Alpine CVA-1004R User manual

CVA-1004R
SERVICE MANUAL
MOBILE MULTIMEDIA STATION
3 / 03-A
68E35501S01
OPEN/CLOSE SLIDE
MUTE/SETUP
SOURCE BAND
PWR TEL.
TUNE/A.ME MOBILE MULTIMEDIA STATION 45Wx4
MODE
FUNC V.SEL
T.INFO
ANNC.
3
P.PTY
2
PTY
1
AF
456
FOLDER/CAT
CONTROL
CONTROL
Caution : The part marked with !is generating a high Voltage, so care will be
necessary when working.
(CVA-1004R)
/CVA-1004RR
TO ALPINE
Home Page

<Cautions for Safe Repair Work>
The following cautions will prevent accidents in the workplace and will ensure safe products.
*The symbols indicate caution is needed to prevent injuries and damage to property.
The symbols and their meanings follow.
*The following symbols indicate two levels of cautions.
When you see this symbol, you have to be very careful.
When you see this symbol, you have to follow the instructions there.
Do not look squarely into the laser light Fuse Caution
coming from the pickup. Always use a designated fuse.
You may loose you sight. Use of an incorrect fuse may result in a fire.
Do not allow wiring to be caught in the Battery Caution
screw/chassis. Use the designated battery.
If wiring is caught in the screw/chassis, it may Confirm the correct polarity and seat of the
cause a short circuit, resulting in a fire. battery.
An incorrect battery or an improperly connected
or seated battery may result in a fire.
High Temperature Caution Designated Parts Caution
Touching the heat sink may cause severe burns. Look up the part list and ensure that only
designated parts are used to prevent problems or
accidents.
Reverse Power Supply Connections o
r
Wiring Caution
Misconnections Caution Ensure that the wiring is correct when rewiring to
Reverse power supply connections or prevent problems with ignition/breakdown.
misconnections may cause ignition problems and
smoke may result.
Soldering Caution Wear Glove
s
Hot solder from solder splash may cause severe Wear gloves to prevent electrical shocks or injury
burns. from the end face of the metal.
If you ignore this symbol and handle the product incorrectly or unsafely,
injury or only material damage may result.
If you ignore this symbol and handle the product incorrectly or unsafely,
serious injury or death may result.
Warning
Caution
Warning
Caution

Packing Assembly Parts List
Packing Method View
System Connections
Specifications
Extension Cable
Specification Explanation
Adjustment Procedures
How to use JIG for the LPS Adjustment
Block Diagram
Parts Layout on P.W.Boards and Wiring Diagram
Schematic Diagram
Terminal Voltage of IC/TR
Description of IC Terminal
Exploded View (Cabinet)
Attention in Assembling
NOTE : Due to continuing product improvement, specifications and designs are subject to
change without notice.
Contents
Cabinet Assembly Parts List
Electrical Parts List

L
107
102
105
104
108
101
106
109
103
Packing Method View
X6
104
106
108
109
X1
X1
X1
105
X1
101
X1
X1
102
0.5
0.85
AMP
0.5
0.85
AMP
103
X2
Symbol
No.
Part No.
Description
Packing Assembly Parts List
Symbol
No.
Part No.
Description
101
102
103
104
105
106
107
108
109
15B03202K01
01E35519S01
07B03203K01
03A31982Y01
33C03201K01
15D03200K01
68P02294K66
03E27739S01
75E28553S01
CARRING,BAG
ASS'Y WIRE PWR
BKT,STOPPER ASS'Y
SCR M4X5 FLAT
FACE,PLATE
CASE,INNER
OWNERS MANUAL(RO/RR)
BOLT HEX M5(A)
CAP RUBBER
TO CONTENTS

