Philips 14PV111/01 User manual

Service Manual
Service
Service
Service
TV-VCR Combination
Contents
Chapter
Adjustment Procedure
Schematic Diagrams and CBA's
Exploded Views
Mechanical and Electrical Parts Lists
Sec. 1:
Sec. 2: Standard Maintenance
Mechanism Alignment Procedures
Disassembly / Assembly of Mechanism
Deck Exploded Views
Safety regulations require that the set be restored to its original
condition and that parts which are identical with those specified
be used.
Published by BK 2002 Video Service Department Printed in the Netherlands cCopyright reserved Subject to modification GB 3103 785 22120
Survey of versions:
/01 PAL-BG, EURO
/07 PAL I, Ireland
/39 PAL/SECAM-BG+PAL/SECAM-L/L',FRANCE
/58 PAL-BG/DK+SECAM-BG/DK,EAST-EURO
14PV111 /01/07/58
14PV112 /07/39
14PV415 /01/07/39/58
14PV203 /01/07/39/58
14PV460 /01/07/39/58
For technical data reference is made to the Service Manual of
14PV360/01/07/39 & 14PV365/01/07/39/58 3103 785 22040.
The present Manual states only the differences.

1-4-3 T6310IB
[ 14PV111/ ( 01, 07, 58 ), 14PV112/ ( 07, 39 ), 14PV203/ ( 01, 07, 39, 58 ),
14PV415/ ( 01, 07, 39, 58 ), 14PV460/ ( 01, 07, 39, 58 ) ]
The remote control
To eject the cassette.
To delete last entry/Clear programmed recording (TIMER).
To record the TV channel selected at this moment or press
repeatedly to start a One-Touch Recording.
To stop the tape and show a still picture.
To select the programme number. During normal or slow motion
playback, press to adjust the tracking or vertical jitter.
To eliminate the sound. Press again to restore the volume.
To adjust the volume.
Doesn’t work in these models.
To select the switch-off time in 30 minutes intervals.
To switch TVCR On or Off or to interrupt menu function.
To call up main menu of TVCR.
To access or remove the TVCR’s on-screen status display. To
exit on-screen menus.
Press to select channels.
When tape playback is stopped, press to fast forward the tape at hight
speed. During playback, press to fast forward the tape while the picture stay on
the screen. To store or confirm entry in the menu. Press to adjust the controls of
TVCR menu.
When tape playback is stopped, press to rewind the tape at high speed.
During playback, press to rewind the tape while the picture stay on the screen.To
return the cursor in the menu. Press to adjust the controls of TVCR menu.
To play a tape, select an item in the menu of TVCR.
To stop the tape, select an item in the menu of TVCR.
<14PV203, 14PV460>
To switch TELETEXT on or off,or transparent mode.
: enlarge font
: switch TELETEXT decoder off temporarily
: Doesn’t work in these models.
: recall hidden information
: stop page changes
: go back to start page.
Yellow button/ Select TELETEXT function when you are in TELETEXT mode.
o
l
p
o
l
p
TEXT
0..9
STATUS/EXIT
MENU
STANDBY/ON y
SLEEP
SYSTEM
MUTE
P-P+
STILL
RECORD/OTR
CLEAR
EJECT
1 2 3
4 5 6
7 8
0
9
STANDBY/ON
EJECT
MENU STATUS/EXIT CLEAR
RECORD/OTR STILL
P- MUTE
P+
SYSTEM
SLEEP
TEXT
o
l
po
l
p
?

1-6-9 T6310EA
[ 14PV111/ ( 01, 07, 58 ), 14PV112/ ( 07, 39 ), 14PV203/ ( 01, 07, 39, 58 ),
14PV415/ ( 01, 07, 39, 58 ), 14PV460/ ( 01, 07, 39, 58 ) ]
General Note:
"CBA" is abbreviation for "Circuit Board
Assembly."
NOTE:
Electrical adjustments are required after replacing
circuit components and certain mechanical parts.
It is important to perform these adjustments only
after all repairs and replacements have been com-
pleted.
Also, do not attempt these adjustments unless the
proper equipment is available.
Test Equipment Required
1. PAL Pattern Generator (Color Bar W/White Win-
dow, Red Color, Dot Pattern, Gray Scale,
Monoscope, Multi-Burst)
2. AC Milli Voltmeter (RMS)
3. Alignment Tape (FL6A), Blank Tape
4. DC Voltmeter
5. Oscilloscope: Dual-trace with 10:1 probe,
V-Range: 0.001~50V/Div,
F-Range: DC~AC-60MHz
6. Frequency Counter
7. Plastic Tip Driver
How to Set up the Service mode:
NOTE:
After replacing the IC202 ( Memory ) or Main CBA,
the set value in IC202 ( Memory ) will be lost. So it
is necessary to set up or adjust in the Service
mode after its replacement.
Service Mode:
1. Turn the power on. (Use main power on the TV
unit.)
2. Press [STANDBY/ON], [2], [7], [1], and [MUTE]
buttons on the remote control unit in that order
within 5 seconds.
- To cancel the service mode, press [STANDBY/ON]
button on the remote control.
How to set up the option code
1. Enter the Service mode.
2. Press the [STATUS/EXIT] button on the remote
control unit. The option code appears on the dis-
play.
3. If needed, input the option code as shown below
using number buttons on the remote control unit.
4. To reset the software, press [PAUSE] and [5] but-
tons on the remote control unit.
The option code is changed.
Model Option Code
14PV111(112)(415)/07 000128
14PV112(415)/39 000129
14PV111(415)/01 000130
14PV111(415)/58 000131
14PV203(460)(465)/01 000158
14PV203(460)(465)/07 000156
14PV203(460)(465)/39 000157
14PV203(460)(465)/58 000159

