TP628
R775
TP629
R776
TP630
TP631
TP632
TP633
TP634
R781
TP635
R782
R787
R788
R791
R792
R793
R794
R795
R796
R797
R798
Q604
R799
Q605
Q606
Q608
D701
C763
C765
C766
Q611
Q612
TP660
Q618
TP661
Q619
TP662
TP663
TP664
TP665
C776
TP666
TP667
TP668
TP669
L801
L802
TP670
TP671
IC701
TP672
TP673
TP674
TP675
TP676
TP677
C788
TP678
C789
TP679
D731
D732
D735
1
3
1
3
4
5
1
2
1
8
1
2
8
9
E
B
E
B
2
1
24
25
3
1
B
E
1
5
TB602
LP002
LP003
CN601
CN603
CN604
CN605
CN607
CN609
CN801
R638
R641
R642
CN633
R658
C810
X801
C813
C620
C814
C621
C622
C623
R662
C626
C627
C628
C820
C630
C631
C632
R674
R675
C641
RY602
JW601
JW602
JW603
JW604
JW605
JW606
JW607
JW608
JW609
C661
C663
JW610
C664
JW611
JW612
JW613
C667
D607
JW614
D608
JW615
D609
JW616
Q706
JW617
Q707
JW618
JW619
D610
D611
D612
JW620
JW621
ET601
JW622
ET602
JW623
JW624
JW625
L701
JW626
JW627
JW628
JW629
JW630
JW631
JW632
JW633
JW634
JW635
JW636
JW637
JW638
JW639
JW640
JW641
Q731
JW642
JW643
JW644
JW645
JW646
JW647
JW648
JW649
JW650
JW651
JW652
JW653
JW654
JW655
JW656
JW657
JW658
JW659
JW660
JW661
JW662
R731
R732
R733
C731
C732
C760
C761
C762
C764
L603
L604
C771
C773
L803
FL801
FB601
C697
C698
3
1
1
3
2
2
W690
IC690
–
+
–
+
L
R
SPEAKERS
IMPEDANCE: USE 6
:
RY602
E1
PT-SWITCH
BOARD
W052
E2
PT-SWITCH
BOARD
W052
M601
(FAN)
M
J1
2CH AMP
BOARD
W102
J2
2CH AMP
BOARD
W102
ANTENNA
FM/AM
D
PANEL BOARD
CN301
N
JACK
BOARD
CN496
K1
2CH AMP
BOARD
CN100
K2
2CH AMP
BOARD
CN100
C
(CHASSIS)
(CHASSIS)
(SUFFIX-12)
(SUFFIX-11)
MAIN BOARD
1-882-033-
11, 12
(11, 12)
REG BOARD
1-882-030-
11, 12
(11, 12)
A
B
C
D
E
F
G
1
2
3
4
5
6
7
8
9
10
(SUFFIX-11)
(SUFFIX-12)
(SUFFIX-11)
(SUFFIX-12)
(Page 24)
(Page 24)
(Page 24)
(Page 24)
(Page 28)
(Page 28)
(Page 24)
(Page 26)
Ver. 1.1
HCD-EC59/EC590
HCD-EC59/EC590
23
23
• See page 24 for Waveforms. • See page 30 for IC Block Diagrams.
5-6. SCHEMATIC DIAGRAM - MAIN Section -
21
BOARD
W052
PT-SWITCH
E
BOARD
CN496
JACK
N
BOARD
W102
2CH AMP
J
IC B/D
IC B/D
D
PANEL
CN301
BOARD
CN100
BOARD
K
2CH AMP
IC B/D
4.1
8.3
3.2
3.2
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4.1
5
5
0.9
5
20.4
0
20.4
20.4
20
0
5
2.5
0.5
0.9
20.4
0
0.9
0.5
0.5
0.3
4.5
0
4.5
0.3
0.8
3.1
2.5
17.1
0
0.8
8.9
8.9
0
9
0
20.4
0
20.3
0
20.3
8.9
0
0
0.7
0
0.7
2.3
0.8
4.4
0
0
0
4.5
1.9
3.3
3.3
4.5
4.5
4.5
2.3
4.3
0
0
3.2
3.2
3.2
1.9
8.6
0
8.9
8.9
0
0
20.4
9
25V
2200
C627
MC2838-T112-1
D602
2SC3052F-T1-LF
Q606
2SC3052F-T1-LF
Q605
2SC3052F-T1-LF
Q604
R646
100
R652
100
R614
10k
R613
10k
R648
47k
R649
2.2k
L603
L604
10
R615
10
R612
10
R611
10
R647
MC2838-T112-1
D601
4.7k
R610
4.7k
R609
2SC3052F-T1-LF
Q619
0.022
C642
56k
R686
10k
R677
10k
R676
16V
100
C631
16V
220
