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SA-HT330EB
23.7. HEADPHONE CIRCUIT, TACT SWITCH CIRCUIT and CD TRAY
LOADING CIRCUIT
SCHEMATIC DIAGRAM - 24
HEADPHONE CIRCUIT
GND1
1
JOG_A
2
TO
VREF+
3
MAIN CIRCUIT
JOG_B
4
(CN2005) ON
KEY2
SCHEMATIC
5
HP_R
DIAGRAM-17
6
HP_GND
7
HP_L
8
H6005/W6005
TACT SWITCH CIRCUIT
TO
KEY1
PANEL CIRCUIT
1
STBY_LED
(H6008/W6009)
2
ON SCHEMATIC
3
DIAGRAM-18
H6009/W6009
CD TRAY LOADING CIRCUIT
9
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R6022
R6023
R6024
1.2K
1K
1K
S6001
S6002
S6000
(STOP)
(PAUSE)
(OPEN/CLOSE)
L6000
VR6000
JOG VOL
R6028
22K
R6029
22K
R6038
1K
R6005
2.2K
S6011
D6000
(POWER)
B3AAA0000583
IC904
C0GAG0000002
REFLECTIVE PHOTO SENSOR
6
5
4
2
1
8
7
3
C984
25V10
RM902
M
: MAIN SIGNAL LINE
: +B SIGNAL LINE
R6099
W6055
1.8K
0
S6003
(PLAY)
W6053
0
J0JBC0000019
L6001
J0JBC0000019
L6002
J0JBC0000019
C6002
1000P
A
COM
B
1
2
3
C6021
100P
C6022
100P
R6007
R6006
1.2K
1K
S6014
S6013
S6012
(REVERSE/
(FORWARD/
(SELECTOR)
TUNING
TUNING UP)
DOWN)
S901
PLAY
S902
OPEN
88
W6054
0
JK6002
HEADPHONE
4
5
C6001
0.047
2
3
C6000
6
0.047
7
1
7
TO
6
MAIN CIRCUIT
5
(H2000/W2000)
4
ON SCHEMATIC
3
DIAGRAM-9
2
1
CS901
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