Asahi Pentax ME Service Manual

PRODUCT No.23900ASAHI PENTAXSERVICE MANUAL ENGLISH

23900 Page 9 of 15PENTAX MENotes and Troubleshooting TipsFIGURES:Fig. 1 - Top cover removedFig. 2 - Bottom cover removedFig. 3 - Front of camera, wind

23900 Page 10 of 15ADJUSTMENT SEQUENCE:1. Auto speedsVariable resistor A set: ASA 100, X1 compensation, f/8. With 2.8Vsupplied to the battery compartm

23900 Page 11 of 1510. Slide LED display out of focusing screen slot at wind-lever side11. Lift out complete flex circuit (Underside of flex circuit m

23900 Page 12 of 15TROUBLESHOOTING:Typical battery drainMeter: 1.7-2.0mAShutter open: 10mABehaviour with batteriesFastest speed only except at mechani

23900 Page 13 of 152. Auto-exposure erratic, shutter sometimes delivers mechanicalspeed only.Memory time lagChattering in magnet switchCheck the timin

23900 Page 14 of 154. Yellow - "Over" LED remains on, shutter delivers mechanical action only5. White - LEDs work, shutter delivers mechan

23900 Page 15 of 15

23900 Page 1 of 1523900 MEDisassembly Procedure1. Self-timer charge lever assembly (0-A118)—Self-timer screw left-handed (A122)— 231K-H502. Body Cove

23900 Page 2 of 1519. Counter dial Back cover openCounter dial spring (C57) - Counter retainer plate (C25),Counter dial assembly (0-C34)Come off tran

23900 Page 3 of 15Assembly Procedure1. Spool assembly (0-C204) and spool cam assembly (0-C202)W17 (t=0.2mm)2. Top mec. Plate assembly (0-C1)Pulling b

23900 Page 4 of 1511. Shutter block (E000) - CNL-D 1.7 x 3 x3Light seal plate (A8)12. Bulb actuator plate (A504) Temporary installation- CNL-D 1.4 x

23900 Page 5 of 1518. Cocked shutter assembly (0-C23) - SW actuator lever shaft.19. Main SW adjustment = (I200)When shutter actuator plate is held in

23900 Page 6 of 15b) LED indication adjustmentHigh EV (EV12), EV16) - VR-BLow EV (EV8) - VR-Cc) Battery checker - VR-D2.45V - Turning on

23900 Page 7 of 1534. Body covering, self-timer lever assembly (0-A118)Self-timer screw (A122) - left-handed.35. Disassembly of front board and mirro

23900 Page 8 of 1537. Adjustment of SWm and SWgTime lag sequence of SWm and SWgTo check the time lag, an oscilloscope is necessary.The time lag is de