JBL Club 704 Service Manual ▷ View online
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
D
D
C
C
B
B
A
A
GAIN
min-max
Crossover
Power supply
GROUND
+12V
32Hz-320Hz 12dB/oct
2
3
1
4
A
LO
Hi
Hi2
LP/HP PASS
2
3
1
4
A
HPF
LPF
FULL
LW/HI input
30kHz
320Hz
32Hz
Input selector
Controls
Block diagram
DWG NO:
PART NO:
PART NAME:
PRODUCT MODE:
Page Number:
UNIT: MM
SIZE: A2
REV:A1
DRAW BY:
CHECKED BY:
APPROVED BY:
DATA:
DATA:
DATA:
CLUB/REF704A
PLACE NO
DESCRIPTON
DATA
ZJS
2016-03-01
1/1
AGND
REV
ADAS INPUT
ADAS ASSIGN
MCU
SN8P2751P8AD
HT7550
DC-DC
MCU
STM32F103 to STM32F105,I/O
2014-11-01
A1
K1
A2
K2
Power/Protect
White/RED
AMP
OP
1
1
2
2
3
3
REM
FL
INPUT
MIX
OP
Phase
Power Amplifier
Class H
2Ω/4Ω
2
3
1
4
A
HPF
LPF
FULL
LW/HI input
Controls
AGND
FR
OP
Phase
Power Amplifier
Class H
2Ω/4Ω
2
3
1
4
A
HPF
LPF
FULL
LW/HI input
Controls
AGND
RL
OP
Phase
Power Amplifier
Class H
2Ω/4Ω
2
3
1
4
A
HPF
LPF
FULL
LW/HI input
Controls
AGND
RR
OP
Phase
Power Amplifier
Class H
2Ω/4Ω
CLUB/REF704A Block diagram
2
5
1
3
4
ADASFL
ADASFR
ADASRL
ADASRR
OP
MIX
OP
PRE L OUT
PRE R OUT
PREL
PRER
1
2
3
4
5
AGND
HALOSONIC
INPUT
HALOSONIC INPUT
AD
AS
FL
AS
FL
OP
OP
OP
OP
OP
PRE
PRE OUTPUT
OP
Crossover
32Hz-320Hz 12dB/oct
LP/HP PASS
30kHz
320Hz
32Hz
OP
Crossover
32Hz-320Hz 12dB/oct
LP/HP PASS
30kHz
320Hz
32Hz
OP
Crossover
32Hz-320Hz 12dB/oct
LP/HP PASS
30kHz
320Hz
32Hz
OP
INPUT
MIX
OP
INPUT
MIX
OP
INPUT
MIX
OP
GAIN
min-max
OP
GAIN
min-max
OP
GAIN
min-max
OP
2
3
1
4
A
LO
Hi
Hi2
Input selector
OP
2
3
1
4
A
LO
Hi
Hi2
Input selector
OP
2
3
1
4
A
LO
Hi
Hi2
Input selector
OP
RCA
FL
HA
LO
S
LO
S
O
N
IC
L
SIGNAL DET
HA
LO
S
LO
S
O
N
IC
R
AD
AS
FR
AS
FR
AD
AS
RL
AS
RL
AD
AS
RR
AS
RR
RCA
FR
AGND
JBL
CUSTOMER:
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
D
D
C
C
B
B
A
A
C22A
106/16V
R36A
5.9K
C23A
22P
R38A
20K
R35A
10K
C21A
106/16V
R35B
10K
C20B
106/16V
C22C
106/16V
R36C
5.9K
R35C
10K
C21C
106/16V
C22D
106/16V
R36D
5.9K
R35D
10K
C21D
106/16V
Q5
8050D
R31A
510R
R65A
10K
ADAS_MUTE
Q7
8050D
R65C
10K
Q8
8050D
R65D
10K
R31C
510R
R31D
510R
ADAS_MUTE
AGND
AGND
R32A
1R
R32C
1R
R32D
1R
C19A
106/16V
R26A
100R
2
1
3
SW2A
SW-SPDT
5
4
6
SW2B
SW-SPDT
11
2
3
1
8
4
U10A
4580
+15V
-15V
FL-VR
C22B
106/16V
R36B
5.9K
Q6
8050D
R31B
510R
R65B
10K
AGND
R32B
1R
FR-VR
ADAS_MUTE
8
7
9
SW2C
SW-SPDT
11
10
12
SW2D
SW-SPDT
2
6
5
7
U10B
4580
RL-VR
14
13
15
SW2E
SW-SPDT
17
16
18
SW2F
SW-SPDT
7
20
19
21
SW2G
SW-SPDT
23
22
24
SW2H
SW-SPDT
5
RR-VR
TP19
TP20
TP21
TP22
R20A
22K
C16A
100P
R21A
10K
R23A
10K
R22A
10K
R24A
10K
C13A
106/16V
C14A
106/16V
C15A
47P
6
5
7
U8B
4580
C17A
22P
C12A
NF
AGND
AGND
+15V
