Manual for FX-D QUARTZ

Manual for FX-D QUARTZ

Brand: Yashica

Category: Camera

Document Type:

Language: EN

Uploaded: Aug. 9, 2025, 11:45 p.m.

The manual provides detailed instructions for the dismantling and reassembly of the Yashica FX-D Quartz camera. It covers procedures such as removing external covers, the mirror box, ASA base plate, and shutter assembly. Specific sections detail the removal of the winding base plate assembly, including its various components like the MD cap ring, set cam plate, and anti-rewind collar. The manual also includes adjustment procedures for the AVR base plate, mirror position, and finder focus. Furthermore, it elaborates on the S-LED position adjustment, voltage checks, and auto-exposure settings. Troubleshooting guidance for common malfunctions like shutter non-operation, incorrect auto-exposure, and LED display issues is also provided. Wiring diagrams and descriptions of amplifier parts are included for comprehensive understanding.

Troubleshooting and error codes

Malfunction Cause Check
Shutter does not operate Shutter does not operate, and S-LED does not light. (1) Shutter Base Plate. (Bad contact of release switch).
(2) Green lead wire of release circuit.
(3) Bad contact between shutter board and F.P.C.
(4) R12, R13.
(5) Battery case bad contact. (loose screws, bad revetting of lug plate).
(6) Red, lead wire from battery case.
(7) Loose screw on F.P.C.
(8) TR-2.
(9) R10, R24.
(10) C-3, C-4, C-9
(11) Quartz.
(12) F.P.C.
(13) Amplifier.
Shutter does not operate, but shutter speed LEDs light. (1) TF-switch.
(2) Anti-winding 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.
(9) C-6.
(10) Release magnet.
(11) QR base plate.
Shutter does not work with winder. (1) TF-switch.
(2) Bad contact between connector base and winder.
Auto exposure is incorrect. Shutter remains open ("B" LED lights), or extremely under exposed. (over LED remains light.) (1) Incorrect standard voltage.
(adj. Ra2 to 295mv±5mv.)
(2) Incorrect off-set voltage.
(adj. Ra1 to 5mv±5mv.)
(3) Variable resistors. (Ra1-Ra4)
(4) SPD.
(5) Starting position of AVR brush contact.
(6) AVR.
(7) ASA resistor.
(8) F.P.C.
(9) Amplifier.
"B" LED indication appears at LV15. (1) Incorrect Off-Set voltage against high light. (readjust).
(2) F.P.C.
(3) Amplifier.
Shutter speed LED does not light properly at manual mode. (1) Shutter dial contact.
(2) Shutter base plate.
(3) Dirty shutter base plate.
(4) F.P.C.
(5) Amplifier.
Wrong indication of shutter speed LEDs. (More than three shutter speed LEDs come on simultaneously, or No LED comes on). Incase of "Over"-"B" indication. (1) Shutter speed LED.
(2) F.P.C.
(3) Amplifier.
In case of ✓ (flash) mode. (1) Shutter speed LED.
(2) Bad contact of accessory shoe.
(3) TR-9, R22, R23.
(4) F.P.C.
(5) Amplifier.
No beep at all. (self-timer or over-exposed situation.) Beep at "OVER" indication, but not working when self-timer is used. (1) TR-3.
(2) R14, R15.
(3) F.P.C.
No beep at "OVER" indication, but it is working when self-timer is used. (1) D2.
(2) F.P.C.
No beep or very small beep, when "OVER” LED indication or self-timer is used, but self-timer and "OVER" indication itself are normal. (1) TR-4.
(2) R16, R17.
(3) Shoe spring of amplifier.
(4) P.C.V. (Piezo Ceramic Vibrator.)
(5) F.P.C.
Tone of P.C.V. is not normal. (1) F.P.C.
(2) Amplifier.
Too much stand by current. (1) AVR base plate is short curcuited to the body.
(2) ASA base plate is short circuited to the body.
(3) Uninsulated parts or electrical components touch the Top cover.
(4) TR1-9, C-6, C-8, C-10, R19.
(5) F.P.C.
(6) Amplifier.
When stand-by current drains about 4-7 mA. (1) Release circuit is grounded to the body. (release switch, release socket, connector plate, etc....)
(2) R12, C-7.
Incorrect shutter speed. (1) TR-6.
(2) Yellow lead wire from trigger switch.
(3) Black lead wire from shutter magnet.
(4) F.P.C.
(5) Amplifier.
Defective Self-timer. (1) Mount cover ass'y. (Self-timer switch, Self-timer LED).
(2) Combination connector contact.
(3) TR-1, TR-5.
(4) R8, R9, R18.
Defective “AE”. (AE-lock). (1) Mount cover Ass'y. (AE switch etc.)
(2) Combination connector contact.
(3) F.P.C.
(4) Amplifier.
Defective Flash LED indicator. (Flash mode). (1) D-1, R10.
(2) Same as 4-2).
Battery warning indication. (Battery check) At "AUTO" ....... 1 Hz blinking.
At "MANUAL" ....... 1 Hz blinking. (When less than 2.45 volts.)
Check: (1) Ra4.
(2) R6, R7.
(3) F.P.C.
(4) Amplifier.
In extremely darkness, “B” LED lights, then in a few seconds, “B” LED moves up then "OVER" LED lights. Check: (1) R25. (if R25 is omitted, add 300K)-location - See attached diagram.
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