Service Modes, Error Codes And Fault Finding - Philips 14PT1501/12 Service Manual

5. Service Modes, Error Codes and Fault Finding

Index of this chapter:
5.1 Service Modes
5.2 Fault Tracing Diagram for Power Supply
5.1 Service Modes
The Service Mode offers features, which the service technician
can use to repair a set. Any feature change, made via the
Service Menu, will respond at the same time. All displayed text
strings in the Service Modes are in English.
5.1.1 TV Service Mode
Purpose
• To perform alignments (e.g. colour adjustment and
geometry alignments)
• To change option settings
Specifications
All service unfriendly modes (if present) are disabled, like:
• Auto switch 'off' (when there is no 'ident' signal)
• Timer switch to a channel
• Automatic user menu time-out
• The NVM is unprotected
• AV functions are not working
How to enter the Service Mode
Screen menu's must be 'off', when you enter the Service Mode.
Use a standard customer RC transmitter and key in the code
062596 directly followed by the MENU button in 10 seconds.
The following screen is visible when you enter the Service
Mode:
ST92195PSC7-V5
Program
OPTIONS
GEOMETRY
G2A
VIDEO
TUNER/IF
Figure 5-1 TV Service Mode Menu
1. LLLLLLL. This is the used IC type.
2. PAB#-XX. This is the software identification.
• P = Philips.
• A = the region (W = West Europe, E = East Europe).
• B = sound specification (M = Mono, S = Stereo).
• # = number of TXT pages.
• XX = the software version number (the first X is the
main software version number and the second X is the
sub software version number).
3. PROGRAM.
4. OPTIONS. Three codes possible.
5. GEOMETRY. To align the geometry (see chapter 8.2.2 for
a detailed description).
6. G2A. To align the G2 (see chapter 8.2.3 for a detailed
description).
7. VIDEO. To adjust RGB, R_cut-off and G_cut-off.
8. TUNER/IF. To align the tuner.
Service Modes, Error Codes and Fault Finding
XX.XX.XX
06
G_16010_011.eps
130206
TE3.2E CA
How to navigate
• Select menu items with the CURSOR UP/DOWN keys.
• With the CURSOR LEFT/RIGHT keys, it is possible to
change the value of the first item (Program)
• With the CURSOR RIGHT and OK keys, activate the
selected menu item.
• When you press the MENU key in a sub menu, you will
return to the previous menu.
• When you press the MENU key in the Service Mode menu,
you will return to the Main menu.
How to exit
• With the STANDBY command, the set switches to
Standby.
• With the MENU key, the set returns to the Main menu.
Switching the set 'off' and 'on' with the mains switch, brings
the set into normal operation again. All changes in the
Service Mode are stored immediately.
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