NORM
EQ/DIV
2
8
9
4
5
6
7
3
1
<Basic Connections>
Antenna
ISO Antenna Plug
To remote input lead
To amplifier or equalizer
To power antenna
To vehicle phone
To the parking brake signal lead
Ignition
key
Battery
Front Right
Rear Right
Rear Left
Front Left Speakers
To the instrument cluster illumination
lead
(Grey)
(Grey/Black)
(Violet/Black)
(Violet)
(Green)
(Green/Black)
(White/Black)
(White)
(Blue/White)
(Pink/Black)
(Yellow/Blue) PARKING BRAKE
REMOTE TURN-ON
AUDIO INTERRUPT IN
(Orange) ILLUMINATION
(White/Brown)
REMOTE OUT
(Blue)
(Red)
(Black)
POWER ANT
IGNITION
GND
(Yellow) BATTERY
Choke
Coil
System Connections
13
14
15
16
17
11 10
12
26
18
19
20
21
22
23
24
25
27
TO CONTENTS

1ISO Antenna Converter Plug
2Antenna Receptacle
3Audio Interrupt In Lead (Pink/Black)
Connect this lead to theAudio Interface output of a
cellular phone which provides ground shorting when a
call is received.
If a device having the interrupt feature is connected,
audio will be automatically muted whenever the
interrupt signal is received from the device.
4RemoteTurn-On Lead (Blue/White)
Connect this lead to the remote turn-on lead of your
amplifier or signal processor.
5Parking Brake Lead (Yellow/Blue)
Connect this lead to the power supply side of the
parking brake switch to transmit the parking brake
status signals to the CVA-1004R/CVA-1004RR.
6Illumination Lead (Orange)
This lead may be connected to the vehicle's instrument
cluster illumination lead.This will allow the
backlighting of the CVA-1004R/CVA-1004RR to dim
whenever the vehicle's lights are turned on.
7Switched Power Lead (Ignition) (Red)
Connect this lead to an open terminal on the vehicle's
fuse box or another unused power source which
provides (+) 12V only when the ignition is turned on
or in the accessory position.
8Ground Lead (Black)
Connect this lead to a good chassis ground on the
vehicle. Make sure the connection is made to bare
metal and is securely fastened using the sheet metal
screw provided.
9Power Antenna Lead (Blue)
Connect this lead to the +B terminal of your power
antenna, if applicable.
NOTE
This lead should be used only for controlling the
vehicle's power antenna. Do not use this lead to turn on
an amplifier or a signal processor, etc.
Battery Lead (Yellow)
Connect this lead to the positive(+) post of the
vehicle's battery.
Fuse Holder (15A)
ISO Power Supply Connector
Remote Control Interface Connector
To remote control interface box.
Remote Control Output Lead (White/Brown)
Connect this lead to the remote control input lead.
This lead outputs the controlling signals from the
remote control.
RGB Input Connector
Ai-NET Cable
Power Supply Connector
Left Rear (+) Speaker Output Lead (Green)
Left Rear (–) Speaker Output Lead (Green/
Black)
Left Front (+) Speaker Output Lead (White)
Left Front (–) Speaker Output Lead (White/Black)
Right Front (–) Speaker Output Lead (Grey/
Black)
Right Front (+) Speaker Output Lead (Grey)
Right Rear (–) Speaker Output Lead (Violet/
Black)
Right Rear (+) Speaker Output Lead (Violet)
ISO Connector (Speaker Output)
System Switch
When connecting an equalizer or divider using Ai-
NET feature, place this switch in the EQ/DIV
position.When no device is connected, leavethe
switch in the NORM position.
NOTE
Be sure turn the power off to the unit before changing the
switch position.
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
TO CONTENTS

98
7
65
4
2
3
1
(NVE-N077P)
8
5
NORM
EQ/DIV
4
NORM
EQ/DIV
<System Example 1:Refer also to Basic Connections.>
Amplifier
Navigation System
(Sold Separately)
DVD Video Player
(Sold Separately)
Rear or
Subwoofer 
Speakers
CD Changer (Ai-NET)
(Sold Separately)
(Yellow)
(Red)
(White)
(Yellow)
REMOTE IN
(White/Brown)
REMOTE OUT
(White/Brown)
* When Subwoofer is set to OFF: Output is from Rear speakers.
When Subwoofer is set to ON: Output is from Subwoofer.
When connecting the DVD changer
DVD Changer
(Sold Separately)
To VIDEO OUT terminal
(Yellow)
CD Changer
(Sold Separately)
REMOTE IN
(White/Brown)
REMOTE OUT
(White/Brown)
12
11
11
13
14
12
10
TO CONTENTS

