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Philips L9.1A, Service Manual

Introducing the Philips L9.1A Service Manual – your ultimate companion for effortless product maintenance. Unlock the full potential of your Philips L9.1A with this comprehensive manual. Download it free from manualshive.com, providing step-by-step instructions and valuable insights to ensure seamless operation and maximum longevity for your device.

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Summary of Contents for L9.1A

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Page 104: ...e 21PT3942 and the two new 21 sets 21PT3956 21PT3962 the mono carrier PCB layout L9 1A is introduced to increase the audio power Entering the SDM has changed By connecting pin 20 to ground at cold start Entering the SAM has changed Shorting pin M28 and M29 is no longer valid For the 21PT3942 one new panel is added Side AV panel Headphone E1 For the 21PT3956 21PT3962 two new panels are added Side A...

Page 105: ...0p 8K2 2179 E3 3150 D4 330R SIDE AV PANEL HEADPHONE L Speakers R 10K RIGHT R RES BZX79 C6V8 2176 F3 2177 F3 2178 F3 RES 8K2 330p 3151 D4 3152 C4 3153 C4 3155 B4 3156 E3 3157 F3 6161 B3 9152 D3 9153 C4 9155 C5 SG02 B3 SG03 D3 SG04 C3 SG06 F4 SG07 F4 LEFT FOR ESD HEADPHONE L R R 330R 10K D E F EUROPE 9152 1 2 3 4 5 9153 0254 0251 1 2 3 3 4 2174 0252 1 2 3152 3153 2177 100u 0250 B 4 5 6 SG07 SG04 315...

Page 106: ...Electrical diagrams and PWB s GB 3 L9 1A Side AV panel headphone CL 06532025_031 eps 030400 ...

Page 107: ...nel RF TOP control panel RF 4 CH UP CH DN VOL UP VOL DN KeyBd3 KeyBd1 KeyBd2 0209 B2 1680 B4 1681 B4 1682 B3 1683 B3 To 0256 of TOP CONTROL PANEL RF 1 2 3 4 1 2 3 4 A B A B 1680 1683 0209 1 2 3 1682 1681 CL 06532025_023 eps 150500 CL 06532025_027 eps 030400 ...

Page 108: ...FSQ TOP control panel FSQ KeyBd2 B A KeyBd1 KeyBd3 5 TOP CONTROL PANEL FSQ To 0256 of 1 2 3 4 5 1 2 3 4 1683 0209 B2 1680 B5 1681 B4 1682 B4 1683 B3 CH UP CH DN VOL UP VOL DN A B 1682 1681 0209 1 2 3 4 1680 CL 06532025_024 eps 150500 CL 06532025_028 eps 030400 ...

Page 109: ... 6W 3151 4822 116 52303 8k2 5 0 5W 3152 4822 050 21003 10k 1 0 6W 3153 4822 116 52303 8k2 5 0 5W 3155 4822 116 52201 75Ω 5 0 5W 3156 4822 116 52219 330Ω 5 0 5W 3157 4822 116 52219 330Ω 5 0 5W d 6161 4822 130 34278 BZX79 B6V8 T Top Control Panel RF Various 0011 3139 137 66921 Top Control Button 0013 3139 124 30381 Top Control Bracket 0158 3139 110 38741 Cable 4P 820mm 0209 4822 267 10567 Conn 4P 16...

Page 110: ...em or transmitted in any form or by any means electronic mechanical photocopying or otherwise without the prior permission of Philips Colour Television Chassis L9 1A AA 00 01 5 5 5 5 In the 21PT3942 the mono carrier PCB layout L91A is introduced to improve the audio power and 1 new panel is added Side AV panel Headphone E1 Entering the SDM has changed By connecting pin 20 to ground at cold start E...

Page 111: ...8K2 2179 E3 3150 D4 330R SIDE AV PANEL HEADPHONE L Speakers R 10K RIGHT R RES BZX79 C6V8 2176 F3 2177 F3 2178 F3 RES 8K2 330p 3151 D4 3152 C4 3153 C4 3155 B4 3156 E3 3157 F3 6161 B3 9152 D3 9153 C4 9155 C5 SG02 B3 SG03 D3 SG04 C3 SG06 F4 SG07 F4 LEFT FOR ESD HEADPHONE L R R 330R 10K D E F EUROPE 9152 1 2 3 4 5 9153 0254 0251 1 2 3 3 4 2174 0252 1 2 3152 3153 2177 100u 0250 B 4 5 6 SG07 SG04 3151 7...

Page 112: ...Electrical diagram and PWB GB 3 L9 1A Side AV panel headphone CL 06532025_031 eps 030400 ...

Page 113: ... 3P 0261 2422 025 12482 Connector 6P g 2171 4822 126 13512 50V 330pF 5 2172 4822 126 13512 50V 330pF 5 2173 4822 126 13512 50V 330pF 5 2174 4822 126 13512 50V 330pF 5 f 3150h 4822 050 21003 10k 5 0 1W 3151h 4822 116 52303 8k2 5 0 1W 3152h 4822 050 21003 10k 5 0 1W 3153h 4822 116 52303 8k2 5 0 1W 3155h 4822 116 52201 75Ω 5 0 1W d 6161 4822 130 10852 BZX284 C6V8 ...

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