DOWNLOAD JBL SB 250 (serv.man2) Service Manual ↓ Size: 4.68 MB | Pages: 37 in PDF or view online for FREE

Model
SB 250 (serv.man2)
Pages
37
Size
4.68 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
sb-250-sm2.pdf
Date
PREV: JBL SB 250 Service Manual

JBL SB 250 (serv.man2) Service Manual ▷ View online

b4.ServicePositionasbelow
C.Assembly
c.1Tightenthescrewsbyscrewdriver
c.2AssembleBTantennaandspeakercable
3XWWKH%7
$QWHQQDLQWR
WKHVRFNHW
3XWWKH
VSHDNHU3
FDEOHLQ
SODFH
c.3Tightenthescrewsbyscrewdriver
MAIN.PCB
AUDIO.PCB
BT--TX
KEY.PCB
SMPS.PCB
L=130mm 
OPT
AUX
SUB.PCB
SMPS.PCB
BT--TX
USB.PCB
CON-201
J204
J600
C0N-206
J201
CON-500
CON-501
J352
CON-201
CON-400
CON-450
1
2
VCC
3
GND
2
OUT
1
IR
POWER
 SW
m
h
o
 
8
m
h
o
 
6
8 ohm
6 ohm
2 ohm
SET WIRING DIAGRAM
MAIN UNIT BLOCK DIAGRAM
Woofer
6 ohm
Tweeter
8 ohm
Woofer
6 ohm
Tweeter
8 ohm
USB
OPTI
AUX
BT
BM153
CS42528
PIC32MX450F256L
MCU
FRONT PANEL(KEY/LED)
OP
NJM4580
Auto On
DET
XTAL
CS48L11
DSP(Dobly digital)
SW
FLASH
XTAL
EEPROM
16Kbit
8MB
IR
LDO
+1.2V
+3.3V
+5V
+5V
+3.3V
DC/DC
+5V
LDO
+5V
SW
LDO
+3.3V
SW
SMPS 19V/3A
Upgrade
TPA3118
G9091-330T11U
MEP4435Q8
AP2305AGN
AZ1117H-1.2VTRE1
LM1117MPX
TPS54231
12.288MHz
4MHz
24C16
I2S
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