1-6-10 T6310EA
1. DC 105V (+B) Adjustment
Purpose: To obtain correct operation.
Symptom of Misadjustment: The picture is dark and
unit does not operate correctly.
Note: TP503(+B), TP504(GND), VR601 --- H.V./
Power Supply CBA
1. Connect the unit to AC Power Outlet.
2. Input a color bar signal from RF input and leave it
for at least 20 minutes.
Enter the Service mode. (See page 1-6-9.)
3. Connect DC Volt Meter to TP503(+B) and
TP504(GND).
4. Adjust VR601 so that the voltage of TP503(+B)
becomes +105±0.5V DC.
2. H Adjustment
Purpose: To get correct horizontal position and size
of screen image.
Symptom of Misadjustment: Horizontal position and
size of screen image may not be properly displayed.
Note: R583 --- H.V./Power Supply CBA
1. Connect Frequency Counter to R583.
2. Set the unit to the VIDEO mode and no input is
necessary. Enter the Service mode.
(See page 1-6-9.)
3. Operate the unit for at least 20 minutes.
4. Press [2] button on the remote control unit and
select H-Adj Mode.
5. Press [P+/P-] buttons on the remote control unit so
that the display will change [0] to [7.]
At this moment, choose display [0] to [7] when the
Frequency counter display is closest to
15.625kHz±300Hz.
6. Turn the power off and on again.
Test point Adj. Point Mode Input
TP503
(+B)
TP504
(GND)
VR601 --- Color
Bar
Tape M. EQ. Spec.
--- DC Voltmeter
Plastic Tip Driver +105±0.5V DC
Test point Adj. Point Mode Input
R583 P+/P-
buttons Video ---
Tape M. EQ. Spec.
--- Frequency Counter 15.625kHz±300Hz

1-6-11 T6310EA
3. C-Trap Adjustment
Purpose: To get minimum leakage of the color signal
carrier.
Symptom of Misadjustment: If C-Trap Adjustment is
incorrect, stripes will appear on the screen.
Note: J219 (B-Out)--- Main CBA
1. Connect Oscilloscope to J219.
2. Input a color bar signal from RF input.
Enter the Service mode. (See page 1-6-9.)
3. Press [0] button on the remote control unit and
select C-TRAP Mode.
4. Press [P+/P-] buttons on the remote control unit so
that the carrier leakage B-Out (4.43MHz) value
becomes minimum on the oscilloscope.
5. Turn the power off and on again.
4. How to measure the standard
V-ENV value of Digital Studio
Picture Control
Purpose: To set the recording condition appropriate
for the recording tape.
Symptom of Misadjustment: Recording or playing
back picture quality may fall. The picture will be tinted.
1. Insert a new tape (type: TDK 180) for the DSPC
alignment into the TV/VCR.
2. Input the black raster signal from the video input
jack (VIDEO-IN).
3. Enter the Service Mode. (See page 1-6-9.)
4. To enter the DSPC mode, press [1] button on the
remote control unit. Recording starts automatically
and “DSPC” appears on the display.
5. Recording continues for 10 seconds in SP mode.
After that, recording starts for 10 seconds in LP
mode.
6. The tape is rewinded to the recording start point.
7. The unit enters the play mode automatically and
the V-ENV levels of each SP and LP modes are
memorized into the EEPROM.
8. "OK" appears on the screen with blueback for 5
seconds, the unit enters the stop mode, and is
gone out from the factory mode.
9. If SYNC. and CTL are none, "NG" appears on the
screen with blueback for 5 seconds, the unit ejects
the cassette and is gone out from the factory mode.
Or, also when the V-ENV level in either of the SP
and LP mode is written, "NG" appears on the
screen with blueback for 5 seconds, the unit ejects
the cassette and is gone out from the factory model
Test point Adj. Point Mode Input
J219
(B-OUT)
P+/P-
buttons --- Color Bar
Tape M. EQ. Spec.
--- Oscilloscope
Pattern Generator 200mVp-p Max.
Figure
minimum
Fig. 1
DSPC
TVCR
Fig. 2
NG
Abnormal
OK
Normal
TVCR TVCR
Fig. 3

