FX-DQUARTZ REPAIR MANUAL YASHICA CO., LTD.•TOKYO .
DISMANTLING PROCEDURE Outside Covers 1. Bottom cover removal: (1) Remove three bottom cover setscrews (61812529). MD. Iight-proof plate ( 139680) and sprocket button ( 139651 ). 2. Top cover removal: ( 1) Remove the rewinding knob ass'y and three ASA dial ass'y setscrews which hold the ASA dial ass'y.
Mirror Box Ass'y Removal: The mirror box can be rnmoved together with the shu tle1 base platn ass'y, ASA base plate ass'y and Amplifa~r ass'v. 1. Unsolder ten lead wires of flexible printed circuit. At bottom of the body (six lead wires) ( 1) Green lead wire from the connector base. (2) Violet and orange lead wires from the TF switch. (3) Back and pink lead wires from the relRase rnagnet. Red lead wire from the batte1·y case.
Eye-piece frame Body Shutter ass'y Amplifier ass'y Mirror box ass'y Fig. 3 3. ASA base plate ass'y removal: ( 1) Remove the rewind shaft holder nut which holds the ASA dial shaft with ASA click plate ass'y and ASA contact holder ass'y. (2) Remove the ASA lock spring shaft, ASA lock spring and E-ring. (3) Remove one GS-ring, ASA lock lever ass'y, and ASA lock lever shaft. Note: Do not reuse the removed GS-ring. (Reusing will cause malfunction) (4) Remove two E-rings (E-15) and ASA reverse lever.
~ Adjustment~ 1. AVR (Aperture Variable Resistor) base plate at contact position: When mounting the AVR base plate, set the F. stop coni1ecting ring to the stopper on-the open side, and AVR gear at the position where its arrow mark (~) is directly in the front. At this position, the contact below AVR r1ear perfectly gets on the resistor plate and is in the start position. AV R base plate ass'y (Right side mirror box) 123 h,:2:======~~~~\--L- The F.
- Pentagonal frame work I i_ FoM;og odi"•Hog w"hm Fig. 6 Shutter Ass'y Removal: (Mirror box ass'y must be removed) (1) ~ Remove the three shutter setscrews (61824522 x 2 and 61924022 x 1). Two setscrews are located at the front upper part and one is located under the body light-proof moquette. Then, pull off the shutter upward. Counter Base Plate Ass'y Removal: ( 1) (2) Remove counter reverse lever spring ( 152870). Remove three setscrews (61923024x2 and 147816x1).
Counter reverse lever spring Counter base plate ass'y Counter Gear-1 Winding lever shaft ass'y Fig. 7 Winding Base Plate Ass'y Removal: (at bottom of the body) (1) Remove the MD cap ring setscrew (the screw is counterclockwise) in the MD cap ring, which holds the MD cap ring: (2) Remove the SM. set lever fixer setscrew (61913024) and two connector base setscrews (61913024 x 2), remove the SM. set lever fixer with the connector base by which the SM. set lever ass'y can be removed.
(2) Agn:)e the convex part pulltxl lly the winding lever sh<:ift ass'y with tile notched part made in the counter reverse l!~ver at the back sicfo of the body. Ser) F'i~J. 7. Th1)n, push the shaft clownw<:ll"cl so that the winding ratd1ed claw enqages with thf). groovf; of thn winding A-near. Positions of the winding shaft ass'y and A-winding stopper. Fig. 8 (at bottom of the body) (3) (4) (5) Attach the winding holder. Insert the winding spring.
(at bottom of the body) Mount the SM. set lever. Put it in the joggle of the set cam plate ass'y. (9) Mount the MD. cap ring and set screw (turn it clockwise). (10) Mount the winding obstruction lever ass'y, washer, snap ring and connect winding obstruction lever spring. (8) ~ Adjustment~ o Anti-rewind claw adjustment. After A-gear stopper is engaged (upper part of the body) the anti-rewind claw (bottom of the body) should be released. A_,.
Amplifier Replacement Procedure o Replace Amplifier after removing the top cover, bottom cover, and mount cover sub ass'y, Unsolder 13 lead wires. (at bottom of the body) o Green lead wire from the connector base. o Violet and orange lead wires from the TF. switch. o Black and pink lead wires from the release magnet. o Red lead wire from the battery case. (at upper of the body) o Yellow, black and brown lead wires from the shutter. o Yellow, blue and white lead wires from the AVR base plate.
S-LED Position Adjustment * The position of LED shall be acliusted so that all LED's from "f3" tu "OVER" and "/V " can nonnally be seen, when the eye in at the center of eyepiece when replacing arnplifier ass'y, be sure to rnake this adjust111ent. y-----S-LED fixer S-LED adjusting plate screw ---f\.
I 1-AJ--'VJUI ..... ................... , AE Lock 0 Ra1 Offet voltage adjustment Ra2 Standard Voltage adjustment Ra3 Auto exposure adjustment Ra4 Battery check adjustment VK VA 5mV Vs Vr Standard Voltage 295mV Voltage Check and Adjustment * The adjustment should be performed as follows. ( 1) (2) (3) (4) ASA 100 and without lens. 2.BV from the regulated D.C power supply. Press the exposure check button before checking the respective voltage (it workes for 10 sec). Use the digital multimeter.
