PZ-43MR2E PZ-50MR2E SERVICE MANUAL S12E6PZ50MR2E PLASMA DISPLAY TV (AVC SYSTEM) PZ-43MR2E PZ-50MR2E MODELS In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its original condition and only parts identical to those specified should be used.
PZ-43MR2E PZ-50MR2E IMPORTANT SERVICE SAFETY PRECAUTION Ë Service work should be perfomed only by qualified service technicians who are thor- oughly familiar with all safety checks and the servicing guidelines which follow: » Use an AC voltmeter having with 5000 ohm per volt,...
PZ-43MR2E PZ-50MR2E Specifications Item AVC System, Model: PZ-50MR2E, PZ-43MR2E Colour System PAL/SECAM/NTSC 3.58/NTSC 4.43/PAL 60 Receiving System B/G, D/K, I, L/L’ Function Tuner VHF/UHF E2–E69ch, F2–F10ch, I21–I69ch, IR A–IR Jch CATV Hyper-band, S1–S41ch Auto Channel Preset 99 ch, Auto Preset, Auto Label, Auto Sort...
PZ-43MR2E PZ-50MR2E Operation Manual AVC System Front view INPUT 4 terminal (VIDEO) PC INPUT terminal (ANALOG RGB) Door knob CLEAR button* STANDBY/ON indicator PC INPUT terminal INPUT 4 terminals (AUDIO) (AUDIO) POWER button INPUT 4 terminal (S-VIDEO) (How to open the door) * If the AVC System is switched on but it does not appear to be operating correctly, it may need resetting.
PZ-43MR2E PZ-50MR2E a (STANDBY/ON) Remote control unit To switch the power on and off. du (FREEZE/HOLD for TELETEXT) TV/External input mode: Change the still image mode. TELETEXT mode: Freeze a multi-page on screen while other pages are automatically updated. Press d again to return to the normal image.
PZ-43MR2E PZ-50MR2E Preparation Setting the system Connecting the system cable, the power cord and the speaker cables to the Plasma Display TV (Panel Unit) Plasma Display TV (Panel Unit) (rear view) Black Speaker cable Speaker cable As you apply pressure to this part, insert the speaker cable.
PZ-43MR2E PZ-50MR2E preparation How to route cables A system cable clamp and five speaker cable clamps are included with the system for cable management. Follow the diagram below for correct cable management. As viewed from the rear of the display.
PZ-43MR2E PZ-50MR2E preparation Using the remote control unit Use the remote control unit by pointing it towards the remote sensor window. Objects between the remote control unit and sensor window may prevent proper operation. Cautions regarding remote control unit • Do not expose the remote control unit to shock.
PZ-43MR2E PZ-50MR2E Using external equipment You can connect many types of external equipment to your Plasma Display TV, like a decoder, VCR, DVD player, computer, game console and camcorder. To view external source images, select the input source from b on the remote control unit or INPUT on the Plasma Display TV (Panel Unit).
PZ-43MR2E PZ-50MR2E Appendix Connecting pin assignments for SCART Various audio and video devices may be connected via the SCART terminals. 1 3 5 7 9 111315171921 2 4 6 8 101214161820 SCART (INPUT 1) 8. Audio-video control 15. Red input...
PZ-43MR2E PZ-50MR2E REMOVING OF MAJOR PARTS 1. Remove the six lock screws from the back of the top cabinet. Slide the top cabinet backward and detach it. 2. Remove the three lock screws from the front panel. Undo the three hooks at the top and the four hooks at the bottom, and detach the front panel.
Page 13
PZ-43MR2E PZ-50MR2E 8. Remove the AV unit. 8-1. Remove the six lock screws from the AV unit. 8-2. Remove the six lock screws from the AV unit and detach this unit. 9. Remove the EMC unit assemblies. 9-1. Remove the two lock screws from the EMC unit bracket.
PZ-43MR2E PZ-50MR2E ADJUSTMENT PROCEDURES Ë Procedure for turning ON the power 1. Connecting the system » Using the system cable, connect the Panel Unit and the AVC System. » Connect the Panel Unit to the AC power source. » Connect the AVC System to the AC power source.
Page 15
PZ-43MR2E PZ-50MR2E 3. Entering a special mode 1 Entering the process adjustment mode [Steps] (1) When using the remote control unit: Using the system cable, properly connect the Panel Unit and the AVC System, and then turn ON the power.
Page 16
PZ-43MR2E PZ-50MR2E Ë Organization of process adjustment screen Page Input Source Distinguish Signal HDCP Destination for MAIN unit Destination for AV unit 1/16 INPUT1 No SIG HDCP:ON EUROPE EUROPE Maker Select SHARP Ë +Badj3.3V Ë +Badj2.5V KEY WRITE Ë DATA COPY...
Page 17
PZ-43MR2E PZ-50MR2E 6. Procedures before and after replacing the PC I/F unit 1) Before replacing the PC I/F unit, write down the values for the parameters listed on the 2nd and 3rd pages of the Adjustment Process A screen. If the values for the parameters cannot be written down because the PC I/F unit is completely broken or for any other reason, make all the adjustments in accordance with the paragraph for Adjustment procedure and parameters, rather than the following procedures.
