© 2001-11 PRINTED IN JAPAN
B51-7862-00 (N) 2158
CD·MD-CH CONTROL DVD RECEIVER
KDV-Z930/Z940/Z960
Z920DVD
SERVICE MANUAL
The DVD mechanic infomation is not in this service manual.
Please, refer to service manul (B51-7864-00) for D40-1158-05.
DC code assy
(E30-6095-08)
Connecting cord assy
(E30-4881-05)
Screw set
(N99-1726-08)
Screw set
(N99-1723-05)
Size AAA battery
(Not supplied)
Connecting cord assy
(E30-6093-08)
Remote con. assy
(A70-2023-08)
Cover
(F07-1112-08)
RC-DV200
SRC
PWR
OFF
47Wx4
S.A
FM
AM
DISC
CD MD-CH CONTROL DVD RECEIVER
EX
KDV-Z930
AUD
XOVER DISP
SCAN
RDM
REP
M.RDM
TI TIVOL ADJ
MENU
NAME.S
NF
3-D
DAB
Panel assy
(A64-2753-08) : Z920DVD
(A64-2754-08) : KDV-Z930/Z940/Z960
Front glass assy
(B10-4265-08) : Z920DVD
(B10-4266-08) : KDV-Z930
(B10-4267-08) : KDV-Z940
(B10-4268-08) : KDV-Z960
Escutcheon
(B07-3048-08) : Z920DVD
(B07-3059-08) : KDV-Z930/Z940/Z960
K3i
Mounting hardware assy
(J21-9585-18)
Lever
(D10-4364-08)x2
Antenna adaptor
(T90-0523-05)
KDV-Z930/Z940/Z960
Z920DVD
DC code assy
(E30-6097-08)
DC code assy
(E30-6092-08)
DC code assy
(E30-6096-08)
Plastic cabinet assy
(A02-2711-08)
Screw set
(N99-1716-08)
2
BLOCK
DIAGRAM
ANT
TUNER
E2P ROM
AUX-IN
DVD
CD-CH
RDS
GND-ISO
DSP
AN7399S
MODE
SA MIX
E-VOL
HPF
GND-ISO
GND-ISO
POWER IC
MAIN u-COM
RST
MUTE IC
SW-OP
SA IC
AMP
SW
AMP
ROM
REMO
LEVEL SHIFT
KEY MATRIX
PANEL u-COM
VFD
SW 5V
PNL 5V
VFD 14V
AUDIO 8V
FUN 12V
AUDIO 8V
MECHA 5V
MECHA 7V
FUSE 10A
FUSE 5A
BU 5V
BU 5V
SW 5V
AUDIO 8V
PNL 5V
VFD
MECHA 7V
FUN 12V
MECHA 5V
AUDIO 8V
BU 14V
FRONT
REAR
NF
VIDEO OUT
DATA OUT
IC200
IC300
IC150
IC700
IC201
IC701
IC850
IC403
IC900
IC940
IC950
IC930
IC961
IC350
IC351
IC500
Q613
IC202
IC400
Q401
Q404
Q602
Q606
Q611
IC750
Q610
Q501
FM
AM : 190mV
: 255mV
: 1160mV
AUX-IN
: 1225mV
CD-CH
CD : 1300mV
: 2650mV
AUX
: 2650mV
CD-CH
: 680mV
: 2700mV
AM
CD
FM
: 1090mV
: 660mV
AM
: 2600mV
: 2600mV
: 2660mV
AUX
CD-CH
CD
: 1060mV
FM
: 520mV
FM
: 1630mV
: 320mV
: 1530mV
: 1530mV
CD-CH
CD
AM
AUX
AMP BLOCK-1
CONTROL BLOCK
AMP BLOCK-2
REAR
FRONT
A
C
OUT
MUX
A
C
IN
A
UXIN
(NF)
FRONT
REAR
NF
KDV
-Z930
/Z940/
Z960
Z920DVD
3
Ref.No.
