Seiko 5M43A - Technical Guide - Circuit Block; Circuit Block Structure; Technical Guide - Disassembly & Reassembly

6
Cal. 5M42A, 5M43A
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”.
• 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.
C-MOS-IC
I. STRUCTURE OF THE CIRCUIT BLOCK
II. REMARKS ON DISASSEMBLING AND REASSEMBLING
1 Hands
Automatic generating input terminal
Output terminal
Crystal unit
Input terminal (–)
Input terminal (+)