JBL GTR 1001 Service Manual ▷ View online
A
B
C
D
D
C
B
A
R14B
47.5K
C13B
47pF
R15B
22K
R17B
22K
R16B
22K
R18B
22K
AGND
R8B
270R/1W
R10B
100K
R11B
100K
R5B
0R
R6B
0R
C3B
10uF/25V
C4B
10uF/25V
C1B
100uF/25V NP
AGND
C11B
101
2
1
RCA1BA
FL
AGND
C17B
100P
HI 1
HI 2
Line
HI 1
HI 2
Line
SX1B
NC
SX2B
NC
R19B
47.5K
C16B
47pF
R21B
22K
R22B
22K
R20B
22K
R23B
22K
AGND
R13B
100K
R12B
100K
R7B
0R
R4B
0R
C9B
10uF/25V
C8B
10uF/25V
C2B
100uF/25V NP
C12B
101
4
3
RCA1BB
AGND
C18B
100P
HI 1
HI 2
Line
HI 1
HI 2
Line
SX5B
NC
SX4B
NC
R27B
4.7K
R24B
4.7K
1
L1BA
L-4
3
L1BB
L-4
5
L1BC
L-4
7
L1BD
L-4
6
7
5
8
SW1BB
SW2P3T-1333
10
11
9
12
SW1BC
SW2P3T-1333
2
3
1
4
SW1BA
SW2P3T-1333
14
15
13
16
SW1BD
SW2P3T-1333
TP5B
TP6B
TP2B
TP1B
6
5
7
U1BB
4580
2
3
1
U1BA
4580
8
4
U4BC
4580
AGND
C23B
104
C47B
224
AGND
R100B
47K
Q5B
2SC1815
D5B
BAS316
R99B
10K
RCA-PRO
RCA-PRO
RCA-PRO
TP3B
PROT
6
5
7
U2BB
4580
R29B
4.7K
AGND
R30B
2.2K
C14B
47pF
AGND
2
3
1
U6BA
4580
R35B
220R
R39B
22K
C15B
102
AGND
GAIN
INPUT
R49B
2.2K
R50B
2.2K
1
3
2
VR1BA
B20K
1
3
2
VR2BA
B20K
4
6
5
VR2BB
B20K
2
3
1
U2BA
4580
C25B
330nF
C26B
150nF
AGND
2
3
1
U5BA
4580
R44B
3.3K
R40B
3.3K
R45B
3K
AGND
C32B
101
LPF 32-320Hz
R25B
10K
R67B
22K
6
5
7
U3BB
4580
R56B
120R
C31B
101
AGND
C7B
10uF/25V
2
3
1
U7BA
4580
6
5
7
U7BB
4580
D3B
BAS316
D4B
BAS316
R69B
1K
R74B
1M
C10B
100uF/16V
R68B
100K/NC
AGND
R28B
4.7K
R71B
4.99K
R72B
4.99K
AGND
+B
R31B
2K
2
3
1
U3BA
4580
AGND
R26B
10K
C30B
101
R57B
120R
8
4
U5BC
4580
C48B
224
8
4
U6BC
4580
C49B
224
C24B
104
8
4
U3BC
4580
C46B
224
R51B
200K/NC
R52B
3K
C28B
101
R53B
4.43K
AGND
6
5
7
U6BB
4580
8
4
U2BC
4580
C45B
224
8
4
U1BC
4580
C44B
224
LIMIT
PHASE0-180
DWG NO:
PART NO:
DATA:
DATA:
DATA:
GTR-1001
2015-7-2
R70B
100K
R73B
100K
COM
AGND
Q7B
2SA1015
R47B
10K
R94B
47K
R48B
10K
R97B
47K
R95B
2.2K
Q4B
2SC1815
AGND
R98B
10K
R96B
47K
MUTE
2
2
5
5
6
6
4
4
3
3
1
1
SW2B
2P-2T
R87B
340
C39B
274
1
3
2
VR3BA
B2K/NC
R3B
39K
4
6
5
VR3
B
B
B200K/NC
R88B
1.8K/NC
1
3
2
VR4BA
B500R
C38B
824/NC
DBO
BOOSTER
BASS
SUB SONIC
R93B
0R/NC
SIGN_OUT
6
5
7
U5BB
4580
AGND
AGND
C41B
823
R63B
1K/NC
R92B
15K
C42B
100P
R64B
1.3K/NC
R91B
6.04K
R90B
470K
C40B
223
2
3
1
U4BA
4580
6
5
7
U4BB
4580
AGND
R62B
0R/NC
R61B
0R/NC
8
4
U7BC
4580
C52B
224
R9B
270R/1W
SIGN
FR
RCA-PRO
R108B
30.9K
R106B
47K
Q9B
2SC1815
Q8B
2SA1015
R107B
10K
RCA-ON
PGND
C53B
104/25V
C
43B
106/
25V
R109B
4.7K
0.2V input, 2.3V
output
+
-
R110B
47K
AGND
TP9B
TP10B
TP11B
TP12B
TP13B
TP14B
TP15B
TP20B
TP16B
TP17B
1.01V
R111B
**K
R112B
**K
SIGN
Sampling
C54B
106
NRST
1
VDD
2
OSCI
3
OSCO
4
ADC
5
ADC
6
ADC
7
SC
L
8
VSS
9
SDA
10
U11B
MT51F116-MG10BWT
Sampling
R124B
4.7K
L6B
100M/
1K
C
60B
106
C
59B
104
+5V_LED
DGND
R121B
4.7K
1
2
3
2
3
CN1B
CON3
CON3
DGND
MCU5V
MCU5V
C62B
104
R125B
4.7K
C58B
NC
DGND
1
2
3
4
5
CN2B
CN5P
R118B
22R
R117B
22R
R116B
22R
+5V_LED
DGND
R126B
0R
C55B
104
AGND
DGND
L5B
100M/1K
LD_STB
LED_CLK
LED_DI/O
LED_5V
GND
R119B
100M/1K
TO:LED
TO:छ㑻ষ
DGND
R127B
220R
+12V
-12V
K1000
purple
NC
GT
R-1001
VR4B
=
20K
K1000
VR4B
=500R
+12V
-12V
P+12V
D11B
BAS316
-12V
G
DS
Q1B
J112
D12B
BAS316
C56B
106
106
DGND
MCU5V
C63B
NC
AGND
R129B
0R/NG
R130B
0R/NG
C65B
104
C57B
104/25V
0.2-2V
Q3B
2SC1815
R105B
270R/1W
R104B
270R/1W
K1000
green
NC
R128B
0R
PGND1
PGND1
PGND1
K
2
A
1
DZ1B
9.1V
R
135B
8.
25K
R115B
0
RT1B
375
Temp
Value
dB
375
1.617
498
406.4
1.456
1.083
49.5
733
0.525
57.3
1235
0.014
65
2170
-0.324
72
4205
-0.547
80.5
9855
-0.687
86.7
21840
-0.744
25
33.3
41.3
Attenuation
0
0.161
0.534
1.092
1.6
1.941
2.163
2.3
2.361
1V
Input
dB
R131B
4.7K
R132B
4.7K
C
70B
100uF/
25V
N
P
35($03
1
2
3
4
A
B
C
D
4
3
2
1
D
C
B
A
GTO-1001
LED1
POWER LED
POWER LED
LED2
PROT LED
PROT LED-1
POWER LED-1
C2
104P
104P
RED
White
R2 100R
R1 2K
C1
104P
104P
1
2
3
2
3
CN3B
121103000206
BTR-101
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