-15V
R20B
22K
C16B
100P
R21B
10K
R23B
10K
R22B
10K
R24B
10K
C13B
106/16V
C14B
106/16V
C15B
47P
2
3
1
8
4
U8A
4580
C17B
22P
C12B
NF
AGND
AGND
R20C
22K
C16C
100P
R21C
10K
R23C
10K
R22C
10K
R24C
10K
C13C
106/16V
C14C
106/16V
C15C
47P
6
5
7
U9B
4580
C17C
22P
C12C
NF
AGND
AGND
+15V
-15V
R20D
22K
C16D
100P
R21D
10K
R23D
10K
R22D
10K
R24D
10K
C13D
106/16V
C14D
106/16V
C15D
47P
2
3
1
8
4
U9A
4580
C17D
22P
C12D
NF
AGND
AGND
ADRR-
ADRR+
ADRL-
ADRL+
ADFR-
ADFR+
ADFL+
ADFL-
RJ45
1
2
L3A
2.5KZ
1
2
L4A
2.5KZ
1
2
L5A
2.5KZ
1
2
L6A
2.5KZ
1
2
L7A
2.5KZ
1
2
L8A
2.5KZ
1
2
L9A
2.5KZ
1
2
L10A
2.5KZ
ADAS INPUT
AD
_F
L
+
3
2
1
U12A
4580
AGND
+
-
-
C19B
106/16V
R26B
100R
C19C
106/16V
R26C
100R
R27C
10K
2
3
1
8
4
U11A
4580
AGND
C19D
106/16V
R26D
100R
R27D
10K
6
5
7
U11B
4580
AGND
C23B
22P
R38B
20K
AGND
5
6
7
8
4
U12B
4580
-15V
+15V
C23C
22P
R38C
20K
3
2
1
U13A
4580
AGND
C23D
22P
R38D
20K
AGND
5
6
7
8
4
U13B
4580
-15V
+15V
+15V
-15V
AD
_F
L
-
AD
_F
R
+
AD
_F
R
-
AD
_R
L+
AD
_R
L-
AD
_RR+
AD
_RR-
AGND
1
2
E4
D
D
NF
1
2
E3
D
D
NF
1
2
E4
C
C
NF
1
2
E3
C
C
NF
EGND
1
2
E3
A
A
NF
1
2
E4
A
A
NF
1
2
E3
B
B
NF
1
2
E4
B
B
NF
ADAS_MUTE
EGND
R34A
10K
C20A
106/16V
R27A
10K
AGND
R28A
47K
2
3
1
8
4
U6A
4580
+15V
-15V
-
R29A
100K
AGND
HS-LO
R27B
10K
R28B
47K
6
5
7
U6B
4580
R29B
100K
AGND
HS-RO
R34B
10K
C21B
106/16V
AGND
R28C
47K
2
3
1
8
4
U7A
4580
+15V
-15V
R29C
100K
AGND
HS-LO
R34C
10K
C20C
106/16V
ADAS_MUTE
R28D
47K
6
5
7
U7B
4580
R29D
100K
AGND
HS-RO
R34D
10K
C20D
106/16V
ADAS SCH
DWG NO:
PART NO:
PART NAME:
PRODUCT MODE:
Page Number:
UNIT: MM
SIZE: A4
REV:T1-01
DRAW BY:
CHECKED BY:
APPROVED BY:
DATA:
DATA:
DATA:
PLACE NO
DESCRIPTON
DATA
2016-03-01
1/2
REV
ZJS
FL-EQ
FR-EQ
RL-EQ
RR-EQ
-
-
2
3
1
8
4
U24A
4580
ADAS Detect
C4G
100P
C3G
100P
6
5
7
U24B
4580
C1G
224
R1G
470K
R2G
470K
R3G
470K
R4G
470K
R10G
470K
R9G
470K
AD_FR+
AD_RL+
AD_FL+
AD_RR+
AD_FR-
AD_RL-
AD_FL-
AD_RR-
C2G
224
R5G
470K
R6G
470K
R7G
470K
R8G
470K
C5G
224
R11G
10K
R12G
15.8K
C6G
100P
R13G
1.5K
R15G
33K
R16G
33K
C9G
106/16V
C8G
106/16V
AD12V
AD12V
VREF_AD
VREF_AD
C7G
0R
ADAS_DET
TP23
-15V
ADAS_MUTE
C41A
226/16V
E
C
B
Q1
A1015
R61A
10K
R62A
1K
R63A
20K
R64A
100R
+15V
R60A
2K2
AGND
ADASMUTE
ADAS_MUTE
1
2
3
4
U25
P185
PGND
R14G
100R/1206
P12VA
R37A
NF
R37B
NF
R37C
NF
R37D
NF
C40A
226/16V
R30A
1K
R33A
NF
R30B
1K
R33B
NF
R30C
1K
R33C
NF
R30D
1K
R33D
NF
PGND
PGND
C42A
100uF/16V
AD_FL
AD_FR
AD_RL
AD_RR
ADFL
ADFR
ADRL
ADRR
25
SW2I
SW-SPDT
EGND
FL+
1
FL-
2
FR+
3
FR-
6
RL+
5
RL-
4
RR+
7
RR-
8
9
10
JK2
121103000003
C10G
470uF/25V
C11G
100u/25V
CLUB/REF704
JBL
CUSTOMER:
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