1Rear/Subwoofer Output RCA Connectors
RED is right and WHITE is left.
2RCA Extension Cable (Sold Separately)
3RGB Cable (Included with Navigation)
4System Switch
When connecting an equalizer or divider using Ai-
NET feature, place this switch in the EQ/DIV
position. When no device is connected, leave the
switch in the NORM position.
NOTE
Be sure turn the power off to the unit before changing the
switch position.
5Ai-NET Connector
Connect this to the output or input connector of other
product equipped with Ai-NET.
6Ai-NET Cable (Included with DVD video player)
7RGB Input Connector
Connect to the RGB output terminal of the navigation
system.
8AUX Video Input (AUX1) Connector
Connect the video output lead of a DVD video player
or DVD changer to this terminal.
9RCA Extension Cable (Included with DVD Video
Player)
AUX Audio Input (AUX1) Connectors
(not used for this system)
Remote Control Output Lead (White/Brown)
Connect this lead to the remote control input lead.
This lead outputs the controlling signals from the
remote control.
Ai-NET Cable (Included with CD Changer)
Ai-NET Cable (Included with DVD Changer)
RCA Extension Cable (Included with DVD
Changer)
RGB/NTSC Output Switch
To display the picture of Navigation system on the
external monitor, place the switch in the NTSC Output
position.
3
(NVE-N055PS)
(NVE-N055PV)
NTSC RGB
Connector Box Navigation
Navigation Connector Box
To Guide output terminal
RCA Extension Cable
(Included with Navigation)
To Video output terminal
When connecting with NVE-N055PS of the Alpine's Navigation System
When connecting with NVE-N055PV of the Alpine's Navigation System
REMOTE OUT REMOTE IN
DISP CONT IN
GUIDE CONT IN
DISP CONT OUT
GUIDE CONT OUT
(White/Brown)
(Yellow/Red)
(White/Green)
(White/Brown)
(Yellow/Red)
(White/Green)
RGB Converter Cable
KCE-030N (Sold Separately)
GUIDE IN
VIDEO IN
CVA-1004R/
CVA-1004RR
CVA-1004R/
CVA-1004RR
15
10
11
12
13
14
15
TO CONTENTS

<System Example 2 (connecting to the optional KCE-104V):
Refer also to Basic Connections.>
NOTE : *1 Be sure turn the power off to the unit before changing the switch position.
(TME-M760)
(NVE-N077P)
(KCE-104V)

(TME-M760)
NORM
EQ/DIV

*1
(TUE-T152)
9
6
5
4
2
7
31
8
A
B
C
E
D
FGH
I
J
K
LM
N
Amplifier
Subwoofers
Rear Left
Rear Right
Front Left
Front Right
Speakers
DVD Video Player
(Sold Separately)
(Red: R-ch)
(Yellow)
TV Tuner
(Sold Separately)
Navigation System
(Sold Separately)
Rear Monitor
(Sold Separately)
CD Changer (Ai-NET)
(Sold Separately)
(White: L-ch)
GND
(Black)
Amplifier
Amplifier
Rear Camera
(Sold Separately)
Rear Monitor
(Sold Separately)
(Red)
(White)
(Yellow)
To vehicle's reversing lamp
(White/Brown)
REMOTE OUT
REVERSE
(Orange/White)
REAR SEL 1
(Grey/Pink)
REAR SEL 2
(Black/Pink)
REMOTE IN
(White/Brown)
IGNITION
(Red)
BATTERY
(Yellow)
(DVA-5205/DHA-S680 series)
14
15
16
13 12
18
18
32
18
33
31
19
19
10
17
18
18
18
18
TO CONTENTS

