Very usefull manual. From my point of view there are needs more clearables images.
Text excerpt from page 42 (click to view)
HCD-S70C/S90C
REVISION HISTORY
Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. 1.1 1.0 Date 2001.06 1995.02 New. Description of Revision Correction of exploded views (158) and electrical parts list.
(SPM-01020)