Marantz CR710/F1W Service Manual page 13

IC11 : LA1836M (TUNER)
30 29
1 2
IC21 : TDA7318D
IC64/IC65 : TA7291S (BRIDGE DRIVER)
BLOCK DIAGRAM
VCC
7 / 2 / 11 4 / 8 / 5
REG
PROTECTOR
CIRCUIT
(TSD)
5 / 9 / 7 6 / 1 / 9
IN1
IN2
28 27 26 25 24
S
METER
AM
FM
3 4 5 6
Vref
1 / 5 / 1
GND
TA7291P / TA7291S / TA7291F
23 22 21 20
DECODER
ANT1 BRIDIE
STEREO
DRIVE
FF FF
VCO
AM/FM
PHASE DET
SW
Vcc
7 8 9 10 11
IC23 : LC4966 (INPUT)
VCC
14
1
PIN FUNCTION
VS
8 / 6 / 15
P
7
8
4
1
5
2 / 7 / 4 6
2
10
M
P Type : PIN
S Type : PIN 4 : NC
10 / 3 / 13
F Type : PIN
OUT2 For F Type, We recommend FIN to be connected to the GND.
17
19 18 17 16
STEREO
SM
TRIQ MUTE
FF
PILOT
DET
12 13 14 15
SW2
13 12 11 10
2 3 4 5
SW1 SW2
PIN No.
SYMBOL FUNCTIONAL DESCRIPTION
S F
Supply voltage terminal for Logic
2 11 V
CC
Supply voltage terminal for motor drive
6 15 V
S
Supply voltage terminal for control
8 5 Vref
GND terminal
5 1 GND
9 7 IN1 Input terminal
1 9 IN2 Input terminal
Output terminal
7 4 OUT1
Output terminal
3 13 OUT2
3 , 9 : NC
, , , , , , ,and : NC
2 3 6 8 10 12 14 16
SW4
9 8
6 7
VEE