B
C
D
E
F
G
M
L
K
I
J
H
Detail of the expansion box KCE-104V (sold separately)
(Red)
(White)
(Yellow)
(Red)
(White)
(Yellow)
(Black)
(Yellow)
(Yellow)
(White)
(Red)
(Yellow)
(White)
(Red)
1Ai-NET Connector
Connect this to the output or input connector of other
product equipped withAi-NET.
2Remote Control Output Lead (White/Brown)
Connect this lead to the remote control input lead. This
lead outputs the controlling signals from the remote
control.
3Ai-NET Cable (Included with DVD video player)
4Ai-NET Cable (Included with CD Changer)
5Rear Select 1 Lead (Grey/Pink)
Connect this lead to the ground lead with a push switch,
etc.
6Rear Select 2 Lead (Black/Pink)
Connect this lead to the ground lead with a push switch,
etc.
7Switched Power Lead (Ignition) (Red)
Connect this lead to an open terminal on the vehicle's fuse
box or another unused power source which provides (+)
12V only when the ignition is turned on or in the accessory
position.
8Reverse Lamp Signal Input Lead (Orange/White)
Used to automatically switch to the rear camera input.
Connect this lead to the positive side of the vehicle's
reverse lamp.The video input will automatically switch to
the rear camera whenever the vehicle is backing up.
9Battery Lead (Yellow)
Connect this lead to the positive (+) post of the vehicle's
battery.
Ground Lead (Black)
Connect this lead to a good chassis ground on the vehicle.
Make sure the connection is made to bare metal and is
securely fastened using the sheet metal screw provided.
Fuse Holder (7.5A)
System Switch
When connecting an equalizer or divider using Ai-NET
feature, place this switch in the EQ/DIV position.When no
device is connected, leave the switch in the NORM
position.
RGB Input Connector
Connect to the RGB output terminal of the KCE-104V.
Rear/Subwoofer Output RCA Connectors
RED is right and WHITE is left.
AUX Audio Input (AUX1) Connectors
AUX Video Input (AUX1) Connector
RCA Extension Cable (Included with DVD video
player)
RCA Extension Cable (Sold Separately)
RCA Extension Cable (Included with the KCE-104V)
To Front/Rear PREOUT Terminals of the KCE-104V
To Subwoofer Terminals of the KCE-104V
Connect to the AUX Input (AUX1) Connectors of the
CVA-1004R/CVA-1004RR
To AUX1 Output Terminals of the KCE-104V
To AUX2 Output Terminals of the KCE-104V
To Sound Input Terminals of the KCE-104V (from the
CVA-1004R/CVA-1004RR)
To AUX Input1 Terminals of the KCE-104V
To AUX Input2 Terminals of the KCE-104V
To AUX Input3 Terminals of the KCE-104V
Connect to the RGB Terminal of the Navigation
System
Connect to the RGB Input
/CVA-1004RR
Terminal of the CVA-1004R
RGB Cable (Included with the KCE-104V)
RGB Cable (Included with Navigation System)
RCA Extension Cable (Included with the TUE-T152)
(Red)
(White) (Red)
(White)
(Red)
(White)
(Red)
(White)
(White)
(Red)
(Yellow)
AN
20
20
22
24
21
23
27
29
28
26
26
25
30
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
TO CONTENTS