Page 18
PZ-43MR2E PZ-50MR2E (3) SECAM signal adjustment Adjustment item Description Adjustment procedure Setup 1. Set colour system to SECAM. 2. Select SECAM source. 100% colour bar signal including 100% white, such as split field colour bar SECAM Y CONTRAST 1. Adjust TB1274_MAIN output (TP803) to adjustment 0.7 ±0.05 Vp-p.
Page 19
PZ-43MR2E PZ-50MR2E (5) Component 15k Hz signal adjustment Adjustment item Description Adjustment procedure Setup 1. Select component 15k Hz. 2. Select component source. 100% colour bar signal including 100% white, like split field colour bar COMP 15k Adjust TB1274_MAIN output (TP803) to 0.7 ±0.05 Vp-p.
PZ-43MR2E PZ-50MR2E DESCRIPTION OF MAJOR IC FUNCTIONS Æ Description of Main ICs » » » » » IC1301 (CXA2069Q) This IC is a 7-input, 3-output selector. The video signals other than those for the PC, components and RGB input, which have been input from each input connector and the tuner, and all the audio signals are sent to the IC1301 and then selected.
Page 21
PZ-43MR2E PZ-50MR2E » » » » » IC405/IC402 (CXD2064Q) This IC is a comb filter in the applicable field for both the NTSC and PAL systems. It performs the Y/C separation of the main and sub channel video signals that have been output from IC1801.
Page 22
PZ-43MR2E PZ-50MR2E » The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams. Ë VHiCXA2069Q-1 (ASSY: IC1301) » S2-Compatible, 7-Input/3-Ouput AV Switch » Block Diagram...
Page 23
PZ-43MR2E PZ-50MR2E » Pin Function Pin No. Pin Name Pin Function Video signal input. Composite video signal input Y/C-separated signal input terminal for luminance signal input. YIN1 to feed in the Y/C-separated signal of VOUT1 output. YIN1 Y/C-separated signal input terminal for chrominance signal input.
Page 25
PZ-43MR2E PZ-50MR2E » Pin Function Pin No. Pin Name Pin Function VIDEO 1-L1 Line input of D-terminal VIDEO 1-L2 VIDEO 1-L3 VIDEO 2-L1 VIDEO 2-L2 VIDEO 2-L3 VIDEO 3-L1 VIDEO 3-L2 VIDEO 3-L3 4, 14, 39, 45, 52, — Analog power supply (9V) AVCC —...
Page 26
PZ-43MR2E PZ-50MR2E Ë VHiSDA5550M-1 (ASSY: IC1601) » Stereo Audio DAC » Block Diagram » Pin Function Pin No. Pin Name Pin Function 99, 1, 3, 4, 2, 100, D0-D7 Data bus for external memory or data RAM. 98, 96 97, 94, 93, 89, 86, A0-A16 Address bus for external program memory or data RAM.
Page 27
PZ-43MR2E PZ-50MR2E » Pin Function Pin No. Pin Name Pin Function 31, 32, 33, 34, 35, P3.0-P3.7 Port 3 is an 8-bit bi-directional I/O port with internal pull-up resistors, Port 3 pins that 36, 37, 38 have 1 written to them are pulled high by the internal pull-up resistors and in that state...
Page 28
PZ-43MR2E PZ-50MR2E Ë RH-iX3371CEZZ (ASSY: IC2501) » Multi Standard Sound Processor » Block Diagram...
Page 29
PZ-43MR2E PZ-50MR2E » Pin Function Pin No. Pin Name Pin Function — Not connected I2C_CL I2C clock I2C_DA I2C data I2S_CL I2S clock I2S_WS I2S word strobe I2S_DA_OUT I2S data output I2S_DA_IN1 I2S1 data input ADR_DA ADR data output ADR_WS...
Page 31
PZ-43MR2E PZ-50MR2E » Pin Function Pin No. Pin Name Pin Function CVBS1/Y1-IN CVBS1 or Y1-IN signal input. SYNC-IN Sync signal input. CVBS-OUT CVBS or Y+C signal output terminal. Counted-down vertical sync signal output. COMB Y-IN Input of Y signal coming from comb filter. Open when not used.
Page 32
PZ-43MR2E PZ-50MR2E Ë VHICXA2101Q-1 (ASSY: IC803) » Baseband Video Signal Processor » Block Diagram » Pin Function Pin No. Pin Name Pin Function IN2-H IN2-H : Independent horizontal sync signal input terminal. IN2-V IN2-V : Independent vertical sync signal input terminal.
Page 33
PZ-43MR2E PZ-50MR2E » Pin Function Pin No. Pin Name Pin Function V-PH Vsync peak holding capacitor connection terminal. IN5-H IN5-H : Independent horizontal sync signal input terminal. IN5-V IN5-V : Independent vertical sync signal input terminal. IN5-1 IN5 line signal input terminal.