C667
100
R715
50V
1
C663
50V
1
C664
220
R707
220
R706
50V
10
C661
1
C656
1
C650
1
C648
1000p
C647
1000p
C657
2SC3052F-T1-LF
Q608
R667
47k
10V
47
C630
1k
R666
10V
100
C620
10k
R691
TP620
TP622
TP623
TP624
TP625
TP626
TP627
TP628
TP629
TP630
TP631
TP632
TP633
TP634
TP635
TP662
TP663
TP664
TP665
TP666
TP667
TP668
TP661
TP670
TP672
TP676
TP673
22k
R698
22k
R705
4.7k
R700
4.7k
R704
R622
33k
R617
10k
R623
10k
R624
10k
R618
10k
R625
33k
R616
3.9k
R619
3.9k
C649
220p
50V
4.7
C632
2.2k
R690
1k
R644
R620
4.7k
R621
4.7k
C611
0.22
C612
0.22
100k
R639
100k
R640
MC2838-T112-1
D617
R650
4.7k
R651
4.7k
R727
4.7k
R728
4.7k
47k
R678
1
C695
1
C696
47
R674
47
R675
100
R880
100
R881
C699
1000p
C700
1000p
2SC3052F-T1-LF
Q611
100k
R669
10k
R670
10k
R628
4.7k
R637
0.01
C619
4700p
C629
0.047
C638
0.047
C637
0.047
C634
0.047
C633
22k
R684
22k
R681
0.022
C674
5.6k
R751
5.6k
R753
100uH
L701
16V
470
C761
25V
C760
470
470
R761
470
R762
3.3k
R763
TP679
10k
R672
50V
3.3
C641
ISA1235AC1-T112-1EF
Q612
ISA1235AC1-T112-1EF
Q618
4.7k
R749
4.7k
R750
1
2
3
4
5
6
7
8
9
CN605
9P
AUDIO-L
A-GND
AUDIO-R
HP-GND
HP-L
HP-R
AMP-ON
SP-RELAY
GND
1k
R693
4.7k
R692
10k
R643
2.2k
R645
2W
470
R658
2W
470
R662
D604
MA2J1110GLS0
MA2J1110GLS0
D614
MA2J1
110GLS0
D605
MA2J1110GLS0
D628
MC2836-T112-1
D606
C645
1000p
C655
220p
C666
1000p
RY602
470p
C713
C640
C639
R788
15k
R787
15k
C609
4700p
C610
4700p
R638
R641
R642
0.068
C684
0.068
C686
0.068
C685
0.068
C687
5.6k
R752
5.6k
R754
4700p
C789
4700p
C788
22k
R687
4.7k
R685
MA2J1110GLS0
D631
100k
R791
220k
R792
MA2J1110GLS0
D791
KTA1273-Y-AT
Q706
KTA1273-Y-AT
Q707
2SC3052F-T1-LF
Q708
D701
RB055L-40TE25
3.3k
R764
3.3k
R765
3.3k
R793
10k
R794
180k
R795
330k
R796
47k
R797
2SC3052F-T1-LF
Q709
1000p
C765
50V
10
C764
4.7k
R798
560
R799
2.2
R723
2.2
R741
2.2
R742
2.2
R760
10k
R768
10k
R655
1k
R656
100k
R781
ISA1235AC1-T1
12-1EF
Q710
JW630
JW629
1
2
3
4
5
5P
CN633
PA-GND
LOW-OUT-R
+VH
-VH
LOW-OUT-L
1
2
3
4
5
6
7
8
8P
CN604
RELAY ON/OFF
V STBY
AC DETECT
VH(AC)
VL(AC)
GND
VL(AC)
VH(AC)
1
C658
TP675
TP677
TP674
1
2
3
3P
CN609
IN
GND
OUT
R879
100
C852
0.01
8
7
6
5
4
3
2
1
NJM2368V(TE2)
IC701
IN-
FB
GND
OUT
V+
CS
CT
REF
1N4002-A2
D611
1N4002-A2
D612
1N5402-C532-2
D607
1N5402-C532-2
D608
1N5402-C532-2
D609
1N5402-C532-2
D610
27k
R689
0.1
C715
3.3
R767
68k
R657
470
R673
470
R688
1000p
C694
3300p
C662
C763
470p
R770
100k
C766
4700p
R782
10k
25V
1000
C628
E
ET601
E
ET602
C621
0.1
C623
0.1
TP615
TP617
TP618
TP619
1
2
3
4
5
5P
CN603
IN-R
A-GND
IN-L
AMP-STBY
OVERLOAD
32
31
30
29
28
27
1
2
3
4
5
6
26
25
24
7
8
9
23
22
21
20
10
11
12
19
18
17
13
14
15
16
BD3491FS-SE2
IC601
NC
NC
NC
NC
TUNER-R
TUNER-L
