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3-11
HVR-S270J/S270U/S270N/S270E/S270P/S270C
3-11. OVERALL BLOCK DIAGRAM (11/14)
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
XL-009 BOARD
LA-029 BOARD
CN5302
AUDIO
INPUT3
AUDIO
INPUT4
Q5303, Q5304
CH3 MIC
INPUT
SWITCH
Q5301, Q5302
CH4 MIC
INPUT
SWITCH
5
3
7
1
BR-001 BOARD (2/2)
VC-513 BOARD (10/13)
LANC
J8401
CN8401
6
4
ATT
ATT
CH3 MIC
AMP
IC5302
5
3
7
1
CH4 MIC
AMP
IC5301
5
6
1
3
2
7
LINE
AMP
IC5303
CH3 MIC
INPUT
CONTROL
Q5315, Q5317, Q5319
CH4 MIC
INPUT
CONTROL
Q5314, Q5316, Q5318
AU_MIC_-3
3
AU_MIC_-4
4
AU_MIC_-3
3
XLANC_JACK_IN
LANC_SIG
XLANC_JACK_IN
LANC_SIG
XLANC_JACK_IN
LANC_SIG
AU_MIC_-4
4
CN5301
CN9702
18
19
22
21
AU_LINE_3
16
AU_LINE_4
AU_LINE_3
AU_LINE_4
ATT_3
24
1
ATT_4
2
XLR_LINE/MIC_3
3
XLR_LINE/MIC_4
ATT_3
ATT_4
XLR_LINE/MIC_3
XLR_LINE/MIC_4
AU_MIC_-3
3
AU_MIC_-4
4
AU_LINE_3
AU_LINE_4
ATT_3
ATT_4
XLR_LINE/MIC_3
XLR_LINE/MIC_4
4
7
CN9709
3
5
6
3
4
9
1
24
23
22
21
CN9708
AU_MIC_-3
3
AU_MIC_-4
4
AU_LINE_3
AU_LINE_4
ATT_3
ATT_4
XLR_MIC/LINE_3
XLR_MIC/LINE_4
XLANC_JACK_IN
LANC_SIG
XLANC_JACK_IN
LANC_SIG
AU_MIC_-3
3
AU_MIC_-4
4
AU_LINE_3
AU_LINE_4
AU_MIC_-3
3
AU_MIC_-4
4
AU_LINE_3
AU_LINE_4
ATT_3
ATT_4
ATT_3
ATT_4
XLR_MIC/LINE_3
XLR_MIC/LINE_4
20
21
4
3
CN9707
(2/2)
CN1017
CN1016
(2/2)
2
1
4
18
12
14
7
6
3
2
19
20
25
26
23
5
11
9
16
17
Q5305
Q5306
Q5320
Q5321
05
ME-021 BOARD
SW-514 BOARD (1/2)
CN7604
AUDIO
INPUT1
(L)
AUDIO
INPUT2
(R)
Q7608, Q7609
CH2 MIC
INPUT
SWITCH
Q7610, Q7611
CH1 MIC
INPUT
SWITCH
5
3
7
1
ATT
ATT
CH2 MIC
AMP
IC7602
5
3
7
1
CH1 MIC
AMP
IC7601
2
3
1
6
5
7
LINE
AMP
IC7603
CH2 MIC
INPUT
CONTROL
Q7616, Q7618, Q7620
CH1 MIC
INPUT
CONTROL
Q7617, Q7619, Q7621
AU_MIC_-1
1
AU_MIC_-2
2
CN7601
18
19
22
21
AU_LINE_1
16
AU_LINE_2
ATT_1
24
2
ATT_2
1
XLR_LINE/MIC_1
4
XLR_LINE/MIC_2
3
AU_MIC_-1
1
AU_MIC_-2
2
AU_LINE_1
AU_LINE_2
AU_MIC_-1
1
AU_MIC_-2
2
AU_LINE_1
AU_LINE_2
ATT_2
ATT_1
ATT_2
ATT_1
XLR_MIC/LINE_2
XLR_MIC/LINE_1
AU_MIC_-1
1
AU_MIC_-2
2
AU_LINE_1
AU_LINE_2
ATT_1
ATT_2
LINE_1
LINE_2
CN1001
7
6
3
4
9
1
23
24
21
22
Q7612
Q7613
Q7615
Q7614
HP_OUT_INFO1
HP_OUT_INFO2
AUDIO_
MONITOR_CH12
AUDIO_
MONITOR_CH34
HP_OUT_INFO3
AU_MON_R_CH1 -
AU_MON_R_CH4
AU_MON_L_CH1 -
AU_MON_L_CH4
FRONT_VOL_O
XLR_PWR_ON_1 -
XLR_PWR_ON_4
XLR_MIC/LINE_1 -
XLR_MIC/LINE_4
XLR_MIC/LINE_1 -
XLR_MIC/LINE_4
CH1_AUTO/MANUAL -
CH4_AUTO/MANUAL
REC_VOL_A/D_CH1 -
REC_VOL_A/D_CH4
REC_VOL_
A/D_CH2 -
REC_VOL_
A/D_CH4
REC_VOL_
A/D_CH1
CH1_INPUT1/INPUT3
CH2_INPUT2
CH2_INPUT4
XFRONT_RST
S6401
CH3/4
MIX
CH1
CH2
CH3
L
CH4
CH1/2
AUDIO
MONITOR
S6402
MONITOR
SELECT
CN1007
(1/2)
25
24
CN6406
(1/2)
4
CN1008
CN6407
25 - 22
4 - 7
5
AUDIO_RECSEL_
CH2_IN2
AUDIO_RECSEL_
CH2_IN4
S6412
IN4
IN1
IN3
IN2
CH2
D_2.8V
REC CH
SELECT
2CH
MODE
24
26
5
3
INPUT1_48V_ON -
INPUT4_48V_ON
INPUT1_LINE_ON -
INPUT4_LINE_ON
S6404, S6406,
S6407, S6409
LINE
MIC
MIC
+48V
D_2.8V
AUDIO_RECSEL_
CH1
S6410
IN3
IN1
CH1
D_2.8V
22
7
INPUT1_
AUTO/MANUAL -
INPUT4_
AUTO/MANUAL
S6403, S6405,
S6408, S6411
MAN
AUTO
21 - 18
8 - 11
16, 14, 12, 10
13, 15, 17, 19
15, 13, 11, 9
14, 16, 18, 20
MONITOR_SELECT
22
7
S6413
RESET
RESET
27
2
FRONTO_VOL_O
27
2
AUDIO_
MONITOR_L_1ch -
AUDIO_
MONITOR_L_4ch
16 - 13
13 - 16
D6401 - D6404
Q6401 - Q6404
LED
DRIVE
CH1
CH2
CH3
R
CH4
CH1
CH2
CH3
CH4
INPUT1
INPUT2
INPUT3
INPUT4
CH1
CH2
CH3
CH4
AUDIO_
MONITOR_R_1ch -
AUDIO_
MONITOR_R_4ch
LEVEL_VOL_CH1 -
LEVEL_VOL_CH4
12 - 9
17 - 20
D6405 - D6408
Q6405 - Q6408
LED
DRIVE
RV6401
RV6402 - RV6404
A
: AUDIO SIGNAL