Specifications
<Monitor SECTION>
Screen Size .................................................................................................................................................... 6.5-type
Display System ................................................................................................................... Transparent type TN LCD
Drive System ................................................................................................................................... TFT active matrix
Number of Picture Elements ............................................................................................ 280,800 pcs. (1,200 x 234)
Light Source ................................................................................................. U-shaped cold cathode fluorescent tube
<Tuner SECTION - FM RADIO>
Intermediate Frequency ......................................................................................................................... 10.7±0.1MHz
Frequency Range ............................................................................................................................... 87.5 to 108MHz
Usable Sensitivity (Mono, 30dB S/N, at 98.1MHz) .......................................................................................... 20.2dBf
-3dB Limiting Sensitivity (at 98.1MHz) ............................................................................................................ 21.2dBf
Residual Noise (Ref. 400Hz, at 98.1MHz) .................................................................................................... 28±10dB
S/N Ratio (at 98.1MHz) ......................................................................................................................... Stereo : 55dB
Mono : 58dB
Image Rejection (at 106.1MHz) .......................................................................................................................... 40dB
IF Rejection (at 90.1MHz) ................................................................................................................................... 60dB
Distortion (Input 60dBu, at 98.1MHz) ..................................................................................................................... 1%
Frequency Response (Ref. 400Hz, at 98.1MHz) ................................................................................. 100Hz : 0±3dB
10kHz : -10±3dB
Stereo Separation (1kHz, at 98.1MHz) ............................................................................................................... 20dB
PS Sensitivity (at 98.1MHz) ............................................................................................................................ 36.2dBf
<Tuner SECTION - MW RADIO>
Intermediate Frequency ....................................................................................................................... 1st. : 10.7MHz
2nd. : 450kHz
Frequency Range .............................................................................................................................. 531 to 1,602kHz
Usable Sensitivity (20dB S/N, at 999kHz) ........................................................................................................... 36dB
S/N Ratio (at 999kHz) ......................................................................................................................................... 44dB
Image Rejection (at 1,404kHz, 2nd. IF) .............................................................................................................. 50dB
IF Rejection (at 603kHz, 2nd. IF) ........................................................................................................................ 60dB
Distortion (at 999kHz) .......................................................................................................................................... 1.5%
Frequency Response (Ref. 400Hz, at 999kHz) .................................................................................. 100Hz : -3±4dB
2.5kHz : -3±4dB
<Tuner SECTION - LW RADIO>
Intermediate Frequency ....................................................................................................................... 1st. : 10.7MHz
2nd. : 450kHz
Frequency Range ................................................................................................................................. 153 to 281kHz
Usable Sensitivity (20dB S/N, at 216kHz) ........................................................................................................... 42dB
S/N Ratio (at 216kHz) ......................................................................................................................................... 44dB
Image Rejection (at 270kHz, 2nd. IF) ................................................................................................................. 50dB
IF Rejection (at 162kHz, 2nd. IF) ........................................................................................................................ 60dB
Distortion (at 216kHz) .......................................................................................................................................... 1.5%
Frequency Response (Ref. 400Hz, at 216kHz) .................................................................................. 100Hz : -3±4dB
2.5kHz : -3±4dB
TO CONTENTS

<GENERAL>
Signal System .......................................................................................................................................... PAL System
Power Supply ............................................................................................................. DC14.4V (11 to 16V allowable)
Power Output (Ref. CD 1kHz, 0dB (TCD-782, No.2), T.H.D. 10%) /Impedance ................................... 18W/ch/4ohm
Pre Output (Ref. CD 1kHz, 0dB (TCD-782, No.2), T.H.D. 1%) /Impedance .............. REAR : 2V±2.5dBV/ch/10kohm
Back-up Current (ACC OFF 30Sec. After) ........................................................................................................... 5mA
Dimensions (W x H x D) ................................................................................................. Chassis : 178 x 50 x 165mm
Nose (Closed) : 170 x 46.2 x 28.5mm
Nose (Maximum Projected Position) : 170 x 46.2 x 153mm
Weight ................................................................................................................................................................. 2.1kg
NOTE : Due to Continuing product improvement, specifications and designs are subject to change without notice.
TO CONTENTS

Extension Cable
* When repairing or measuring the voltage of this unit, connect with the Extension Cable as shown in below.
01V28083S01
FRONT P.W.Board
MAIN P.W.Board
TUNER P.W.Board
TO CONTENTS

Specification Explanation
1. Cancellation of AUX Regulation (Parking Wire)
(1) HAND : L
2. Soft Version (Check Sum)
Push "SOURCE/PWR" Key and "F5" Key at the same time.
3. Elimination of EEP-ROM Memory
After pushing "SOURCE/PWR" Key and "CHG/R.SEL" Key at the same time, push "PLAY/PAUSE/TUNE/A.ME" more
than 3 seconds, and confirm by ACC OFF/ON.
TO CONTENTS