[STANDARD] Auto-exposure Adjustment of the auto-exposurn should be performed by installing the standard lens to camera and setting the aperture at 5.6 with AUTO and ASABO. When making measurement, the E.E. camera tester should be used at ASA 100, K=1.3. LV 12 EV tolerance LED displi..y Aperture F5.6 - ±0.7 EV 1/125 --~ 15 F5.6 1/1000 ±0.8EV 11 F5.6 1/60 ±0.7EV 8 F5.6 1/8 ±0.7 EV 4 F5.6 2 sec ±0.
Shutter LED (S-LED) Display in the Viewfinder S-LED blinks ;i1ul 111<1~(!:; <1111lilJI(: 1rn1" (l11:(q> lt!!w) ;ii /\lJ I 0, M;11111;1I ;11111 X :;1:11i11q, when "Over" expuS()c!; ---JU1I1Jl 4Hz o ·LED display in the viewfinder at AUTO position OVER a11cJ Undm l'cxpostm) display. Normal AE Exposure display OVER .;e~ 4Hz blinkiny 1000 "" with audible 500 tone (beep) 250 signals OVER 125 Exposure OVER 1000 500 250 125 60 30 15 • Lit 60 30 15 8 4 8 4 2 2 2 2 LT B LT B 4Hz blinking ~-:.
o LED display in the viewfinder at AE Lock position At Auto At Manual OVER 1000 500 250 125 60 30 15 8 4 OVER 1000 500 250 125 60 30 15 'I I ..:::e~ 4Hz blinking '1 I\' ", :e~ 4Hz blinking , '' \ ,, ;~~ 4Hz blinking 8 4 2 2 2 2 LT LT B B Lock in shutter speeds. Aperture can be varied: continuous operation possible. * Lights up for 10 seconds after AE Lock lever is released. o (/1/) Flash mark Indication (With CS201 AUTO, TLA20 and TLA30 flashunits.
At Manual o When shutter speed is set at 1/125 - 1, after flash is fully charged at a set shutter speed LED blinks and (,/\/)lit. o When shutter dial is set at 1/250 - 1/1000, after flash is fully charged, (/'\,/) rnark lit and 1/125 LED will lit when exposure check button is depressed. The over photometer value is not displayed. AtX o After flash is fully charged, 1/125 LED blinks and (/V) lit, when exposure check button is depressed.
Battery Check Display (16 dot LED) 1 Hz At voltage 2.45V 1Hz alarm (Blinking indication) 1 Hz 1 Hz ..___ _ Auto setting ....
FX-D Quartz circuit Diagram CS-201 Auto Flash 32.768 KHz Quartz Oscillator 16 Dot LED Flash-ready indicator -0 ---4- ~ c Flash-ready signal ~ Shutter speed Information display Battery check display SPD (for exposure metering) ~ -+ -+ -+ . . OVER 1000 500 -+LT Analog IC CPU Digital LSI -+ B Self-timer LED display Audible warming (Beep) Aperture setting ,.... .
Description of Amplifier Parts Combination connector R14 OLD Type of Amplifier R25 Shutter base Tr7 ~ C7 0 co .... Tr3 of 31 Resistor brock 43 17 16 28 IC1 (Analog IC) ( Sync.
FX-D QUARTZ Dimensional Wiring Diagram brown Top cover yellow black ----® EC.
CS-201 AUTO Flash Dimensional Wiring Diagram black Front cover Base plate 2 Trigger coil 1 ·"'z -, FOTO TRANGISTER L / Xe tube black white 0 N Earth contact Base plate 1 black green brown black Shoe base * The CS-201 is an auto flash unit specially designed for use on the FX-D Quartz providing a guide number of 20.
MALFUNCTION AND CAUSES Note: S-LED =Shutter speed LED. F.P.C. =Flexible Printed Circuit. 1) 1-1) Shutter does not operate. Shutter does not operate, and S-LED does not light. Check: 1-2) Shutter does not operate, but shutter speed LEDs light. Check: 1-3) 2-1) ( 1) TF-switch. (2) Antiwinding lever. (3) Trigger switch. (should be ON when shutter is cocked.) (4) Loose ground screw on the shutter circuit board. (5) Yellow lead wire between shutter and F.P.C. (6) F.P.C. (7) TR-7, TR-8. (8) R19, R20, R21.
2-2) "B" LED indication appears at LV15. Check: (1) (2) (3) 3) 3-1) Shutter speed LED does not light properly at manual mode. Check: (1) (2) (3) (4) (5) 4) 4-1) lncase of "Over"-"B" indication. (1) (2) (3) In case of Check: N (1) (2) (3) (4) (5) 5) 5-1) Shutter speed LED. Bad contact of accessory shoe. TR-9, R22, R23. F.P.C. Amplifier. (1) TR-3. R14, R15. F.P.C. No beep at "OVER" indication, but it is working when self-timer is used. Check: (1 ) D2. (2) F.P.C.
6-1) Too much stand by current. Check: ( 1) (2) (3) (4) (5) (6) 6-2) When stand-by current drains about 4-7 mA. Check: (1) (2) 7) Check: (1) (2) (3) (4) (5) 8) TR-6. Yellow lead wire from trigger switch. Black lead wire from shutter magnet. F.P.C. Amplifier. Defective Self-timer. 8-1) Check: (1} Mount cover ass'y. (Self-timer switch, Self-timer LED). (2) Combination connector contact. TR-1, TR-5. RS, R9, R18. (3) (4) Defective "AE". (AE-lock).
