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Check out the forum: 7A38 - by the numbers to get help and instruction on these
Seiko 7xxx models . Also I believe that there is a small regulating tab seen under the circuit block [circuit board ], that changes contact with the circuit block contacts for small adjustments.
Seiko 7xxx models . Also I believe that there is a small regulating tab seen under the circuit block [circuit board ], that changes contact with the circuit block contacts for small adjustments.