Adjustment Procedures
(3) Control Settings
Fader Control ...................................... Center Position Bass Control .................................. Center Position
Balance Control ................................... Center Position Band Switch ...................................................... FM
Treble Control ..................................... Center Position Others .............................................................. OFF
(4) Adjustment Procedores
45ohm
10ohm
60ohm
Input Output
For 50 ohm FM Signal Generator Figure 1
FM Signal Generator
FM Dummy
Antenna
Antenna Receptacle
+
-
+
-
CVA-1004R/
CVA-1004RR Figure 2
* only short-circuit at adjustment
TP504
GND
TP502
DC Volt Meter
-1. FM SECTION
1. TUNER Adjustment
(1) Dummy Antenna Circuit
(2) Connection
Step
Description
Connection
Signal Generator
Dial Control
Test Point /
P.W.Board
Coordinates
Adjustment
1
FM
Adjustment
Figure 2
87.5MHz, 26dBuV
(Mod. OFF, MONO,
40KHz(53.8%),
Pilot(19KHz) :
6.0KHz(8%))
87.5MHz
TP502
(4-A)
TP504
(4-A)
Auto Adjustment :After setting up of
Signal Genarator, short GNDand
TP502.
(SPEC) TP504 :1.5±0.05V
For 50 ohm AM Signal Generator
15pF
30ohm
65pF
Input Output
Figure 3
AM Dummy
Antenna
Antenna Receptacle
+
-
+
-
CVA-1004R/
CVA-1004RR Figure 4
* only short-circuit at adjustment
TP504
GND
TP502
DC Volt Meter
-2. MW/LW SECTION
(1) Dummy Antenna Circuit
(2) Connection
TO CONTENTS

(3) Control Settings
Fader Control ...................................... Center Position Bass Control .................................. Center Position
Balance Control ................................... Center Position Band Switch ............................................... MW/LW
Treble Control ..................................... Center Position Others .............................................................. OFF
(4) Adjustment Procedores
Step
Description
Connection
Signal Generator
Dial Control
Test Point /
P.W.Board
Coordinates
Adjustment
1
MW
Adjustment
Figure 4
999KHz, 33dBuV
(Mod. OFF,
MONO, 30%)
999KHz
TP502
(4-A)
TP504
(4-A)
Auto Adjustment : After setting up of
Signal Genarator, short GND and
TP502.
(SPEC) TP504 :1.0±0.05V
2
LW
Adjustment
Figure 4
216KHz, 33dBuV
(Mod. OFF,
MONO, 30%)
216KHz
TP502
(4-A)
TP504
(4-A)
Auto Adjustment : After setting up of
Signal Genarator, short GND and
TP502.
(SPEC) TP504 :1.0±0.05V
2. VIDEO Adjustment
(1) Connection
+
-
CVA-1004R/
CVA-1004RR
Figure 5
VGND(TP7050)
Frequency Counter
LCD P.W.Board
MAIN P.W.Board
+
-
CVA-1004R/
CVA-1004RR
Figure 6
TP7053
DC Volt Meter
LCD P.W.Board
+
-
CVA-1004R/
CVA-1004RR
Figure 7
TP7002
DC Volt Meter
LCD P.W.Board
TP813
VGND(TP7050)
VGND(TP7050)
TO CONTENTS

Pattern Generator
+
-
+
-
CVA-1004R/
CVA-1004RR
Figure 9
TP7056
AUX IN VGND
(TP7050)GND
Oscilloscope
LCD P.W.Board
Pattern Generator
+
-
+
-
CVA-1004R/
CVA-1004RR
Figure 10
TP7015
AUX IN
GND
Oscilloscope
LCD P.W.Board
Pattern Generator
+
-
+
-
CVA-1004R/
CVA-1004RR
Figure 11
TP7014
AUX IN
GND
Oscilloscope
LCD P.W.Board
Pattern Generator
+
-
+
-
CVA-1004R/
CVA-1004RR
Figure 12
TP7016
AUX IN
GND
Oscilloscope
LCD P.W.Board
CVA-1004R/
CVA-1004RR
VGND
(TP7050)
VGND
(TP7050)
VGND
(TP7050)
+
-
Figure 8
TP7046
Oscilloscope
LCD P.W.Board
VGND(TP7050)
+
-
Frequency Counter
(10STEP Signal)
(10STEP Signal)
(10STEP Signal)
(10STEP Signal)
TO CONTENTS

