HCD-N455KW
— 19 —
— 20 —
—DECK SECTION—
IC611
R CH
HP101
PB HEAD
(DECK A)
L
R
RV311
PLAYBACK
LEVEL
DECK A
IC601
R CH
L
R
RV301
PLAYBACK
LEVEL
DECK B
3
1
IC602
4
REC/PB
EQ OUT
REC BIAS
BIAS OSC
T621, Q621, 622
ERASE HEAD
ERASE BIAS
3
2
BIN
A IN
4
14
A/B
ABO
EQ IN
11
13
RV301
REC LEVEL
10
REC OUT
BIAS SW
B OUT
C IN
5
70
120
+7.5V
Q623, 901
REC IN
6
16
18
19
8
PB OUT
Q402
BIAS ON/OFF
RM ON/OFF
Q301
MUTE
PB L
REC L
PB A/B
NORM/HIGH
BIAS ON/OFF
RM ON/OFF
RELAY REC/PB
B
MAIN
SECTION
LM ON/OFF
NORM/
HIGH
P
R
REC/PB HEAD
(DECK B)
X
HEAD AMP
IC401
HRPE101
RV341
REC
BIAS
27
15
S1004
A C O
S1008
B C O
r 2
r 2
17
A 120/70
B 120/70
M
CAP M SWITCH
Q405, 407
SPEED
CONTROL
Q651
SWITCH
Q406
RV652
HIGH
SPEED
RV651
NORMAL
SPEED
M1
CAPSTAN
MOTOR
CAP M ON/OFF
CAP M H / L
REEL
DETECT
Q1001
A SHUT
B SHUT
REEL
DETECT
Q1002
S1001 (A PLAY)
+5V
S1002 (B PLAY)
A PLAY
B PLAY
A HALF
S1003
(A HALF)
+5V
S1005
(REC A)
S1006
(B HALF)
S1009
(REC B)
SWITCH
Q408-410
TRIG H / L
B TRIG
A TRIG
SWITCH
Q412
SWITCH
Q411
4
6
5
TRIGGER
MOTOR
DRIVE
IC402
VZ
IN2
IN1
OUT1
OUT2
2
10
M
M2
TRIGGER
MOTOR
B HALF
(Page 21)
• R-CH : Same as L-CH
• SIGNAL PATH
:PB (DECK B)
www . x ia o y u 1 6 3 . c o m
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
