
Pin configuration
Pin connection
Pin description
n
o
i
t
c
n
u
f
d
n
a
e
m
a
N
l
o
b
m
y
S
°
N
n
l
P
1
C
1
+
Positive terminal for the first charge pump capacitor
2
V+
Doubled voltage terminal
3
C
1
-
Negative Terminal for the first charge pump capacitor
4
C
2
+
Positive terminal for the second charge pump capacitor
5
C
2
-
Negative terminal for the second charge pump capacitor
6
V-
Inverted voltage terminal
7
T2
OUT
Second transmitter output voltage
8
R2
IN
Second receiver input voltage
9
R2
OUT
Second receiver output voltage
10
T2
IN
Second transmitter input voltage
11
T1
IN
First transmitter input voltage
12
R1
OUT
First receiver output voltage
13
R1
IN
First receiver input voltage
14
T1
OUT
First transmitter output voltage
15
GND
Ground
16
V
CC
Supply voltage
IC 407 : ST3232ECDR (RS-232 DRIVERS & RECEIVERS)
2-30
Summary of Contents for T 748
Page 1: ...L A U N A M E C I V R E S AV Surround Sound Receiver T748 AV Surround Sound Receiver T748 ...
Page 6: ...DISASSEMBLY REMOVAL OF FRONT PANEL 1 6 ...
Page 7: ...PRINCIPAL PART LOCATION 1 7 ...
Page 18: ...IC 211 MX29LV32DTTI 70G FLASH OF DSP 2 6 ...
Page 19: ...2 7 ...
Page 29: ...2 17 BLOCK DIAGRAM ...
Page 40: ...IC 913 IC 918 TC74VCX541FT OCTAL BUS BUFFER 2 28 ...
Page 44: ...BLOCK DIAGRAM MCU DSP PART 2 32 2 33 ...
Page 45: ...BLOCK DIAGRAM AUDIO PART 2 34 2 35 ...
Page 46: ...BLOCK DIAGRAM HDMI PART 2 36 2 37 ...
Page 62: ...2 68 2 69 PRINTED CIRCUIT BOARD FRONT TOP VIEW ...
Page 63: ...2 70 2 71 FRONT BOTTOM VIEW ...
Page 64: ...2 72 2 73 INPUT TOP VIEW ...
Page 65: ...2 74 2 75 INPUT BOTTOM VIEW ...
Page 66: ...2 76 2 77 MAIN TOP VIEW ...
Page 67: ...2 78 2 79 MAIN BOTTOM VIEW ...
Page 68: ...2 80 2 81 SUB TOP VIEW ...
Page 69: ...2 82 2 83 SUB BOTTOM VIEW ...