Kenwood KDC-W409 [4/38] Components description

Kenwood KDC-W431GY [4/38] Components description
4
KDC-W4031/W4031Y/W409/W409Y
KDC-W431GY/W4531/W4531Y/WF431A
Ref. No. Application / Function Operation / Condition
IC8 SELECTOR (SERIAL DATA) Serial audio data switch.
IC9 DAC 3.3V AVR 3.3V power supply for IC2.
Q1 LEVEL SHIFT 3.3V to 5.0V.
Q3~7 LEVEL SHIFT 3.3V to 5.0V.
Q8 AUTOMATIC POWER CONTROL LD driver.
Q9,10 SWITCH Switch for anticipation sub-beam delay.
SWITCH UNIT (X16-2932-7x)
Ref. No. Application / Function Operation / Condition
IC1 VFD DRIVER
IC3 REMOTE SENSOR
Q1 GREEN LED SW “ON” when the base goes “H”.
Q2 RED LED SW “ON” when the base goes “H”.
Q21 PAN SW5V “ON” when the base goes “H”.
COMPONENTS DESCRIPTION
MICROCOMPUTER’S TERMINAL DESCRIPTION
SYSTEM µ-COM : IC1 on X34- (ELECTRIC UNIT)
Pin No.
Active
Pin Name I/O Application Processing Operation
(H/L)
1 DC ERR I DC offset detection input
2 LINE MUTE I Phone detection NAVI MUTE : Over 2.5V, TEL MUTE : Below 1V
3ROTARY CW I Rotary encoder input
4AVSS -
5 TUN TYPE1 I E-VOL setting switch Refer to “TUN TYPE” on the TRUTH TABLE
6 TUN TYPE2 I E-VOL setting switch Refer to “TUN TYPE” on the TRUTH TABLE
7AVREF1 -
8 VFD DATAF I Data input from VFD driver
9 VFD DATAS O Data output to VFD driver
10 VFD CLK O Clock output to VFD driver

Содержание

Скачать