Element/Function
Operation/Condition
IC150 RDS
RDS DECODER
IC200 E-Vol/MPX
E-Vol/MPX
IC201 SPATIALIZER
IC202 GATE IC
GATE IC FOR SPATIALIZER
IC300 SYSTEM E'S
SYSTEM E'S
IC350 GND-ISO
GND-ISO FOR AMP
IC351 GND-ISO
GND-ISO FOR AMP
IC400 SYSTEM MI-COM
IC402 GATE IC
GATE IC FOR MUTE
IC403 RESET
SYSTEM RESET
IC500 POWER AMP
IC700 SW-OP
CD/CD-CH SWITCHING INPUT
IC701 GND-ISO
GND-ISO FOR CD-CH
IC750 5V REGULATOR
5V FOR MECHANISM POWER SUPPLY
IC850 BUFF
SA BUFF, 1/2Vdd
IC900 PNL MI-COM
IC930 REMOCON
REMOTE CONTROL CENSOR
IC940 SA BPF
BPF FOR SA
IC950 EXTENSION ROM
IC960 3.3V POWER SUPPLY IC 3.3V POWER SUPPLY
IC961 LEVEL SHIFT IC
5V-3.3V LEVEL SHIFT
Q100
FM+B SW
Q101
FM+B SW
Q102
AM+B SW
Q103
AM+B SW
Q104
EMI FIL
Q105
BUFF
IFC BUFF
Q200
SURROUND SW
SURROUND SW
Q201
SURROUND SW
SURROUND SW
Q202
MUTE
E-VOL MUTE SW
Q250
NOISE AMP
FM NOISE AMP
Q350A MUTE DRV
MUTE FOR PRE-OUT
Q350B MUTE DRV
MUTE FOR PRE-OUT
Q351A MUTE DRV
MUTE FOR PRE-OUT
Q351B MUTE DRV
MUTE FOR PRE-OUT
Q352A MUTE DRV
MUTE FOR PRE-OUT
Q352B MUTE DRV
MUTE FOR PRE-OUT
Q353
MUTE DRV
MUTE FOR PRE-OUT
Q400
MUTE DRV
FOR SA MUTE
Q401
5V SW
Q402
LED SW
LED SW FOR DISC IN,EJ-SW
Q403
LED SW
LED SW FOR DSI
Q404
PNL5V SW
COMPONENTS DESCRIPTION
Ref.No.
