Mitsubishi Electric LC62 CHASSIS XL6500LU, Руководство по обслуживанию

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- B2 -
PCB-TERMINAL
IC380 YDA38-EZ IC55,IC552 NC7SZ57P6X(PBF)
IC56 RD74LVC4BTELL
IC560 MAXT IC580 24LCS2AT-I*SNG IC230,IC23 NC7SB35P6X(PBF)
Function Table
H
L
Input (S)
B0 Connected to A
B Connected to A
H: HIGH Logic Level
L:LOW Logic Level
Function
S
Vcc
A
B
GND
B0
6
2 5
3 4
HPOL
OUTPL
PVDDPL
VREFL
INL
XI
XO
CKIO
SLEEPN
MUTEN
HP
PROTN
MODE[2:0]
VOL[:0]
INR
VREFR
PVDDREG
VSSBGR
REFA
AVSS
DVDD
DVSS
PVSSL
OUTML
PVDDML
PVDDPR
OUTPR
PVSSR
OUTMR
PVDDMR
HPOR
HEADPHONE
AMPLIFIER
(L-CH)
HEADPHONE
AMPLIFIER
(R-CH)
LEVEL SHIFTER
BALANCED
DIGITAL
MODULATION
UNIT
(L-CH)
BALANCED
DIGITAL
MODULATION
UNIT
(R-CH)
CLOCK
GENERATION
/
MODE
CONTROL
SELECTOR/LEVEL SHIFTER
UNDER VOLTAGE
PROTECTION
THIRMAL
PROTECTION
CLOCK
DETECTION
OVER CURRENT
PROTECTION
5V REGULATOR
PPL
PNL
MNL
MPL
PPL
PNL
MNL
MPL
+
-
+
-
+
-
+
-
42
36
35
30
34
29
28
8
7
9
3
4
5
~
~
39
38
2
20
9
7
6
37
6
24,25
26,27
5
4
40
3
4
2
22
8
NC
2
3
4
8
7
6
5
IN
NO
COM
V+
V–
GND
EN
EN IN NC NO
0 0 ON OFF
0 OFF ON
X OFF OFF
X = Don't Care
Function Table
WP
HV
Generator
I/O
Control
Logic
Memory
Control
Logic
XDEC
EEPROM
Array
Page
Laches
YDEC
Sence Amp.
R/W Control
SCL
Vcc
Vss
SDA
8
4
3
5 6
VCLK
7
Function Table
H : HIGH Logic Level
L : LOW Logic Level
Inputs Output
S I X=(I0)•(S)+(I)•(S)
L
L H
L
H L
X
X
L
I0
H
L
X
H H X X
2
0
5
3
6
4
I
GND
I2
S
VCC
Z
6A
6Y
5A
5Y
4A
4Y
VCC A
Y
2A
2Y
3A
3Y
GND
INPUT
A
OUTPUT
Y
H
L
L
H
FUNCTION TABLE
2
3
4
5
3
2
4
0
9
8
6
7