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Chassis: RB2G, HM
Chassis: RB2G, HM
27
2-2. LED Blinking
#2
#3
2-2.2. 3x (Audio Error) – BAX-L(HE-L,HM,HE-H)board only
2 2. LED Blinking
F4601,IC4601,etc
(B* Board)
IC4601,etc
(B* Board)
Check 19.5V
(at fuse F4601)
to GND
impedance
Replace F4601
High
enough
enough
Check the IC4601
Out pin 37, 41, 44, 46
Switching 0V to 19V
around 300-400kHz
No
Check the IC4601
pin 18 (at CL4606)
is HIGH?
No
p
Low impedance
IC4601 or parts around IC4601
NG
Yes
Yes
Solder NG
IC4601
Check broken parts
NG
Check the CN4601
DC level ~9.7V
(at JL4621~JL4624)
No
L4601-L4604
No
IC4601
burn or broken ?
Yes
Check broken parts
around IC4601
L4601 L4604
or C4611-C4614
NG
Yes
Check the IC4601
NG
Replace IC4601
I2S line pin
4, 12, 15, 16 (at
CL4601~CL4604)
IC9000 NG
OK
NG
IC4601 NG
OK
2.2-2 - LED Blinking: 3x (Audio Error) - BAX-L (HE-L, HM, HE-H) Board Only
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