Structure Of The Circuit Block; Remarks On Disassembling And Reassembling; Technical Guide - Seiko 5M42A Technical Manual

TECHNICAL GUIDE

• The explanation here is only for the particular points of Cal. 5M42A and 5M43A.
• For the repairing, checking and measuring procedures, refer to the "TECHNICAL GUIDE, GENERAL
INSTRUCTIONS".
I.

STRUCTURE OF THE CIRCUIT BLOCK

Crystal unit
Input terminal (–)
II.

REMARKS ON DISASSEMBLING AND REASSEMBLING

1 Hands
• How to install
Place the movement directly on the riveting plate shown in the illustration with the oscillating weight side
down, so that the oscillating weight screw is not damaged. Then, press in the hands.
6
C-MOS-IC
Input terminal (+)
Output terminal
Automatic generating input terminal
Cal. 5M42A, 5M43A