(2) Adjustment Procedures
* PAL Adjustment
Step Operations Process Connection Test Point/ P.W.Board
Coordinates Adjustment
1 Confirm AUX terminal OPEN. Figure 5 to 8
2 PWM Frequency Adjustment Figure 5
TP813
(4-F)
TP7050
(5-C)
Adjust by VR803 so that it may be set to 119 to
120KHz.
3 VSS Voltage Adjustment Figure 6
TP7053
(5-C)
TP7050
(5-C)
Adjust by VR802 so that it may be set to -16V
+0.1, -0.1.
4 VGH Voltage Adjustment Figure 7
TP7002
(5-C)
TP7050
(5-C)
Adjust by VR801 so that it may be set to +13V
+0.1, -0.1.
5HSYNC Frequency
Adjustment Figure 8
TP7046
(5-C)
TP7050
(5-C)
Adjust by VR7002 so that it may be set to
range which does not exceed 15.64kHz from
15.63KHz.
6 HSYNC Lo-period Adjustment Figure 8
TP7046
(5-C)
TP7050
(5-C)
Adjust by VR7001 so that it may be set to
3.12uS+0.05, -0.05.
7Input 10STEP Signal from
AUX. Figure 9 to 12
8 VOM Amplitude Adjustment Figure 9
TP7056
(5-C)
TP7050
(5-C)
Adjust to DC+5.9 to -1.9 amplitude by VR701
and VR709. (7.8V+0.1, -0.1)
[NOTE :
VR701 : DC Center Voltage Adjustment
VR709 : Amplitude Adjustment]
9GREEN Waveform-1
Adjustment Figure 10
TP7015
(5-C)
TP7050
(5-C)
Adjust from black to the 3rd. waveform by
VR702 so that it may be set to AC1.9V.
(Refer to A of Figure 13)
10 GREEN Waveform-2
Adjustment Figure 10
TP7015
(5-C)
TP7050
(5-C)
Adjust between white and from white to the 6th.
waveform by VR703 so that it may be set to
AC3.0V
(Refer to B of Figure 13)
11 GREEN Waveform-3
Adjustment Figure 10
TP7015
(5-C)
TP7050
(5-C)
Adjust white waveform by VR703 so that it may
be set to AC3.9 to 4.0V.
(Refer to C of Figure 13)
12 RED Waveform-1 Adjustment Figure 11
TP7014
(5-C)
TP7050
(5-C)
Adjust by VR705 and VR707 so that TP7014
waveform may become the same as TP7015
waveform.
[NOTE :
VR705 : adjust from black to 8th. gradation.
VR707 : adjust from 8th. gradation to white.]
13 BLUE Waveform-1 Adjustment Figure 12
TP7016
(5-C)
TP7050
(5-C)
Adjust by VR706 and VR708 so that TP7016
waveform may become the same as TP7015
waveform.
[NOTE :
VR706 : adjust from black to 8th. gradation.
VR708 : adjust from 8th. gradation to white.]
TO CONTENTS

Step Operations Process Connection Test Point/ P.W.Board
Coordinates Adjustment
14 After finishing PAL Adjustment,
change to COLOR BAR Signal.
15 RED Waveform-2 Adjustment Figure 11
TP7014
(5-C)
TP7050
(5-C)
Adjust by L706 so that blue level of TP7014
waveform may become the same as black level
of TP7014 Waveform.
(Refer to Figure 14-1 and -2.)
NOTE : It is the easy method which is adjusted
looking at COLOR BAR reflected in LCD directly.
16 BLUE Waveform-2 Adjustment Figure 12
TP7016
(5-C)
TP7050
(5-C)
Adjust by VR710 so that the output amplitude of
every 1H may be united by TP7016 waveform.
(Refer to Figure 15-1 and -2.)
NOTE : It is adjustment standard that the flicker
of magenta and RED becomes the minimum.
17 B.GND [DAY] is set to GREEN-2 on the SETUP screen of FM SOURCE,
and flicker is adjusted.
-1. After pushing "SOURCE/PWR"
Key and "CHG/R.SEL" Key at
the same time, push "PLAY/
PAUSE/TUNE/A.ME" more than
3 seconds.
-2. ACC ON/FF
-3. Elimination of EEP-ROM Memory
-4. BLUE-1 screen
18
Black Position
White Position
Figure 13
TO CONTENTS

<Before Adjustment>
<Before Adjustment>
<After Adjustment>
<After Adjustment>
TO CONTENTS