Philips 300WN5QS/97, Service Manual

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Technical Data
4
300WN5
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Pin Assignment
1. The digital only connector contains 24 signal contacts organized in
three rows of eight contacts. Signal pin assignments are listed in the
following table:
Pin
No.
Signal Assignment
Pin
No.
Signal Assignment
Pin
No.
Signal Assignment
1 T.M.D.S. Data2- 9 T.M.D.S. Data1- 17 T.M.D.S. Data0-
2 T.M.D.S. Data2+ 10 T.M.D.S. Data1+ 18 T.M.D.S. Data0+
3
T.M.D.S. Data2/4
Shield
11
T.M.D.S. Data1/3
Shield
19
T.M.D.S. Data0/5
Shield
4 No connect 12 No connect 20 No connect
5 No connect 13 No connect 21 No connect
6 DDC Clock 14 +5V Power 22
T.M.D.S. Clock
Shield
7 DDC Data 15 Hot Plug Detect 23 T.M.D.S. Clock+
8 No connect 16 Ground (for +5V) 24 T.M.D.S. Clock-
2. The 15-pin D-sub connector (male) of the signal cable:
Pin
No.
Assignment
Pin
No.
Assignment
1 Red video input 9 DDC +5V
2 Green video input 10 Cable detect
3 Blue video input 11
Identical output,
connected to pin 10
4 Ground 12 Serial data line (SDA)
5 NC 13 H. Sync / H+V
6 Red video ground 14 V. Sync
7 Green video ground 15 Data clock line (SCL)
8 Blue video ground
3. RS232 Connector
D-sub 9-pin male connector for communication with plasma engine or
PC.
Pin No. RS-232 (EIA-232-A) Function
3 Transmit Data (TD) from DTE to DCE
2 Receive Data (RD) from DCE to DTE
7 Request to Send (RTS)
8 Clear to Send (CTS)
6 DCE Ready (DSR)
5 Signal Ground (SG)
1 Received Line Signal Detector (DCD)
4 DTE Ready (DTR)
9 Ring Indicator
4. SCART Connector
Pin
No.
Signal Pin
No.
1 Audio right channel output (0.5 Vrms, < 1K ohms) 2
2 Audio right channel input (0.5 Vrms, > 10K ohms) 1
3 Audio left channel output (0.5 Vrms, < 1K ohms) 6
4 Audio ground 4
5 Blue signal ground 5
6 Audio left channel input (0.5 Vrms, > 10K ohms) 3
7 Blue signal I/O (0.7 Vp-p, 75 ohms) 7
8 Function switching I/O (L: < 2V, H: > 10V, 10K ohms) 8
9 Green signal ground 9
10 Intercommunication data line No. 1 10
11 Green signal I/O (0.7 Vp-p, 75 ohms) 11
12 Intercommunication data line No. 2 12
13 Red signal ground 13
14 Blanking signal ground 14
15 Red signal I/O (0.7 Vp-p, 75 ohms) 15
16 Blanking signal I/O (L: < 0.4V, H: >1.0V, 75 ohms) 16
17 Composite video signal ground 18
18 Blanking signal ground 17
19
Composite video signal output (1 Vp-p, 75 ohms, sync:
negative)
20
20 Composite video signal input (1 Vp-p, 75 ohms, sync: negative) 19
21 Plug shield (common ground) 21