Kenwood CS 434 HU Service Manual

Page 2

CS-434HU/HC

(X2579460-10) (A/3)

BLOCK DIAGRAM

BU 14V
SVSTEM I
ACC
ILL I
BUS+ I
GAVNETZ BUS'
J12 ILL CONT I
(on 8/3) Lch+ Icsu 05m
Rich"; 9% GAVNPT I ILL DETI- I
Rm. mm >BUEI F Bu 5v (on 5/3) I
sHIELD E gé QISI I
GND 1 svsAcc _
CD 2 W 0101 I
saw I E I E a B _U ET I
I m K A Icr £I Bu 5v 7 l
AuDlOIE ANALOG I022 Z 85 PON ID)
I -I 5W I'- 333: g g§ 55:2: - 02 aromas I
I t A cD um ILL PON 5V PON (D) I
I E E § § 12553sz PON IA) Forum I
I wag? UNEALANCE fngEfiIANSW 2:33)») 4-\ PON W I
I -.% BALXNCE EB Ir%%a cm NO): _- AUDIO IE I
I g E EE Egg SYSTEM IrCOM X2 rrzvcc 77 I I
I QZOI 0202 K J CD RSI HST AUDIO VreI BUFFER I
Z CD5 7V ON
I :55; 3 I
| m 5 r m .. cm I
___ _ ___ :I ;I WON
_ _ _ _ _ _ _ _ om I
I E' E I EfiIéZR @AM?E glIEIICATDR ELI 5V SRV +8 I
N
I EaézwI |
_ __ _ _ __ _ _ _ ILL +8 ILL AVR
:5: toaiIruzwlh- _ _ _ _ _ _ :I I
I (2459003) MP LAMP ELuE LED -I I ILLCON I
AUDIO 5 CD MEcHA. IC
cnuv (DXM75513W) We? WWI Ifll I | I
| $12 | a LAND I
mop | 3
I_____M:| _______LXZS_IESJI_ _______ L _____ _l
Ref.No Element/Function Operation/Condition FIef.No Element/Function Operation/Condition
|C1 Systemtem u-com Systemtem control 0106 |C3 control Switching-stops by ON.
|C2 Hard reset BU5V voltage detection 0107 AVR for illumi AVR for illumi
ICS Switching regulator Power supply for CD4.7V 0108 lllumi control luminosIty-adjusts by the pulse.
|C21 OP l'f' Lch&Flch unbalance/ 0109 AVR for illumi AVR for illumi
am I Ier
p balance conversion 0110 Power supply for amber Power supply for amber
|C22 Analog SW Audio input/output switching 0111 Power supply for white Power supply for white
l030 BUS l/F BUS Interface 0112 lllumi sWItching control (amber) Switching by ON
02 PON(D) t l DIgital system 5V power supply 0113 lllumi swnching control (thte) Switching by ON
con ro
PON D out uts b ON 0114 DImmer control for indicators Dimmer by ON
P Y
04 Disk indicator control Switch on a LED light by ON 0115 AVR control lor illumi Output by ON
06 |C22 t | An audio output is not 0141 PON(A) AVR Analog system 8V PONIA) AVR
con ro
carried out by ON. 0142 PON(A) AVFI Analog system 8V PONIA) AVR
0101 BU d t t' At the time of the detection 0143 PON(A) AVFt control Output by ON
e ec Ion
by ON 0151 System ACC System ACC:ON by ON
0102 BU5V AVFI BU5V AVFI 0201 audio line mute Lch mute ON b ON
y
0103 BU5V AVFI BU5V AVR 0202 audio line mute Rch mute ON by ON
0104 SERVO +B AVFI SERVO +B AVR 0203 0201 aud 0202 control Mute ON by ON
0105 SEFIVO +B AVFI control Outputs by ON. 0501 Small detection Detection by ON