Pioneer TS4 Service Manual page 38

TS4
Press the "F10" key after inputting the command number to be transmitted to IRD.
After returning to the initial screen, select "IRD CHECK" with the cursor key and press the RETURN key. The screen for executing the
command will be displayed. Pressing the RETURN key will execute the command selected at "MAKE CHECK_STEP".
The following shows a list of commands and their functions.
No. Command
1 Self Check error list
2 Program Download
3 Set parameter 1
4 Set Parameter 2
5 Set Parameter 3
6 Set Parameter 4
7 Tuner Check
8 Check DSCR/BANK Card Detect Checks the DETECT terminal of DSCR Card and BANK Card.
9 DSCR/BANK Card Check
10 DSCR Card Check
11 BANK Card Check
12 Check Audio Volume
13 Check Video Contrast (RGB)
14 Check Video Mute (RGB)
15 Check Video Mute (Video)
16 Check Audio Mute
17 Check SECAM Mode
18 Check S_VHS Mode
19 Check Slow_SW OFF (0V)
20 Check Slow_SW 16:9 (6V)
21 Check Fast_SW ON
22 Check Mono/Stereo
(VCR_SCART)
23 Check Mono/Stereo
(TV_SCART)
38
Not used.
Used for downloading the Test program to IRD.
Transmits the command used for setting the parameters required for IRD tuning signals.
(To set parameters, press the function key F1 at the IRD Check Mode Screen.)
Same as above except the use of function key F2.
Same as above except the use of function key F3.
Same as above except the use of function key F4.
Used to check if the Tuner Bit Error Rate is OK or not at limited MPEG stream signal.
OK :Bit Error rate OK, NG : Bit Error rate NG
Checks both the No. 10 and No. 11 command function.
Used to check if the DSCR Card is present and to check the communication with the main
microprocessor.
OK : Communication check OK
NG : Communication check NG
Used to check if the Bank Card is present and to check the communication with the main
microprocessor.
OK : Communication check OK
NG : Communication check NG
Varies the audio output level (Recovers after two seconds)
Varies the RGB output contrast level (4 step: 0.7V, 0.8V, 0.9V, 1.0V)
Mutes RGB output (Recovers after 2 seconds)
Mutes composite video output (Recovers after 2 seconds)
Mutes all audio outputs (TV_SCART, RCA) (Recovers after 2 seconds)
Switches the video output to SECAM
Switches the video output to Y/C separation output
Also switches the video output to PAL
Sets the SLOW_SW (16:9/4:3 discrimination signal) to OFF (Low Level)
Sets the SLOW_SW to 16:9
Sets the FAST_SW (RGB/Video switching signal) to ON (High Level)
Switches the VCR_SCART audio output to monaural
Switches the SCART mode 5, 2, 4 and 1.
(Refer to the next page Fig 2)
Function