CD/USB-R
CD/USB-L
PC-IN-R
PC-IN-L
SEL-L
SEL-R
VOL-R
VOL-L
TRE-L
TRE-R
BASSB-L
BASSA-L
BASSA-R
BASSB-R
OUT
-L
SB-L
SURR
SB-R
OUT
-R
VCC
SCLK
SDA
TA
GND
FIL
NC
NC
MC2840-T112-1
D801
TP802
AM ANT
L803
1
2
3
4
6
5
0.047
C812
BPF
G
I
O
FL801
MC2840-T112-1
D802
50V
22
C820
33k
R811
TP804
1
2
3
3P
CN801
AM
GND
FM
TP801
TP803
10V
470
C810
10
R810
50V
4.7
C813
30
29
28
27
26
25
24
7
6
5
4
3
2
1
18
19
20
21
22
23
8
9
10
17
16
11
12
13
14
15
LV23401V-N-TLM-H
IC801
AM ANT
AM REF
AM Vt
GND AM
VREF1(4.3V)
MPX OUT
AM AGC
GND1
L-OUT
R-OUT
VCC LOW
AM LCF
SD OUT
ST
OUT
VCC
CLK IN
ST
ADJ
CE
CL
DI
DO
VREF2(3.3V)
GND3
L1
VREF3(4.3V)
L2
SD ADJ
FLL
CAP
GND4
FM ANT
32.768kHz
X801
L801
39nH
L802
39nH
50V
1
C814
180k
R807
TP805
4.7k
R701
0
R709
0
R697
4.7k
R702
50V
4.7
C731
220k
R773
MAZ8100GMLS0
D732
16V
100
C773
15
R733
4.7k
R737
R735
4.7k
R734
47k
R882
22
220k
R775
2SC3052F-T1-LF
Q732
15
R731
KTA1266GR-AT
Q731
R771
22
2SC3052F-T1-LF
Q772
TP706
MAZ8043GMLS0
D731
R732
15
R738
470
2SC3052F-T1-LF
Q771
50V
1
C771
10k
R774
R736
10k
R772
12k
2SC3052F-T1-LF
Q770
50V
10
C732
TP707
1
2
3
3P
CN601
VDD+
GND
VDD+
TP669
TP671
TP678
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
25P
CN607
VBUS5V
VBUS5V
VBUS5V
VBUSGND
VBUSGND
VBUSGND
VSTBY
O-5V-ON
I-P-MONI
CD-AVR
CD-M-GND
9V
CD/USB-R
CD-A-GND
CD/USB-L
D-GND
O-SP-RELY
O-POWER
O-FUNC-CLK
O-FUNC-DATA
I-TU-DO
I-TU-ANSD
O-TU-CLK
O-TU-DI
O-TU-CE
TP660
6.3V
1000
C762
1
C822
1
C821
1
C853
1
C854
1
C855
1
C856
0.1
C607
0.1
C608
0.1
C617
0.1
C618
0.1
C859
MA2J1110GLS0
D735
47k
R776
1000p
C776
C860
0.01
C861
0.01
C862
0.01
FB601
50V
C622
3300
50V
3300
C626
0.1
C863
100
R805
0.1
C811
0.1
C815
0
R808
0.1
C816
22k
R809
10k
R806
1k
R803
1k
R801
1k
R804
1k
R802
O-TU-CE
O-TU-DI
O-TU-CLK
I-TU-ANSD
I-TU-DO
O-POWER
O-POWER
I-TU-DO
O-TU-DI
O-TU-CLK
O-TU-CE
I-TU-ANSD
I-P-MONI
O-CD-ON/5V-ON
O-POWER
O-CD-ON/5V
-ON
I-P-MONI
ELECTRICAL VOLUME,
IC601
IC701
DC/DC CONVERTER
IC801
AM/FM DET, OSC,
MAIN BOARD
(CHASSIS)
(FAN)
M
M601
FM/AM
ANTENNA
PROTECT DETECT
PROTECT DETECT
PROTECT DETECT
FAN MOTOR DRIVE
FAN MOTOR DRIVE
Q605, 606
AC DETECT
RELAY DRIVE
STANDBY SWITCH
PROTECT DETECT
MAIN POWER
ON/OFF CONTROL
PROTECT DETECT
PROTECT DETECT
Q706-710
DC/DC CONVERTER
INPUT SELECTOR
C639, 640
2700p (E4)
1500p (EXCEPT E4)
MIX, PLL, IF AMP
-
+
+
-
SPEAKERS
IMPEDANCE: USE 6
:
R
L
E
11
J
3
K
D
F
14
15
21
L
8
G
7
18
I
13
A
10
9
C
19
4
H
16
17
2
6
B
5
1
12
20
22
C697
0.1
I
O
G
IC690
KIA7809API-U/PF
1
2
3
0.1
C698
1
2
3
3P
W690
IN
GND
OUT
+9V REGULATOR
IC690
REG BOARD
TB602
47
47
47
(Page 29)
(Page 27)
(Page 25)
(Page 25)
(Page 25)
HCD-EC59/EC590
HCD-EC59/EC590
24
24
•
: Uses unleaded solder.