1-6-12 T6310EA
5. SECAM Black Level Adjustment
Purpose: To set Black Level of the SECAM signal R-
Y/B-Y to Ref. level.
Symptom of Misadjustment: If Black Level of the
SECAM signal R-Y/B-Y is incorrect, the picture is blu-
ish or reddish in grayscale compared with PAL signal.
1. Degauss the CRT and allow CRT to operate for 20
minutes before starting the alignment.
2. Input the SECAM Gray Scale signal from video
input.
3. Enter the Service Mode. (See page 1-6-9.)
4. To enter the C/D/S mode, press [ p] on the
remote control unit.
5. To select SBR (SECAM Black Level R-Y), press [6]
button on the remote control unit.
6. Press [P+/P-] buttons to adjust Y signal to the black
ref. level.
7. To select SBB (SECAM Black Level B-Y), press [7]
button on the remote control unit.
8. Press [P+/P-] buttons to adjust Y signal to the black
ref. level.
6. V. Size Adjustment
Purpose: To obtain correct vertical height of screen
image.
Symptom of Misadjustment: If V. Size is incorrect,
vertical height of image on the screen may not be
properly displayed.
1. Enter the Service mode. (See page 1-6-9.)
Press [9] button on the remote control unit and
select V-S Mode. (Press [9] button then display will
change to V-P and V-S).
2. Input monoscope pattern.
3. Press [P+/P-] buttons on the remote control unit so
that the monoscope pattern is 90±5% of display
size and the circle is round.
7. V. Shift Adjustment
Purpose: To obtain correct vertical position of screen
image.
Symptom of Misadjustment: If V. position is incor-
rect, vertical position of image on the screen may not
be properly displayed.
1. Enter the Service mode. (See page 1-6-9.)
Press [9] button on the remote control unit and
select V-P Mode. (Press [9] button then display will
change to V-P and V-S).
2. Input monoscope pattern.
3. Press [P+/P-] buttons on the remote control unit so
that the top and bottom of the monoscope pattern
are equal to each other.
Test point Adj. Point Mode Input
Pin 1 of
CN303
P+/P-
buttons --- SECAM Gray Scale
Tape M. EQ. Spec.
--- Pattern Generator ---
5mV/Div (10:1 Prove)
Y Signal
1H
1H
1H
Black REF. Level
Fig. 4
Test point Adj. Point Mode Input
Screen P+/P-
buttons --- Monoscope
Tape M. EQ. Spec.
--- Pattern Generator 90±5%
Test point Adj. Point Mode Input
Screen P+/P-
buttons --- Monoscope
Tape M. EQ. Spec.
--- Pattern Generator 90±5%

1-6-13 T6310EA
8. H. Shift Adjustment
Purpose: To obtain correct horizontal position and
size of screen image.
Symptom of Misadjustment: Horizontal position and
size of screen image may not be properly displayed.
1. Enter the Service mode. (See page 1-6-9.)
Press [8] button on the remote control unit and
select H-P Mode.
2. Input monoscope pattern.
3. Press [P+/P-] buttons on the remote control unit so
that the left and right side of the monoscope pat-
tern are equal to each other.
4. Turn the power off and on again.
9. Cut-off Adjustment
Purpose: To adjust the beam current of R, G, B, and
screen voltage.
Symptom of Misadjustment: White color may be
reddish, greenish or bluish.
Notes:
Screen Control (FBT) --- H.V./Power Supply CBA
FBT= Fly Back Transformer
Use the Remote Control Unit
1. Degauss the CRT and allow CRT to operate for 20
minutes before starting the alignment.
2. Set the screen control to minimum position. Input
the Black raster signal from RF input.
3. Enter the Service Mode. (See page 1-6-9.)
Dimmed horizontal line appears on the CRT.
4. To enter the C/D/S mode, press the [ p] button
on the remote control unit.
5. To enter the CUT OFF (R) mode, press [1] button
on the remote control unit.
6. Turn the screen control up until dimmed horizontal
line appears.
7. Press the [P+/P-] buttons until the horizontal line
becomes white.
8. To enter the C/D/S mode, press the [ p] button
on the remote control unit.
9. To enter the CUT OFF (G) mode, press [2] button
on the remote control unit.
10.Press the [P+/P-] buttons until the horizontal line
becomes white.
11.To enter the C/D/S mode, press the [ p] button
on the remote control unit.
12.To enter the CUT OFF (B) mode, press [3] button
on the remote control unit.
13.Press the [P+/P-] buttons until the horizontal line
becomes white.
14.Turn the screen control so that the horizontal line
adjusted white looks lightly.
15.Turn the power off and on again.
Test point Adj. Point Mode Input
Screen P+/P-
buttons --- Monoscope
Tape M. EQ. Spec.
--- Pattern Generator 90±5%
Test point Adj. Point Mode Input
Screen Screen-Control
P+/P-buttons Ext. Black Raster
Tape M. EQ. Spec.
--- Pattern Generator See Reference
Notes below
Figure
PATTERN GENERATOR
EXT. INPUT
Fig. 5