Element/Function
Operation/Condition
Q405
PNL5V SW
Q406
MUTE DRV
PRE-OUT, DSP MUTE
Q501
GND-ISO 8V AVR 8V POWER SUPPLY FOR GND-ISO
Q502
14V SW
8V POWER SUPPLY FOR GND-ISO
Q503
14V SW
8V POWER SUPPLY FOR GND-ISO
Q504
AMP MUTE DRV
MUTE FOR POWER AMP
Q505
AMP MUTE DRV
MUTE FOR POWER AMP
Q600
14V SW
AUDIO8V
Q601
14V SW
AUDIO8V
Q602
AUDIO8V AVR
8V POWER SUPPLY FOR AUDIO
Q603
AUDIO8V AVR
8V POWER SUPPLY FOR AUDIO
Q604
DD-CONV SW
Q605
DD-CONV SW
Q606
DD-CONV AVR
14V POWER SUPPLY FOR DC/DC CONVERTER
Q607
DD-CONV AVR
14V POWER SUPPLY FOR DC/DC CONVERTER
Q608
14V SW
MECHANISM 7V
Q609
14V SW
MECHANISM 7V
Q610
FAN12V AVR
FAN12V
Q611
MECHA7V AVR
7V POWER SUPPLY FOR MECHANISM
Q612
MECHA7V AVR
7V POWER SUPPLY FOR MECHANISM
Q613
BU5V AVR
5V POWER SUPPLY FOR MI-COM
Q614
BU5V AVR
5V POWER SUPPLY FOR MI-COM
Q615
14V SW
FAN12V
Q616
14V SW
FAN12V
Q650
EXT AMP CON SW
Q651
DIMMER SW
Q652
P-CON SW
Q653
P-CON SW
Q654
P-CON PROTECTION
Q655
P-CON PROTECTION
Q658
ACC DET
ACC ON/OFF DETECTION
Q659
BU DET
BU ON/OFF DETECTION
Q660
PARKING SW
Q700
CD/CD-CH SW
CD/CD-CH SIGNAL SWITCHING
Q701
BUFF
DIGITAL BUFF
Q850
ALC
ALC
Q851
MUTE DRV
FOR SA MUTE
Q900
LED SW
LED SW FOR SRC,KENWOOD LOGO
Q930
PNL5V SW
PANEL 5V SW FOR SA-BPF,REMOCON
Q931
PNL5V SW
PANEL 5V SW FOR SA-BPF,REMOCON
Q960
BK SW
Q961
VFD SW
Q962
VFD SW
KDV-Z930/Z940/Z960
Z920DVD
4
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin
Name
Signal Name
I/O
Purpose
Processing/Operation
1
VREF-
VREF-
-
Connected to GND
2
PA0/AN0
PHONE
I
Phone input terminal
Below 1 V : Phone Muted. Above
2.5 V : Navigation Muted.
3
PA1/AN1
NOISE
I
FM noise detecion input terminal
Threshold being checked. (Variable
depending on mode)
4
PA2/AN2
S-METER
I
S-meter input from FM tuner
5
PA3/AN3
DISC-DET
I
Disc sensor input. Analog detection 2.5 V Hi : Disc detected. Lo : Disc not present.
6
PA4/AN4
NO_USE
I
Pulled down by a resistor
7
PA5/AN5
NO_USE
I
Connected to GND
8
PA6/AN6
NO_USE
I
Connected to GND
9
PA7/AN7
NO_USE
I
Connected to GND
10
VREF+
VREF+
-
Connected to REF-CON
11
VDD
VDD
-
Connected to BU 5 V
12
OSC2
X'TAL
O
Connected to X'tal (8.388608 MHz)
13
OSC1
X'TAL
I
Connected to X'tal (8.388608 MHz)
14
VSS
VSS
-
Connected to GND
15
XI
X'TAL
I
Connected to X'tal (32.768 KHz)
16
XO
X'TAL
O
Connected to X'tal (32.768 KHz)
17
MMOD
GND
I
Connected to GND
18
P00/SBO0/TXD0
PN-MC-DATA
I/O
Data output to Panel uCOM
19
P01/SBI0/RXD0
PN-SC-DATA
I
Data input from Panel uCOM
20
P02/SBT0
PN-MC-CLK
O
Clock output to Panel uCOM
21
P03/SBO2
DVD-D-FM
O
Data output to DVD uCOM
22
P04/SBI2
DVD-D-HOST
I
Data input from DVD uCOM
23
P05/SBT2
DVD-CLK
I
Clock input from DVD uCOM
24
P06/NDK/BUZZER
BEEP
O
Beep output (2 KHz)
25
P07/SYSCLK
NO_USE
O
Open
26
P20/IRQ0
BU-DET
I
BU detection input
Lo : BU detected.
27
P21/IRQ1/ACZ
RDS-CLK
I
Clock input from RDS
28
P22/IRQ2
CH-REQC
I
REQ input from CD-CH
29
P23/IRQ3
DVD-ATN-HOST
I
Connected to DVD-CLK
30
P24/IRQ4
DSP-REQD
I
REQ input from DSP
31
P25/IRQ5
PN-SC-REQ
I
REQ input from panel uCOM
32
P26
NO_USE
O
Connected to GND
33
P27/NRST
RESET
I
System reset input
Lo : REST
34
P10/TM0IO/RMOUT FUN_ON
O
Fun power control output
Hi : Power ON (Same operation as DVD+B).
35
P11/TM1IO
ANT-CON
O
Power antenna control output
Hi : POW_ANT output = Hi.
36
P12/TM2IO
EXT-AMP
O
External amp control output
37
P13/TM3IO
DIMMER
I
Dimmer input
Lo : DIMMER = ON
38
P14/TM7IO
P-CON
O
External amp ON/OFF control output
Hi : P_CON output = Hi.
39
P15
ACC-DET
I
Acc detection input
Lo : Acc detected.
40
P16/TM4IO
PARKING-DET
I
Parking detection input
Hi : Parking detected.
41
P17
NO_USE
O
Open
42
P30/SBO1/TXD1
CH-DATAH
O
Data output to CD-CH
43
P31/SBI1/RXD1
CH-DATAC
I
Data input from CD-CH
44
P32/SBT1
CH-CLK
O
Clock output to CD-CH
45
P33/SBO3/SDA/NBR DSP-DATAH
O
Data output to DSP
46
P34/SBI3/NBT
DSP-DATAD
I
Data input from DSP
47
P35/SBT3/SCL/NLDDMA DSP-CLK
O
Clock output to DSP
System microcomputer MN101C49KWA (IC400 : MAIN UNIT)
KDV-Z930/Z940/Z960
Z920DVD
5
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin
Name
Signal Name
I/O
Purpose
Processing/Operation
48
P36/NSTDMA
NO_USE
O
Open
49
P37/NDKDMA
NO_USE
O
Open
50
P40/KEY0
TYPE0
I
Destination type selection input
Refer to the Destination Type Setting Table.