Page 34
PZ-43MR2E PZ-50MR2E Ë RH-iX3566CEZZ (ASSY: IC1901) » PLD (Programmable Logic Device) » Pin Function Pin No. Pin Name Pin Function SP_HD — Ground SP_VD SP_CP — Power supply (3.3V) — Ground MODEA MODEB MODEC SELA — Ground — Power supply (3.3V)
Page 36
PZ-43MR2E PZ-50MR2E » Pin Function Pin No. Pin Name Pin Function HD1-IN Input the horizontal synchronizing signal. HD2-IN It’s polarity corresponds to both positive and negative. HD3-IN Input from this pin does not be synchronized internally. VD1-IN Input the horizontal vertical signal.
Page 38
PZ-43MR2E PZ-50MR2E » Pin Function Pin No. Pin Name Pin Function CLPO Built-in clamp circuit current output terminal. To be connected to ADIN when built-in clamp is used. ADIN Comb filter analog input (A/D converter) terminal. A/D converter reference bottom voltage. (standard 0.52V) ADVS —...
Page 39
PZ-43MR2E PZ-50MR2E Ë VHiML6428C1-1 (ASSY: IC404, IC407) » Low Pass Video Filter IC » Block Diagram » Pin Function Pin No. Pin Name Pin Function Luminance input — 5V supply for filters and references. — Ground Chrominance input YOUT Chrominance output VCCO —...
Page 40
PZ-43MR2E PZ-50MR2E Ë RH-iX3473CEZZ (ASSY: IC804, 810) Ë RH-iX3474CEZZ (ASSY: IC811) » Monolithic Video Filter * RH-iX3473CEZZ is 6.7MHz at Cut-off frequency. * RH-iX3474CEZZ is 30MHz at Cut-off frequency. » Block Diagram » Pin Function Pin No. Pin Name Pin Function A/B MUX —...
Page 42
PZ-43MR2E PZ-50MR2E » Pin Function Pin No. Pin Name Pin Function VCC1 — Power supply for control circuit. — Oscillator timing resistor. — Oscillator timing capacitor. — Soft start for Ch.3 & Ch.4. — Soft start for Ch.6. — Soft start for Ch.5.
PZ-43MR2E PZ-50MR2E OVERALL WIRING DIAGRAM-1/2 SR UNIT P6000 P6001 QCNW-6078CEZZ PC I/F UNIT QCNW-6084CEZZ QCNW-6083CEZZ QCNW-6081CEZZ QCNW-6073 QCNW-6080CEZZ QCNW-6074CEZ QCNW-6077CEZZ CN702 POWER UNIT P3401 FRONT UNIT P3001 LED UNIT...
Page 63
PZ-43MR2E PZ-50MR2E QCNW-6075CEZZ AV UNIT SC1401 QCNW-6082CEZZ P2502 SC1503 -6081CEZZ QCNW-6073CEZZ P1702 MAIN UNIT P1703 W-6074CEZZ QCNW-6079CEZZ P3402 QCNW-6076CEZZ NT UNIT...
PZ-43MR2E PZ-50MR2E DESCRIPTION OF SCHEMATIC DIAGRAM VOLTAGE MEASUREMENT CONDITION: 1. When the exclusive-use AC adapter is used, the colour bar signal of colour bar generator for service is input to get the normal screen. When the audio is minimized, the voltage value is measured with the 20 kΩ/V tester.
Page 135
PZ-43MR2E PZ-50MR2E Ref. No. Part No. Description Code Ref. No. Part No. Description Code CPCi-0056CE11 RDENC0331CEZZ PC I/F UNIT (Continued) POWER UNIT INTEGRATED CIRCUITS R1062 9DK001-50183 J 4.7k 1/16W Chip1608 R1077 9DK001-50207 J 6.8k 1/16W Chip1608 IC701 VHiNJM2375AD1 J NJM2375AD...
Page 136
PZ-43MR2E PZ-50MR2E Ref. No. Part No. Description Code Ref. No. Part No. Description Code RDENCA006WJZZ RDENC0331CEZZ EMC UNIT POWER UNIT (Continued) DIODE C722 RC-E1H226SNPJ J 22 C723 RC-E1E477SNPW J 470 å VA701 VHVNV470D10-C J Varistor C724 RC-E1E477SNPW J 470 C725...
Page 137
PZ-43MR2E PZ-50MR2E Ref. No. Part No. Description Code Ref. No. Part No. Description Code CABINET AND MECHANICAL PARTS Main Unit PC I/F Unit AV Unit EMC Unit SR Unit Front Unit Power Unit LED Unit 2-13 2-10 2-13 2-13 2-14...
PZ-43MR2E PZ-50MR2E PACKING OF THE SET Polyethylene Bag (SSAKA0170CEZZ) Operation Manual (PZ-43MR2E) (TiNS-7622CEZZ) System Cable (TiNS-7645CEZZ) (QCNW-6117CEZZ) Operation Manual (PZ-50MR2E) (TiNS-7520CEZZ) (TiNS-7631CEZZ) Batteries AC Cord (for UK) (QACCBA008WJZZ) AC Cord (for Europe) (QACCVA002WJZZ) Remote Control Unit (RRMCG1676CESA) Packing Material (SPAKF0515CEZZ)