1-6-14 T6310EA
10. White Balance Adjustment
Purpose: To mix red, green and blue beams correctly
for pure white.
Symptom of Misadjustment: White becomes bluish
or reddish.
Note: Use remote control unit
1. Operate the unit more than 20 minutes.
2. Face the unit to east. Degauss the CRT using De-
gaussing Coil.
3. Input the White Raster (APL 100%).
4. Set the color analyzer to the CHROMA mode and
after zero point calibration, bring the optical recep-
tor to the center on the tube surface (CRT).
5. Enter the Service mode. Press [ p] button on
the remote control.
6. Press [4] button on the remote control unit for Red
adjustment. Press [5] button on the remote control
unit for Blue adjustment.
7. In each color mode, Press [P+/P-] buttons to adjust
the values of color.
8. Adjusting Red and Blue color so that the tempera-
ture becomes 8500K (x : 290 / y : 300) ±3%.
9. At this time, Re-check that Horizontal line is white.
If not, Re-adjust Cut-off Adjustment until the Hori-
zontal Line becomes pure white.
10. Turn off and on again to return to normal mode. Re-
ceive APL 100% white signal and Check Chroma
temperatures become 8500K (x : 290 / y : 300) ±3%.
Note: Confirm that Cut Off Adj. is correct after this
adjustment, and attempt Cut Off Adj. if needed.
11. Sub-Brightness Adjustment
Purpose: To get proper brightness.
Symptom of Misadjustment: If Sub-Brightness is
incorrect, proper brightness cannot be obtained by
adjusting the Brightness Control.
Note: Bar (A) in Fig. 7 --- 0 IRE
1. Enter the Service Mode. (See page 1-6-9.)
Then input SYMPTE signal from RF input.
2. Press MENU button. (Each time MENU button is
pressed, display will change BRT, CNT, COL, TNT,
and SHP in that order.) Select BRT and press [P+/
P-] buttons so that the bar (A) in Fig. 7 is just visi-
ble.
3. Turn the power off and on again.
Test point Adj. Point Mode Input
Screen Screen-Control
P+/P-buttons RF
White Ras-
ter (APL
100%)
Tape M. EQ. Spec.
--- Pattern Generator
Color analyzer See below
Figure
Color Ajalyzer Fig. 6
Test point Adj. Point Mode Input
Screen P+/P-
buttons --- SYMPTE
Tape M. EQ. Spec.
--- Pattern
Generator See below
Figure
Black
White
This bar
(A) just
visible
ABC
Fig. 7

1-6-15 T6310EA
12. Setting for CONTRAST,
COLOR, TINT and SHARP
Data Values
General
1. Enter the Service mode. (See page 1-6-9)
2. Press MENU button. (Each time MENU button is
pressed, display will change BRT, CNT, COL,
TNT, and SHP in that order.)
CONTRAST (CNT)
1. Press "MENU" button on the remote control unit.
Then select CNT display.
2. Press [P+/P-] buttons on the remote control unit so
that the value of "CONTRAST" (CNT) becomes 85.
COLOR (COL)
1. Press "MENU" button on the remote control unit.
Then select "COLOR" (CLR) display.
2. Press [P+/P-] buttons on the remote control unit so
that the value of "COLOR" (COL) becomes 55.
TINT (TNT)
1. Press "MENU" button on the remote control unit.
Then select "TINT" (TNT) display.
2. Press [P+/P-] buttons on the remote control unit so
that the value of "TINT" (TNT) becomes 57.
SHARP (SHP)
1. Press "MENU" button on the remote control unit.
Then select "SHARP" (SHP) display.
2. Press [P+/P-] buttons on the remote control unit
and select "1."
13. Focus Adjustment
Purpose: Set the optimum Focus.
Symptom of Misadjustment: If Focus Adjustment is
incorrect, blurred images are shown on the display.
Note: Focus VR (FBT) --- H.V./Power Supply CBA
FBT= Fly Back Transformer
1. Operate the unit more than 30 minutes.
2. Face the unit to the East and degauss the CRT
using a Degaussing Coil.
3. Input the monoscope pattern.
4. Adjust the Focus Control on the FBT to obtain clear
picture.
Test point Adj. Point Mode Input
Screen Focus Control --- Monoscope
Tape M. EQ. Spec.
--- Pattern Generator See below.