• See page 15 for Circuit Boards Location.
5-7. PRINTED WIRING BOARDS - 2CH AMP/USB-JACK/JACK Boards -
B
E
B
E
TP101
TP102
TP103
TP104
TP105
TP108
TP109
TP110
TP111
TP112
Q141
Q142
R103
R104
R105
R106
R107
R108
R109
R110
R113
R114
R115
R116
R119
R120
C103
C104
C105
R141
C106
R142
R143
C107
R144
C108
R145
R146
R146
C111
C112
R160
R161
R162
R163
C141
C142
C160
C161
C164
C165
D140
D141
4
5
1
2
1
5
1
15
A102
JW201
JW202
JW203
JW204
JW205
W102
R111
R112
CN100
C101
C102
C109
C110
C162
C163
IC102
B
E
B
E
TP101
TP102
TP103
TP104
TP105
TP108
TP109
TP110
TP111
TP112
Q141
Q142
R103
R104
R105
R106
R107
R108
R109
R110
R113
R114
R115
R116
R119
R120
C103
C104
C105
R141
C106
R142
R143
C107
R144
C108
R145
R146
R146
C111
C112
R160
R161
R162
R163
C141
C142
C160
C161
C164
C165
D140
D141
4
5
1
2
1
5
1
15
A102
JW201
JW202
JW203
JW204
JW205
W102
R111
R112
CN100
C101
C102
C109
C110
C162
C163
IC102
TP559
TP560
TP561
TP562
FB561
FB562
R561R562
C565
1
4
1
4 CN560
CN561
C561
JW560
R477
R478
C491
C495
C496
TP491
TP492
TP493
TP494
TP495
TP496
TP497
TP498
1
2
8
9
CN496
JW491
JW492
J491
J492
J1
MAIN BOARD
CN633
K1
MAIN BOARD
CN603
2CH AMP BOARD
1-882-028-
11
(11)
J2
MAIN BOARD
CN633
K2
MAIN BOARD
CN603
2CH AMP BOARD
1-882-028-
12
(12)
C
USB BOARD
CN903
1-882-031-
11, 12
(11, 12)
USB-JACK BOARD
PC IN
JACK BOARD
PHONES
N
MAIN BOARD
CN605
1-882-029-
11, 12
(11, 12)
A
B
C
D
E
F
G
1
2
3
4
5
(SUFFIX-12)
(SUFFIX-11)
1
IC101
2 (RFOUT)
(CD play mode)
200 mV/DIV, 500 ns/DIV
0.7 to 1.5 Vp-p
2
IC101
us (XOUT)
1 V/DIV, 20 ns/DIV
59.1 ns
2.8 Vp-p
qa
IC901
7 (CF2)
1 V/DIV, 20 ns/DIV
83.3 ns
2.8 Vp-p
ea
IC301
qf (X1A)
1 V/DIV, 20
Ps/DIV
30.8
Ps
3.1 Vp-p
es
IC301
os (X1)
1 V/DIV, 100 ns/DIV
168 ns
3.3 Vp-p
wa
IC801
qh (CLK IN)
200 mV/DIV, 20
Ps/DIV
30.5
Ps
Approx.
304 mVp-p
304 mVp-p
• Waveforms
– BD74UR Board –
– USB Board –
– MAIN Board –
– PANEL Board –
(Page 22)
(Page 22)
(Page 22)
(Page 22)
(Page 22)
(Page 20)
Ver. 1.1
Note: Refer to the “2CH AMP AND PT-SWITCH BOARDS
DISCRIMINATION” (page 14) for how to distinguish
SUFFIX-11 and SUFFIX-12.
SUFFIX-11 and SUFFIX-12.
Click on the first or last page to see other HCD-EC59 / HCD-EC590 / MHC-EC59 / MHC-EC590 service manuals if exist.