Pentax ist DL Service Manual page 43

20-9. Aperture Control, CCD
(1) Attaching the lens to the camera. Set the focus mode and Capture mode to MF and B.
(2) The aperture of lens must change similarly when the aperture value (Av) is set in opening, the
middle, and the minimum with the Av dial.
*When replacing T100, the aperture of middle will not control. Confirm after adjusting with
Programmed Software. (SLR operation)
(3) Detach the lens from camera, and depress the release button, and make the camera long
exposure condition. Confirm there is neither dust nor scratch on the CCD.
20-10. SD card cover SW
(1) The camera turns OFF when the SD card cover is opened during the camera is turned ON.
(2) Close the CF card cover and turn the main SW to OFF. When the main SW is turned ON again,
the camera must be turned ON.
21. [ADJ] Adjustment with Programmed Software (SLR operation)
*The adjustment method is same as ＊istD/DS（76180,76450）
[CAUTION] When the following parts are replaced, do the adjustment as follows.
0-T100 ----- All adjustment. 0-J100, 0-J201 ----- AE adjustment (A)
0-M100, 0-B52 ----- AF adjustment (B)
[Required equipment]
Programmed software for 76570 (for SLR operation), Battery adaptor (use D-BG1),
Regulated DC power supply (8V・3A), AC adaptor (D-AC10),
Temporary bottom cover (Hand made/exclusive item),
AF positioning jig (Square) for 27830, AF positioning jig (Cross) for 27250,
AF chart for 2m x2 (Exclusive item), AF master lens for 2m, FA Macro 50mmF2.8,
Light source (Shutter tester), Diaphragm set ring F8 (KA-0-1A), FA (F) 35-80mm F4-5.6,
I/F buffer cable for 27250 For the other items, refer to the table of "Jigs, Tools and Testers".
SD card 2pcs (For setting test mode ON and OFF)
21-1．Preparation
(1) Pass the cable through into the strap lug to prevent damage of the soldered lands for T901.
(2) Solder I/F buffer cable on the main board as shown figure.
* Confirm CCD ID No when replace T100 or T600 for next adjustment of digital parts.
(3) Install battery cover and temporary bottom cover, and then connect camera to computer.
(4) Insert SD card for test mode ON and open the SD card cover.
(5) Connect the AC adaptor and turn ON the camera. (LCD monitor will be displayed test screen)
(6) Turn OFF the camera and remove SD card.
①
Orange (18p)
Red (17p)
Brown (16p)
76570EM 42
②
※
White (14p)
Yellow (19p)