Preparation; Parts Location Of The Tape-Running System - Sony GY-8240UWD Maintenance Manual

4-1. General Information for Tape Path Alignment
3. Tape Running Operation
To make an adjustment mentioned in Section 4-3 afterward, set the unit to the line mode. Setting to the
line mode enables a tape to be operated by the switch on the DSP-90 board.
For details on the line mode, refer to Section 1-11.

4-1-2. Preparation

(1) Turn the power off.
(2) Remove the top panel and front panel. (Refer to Section 1-1.)
(3) Remove the plate MD. (Refer to Section 1-2.)
(4) Remove the cassette compartment. (Refer to Section 1-2.)
(5) Remove the W cleaner. (Refer to Section 3-5.)
n
If the W cleaner is attached, the tape-running condition may be difficult to check. Therefore, remove
the W cleaner assembly before checking.
(6) Clean the following portions:
. Upper drum tape running surface and rotary head ( Refer to Section 2-2-2.)
. Lower drum tape running surface and lead portion (Refer to Section 2-2-3.)
. Stationary head (Refer to Section 2-2-4.)
. Tape running system and tape cleaner (Refer to Section 2-2-5.)

4-1-3. Parts Location of the Tape-running System

Following figure describes the names of each part of the tape-running system.
It is illustrated in the threading end mode. " TG " in the figure means the tape guide.
TG-3 (Exit guide)
CTL/TC erase head
CTL/TC head
Confi head
Capstan
Pinch roller
TG-4 (Threading roller)
TG-1 (S tension regulator)
Full-erase head
4-2
TG-5
TG-0
TG-2
TG-6
TG-7
TG-8 (T tension regulator)
TG-9
Drum
Slant guide
TG-10
GY-8240UWD
GY-8240FC