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6-9.
SCHEMATIC DIAGRAM – TC Board – •
HRPE901
(REC/PB/ERASE)
NO601
8P
L-PB
L-PB
L-CH
L-REC
R-REC
GND
R-PB
L-REC
R-CH
GND
R-REC
E-HOT
GND
R-PB
ERASE
GND
E-HOT
(CHASSIS)
See page 28 for Waveform.
REC/PB SWITCHING
IC602
BA3126N
Q681
R680
DTA124ESA
4.7k
C601
47
Q680,681
16V
REC/PB
SWITCH
C663
Q680
390p
DTC114ESA-TP
C635
1
50V
C611
R606
120p
2.2k
R610
R607
8.2k
10k
L601
27mH
C613
C610
C614
R605
390p
JR602
330p
0.01
47k
0
C660
C664
R655
L651
330p
0.01
47k
27mH
C651
R657
47
10k
16V
RV603
RV653
C661
R660
R656
220k
220k
120p
8.2k
2.2k
C612
C662
27p
27p
Q642
2SC2001
Q642,643
BIAS OSC
T601
BIAS OSC
R643
R644
5.6
5.6
Q643
C642
2SC2001
0.01
100V
2SD1387-34-TP
C641
2.2
50V
R602
R604
C607
R609
4.7k
10k
470p
2.2k
RV602
22k
R611
22k
C608
2.2
50V
C632
10 50V
REC/PB EQ AMP,ALC
IC601
HA12236
R635
100
C633
50V
C634
50V
RV652
R632
R633
22k
1k
10k
C656
C658
C652
1
2.2
0.01
50V
50V
R653
3.3k
R652
R654
C657
R659
4.7k
10k
470p
2.2k
Q639
2SA1175
Q641
Q639-641
R642
R648
R647
REC BIAS
2.2k
2.2
22k
SWITCH
Q640
DTC114ESA-TP
C639
C640
C647
R641
10
47
10
6.8k
50V
16V
50V
27
27
Q694
2SB1068
R695
R687
10k
47k
Q693
R694
2SB1116
R631
22k
22k
R686
R685
R684
3.3k
3.3k
3.3k
R693
47k
Q692,694
R688
C681
CAPSTAN/REEL
4.7k
0.0047
MOTOR DRIVE
R630
1M
R689
D681
R682
4.7k
1SS355TE
2.2k
R690
Q691,693
C630
4.7k
100
TRIGGER PLUNGER
16V
DRIVE
R691
10k
R692
4.7k
Q692
Q691
DTC114EKA
DTC114EKA
10
10
R661
22k
L640
L641
R640
10k
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
HCD-CPX1
CN602
8P
PLAY SW
R REC
F REC
TAPE DECK BLOCK
PACK
SUPPLIED WITH
M+10V
THE ASSEMBLED
TRGM+
BLOCK
MGND
END SW
R683
680
R681
2.2k
CN603
19P
M+11.5V
MGND
TC TRIG
TC CAPM
+3.3V
TC END-SW
TC HALF-REC
TC PLAY
BIAS-ON/OFF
REC/PB
LINE-MUTE
REC-MUTE
ALC
(Page 30)
PB-R
REC-R
PB-L
REC-L
A-GND
A+9V
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