51
P41/KEY1
TYPE1
I
Destination type selection input
Refer to the Destination Type Setting Table.
52
P42/KEY2
ST-TYPE0
I
EVOL control selection input
Refer to the Destination Type Setting Table.
53
P43/KEY3
ST-TYPE1
I
EVOL control selection input
Refer to the Destination Type Setting Table.
54
P44/KEY4
RE-TYPE0
I
Region code selection input
Refer to the Destination Type Setting Table.
55
P45/KEY5
RE-TYPE1
I
Region code selection input
Refer to the Destination Type Setting Table.
56
P46/KEY6
DSP-CON
O
DSP control output
Hi : DSP = ON
57
P47/KEY7
DSP-REQH
O
REQ output to DSP
58
P50/NWE
DSP-RST
O
Reset output to DSP
Hi : RESET
59
P51/NRE
CH-RST
O
Reset output to CD-CH
Hi : RESET
60
P52/NCS
CH-MUTE
I
Muting signal input from CD-CH
Hi : MUTE
61
P53/A16
CH-CON
O
CD-CH control output
Hi : CD-CH = ON
62
P54/A17
CH-REQH
O
REQ output to CD-CH
63
P60/A0
NO_USE
O
Open
64
P61/A1
DVD/CH-SELECT
O
DVD/CD-CH audio selection output
Hi : DVD. Lo : CD-CH. Switched during muting.
65
P62/A2
DVD-+B
O
DVD power ON/OFF control output
Hi : DVD power ON.
66
P63/A3
P-ON
O
Internal power control output
Hi : Power ON.
67
P64/A4
P-MUTE
O
Muting output to internal amp
Lo : Muting ON. Lo is output in momentary power down.
68
P65/A5
SVR
O
Ripple discharge circuit control output
Hi : Discharged.
69
P66/A6
STBY
O
Internal amp standby control output
Hi : Standby OFF (Power ON). Set
preliminarily to the same timing as P_ON.
70
P67/A7
MODE0
O
Surround mode switching output
Refer to the Destination Type Setting Table.
71
P70/A8
MUTE
O
Muting output
Hi : MUTE = ON
72
P71/A9
EVOL-CLK
O
Clock output to EVOL
73
P72/A10
EVOL-DATA
I/O
Data output to EVOL
74
P73/A11
SPATIALIZER
O
Spatializer ON/OFF control output
Hi : SPATIALIZER = ON
75
P74/A12
MODE1
O
Surround mode switching output
Refer to the Destination Type Setting Table.
76
P75/A13
DVD-ATN-FM
O
ATN output to DVD uCOM
77
P76/A14
DVD-RDY-FM
O
Ready output to DVD uCOM
78
P77/A15
DVD-RST
O
Reset output to DVD uCOM
Lo : RESET
79
P80/D0/LED0
PLL-CLK
O
Clock output to front end
80
P81/D1/LED1
PLL-DATA
I/O
Data output to front end
81
P82/D2/LED2
FM+B
O
FM power control
Hi : FM power ON.
82
P83/D3/LED3
AM+B
O
AM power control
Hi : AM power ON.
83
P84/D4/LED4
AFC
O
Output for time constant switching
Hi : Larger time constant (during reception).
when noise is detected
Lo : Smaller time constant (during AF search).
84
P85/D5/LED5
IFC
I
IFC input from F/E
85
P86/D6/LED6
D-MUTE
I
Muting input from DVD uCOM
86
P87/D7/LED7
PRE-MUTE
O
Dual zone muting output
Lo : MUTE = ON
87
PD0/SDO0
RDS-QUAL
I
QUAL input from RDS
88
PD1/SDO1
RDS-DATA
I
Data input from RDS
89
PD2/SDO2
LED_SW
O
Illumination output to subpanel
Hi : Lamp ON.
(EJECT_ button and disc insertion slot)
90
PD3/SDO3
EJECT
I
EJECT switch input
Lo : EJECT_SW ON.
91
PD4/SDO4
PN-MC-REQ/PN-DET
I/O
REQ output to Panel uCOM/Panel
Output : Communicating with panel
release detection input
uCOM. Input : Lo when panel is detected.
92
PD5/SDO5
PN-RST
O
Reset output to panel uCOM
Lo : Reset.
KDV-Z930/Z940/Z960
Z920DVD