Page 61, paragraph 56c (3). Add the following caution above the note:
Caution: The PH-637B/PFP is not equipped with the setscrew
describe in the note below. Be careful to hold the lens firmly while
loosening the split ring locking screw. Fold the left-hand shelf over the
project&n stage; this gives partial protection for the Fresnel condensing
lens and front surface mirror.
Page 63, paragraph 59. Make the following changes:
Subparagraph b. Add the following note after subparagraph b.
Note. The adjustment procedure describe in c below applies only to the
PH-637/PFP and the PH-637A/PFP and is not required on the PH-637B/
PFP.
Subparagraph d(l), first sentence. After the first sentence, add: On
the PH-637B/FFP, loosen the support post locking knob and the
locating plug clamping screw (fig. 27).
Page 64, subparagraph d(l), last sentence. Delete the last sentence and
substitute: Secure the support post.
Subparagraph d(2), first sentence. After the first sentence, add: On
the PH-637B/PFP, no disassembly is required.
Subparagraph f(3), line 2. After "follows," add: for the PH637/-
PFP and the PH-637A/PFP. For the PH-637B/PFP, refer to
(d), (e), and (f) below.
Page 64, paragraph 59f( 4 ) (c ) .
Subparagraph (c), first sentence. At the beginning of the sentence,
add: On the PH-637/PFP and PH637A/PFP
Add subparagraphs (d), (e), and (f) after subparagraph (c).
(d) For the PH-637B/PFP, grasp the projector by the support
post and tilt it to one side. Slightly loosen the four lamphouse
mounting bolts (fig. 29.1). Slide the lamphouse back or
forward as required and tighten the bolts handtight.
(e) Stand the projector erect and check the image on the screen
(para 59f)
(f) Readjust the lamp position as required until the best image
is obtained on the screen. Tighten the bolts with a wrench.
Caution: Be careful not to force the bolts as thin could
damage the lamphouse mounting brackets.
Page 65, paragraph 61. Make the following changes:
Subparagraph a, line 1. Change "turned" to: moved.
Subparagraph e, last sentence. Add the following after the last
sentence : The side shelf of PH-637B/PFP should not be loose.
Page 66, paragraph 62, line 2. After "connector," add: of the PH-
637/PFP and the PH-B37A/PFP.
Second sentence. Add the following after the second sentence: On
the PH-637B/PFP, measure the resistance from either hot contact
of the power cable connector to the ground connection at the
ON-OFF switch, with the switch open.
Page 70. Delete paragraph 8.
