Table of Contents
Advertisement
CX-JTD8
6-25. SCHEMATIC DIAGRAM – MAIN Section (3/4) –
PB
(L-CH)
HP901
PB HEAD
(DECK A)
PB
(R-CH)
REC/PB
(L-CH)
HRPE901
REC/PB/ERASE
REC/PB
HEAD
(R-CH)
(DECK B)
ERASE
(3/4)
C662
0.01
CN602
3P
C628
REC/PB AMP
680p
C629
C626
680p
47
16V
C627
1
50V
C632
C631
680p
680p
CN603
8P
C630
47
16V
Q606
Q604
2SC4081
2SC4081
R601
5.6k
Q607
Q605
2SC4081
2SC4081
R659
R658
Q604-607
4.7k
4.7k
REC/PB
SWITCH
T601
BIAS OSC
TRANSFORMER
Q601
2SC2001
R636
BIAS OSC
27k
C636
0.015
C638
C635
0.022
0.015
100V
C633
C637
R637
0.0047
0.47
100
CN605
13P
A-MODE
A-SOL
A-PHOTO
DGND
A-HALF
CAPM+
TAPE
REC(FWD)
DECK
B-PHOTO
BLOCK
B-HALF
B-MODE
B-SOL
REC(REW)
DGND
CN706
9P
NC
S-IN(M.UCOM 1)
S-OUT(M.UCOM 100)
S-CLK(M.UCOM 2)
POWERLED
M-RESET
SIRCS(M.UCOM 4)
(Page 65)
DISPLAY KEY
POWER KEY(M.UCOM 74)
C657
2.2
50V
C625
R629
R630
2.2
50V
5.6k
5.6k
C623
R627
R624
R623
C618
R626
C622
2.2
50V
1k
0
1.8k
0.0022
10k
0.0015
C621
C619
R622
1 50V
0.0047
22k
C620
R621
2.2
50V
12k
C617
2.2
50V
C615
R618
100
0
16V
IC601
HA12237F
C601
C609
0.01
C607
2.2
50V
2.2
50V
C603
C605
2.2
1
50V
50V
C608
R610
C604
0.0047
22k
R611
2.2
12k
R602
50V
5.6k
C602
R604
R608
R609
C606
C610
R605
2.2
1k
0
1.8k
0.0015
0.0022
10k
50V
C656
R606
2.2
50V
10k
Q603,612
Q608,609
R661
REC BIAS
REC/PB SWITCH
100
R665
SWITCH
10k
R662
Q612
Q608
1k
IC303(2/2)
2SB1689T106
2SA1576
NJM4565M-D
R692
R691
10k
10k
R664
1M
R638
R660
C661
10k
10k
0.1
Q609
Q603
2SC4081
C659
C660
2SC4081
100
22p
100V
16V
R689
4.7k
R639
4.7k
C655
4.7
50V
Q615,616
Q613,614
CAPSTAN/REEL
A TRIG DRIVE
B TRIG DRIVE
MOTOR DRIVE
70
Q613
Q616
2SB1689T106
2SB1689T106
60
R684
R686
68
680
680
R683
D611
R685
D610
66
1k
1SS355
1k
1SS355
61
D609
1SS355
69
71
Q614
Q615
DTC114EUA
DTC114EUA
67
1
100
2
76
75
4
73
74
56
56
PB-L
REC-L
REC-R
PB-R
R617
4.7k
81
R616
4.7k
80
R615
4.7k
78
R631
10k
AMP
Q610,611
72
AMS DETECT
IC303(1/2)
NJM4565M-D
Q611
R669
DTC143TUA
22k
C664
10
C663
50V
0.1
R666
10k
R668
R667
4.7k
Q610
C665
10k
2SC4081
R670
47
22k
16V
79
77
Q617,618
Q617
2SB1689T106
R687
R688
1k
680
Q618
DTC114EUA
34
(Page 57)
CN709
6P
GC+5V
GC+5V
JW104
DGND
EVER+4V
EVER+4V
-VP
-VP
VF1
VF
VF2
VF
(Page 63)
CN543
12P
M+9V
GND
50
LM-R
49
LM-F
48
TM-R
47
TM-F
51
E-1
52
E-2
53
E-3
(Page 41)
55
TBL ADR
D+3.3V
54
OPEN SW
35
36
37
38
39
40
GC+5V
41
EVER+4V
(Page 57)
42
-VP
43
VF1
44
VF2
45
Advertisement
Table of Contents
