Sony VPL-PX41 Service Manual page 91

Q (1/9, 2/9) 24LC21AT/SN (IC100, IC200)
H/V
GENERATOR
SDA
5 I/O MEMORY
EEPROM
CONTROL CONTROL XDEC
VCLK 7
ARRAY
LOGIC LOGIC
SCL 6
PAGE LATCHES
YDEC
VCC
8
VSS
4
SENSE AMP
R/W CONTROL
1 2 3
NC NC NC
Q (6/9) BU4052BCF-E2 (IC603)
0
Y0 1 16 VDD
2 2
Y1 2 15 X2
1
Y 3 14 X1
3
X
Y3 4 13
1 0
Y1 5
12 X0
3
INH 6
11 X3
SELECT A
A
10
VEE 7
SELECT B
VSS 8 9 B
Q (1/9) HA4314BCB (IC102, IC103, IC104)
IN0 1 14 V+
GND 2 13 A0
IN1 3 12 A1
GND 4 11 CS
IN2 5 10 OUT
GND 6 9 NC
IN3 7 8 V–
Q (6/9) LM358PSR (IC602)
OUTPUT A 1 8 V
CC
2 7
INPUT A – OUTPUT B
INPUT A + 3 6 INPUT B –
GND 4 5 INPUT B +
VPL-PX41
Q
Q (5/9) MAX202CSE (IC502)
C1+ 1 16 Vcc
V+ 2 15 GND
C1- 3 14 T1OUT
C2+ 4 13 R1IN
C2- 5 12 R1OUT
V- 6 11 T1IN
T2OUT 7 10 T2IN
R2IN 8 9 R2OUT
Q (5/9) PC74HC123D (IC500)
A 1
B 2
RD 3
RD
Q Q
Q
4
D Q Q
Q 5
RD
C 6
R 7
GND 8
Q (3/9) SN75453BPS (IC304)
1 A 1 8 V
CC
1 B 2 7 2 B
1 Y 3 6 2 A
GND 4 5 2 Y
6-5
Q
Q (1/9, 7/9) TC74HC4052AF (IC101, IC701)
0
Y0 1
2
Y1 2
Y 3
3
Y3 4
1
Y1 5
INH 6
VEE 7
VSS 8
Q (7/9) TC74HC4053AF (IC702, IC703)
X1 1
X0 2
OPEN
Y1 3
16 VDD
YC 4
15 R
Y0 5
OPEN
14 C
EN 6
13
Q
V 7
EE
12
Q
GND 8
11 RD
OPEN
10 B
9
A
Q (6/9) TDA7309D013TR (IC601)
RECOUTL 1
VOLUME +
LOUDNESS
OUTL 2
MUTE
SOFT
CSM 3
MUTE
SERIAL
SDA 4
BUS
SCL 5 DECODER
+
DGND 6
LATCH
GND 7
ADD 8
VOLUME +
LOUDNESS
OUTR 9
MUTE
RECOUTR 10
6-5
16
VDD
2
15 X2
1
14 X1
X
13
0
12
X0
3
11 X3
SELECT A
A
10
SELECT B
9 B
16 V
DD
15 XC
14 ZC
13 Z1
12 Z0
11 AZ
10 AX
9 AY
20 IN3L
19 LOUDL
18 IN2L
17 IN1L
16 VS
SUPPLY
15 CREF
14 IN1R
13 IN2R
12 LOUDR
11 IN3R